From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: ** X-Spam-Status: No, score=2.1 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SORTED_RECIPS,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AA1A2C6778A for ; Tue, 24 Jul 2018 07:28:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D990B20856 for ; Tue, 24 Jul 2018 07:28:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D990B20856 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388556AbeGXIdK (ORCPT ); Tue, 24 Jul 2018 04:33:10 -0400 Received: from mail-it0-f71.google.com ([209.85.214.71]:54396 "EHLO mail-it0-f71.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388364AbeGXIdJ (ORCPT ); Tue, 24 Jul 2018 04:33:09 -0400 Received: by mail-it0-f71.google.com with SMTP id l8-v6so1690457ita.4 for ; Tue, 24 Jul 2018 00:28:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=Finy9wkMzTKF7DkFsN8kEZw7+0szJnAPhFSfzoWcRmg=; b=d6sHpPJ10JxYx6+49APvGa2mblAjEls/bWn0RNKqNbzMgulytcgxHiVoLq3rrX2EJX 6sKnffKAEDebqP8hAfGC7VlotcO6TqXcamzxCg1bi7hsa0AMgvl9RLHQ7mz9MPGwbkuC unzQIz3rEIo2KaRe/oZEdwfiPZEzbNR4F29BfF2p6h7utDfawX4lw9nVx4GMz97UCc1K 3eHXONCodl64bn1xxUlXonyXtPhKnWQVJLB8niPhMxJ2B3qBI4T9IHbbQjwPif+mYGOo crzrJBjIO8iLWnpfVU48DFIsgJeG1RVy/VlZ7hmRIGhlXD5h93cEpf00hQM/nlw3GgsW GLhA== X-Gm-Message-State: AOUpUlFTNQWWX1KdTmCLT9yoDevaGOJDuABNl0+92YtMLuWXEAqcZj01 qUE8XHNWO7tnVTAKwPRAyECgFlkSGKJPnMYmyLxiexpa82PK X-Google-Smtp-Source: AAOMgpdLdKZmSO4OlWuC2TARqzPWakvgdYsh1QAKzv8JisGpn4hs9zHDG5XB5YxJQj2D3NbeDENWM5TFVlcUMkWnfoOo9qZ/LBWB MIME-Version: 1.0 X-Received: by 2002:a6b:7407:: with SMTP id s7-v6mr6061619iog.78.1532417282783; Tue, 24 Jul 2018 00:28:02 -0700 (PDT) Date: Tue, 24 Jul 2018 00:28:02 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000c9dc440571b9b390@google.com> Subject: KASAN: stack-out-of-bounds Read in vma_interval_tree_insert (2) From: syzbot To: akpm@linux-foundation.org, dave@stgolabs.net, gomonovych@gmail.com, jglisse@redhat.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, mst@redhat.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot found the following crash on: HEAD commit: 8ae71e76cf1f Merge branch 'bpf-offload-sharing' git tree: bpf-next console output: https://syzkaller.appspot.com/x/log.txt?x=17fca5d0400000 kernel config: https://syzkaller.appspot.com/x/.config?x=89129667b46496c3 dashboard link: https://syzkaller.appspot.com/bug?extid=e64265a0e24946cf1c0d compiler: gcc (GCC) 8.0.1 20180413 (experimental) Unfortunately, I don't have any reproducer for this crash yet. IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+e64265a0e24946cf1c0d@syzkaller.appspotmail.com skbuff: bad partial csum: csum=256/65280 len=851 ================================================================== BUG: KASAN: stack-out-of-bounds in vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 ------------[ cut here ]------------ Read of size 8 at addr ffff8801cf1778d8 by task blkid/6772 do_IRQ(): syz-executor2 has overflown the kernel stack (cur:ffff8801cf190000,sp:ffff8801ce38e2d8,irq stk top-bottom:ffff8801daf00080-ffff8801daf08000,exception stk top-bottom:fffffe0000038080-fffffe0000042000,ip:__x86_indirect_thunk_rax+0x10/0x20) WARNING: CPU: 1 PID: 6760 at arch/x86/kernel/irq_64.c:63 stack_overflow_check arch/x86/kernel/irq_64.c:60 [inline] WARNING: CPU: 1 PID: 6760 at arch/x86/kernel/irq_64.c:63 handle_irq+0x1fb/0x2e7 arch/x86/kernel/irq_64.c:72 CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 Kernel panic - not syncing: panic_on_warn set ... Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 print_address_description+0x6c/0x20b mm/kasan/report.c:256 kasan_report_error mm/kasan/report.c:354 [inline] kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 vma_link+0xcd/0x170 mm/mmap.c:625 mmap_region+0xe69/0x1890 mm/mmap.c:1785 do_mmap+0xa06/0x1320 mm/mmap.c:1535 do_mmap_pgoff include/linux/mm.h:2287 [inline] vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f5b200f43ea Code: blkid: Corrupted page table at address 7f5b200f43c0 PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 Bad pagetable: 0009 [#1] SMP KASAN CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92af4f0 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92af530 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92af530 RBP: ffff8801a92af520 R08: ffff8801cae44480 R09: ffffed0035255ea6 R10: ffffed0035255ead R11: ffff8801a92af56f R12: 0000000000000040 R13: 00007ffffffff000 R14: 00007f5b200f43c0 R15: ffff8801cae44480 FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_stack+0x38/0x3a arch/x86/kernel/dumpstack.c:292 __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 