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* [syzbot] [ntfs3?] WARNING in ntfs_evict_inode
@ 2026-09-17  5:53 syzbot
  2026-09-20  9:11 ` Forwarded: " syzbot
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: syzbot @ 2026-09-17  5:53 UTC (permalink / raw)
  To: almaz.alexandrovich, linux-kernel, ntfs3, syzkaller-bugs

Hello,

syzbot found the following issue on:

HEAD commit:    238650ef6c7c Merge tag 'powerpc-7.3-4' of git://git.kernel..
git tree:       upstream
console+strace: https://syzkaller.appspot.com/x/log.txt?x=12baebf9580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=b454dc6b1b7acd30
dashboard link: https://syzkaller.appspot.com/bug?extid=3db654d91b471c4d7a7d
compiler:       Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=144f93f9580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16baebf9580000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/41924f079a65/disk-238650ef.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/09d46c75ec43/vmlinux-238650ef.xz
kernel image: https://storage.googleapis.com/syzbot-assets/061e8caeb39c/bzImage-238650ef.xz
mounted in repro: https://storage.googleapis.com/syzbot-assets/881a3ca6c010/mount_0.gz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+3db654d91b471c4d7a7d@syzkaller.appspotmail.com

------------[ cut here ]------------
ifs_is_fully_uptodate(folio, ifs) != folio_test_uptodate(folio)
WARNING: fs/iomap/buffered-io.c:295 at ifs_free+0x34a/0x410 fs/iomap/buffered-io.c:294, CPU#1: syz-executor196/5626
Modules linked in:
CPU: 1 UID: 0 PID: 5626 Comm: syz-executor196 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:ifs_free+0x34a/0x410 fs/iomap/buffered-io.c:294
Code: 41 5f 5d e9 b8 66 c1 ff e8 83 47 61 ff 90 0f 0b 90 e9 d5 fe ff ff e8 75 47 61 ff 90 0f 0b 90 e9 12 ff ff ff e8 67 47 61 ff 90 <0f> 0b 90 eb c7 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 08 fe ff ff
RSP: 0018:ffffc90004a3f5d8 EFLAGS: 00010293
RAX: ffffffff826553d9 RBX: 0000000000000008 RCX: ffff888038a19f40
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 000000008265d201 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffff9400023c4e1 R12: ffff888028521084
R13: ffff888028521000 R14: ffffea00011e2700 R15: 0000000000000000
FS:  0000555586e47400(0000) GS:ffff888125ccb000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0595ca6000 CR3: 000000001bbb4000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 folio_invalidate mm/truncate.c:140 [inline]
 truncate_cleanup_folio+0xcb/0x190 mm/truncate.c:160
 truncate_inode_pages_range+0x2c4/0xd80 mm/truncate.c:404
 ntfs_evict_inode+0x19/0x40 fs/ntfs3/inode.c:2012
 evict+0x624/0xb50 fs/inode.c:822
 dispose_list fs/inode.c:864 [inline]
 evict_inodes+0x7e3/0x870 fs/inode.c:918
 generic_shutdown_super+0xaa/0x2d0 fs/super.c:741
 kill_block_super+0x44/0xa0 fs/super.c:1904
 ntfs3_kill_sb+0x44/0x1c0 fs/ntfs3/super.c:1940
 deactivate_locked_super+0xbc/0x110 fs/super.c:589
 cleanup_mnt+0x3d3/0x460 fs/namespace.c:1317
 task_work_run+0x1d9/0x270 kernel/task_work.c:233
 ptrace_notify+0x27c/0x2b0 kernel/signal.c:2536
 ptrace_report_syscall include/linux/ptrace.h:416 [inline]
 ptrace_report_syscall_exit+0x2d/0x50 include/linux/ptrace.h:477
 arch_ptrace_report_syscall_exit include/linux/entry-common.h:240 [inline]
 syscall_exit_work include/linux/entry-common.h:273 [inline]
 syscall_exit_to_user_mode_work include/linux/entry-common.h:304 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:341 [inline]
 do_syscall_64+0x4a0/0x520 arch/x86/entry/syscall_64.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6e5f33cec7
Code: bf 41 4d 56 53 b8 9d 00 00 00 0f 05 83 f8 ea 75 a2 c7 05 08 6c 0c 00 00 00 00 00 eb 96 e8 91 05 00 00 90 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffdde381518 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 000000000001a4fc RCX: 00007f6e5f33cec7
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdde3815d0
RBP: 00007ffdde3815d0 R08: 00007ffdde3825d0 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffdde382680
R13: 0000555586e48760 R14: 431bde82d7b634db R15: 00007ffdde382624
 </TASK>


---
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^ permalink raw reply	[flat|nested] 6+ messages in thread
end of thread, other threads:[~2026-09-20 12:53 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2026-09-17  5:53 [syzbot] [ntfs3?] WARNING in ntfs_evict_inode syzbot
2026-09-20  9:11 ` Forwarded: " syzbot
2026-09-20  9:28 ` syzbot
2026-09-20 10:34 ` syzbot
2026-09-20 11:01 ` syzbot
2026-09-20 12:52 ` syzbot

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