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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 04A87C433FE for ; Fri, 7 Jan 2022 16:51:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348367AbiAGQv2 (ORCPT ); Fri, 7 Jan 2022 11:51:28 -0500 Received: from mail-io1-f72.google.com ([209.85.166.72]:36582 "EHLO mail-io1-f72.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348358AbiAGQv0 (ORCPT ); Fri, 7 Jan 2022 11:51:26 -0500 Received: by mail-io1-f72.google.com with SMTP id j6-20020a6b5506000000b00601e1eac0ecso4303714iob.3 for ; Fri, 07 Jan 2022 08:51:26 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=1b9kcxEzadYvbxSNtVaIR8baq9a/dGnbLKfd8RBwxPY=; b=B3ATWZehhbLsfYjB4bLwOPk0ir77yR8gHnGPOV2auY9yY+/SexyUvNwHFxtkh7SYQ0 iqShRZBzWEP7myhgHhtd2ZUpN9kCaEdKShPEcziTTCqcqNpamNgsnhpdeZD0ZQ14QJbN QJSMzX8FuvhqV/JE+ydjfSHfTzizEyxdvLvuxDv4ouODqTDMcZhwRxfHFNXTaj0W186h VswRaVxS0KI5hWU2Yp5U4d/nfFBq9x+USKD+tFut6H6Y0MooZExIu2h6kSgmweSok9xO XhHmONxFu66er2hOsyCuK7Ygtv5ShLmBFTsL407WUfGFWV6IjuKY19Y7pdlvPdLcUj5S rxtA== X-Gm-Message-State: AOAM5309gLs45/Xn6yIfibIW1OC7bB5l+CEzTqfehaQeK2HrTN7dAkVy Km/zbGDqr0Yvs6XhgaGqB/jkiR18bYsY9GTE8OpRK8BAgWKY X-Google-Smtp-Source: ABdhPJxaDV+LM1+jm1tKLrJYnaiuddmQd2y5lLCFhxLfx/muoOgdaqZUF86rMJV41ZYo+H4ZKK+wQ/EqB5mU/8A5SqqR/J7EZ7vQ MIME-Version: 1.0 X-Received: by 2002:a05:6638:1244:: with SMTP id o4mr28029318jas.80.1641574286038; Fri, 07 Jan 2022 08:51:26 -0800 (PST) Date: Fri, 07 Jan 2022 08:51:26 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000003118ba05d500cce1@google.com> Subject: [syzbot] KMSAN: uninit-value in nf_nat_setup_info (2) From: syzbot To: coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, glider@google.com, kadlec@netfilter.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 81c325bbf94e kmsan: hooks: do not check memory in kmsan_in.. git tree: https://github.com/google/kmsan.git master console output: https://syzkaller.appspot.com/x/log.txt?x=125922b3b00000 kernel config: https://syzkaller.appspot.com/x/.config?x=46a956fc7a887c60 dashboard link: https://syzkaller.appspot.com/bug?extid=cbcd154fce7c6d953d1c compiler: clang version 14.0.0 (/usr/local/google/src/llvm-git-monorepo 2b554920f11c8b763cd9ed9003f4e19b919b8e1f), GNU ld (GNU Binutils for Debian) 2.35.2 userspace arch: i386 Unfortunately, I don't have any reproducer for this issue yet. IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+cbcd154fce7c6d953d1c@syzkaller.appspotmail.com ===================================================== BUG: KMSAN: uninit-value in __nf_ct_tuple_src_equal include/net/netfilter/nf_conntrack_tuple.h:128 [inline] BUG: KMSAN: uninit-value in nf_ct_tuple_equal include/net/netfilter/nf_conntrack_tuple.h:143 [inline] BUG: KMSAN: uninit-value in nf_nat_setup_info+0x3adb/0x4750 net/netfilter/nf_nat_core.c:607 __nf_ct_tuple_src_equal include/net/netfilter/nf_conntrack_tuple.h:128 [inline] nf_ct_tuple_equal include/net/netfilter/nf_conntrack_tuple.h:143 [inline] nf_nat_setup_info+0x3adb/0x4750 net/netfilter/nf_nat_core.c:607 __nf_nat_alloc_null_binding net/netfilter/nf_nat_core.c:664 [inline] nf_nat_alloc_null_binding net/netfilter/nf_nat_core.c:670 [inline] nf_nat_inet_fn+0x12bc/0x1720 net/netfilter/nf_nat_core.c:759 nf_nat_ipv6_fn+0x4dd/0x580 net/netfilter/nf_nat_proto.c:937 