print_address_description+0x6c/0x20b mm/kasan/report.c:256 kasan_report_error mm/kasan/report.c:354 [inline] kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 vma_link+0xcd/0x170 mm/mmap.c:625 mmap_region+0xe69/0x1890 mm/mmap.c:1785 do_mmap+0xa06/0x1320 mm/mmap.c:1535 do_mmap_pgoff include/linux/mm.h:2287 [inline] vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f5b200f43ea Code: blkid: Corrupted page table at address 7f5b200f43c0 PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 Bad pagetable: 0009 [#2] SMP KASAN CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92aef28 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92aef68 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92aef68 RBP: ffff8801a92aef58 R08: ffff8801cae44480 R09: ffffed0035255ded R10: ffffed0035255df4 R11: ffff8801a92aefa7 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92af4f0 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92af530 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92af530 RBP: ffff8801a92af520 R08: ffff8801cae44480 R09: ffffed0035255ea6 R10: ffffed0035255ead R11: ffff8801a92af56f R12: 0000000000000040 R13: 00007ffffffff000 R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_stack+0x38/0x3a arch/x86/kernel/dumpstack.c:292 __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 print_address_description+0x6c/0x20b mm/kasan/report.c:256 kasan_report_error mm/kasan/report.c:354 [inline] kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 vma_link+0xcd/0x170 mm/mmap.c:625 mmap_region+0xe69/0x1890 mm/mmap.c:1785 do_mmap+0xa06/0x1320 mm/mmap.c:1535 do_mmap_pgoff include/linux/mm.h:2287 [inline] vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f5b200f43ea Code: blkid: Corrupted page table at address 7f5b200f43c0 PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 Bad pagetable: 0009 [#3] SMP KASAN CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ae958 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ae998 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae998 RBP: ffff8801a92ae988 R08: ffff8801cae44480 R09: ffffed0035255d33 R10: ffffed0035255d3a R11: ffff8801a92ae9d7 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92aef28 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92aef68 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92aef68 RBP: ffff8801a92aef58 R08: ffff8801cae44480 R09: ffffed0035255ded R10: ffffed0035255df4 R11: ffff8801a92aefa7 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92af4f0 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92af530 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92af530 RBP: ffff8801a92af520 R08: ffff8801cae44480 R09: ffffed0035255ea6 R10: ffffed0035255ead R11: ffff8801a92af56f R12: 0000000000000040 R13: 00007ffffffff000 R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_stack+0x38/0x3a arch/x86/kernel/dumpstack.c:292 __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 print_address_description+0x6c/0x20b mm/kasan/report.c:256 kasan_report_error mm/kasan/report.c:354 [inline] kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 vma_link+0xcd/0x170 mm/mmap.c:625 mmap_region+0xe69/0x1890 mm/mmap.c:1785 do_mmap+0xa06/0x1320 mm/mmap.c:1535 do_mmap_pgoff include/linux/mm.h:2287 [inline] vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f5b200f43ea Code: blkid: Corrupted page table at address 7f5b200f43c0 PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 Bad pagetable: 0009 [#4] SMP KASAN CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ae388 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ae3c8 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae3c8 RBP: ffff8801a92ae3b8 R08: ffff8801cae44480 R09: ffffed0035255c79 R10: ffffed0035255c80 R11: ffff8801a92ae407 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ae958 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ae998 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae998 RBP: ffff8801a92ae988 R08: ffff8801cae44480 R09: ffffed0035255d33 R10: ffffed0035255d3a R11: ffff8801a92ae9d7 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92aef28 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92aef68 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92aef68 RBP: ffff8801a92aef58 R08: ffff8801cae44480 R09: ffffed0035255ded R10: ffffed0035255df4 R11: ffff8801a92aefa7 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92af4f0 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92af530 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92af530 RBP: ffff8801a92af520 R08: ffff8801cae44480 R09: ffffed0035255ea6 R10: ffffed0035255ead R11: ffff8801a92af56f R12: 0000000000000040 R13: 00007ffffffff000 R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_stack+0x38/0x3a arch/x86/kernel/dumpstack.c:292 __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 print_address_description+0x6c/0x20b mm/kasan/report.c:256 kasan_report_error mm/kasan/report.c:354 [inline] kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 vma_link+0xcd/0x170 mm/mmap.c:625 mmap_region+0xe69/0x1890 mm/mmap.c:1785 do_mmap+0xa06/0x1320 mm/mmap.c:1535 do_mmap_pgoff include/linux/mm.h:2287 [inline] vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f5b200f43ea Code: blkid: Corrupted page table at address 7f5b200f43c0 PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 Bad pagetable: 0009 [#5] SMP KASAN CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92addb8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92addf8 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92addf8 RBP: ffff8801a92adde8 R08: ffff8801cae44480 R09: ffffed0035255bbf R10: ffffed0035255bc6 R11: ffff8801a92ade37 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ae388 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ae3c8 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae3c8 RBP: ffff8801a92ae3b8 R08: ffff8801cae44480 R09: ffffed0035255c79 R10: ffffed0035255c80 R11: ffff8801a92ae407 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ae958 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ae998 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae998 RBP: ffff8801a92ae988 R08: ffff8801cae44480 R09: ffffed0035255d33 R10: ffffed0035255d3a R11: ffff8801a92ae9d7 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92aef28 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92aef68 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92aef68 RBP: ffff8801a92aef58 R08: ffff8801cae44480 R09: ffffed0035255ded R10: ffffed0035255df4 R11: ffff8801a92aefa7 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92af4f0 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92af530 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92af530 RBP: ffff8801a92af520 R08: ffff8801cae44480 R09: ffffed0035255ea6 R10: ffffed0035255ead R11: ffff8801a92af56f R12: 0000000000000040 R13: 00007ffffffff000 R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_stack+0x38/0x3a arch/x86/kernel/dumpstack.c:292 __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 print_address_description+0x6c/0x20b mm/kasan/report.c:256 kasan_report_error mm/kasan/report.c:354 [inline] kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 vma_link+0xcd/0x170 mm/mmap.c:625 mmap_region+0xe69/0x1890 mm/mmap.c:1785 do_mmap+0xa06/0x1320 mm/mmap.c:1535 do_mmap_pgoff include/linux/mm.h:2287 [inline] vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f5b200f43ea Code: blkid: Corrupted page table at address 7f5b200f43c0 PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 Bad pagetable: 0009 [#6] SMP KASAN CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ad7e8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ad828 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ad828 RBP: ffff8801a92ad818 R08: ffff8801cae44480 R09: ffffed0035255b05 R10: ffffed0035255b0c R11: ffff8801a92ad867 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92addb8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92addf8 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92addf8 RBP: ffff8801a92adde8 R08: ffff8801cae44480 R09: ffffed0035255bbf R10: ffffed0035255bc6 R11: ffff8801a92ade37 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ae388 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ae3c8 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae3c8 RBP: ffff8801a92ae3b8 R08: ffff8801cae44480 R09: ffffed0035255c79 R10: ffffed0035255c80 R11: ffff8801a92ae407 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ae958 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ae998 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae998 RBP: ffff8801a92ae988 R08: ffff8801cae44480 R09: ffffed0035255d33 R10: ffffed0035255d3a R11: ffff8801a92ae9d7 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92aef28 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92aef68 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92aef68 RBP: ffff8801a92aef58 R08: ffff8801cae44480 R09: ffffed0035255ded R10: ffffed0035255df4 R11: ffff8801a92aefa7 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92af4f0 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92af530 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92af530 RBP: ffff8801a92af520 R08: ffff8801cae44480 R09: ffffed0035255ea6 R10: ffffed0035255ead R11: ffff8801a92af56f R12: 0000000000000040 R13: 00007ffffffff000 R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_stack+0x38/0x3a arch/x86/kernel/dumpstack.c:292 __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 print_address_description+0x6c/0x20b mm/kasan/report.c:256 kasan_report_error mm/kasan/report.c:354 [inline] kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 vma_link+0xcd/0x170 mm/mmap.c:625 mmap_region+0xe69/0x1890 mm/mmap.c:1785 do_mmap+0xa06/0x1320 mm/mmap.c:1535 do_mmap_pgoff include/linux/mm.h:2287 [inline] vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f5b200f43ea Code: blkid: Corrupted page table at address 7f5b200f43c0 PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 Bad pagetable: 0009 [#7] SMP KASAN CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ad218 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ad258 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ad258 RBP: ffff8801a92ad248 R08: ffff8801cae44480 R09: ffffed0035255a4b R10: ffffed0035255a52 R11: ffff8801a92ad297 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ad7e8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ad828 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ad828 RBP: ffff8801a92ad818 R08: ffff8801cae44480 R09: ffffed0035255b05 R10: ffffed0035255b0c R11: ffff8801a92ad867 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92addb8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92addf8 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92addf8 RBP: ffff8801a92adde8 R08: ffff8801cae44480 R09: ffffed0035255bbf R10: ffffed0035255bc6 R11: ffff8801a92ade37 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ae388 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ae3c8 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae3c8 RBP: ffff8801a92ae3b8 R08: ffff8801cae44480 R09: ffffed0035255c79 R10: ffffed0035255c80 R11: ffff8801a92ae407 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ae958 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ae998 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae998 RBP: ffff8801a92ae988 R08: ffff8801cae44480 R09: ffffed0035255d33 R10: ffffed0035255d3a R11: ffff8801a92ae9d7 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92aef28 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92aef68 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92aef68 RBP: ffff8801a92aef58 R08: ffff8801cae44480 R09: ffffed0035255ded R10: ffffed0035255df4 R11: ffff8801a92aefa7 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92af4f0 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92af530 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92af530 RBP: ffff8801a92af520 R08: ffff8801cae44480 R09: ffffed0035255ea6 R10: ffffed0035255ead R11: ffff8801a92af56f R12: 0000000000000040 R13: 00007ffffffff000 R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_stack+0x38/0x3a arch/x86/kernel/dumpstack.c:292 __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 print_address_description+0x6c/0x20b mm/kasan/report.c:256 kasan_report_error mm/kasan/report.c:354 [inline] kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 vma_link+0xcd/0x170 mm/mmap.c:625 mmap_region+0xe69/0x1890 mm/mmap.c:1785 do_mmap+0xa06/0x1320 mm/mmap.c:1535 do_mmap_pgoff include/linux/mm.h:2287 [inline] vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f5b200f43ea Code: blkid: Corrupted page table at address 7f5b200f43c0 PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 Bad pagetable: 0009 [#8] SMP KASAN CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92acc48 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92acc88 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92acc88 RBP: ffff8801a92acc78 R08: ffff8801cae44480 R09: ffffed0035255991 R10: ffffed0035255998 R11: ffff8801a92accc7 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ad218 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ad258 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ad258 RBP: ffff8801a92ad248 R08: ffff8801cae44480 R09: ffffed0035255a4b R10: ffffed0035255a52 R11: ffff8801a92ad297 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ad7e8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ad828 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ad828 RBP: ffff8801a92ad818 R08: ffff8801cae44480 R09: ffffed0035255b05 R10: ffffed0035255b0c R11: ffff8801a92ad867 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92addb8 