nf_nat_ipv6_local_fn+0xa7/0x830 net/netfilter/nf_nat_proto.c:1001 nf_hook_entry_hookfn include/linux/netfilter.h:142 [inline] nf_hook_slow+0x184/0x480 net/netfilter/core.c:619 nf_hook include/linux/netfilter.h:262 [inline] NF_HOOK include/linux/netfilter.h:305 [inline] ip6_xmit+0x27b6/0x2880 net/ipv6/ip6_output.c:324 sctp_v6_xmit+0xd84/0x19b0 net/sctp/ipv6.c:250 sctp_packet_transmit+0x438f/0x45a0 net/sctp/output.c:652 sctp_packet_singleton+0x3d8/0x580 net/sctp/outqueue.c:777 sctp_outq_flush_ctrl net/sctp/outqueue.c:908 [inline] sctp_outq_flush+0x667/0x5eb0 net/sctp/outqueue.c:1202 sctp_outq_uncork+0x105/0x120 net/sctp/outqueue.c:758 sctp_side_effects net/sctp/sm_sideeffect.c:1195 [inline] sctp_do_sm+0x946f/0x9b50 net/sctp/sm_sideeffect.c:1166 sctp_primitive_ASSOCIATE+0x172/0x1a0 net/sctp/primitive.c:73 sctp_sendmsg_to_asoc+0x143f/0x1f90 net/sctp/socket.c:1837 sctp_sendmsg+0x3eaa/0x5460 net/sctp/socket.c:2027 inet_sendmsg+0x15b/0x1d0 net/ipv4/af_inet.c:819 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg net/socket.c:724 [inline] ____sys_sendmsg+0xe11/0x12c0 net/socket.c:2409 ___sys_sendmsg net/socket.c:2463 [inline] __sys_sendmsg+0x704/0x840 net/socket.c:2492 __compat_sys_sendmsg net/compat.c:347 [inline] __do_compat_sys_sendmsg net/compat.c:354 [inline] __se_compat_sys_sendmsg net/compat.c:351 [inline] __ia32_compat_sys_sendmsg+0xed/0x130 net/compat.c:351 do_syscall_32_irqs_on arch/x86/entry/common.c:114 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:180 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:205 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:248 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c Uninit was stored to memory at: nf_ct_invert_tuple+0x5e8/0x620 net/netfilter/nf_conntrack_core.c:464 nf_nat_setup_info+0x30d/0x4750 net/netfilter/nf_nat_core.c:602 __nf_nat_alloc_null_binding net/netfilter/nf_nat_core.c:664 [inline] nf_nat_alloc_null_binding net/netfilter/nf_nat_core.c:670 [inline] nf_nat_inet_fn+0x12bc/0x1720 net/netfilter/nf_nat_core.c:759 nf_nat_ipv6_fn+0x4dd/0x580 net/netfilter/nf_nat_proto.c:937 nf_nat_ipv6_local_fn+0xa7/0x830 net/netfilter/nf_nat_proto.c:1001 nf_hook_entry_hookfn include/linux/netfilter.h:142 [inline] nf_hook_slow+0x184/0x480 net/netfilter/core.c:619 nf_hook include/linux/netfilter.h:262 [inline] NF_HOOK include/linux/netfilter.h:305 [inline] ip6_xmit+0x27b6/0x2880 net/ipv6/ip6_output.c:324 sctp_v6_xmit+0xd84/0x19b0 net/sctp/ipv6.c:250 sctp_packet_transmit+0x438f/0x45a0 net/sctp/output.c:652 sctp_packet_singleton+0x3d8/0x580 net/sctp/outqueue.c:777 sctp_outq_flush_ctrl net/sctp/outqueue.c:908 [inline] sctp_outq_flush+0x667/0x5eb0 net/sctp/outqueue.c:1202 sctp_outq_uncork+0x105/0x120 net/sctp/outqueue.c:758 sctp_side_effects net/sctp/sm_sideeffect.c:1195 [inline] sctp_do_sm+0x946f/0x9b50 net/sctp/sm_sideeffect.c:1166 sctp_primitive_ASSOCIATE+0x172/0x1a0 net/sctp/primitive.c:73 sctp_sendmsg_to_asoc+0x143f/0x1f90 net/sctp/socket.c:1837 sctp_sendmsg+0x3eaa/0x5460 net/sctp/socket.c:2027 inet_sendmsg+0x15b/0x1d0 net/ipv4/af_inet.c:819 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg net/socket.c:724 [inline] ____sys_sendmsg+0xe11/0x12c0 net/socket.c:2409 ___sys_sendmsg net/socket.c:2463 [inline] __sys_sendmsg+0x704/0x840 net/socket.c:2492 __compat_sys_sendmsg net/compat.c:347 [inline] __do_compat_sys_sendmsg net/compat.c:354 [inline] __se_compat_sys_sendmsg net/compat.c:351 [inline] __ia32_compat_sys_sendmsg+0xed/0x130 net/compat.c:351 do_syscall_32_irqs_on arch/x86/entry/common.c:114 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:180 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:205 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:248 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c Uninit was stored to memory at: __nf_conntrack_alloc+0x2de/0x7f0 net/netfilter/nf_conntrack_core.c:1559 init_conntrack+0x29b/0x2530 net/netfilter/nf_conntrack_core.c:1635 resolve_normal_ct net/netfilter/nf_conntrack_core.c:1746 [inline] nf_conntrack_in+0x1b4b/0x2fe0 net/netfilter/nf_conntrack_core.c:1901 ipv6_conntrack_local+0x68/0x80 net/netfilter/nf_conntrack_proto.c:414 nf_hook_entry_hookfn include/linux/netfilter.h:142 [inline] nf_hook_slow+0x184/0x480 net/netfilter/core.c:619 nf_hook include/linux/netfilter.h:262 [inline] NF_HOOK include/linux/netfilter.h:305 [inline] ip6_xmit+0x27b6/0x2880 net/ipv6/ip6_output.c:324 sctp_v6_xmit+0xd84/0x19b0 net/sctp/ipv6.c:250 sctp_packet_transmit+0x438f/0x45a0 net/sctp/output.c:652 sctp_packet_singleton+0x3d8/0x580 net/sctp/outqueue.c:777 sctp_outq_flush_ctrl net/sctp/outqueue.c:908 [inline] sctp_outq_flush+0x667/0x5eb0 net/sctp/outqueue.c:1202 sctp_outq_uncork+0x105/0x120 net/sctp/outqueue.c:758 sctp_side_effects net/sctp/sm_sideeffect.c:1195 [inline] sctp_do_sm+0x946f/0x9b50 net/sctp/sm_sideeffect.c:1166 sctp_primitive_ASSOCIATE+0x172/0x1a0 net/sctp/primitive.c:73 sctp_sendmsg_to_asoc+0x143f/0x1f90 net/sctp/socket.c:1837 sctp_sendmsg+0x3eaa/0x5460 net/sctp/socket.c:2027 inet_sendmsg+0x15b/0x1d0 net/ipv4/af_inet.c:819 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg net/socket.c:724 [inline] ____sys_sendmsg+0xe11/0x12c0 net/socket.c:2409 ___sys_sendmsg net/socket.c:2463 [inline] __sys_sendmsg+0x704/0x840 net/socket.c:2492 __compat_sys_sendmsg net/compat.c:347 [inline] __do_compat_sys_sendmsg net/compat.c:354 [inline] __se_compat_sys_sendmsg net/compat.c:351 [inline] __ia32_compat_sys_sendmsg+0xed/0x130 net/compat.c:351 do_syscall_32_irqs_on arch/x86/entry/common.c:114 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:180 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:205 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:248 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c Uninit was stored to memory at: nf_ct_invert_tuple+0x614/0x620 net/netfilter/nf_conntrack_core.c:465 init_conntrack+0x11f/0x2530 net/netfilter/nf_conntrack_core.c:1629 resolve_normal_ct net/netfilter/nf_conntrack_core.c:1746 [inline] nf_conntrack_in+0x1b4b/0x2fe0 net/netfilter/nf_conntrack_core.c:1901 ipv6_conntrack_local+0x68/0x80 net/netfilter/nf_conntrack_proto.c:414 nf_hook_entry_hookfn include/linux/netfilter.h:142 [inline] nf_hook_slow+0x184/0x480 net/netfilter/core.c:619 nf_hook include/linux/netfilter.h:262 [inline] NF_HOOK include/linux/netfilter.h:305 [inline] ip6_xmit+0x27b6/0x2880 net/ipv6/ip6_output.c:324 sctp_v6_xmit+0xd84/0x19b0 net/sctp/ipv6.c:250 sctp_packet_transmit+0x438f/0x45a0 net/sctp/output.c:652 sctp_packet_singleton+0x3d8/0x580 net/sctp/outqueue.c:777 sctp_outq_flush_ctrl net/sctp/outqueue.c:908 [inline] sctp_outq_flush+0x667/0x5eb0 net/sctp/outqueue.c:1202 sctp_outq_uncork+0x105/0x120 net/sctp/outqueue.c:758 sctp_side_effects net/sctp/sm_sideeffect.c:1195 [inline] sctp_do_sm+0x946f/0x9b50 net/sctp/sm_sideeffect.c:1166 sctp_primitive_ASSOCIATE+0x172/0x1a0 net/sctp/primitive.c:73 sctp_sendmsg_to_asoc+0x143f/0x1f90 net/sctp/socket.c:1837 sctp_sendmsg+0x3eaa/0x5460 net/sctp/socket.c:2027 inet_sendmsg+0x15b/0x1d0 net/ipv4/af_inet.c:819 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg net/socket.c:724 [inline] ____sys_sendmsg+0xe11/0x12c0 net/socket.c:2409 ___sys_sendmsg net/socket.c:2463 [inline] __sys_sendmsg+0x704/0x840 net/socket.c:2492 __compat_sys_sendmsg net/compat.c:347 [inline] __do_compat_sys_sendmsg net/compat.c:354 [inline] __se_compat_sys_sendmsg net/compat.c:351 [inline] __ia32_compat_sys_sendmsg+0xed/0x130 net/compat.c:351 do_syscall_32_irqs_on arch/x86/entry/common.c:114 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:180 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:205 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:248 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c Uninit was stored to memory at: nf_ct_get_tuple_ports net/netfilter/nf_conntrack_core.c:255 [inline] nf_ct_get_tuple+0x1500/0x1730 net/netfilter/nf_conntrack_core.c:327 resolve_normal_ct net/netfilter/nf_conntrack_core.c:1722 [inline] nf_conntrack_in+0x74d/0x2fe0 net/netfilter/nf_conntrack_core.c:1901 ipv6_conntrack_local+0x68/0x80 net/netfilter/nf_conntrack_proto.c:414 nf_hook_entry_hookfn include/linux/netfilter.h:142 [inline] nf_hook_slow+0x184/0x480 net/netfilter/core.c:619 nf_hook include/linux/netfilter.h:262 [inline] NF_HOOK include/linux/netfilter.h:305 [inline] ip6_xmit+0x27b6/0x2880 net/ipv6/ip6_output.c:324 sctp_v6_xmit+0xd84/0x19b0 net/sctp/ipv6.c:250 sctp_packet_transmit+0x438f/0x45a0 net/sctp/output.c:652 sctp_packet_singleton+0x3d8/0x580 net/sctp/outqueue.c:777 sctp_outq_flush_ctrl net/sctp/outqueue.c:908 [inline] sctp_outq_flush+0x667/0x5eb0 net/sctp/outqueue.c:1202 sctp_outq_uncork+0x105/0x120 net/sctp/outqueue.c:758 sctp_side_effects net/sctp/sm_sideeffect.c:1195 [inline] sctp_do_sm+0x946f/0x9b50 net/sctp/sm_sideeffect.c:1166 sctp_primitive_ASSOCIATE+0x172/0x1a0 net/sctp/primitive.c:73 sctp_sendmsg_to_asoc+0x143f/0x1f90 net/sctp/socket.c:1837 sctp_sendmsg+0x3eaa/0x5460 net/sctp/socket.c:2027 inet_sendmsg+0x15b/0x1d0 net/ipv4/af_inet.c:819 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg net/socket.c:724 [inline] ____sys_sendmsg+0xe11/0x12c0 net/socket.c:2409 ___sys_sendmsg net/socket.c:2463 [inline] __sys_sendmsg+0x704/0x840 net/socket.c:2492 __compat_sys_sendmsg net/compat.c:347 [inline] __do_compat_sys_sendmsg net/compat.c:354 [inline] __se_compat_sys_sendmsg net/compat.c:351 [inline] __ia32_compat_sys_sendmsg+0xed/0x130 net/compat.c:351 do_syscall_32_irqs_on arch/x86/entry/common.c:114 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:180 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:205 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:248 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c Uninit was stored to memory at: pskb_expand_head+0x3c9/0x1ca0 net/core/skbuff.c:1710 skb_expand_head+0x561/0x970 net/core/skbuff.c:1828 ip6_xmit+0xb97/0x2880 