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92addf8 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92addf8 RBP: ffff8801a92adde8 R08: ffff8801cae44480 R09: ffffed0035255bbf R10: ffffed0035255bc6 R11: ffff8801a92ade37 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ae388 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ae3c8 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae3c8 RBP: ffff8801a92ae3b8 R08: ffff8801cae44480 R09: ffffed0035255c79 R10: ffffed0035255c80 R11: ffff8801a92ae407 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ae958 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ae998 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ae998 RBP: ffff8801a92ae988 R08: ffff8801cae44480 R09: ffffed0035255d33 R10: ffffed0035255d3a R11: ffff8801a92ae9d7 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92aef28 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92aef68 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92aef68 RBP: ffff8801a92aef58 R08: ffff8801cae44480 R09: ffffed0035255ded R10: ffffed0035255df4 R11: ffff8801a92aefa7 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92af4f0 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92af530 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92af530 RBP: ffff8801a92af520 R08: ffff8801cae44480 R09: ffffed0035255ea6 R10: ffffed0035255ead R11: ffff8801a92af56f R12: 0000000000000040 R13: 00007ffffffff000 R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_stack+0x38/0x3a arch/x86/kernel/dumpstack.c:292 __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113 print_address_description+0x6c/0x20b mm/kasan/report.c:256 kasan_report_error mm/kasan/report.c:354 [inline] kasan_report.cold.7+0x242/0x2fe mm/kasan/report.c:412 __asan_report_load8_noabort+0x14/0x20 mm/kasan/report.c:433 vma_interval_tree_insert+0x23e/0x2a0 mm/interval_tree.c:24 __vma_link_file+0xe4/0x1b0 mm/mmap.c:599 vma_link+0xcd/0x170 mm/mmap.c:625 mmap_region+0xe69/0x1890 mm/mmap.c:1785 do_mmap+0xa06/0x1320 mm/mmap.c:1535 do_mmap_pgoff include/linux/mm.h:2287 [inline] vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357 ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline] __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f5b200f43ea Code: blkid: Corrupted page table at address 7f5b200f43c0 PGD 1cf3f8067 P4D 1cf3f8067 PUD 1ce8fb067 PMD 41b58ab3 Bad pagetable: 0009 [#9] SMP KASAN CPU: 0 PID: 6772 Comm: blkid Not tainted 4.18.0-rc3+ #58 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ac678 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ac6b8 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ac6b8 RBP: ffff8801a92ac6a8 R08: ffff8801cae44480 R09: ffffed00352558d7 R10: ffffed00352558de R11: ffff8801a92ac6f7 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 FS: 0000000000000000(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5b200f43c0 CR3: 00000001caa5c000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92acc48 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92acc88 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92acc88 RBP: ffff8801a92acc78 R08: ffff8801cae44480 R09: ffffed0035255991 R10: ffffed0035255998 R11: ffff8801a92accc7 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 83 RSP: 0018:ffff8801a92ad218 EFLAGS: 00010046 RAX: 0000000000000000 RBX: ffff8801a92ad258 RCX: 0000000000000040 RDX: 0000000000000040 RSI: 00007f5b200f43c0 RDI: ffff8801a92ad258 RBP: ffff8801a92ad248 R08: ffff8801cae44480 R09: ffffed0035255a4b R10: ffffed0035255a52 R11: ffff8801a92ad297 R12: 0000000000000040 R13: ffffffffffffffff R14: 00007f5b200f43c0 R15: ffff8801cae44480 show_opcodes+0x44/0xbe arch/x86/kernel/dumpstack.c:104 show_ip+0x35/0x3a arch/x86/kernel/dumpstack.c:125 show_iret_regs+0x14/0x38 arch/x86/kernel/dumpstack.c:130 __show_regs+0x1c/0x60 arch/x86/kernel/process_64.c:72 show_regs_if_on_stack.constprop.10+0x36/0x39 arch/x86/kernel/dumpstack.c:148 show_trace_log_lvl+0x25d/0x28c arch/x86/kernel/dumpstack.c:273 show_regs.cold.12+0x1a/0x1f arch/x86/kernel/dumpstack.c:419 __die+0x65/0xb4 arch/x86/kernel/dumpstack.c:379 pgtable_bad+0xd7/0x130 arch/x86/mm/fault.c:698 __do_page_fault+0x87b/0xe50 arch/x86/mm/fault.c:1270 do_page_fault+0xf6/0x8c0 arch/x86/mm/fault.c:1471 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1160 RIP: 0010:copy_user_enhanced_fast_string+0xe/0x20 arch/x86/lib/copy_user_64.S:180 Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 --- This bug is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this bug report. See: https://goo.gl/tpsmEJ#bug-status-tracking for how to communicate with syzbot.