net/ipv6/ip6_output.c:266 sctp_v6_xmit+0xd84/0x19b0 net/sctp/ipv6.c:250 sctp_packet_transmit+0x438f/0x45a0 net/sctp/output.c:652 sctp_packet_singleton+0x3d8/0x580 net/sctp/outqueue.c:777 sctp_outq_flush_ctrl net/sctp/outqueue.c:908 [inline] sctp_outq_flush+0x667/0x5eb0 net/sctp/outqueue.c:1202 sctp_outq_uncork+0x105/0x120 net/sctp/outqueue.c:758 sctp_side_effects net/sctp/sm_sideeffect.c:1195 [inline] sctp_do_sm+0x946f/0x9b50 net/sctp/sm_sideeffect.c:1166 sctp_primitive_ASSOCIATE+0x172/0x1a0 net/sctp/primitive.c:73 sctp_sendmsg_to_asoc+0x143f/0x1f90 net/sctp/socket.c:1837 sctp_sendmsg+0x3eaa/0x5460 net/sctp/socket.c:2027 inet_sendmsg+0x15b/0x1d0 net/ipv4/af_inet.c:819 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg net/socket.c:724 [inline] ____sys_sendmsg+0xe11/0x12c0 net/socket.c:2409 ___sys_sendmsg net/socket.c:2463 [inline] __sys_sendmsg+0x704/0x840 net/socket.c:2492 __compat_sys_sendmsg net/compat.c:347 [inline] __do_compat_sys_sendmsg net/compat.c:354 [inline] __se_compat_sys_sendmsg net/compat.c:351 [inline] __ia32_compat_sys_sendmsg+0xed/0x130 net/compat.c:351 do_syscall_32_irqs_on arch/x86/entry/common.c:114 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:180 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:205 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:248 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c Uninit was created at: slab_post_alloc_hook mm/slab.h:524 [inline] slab_alloc_node mm/slub.c:3251 [inline] __kmalloc_node_track_caller+0xe0c/0x1510 mm/slub.c:4974 kmalloc_reserve net/core/skbuff.c:354 [inline] __alloc_skb+0x545/0xf90 net/core/skbuff.c:426 alloc_skb include/linux/skbuff.h:1126 [inline] sctp_packet_transmit+0x528/0x45a0 net/sctp/output.c:597 sctp_packet_singleton+0x3d8/0x580 net/sctp/outqueue.c:777 sctp_outq_flush_ctrl net/sctp/outqueue.c:908 [inline] sctp_outq_flush+0x667/0x5eb0 net/sctp/outqueue.c:1202 sctp_outq_uncork+0x105/0x120 net/sctp/outqueue.c:758 sctp_side_effects net/sctp/sm_sideeffect.c:1195 [inline] sctp_do_sm+0x946f/0x9b50 net/sctp/sm_sideeffect.c:1166 sctp_primitive_ASSOCIATE+0x172/0x1a0 net/sctp/primitive.c:73 sctp_sendmsg_to_asoc+0x143f/0x1f90 net/sctp/socket.c:1837 sctp_sendmsg+0x3eaa/0x5460 net/sctp/socket.c:2027 inet_sendmsg+0x15b/0x1d0 net/ipv4/af_inet.c:819 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg net/socket.c:724 [inline] ____sys_sendmsg+0xe11/0x12c0 net/socket.c:2409 ___sys_sendmsg net/socket.c:2463 [inline] __sys_sendmsg+0x704/0x840 net/socket.c:2492 __compat_sys_sendmsg net/compat.c:347 [inline] __do_compat_sys_sendmsg net/compat.c:354 [inline] __se_compat_sys_sendmsg net/compat.c:351 [inline] __ia32_compat_sys_sendmsg+0xed/0x130 net/compat.c:351 do_syscall_32_irqs_on arch/x86/entry/common.c:114 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:180 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:205 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:248 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c CPU: 0 PID: 21099 Comm: syz-executor.2 Not tainted 5.16.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ===================================================== --- This report 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 issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot.