syzbot


WARNING in ni_rename (2)

Status: upstream: reported C repro on 2025/10/30 22:35
Subsystems: ntfs3
[Documentation on labels]
Reported-by: syzbot+4d8e30dbafb5c1260479@syzkaller.appspotmail.com
First crash: 139d, last: 1d10h
✨ AI Jobs (2)
ID Workflow Result Correct Bug Created Started Finished Revision Error
962abe86-4182-4a57-886c-4f9cc6472fb7 repro 💥 WARNING in ni_rename (2) 2026/03/16 14:14 2026/03/16 16:50 2026/03/16 17:08 f84caa2f84dea47b51a188e8d6267f295e89bbcb failed to deserialize syzkaller program: wrong type *prog.PtrType for AUTO
f2936879-4bc2-43c6-aa82-9bcee536bb9c patching 💥 WARNING in ni_rename (2) 2026/03/11 17:43 2026/03/14 23:46 2026/03/14 23:55 f84caa2f84dea47b51a188e8d6267f295e89bbcb reproducer did not crash
Cause bisection: introduced by (bisect log) :
commit d2d6422f8bd17c6bb205133e290625a564194496
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Fri Sep 6 10:59:04 2024 +0000

  x86: Allow to enable PREEMPT_RT.

Crash: BUG: unable to handle kernel paging request in folio_wait_bit_common (log)
Repro: C syz .config
  
Discussions (4)
Title Replies (including bot) Last reply
[syzbot] Monthly ntfs3 report (Mar 2026) 0 (1) 2026/03/01 06:22
[syzbot] Monthly ntfs3 report (Jan 2026) 0 (1) 2026/01/28 22:39
[syzbot] Monthly ntfs3 report (Nov 2025) 0 (1) 2025/11/27 07:44
[syzbot] [ntfs3?] WARNING in ni_rename (2) 0 (4) 2025/11/10 16:45
Similar bugs (3)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.6 WARNING in ni_rename (2) -1 C error 15 76d 109d 0/2 auto-obsoleted due to no activity on 2026/03/12 09:45
upstream WARNING in ni_rename ntfs3 -1 C error 233 142d 262d 29/29 fixed on 2025/10/29 21:02
linux-6.6 WARNING in ni_rename origin:upstream -1 C done 15 142d 214d 2/2 fixed on 2025/11/26 13:30
Last patch testing requests (3)
Created Duration User Patch Repo Result
2025/11/10 16:45 25m kshitijvparanjape@gmail.com patch upstream OK log
2025/11/04 06:47 14m listout@listout.xyz patch upstream report log
2025/11/04 06:06 14m listout@listout.xyz patch upstream report log

Sample crash report:
loop0: detected capacity change from 0 to 4096
ntfs3(loop0): Different NTFS sector size (1024) and media sector size (512).
ntfs3(loop0): Mark volume as dirty due to NTFS errors
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6065 at fs/ntfs3/frecord.c:3030 ni_rename+0xee/0x100 fs/ntfs3/frecord.c:3029
Modules linked in:
CPU: 0 UID: 0 PID: 6065 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:ni_rename+0xee/0x100 fs/ntfs3/frecord.c:3029
Code: 8b 05 16 c3 a0 0e 48 3b 44 24 10 75 22 44 89 e0 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 13 b0 bc fe 90 <0f> 0b 90 eb c5 e8 b8 b3 be 07 0f 1f 84 00 00 00 00 00 90 90 90 90
RSP: 0018:ffffc90004557a98 EFLAGS: 00010293
RAX: ffffffff8301fd2d RBX: 00000000fffffffe RCX: ffff888035c5bc00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00000000fffffffe R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000020 R12: 0000000000000000
R13: ffff88803cfd3300 R14: ffff88802f8e35d0 R15: ffff88802f8e2e20
FS:  00005555661e4500(0000) GS:ffff888126df4000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b31c63fff CR3: 0000000022ef8000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 ntfs_rename+0x735/0xbf0 fs/ntfs3/namei.c:332
 vfs_rename+0xb34/0xe80 fs/namei.c:5216
 do_renameat2+0x6a2/0xa50 fs/namei.c:5364
 __do_sys_rename fs/namei.c:5411 [inline]
 __se_sys_rename fs/namei.c:5409 [inline]
 __x64_sys_rename+0x82/0x90 fs/namei.c:5409
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f584b01f749
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd73856c48 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
RAX: ffffffffffffffda RBX: 00007f584b275fa0 RCX: 00007f584b01f749
RDX: 0000000000000000 RSI: 0000200000000440 RDI: 0000200000000340
RBP: 00007f584b0a3f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f584b275fa0 R14: 00007f584b275fa0 R15: 0000000000000002
 </TASK>

Crashes (146):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/11/29 13:56 upstream 19eef1d98eed d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in ni_rename
2025/10/30 07:36 upstream e53642b87a4f fd2207e7 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in ni_rename
2025/10/30 06:02 upstream e53642b87a4f fd2207e7 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in ni_rename
2026/01/07 13:34 linux-next f96074c6d01d d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-linux-next-kasan-gce-root WARNING in ni_rename
2026/01/07 05:18 linux-next 6cd6c1203113 d6526ea3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-linux-next-kasan-gce-root WARNING in ni_rename
2026/03/17 01:37 upstream 2d1373e4246d 0737c18f .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/03/16 13:39 upstream f338e7738378 64e21424 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/03/16 04:53 upstream 4f3df2e5ea69 ee8d34d6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/03/13 01:51 upstream 0257f64bdac7 2f7f359d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/03/11 08:49 upstream b4f0dd314b39 86914af9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/03/10 20:40 upstream 1f318b96cc84 4683d576 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/03/07 06:47 upstream 651690480a96 5cb44a80 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/03/06 15:06 upstream 5ee8dbf54602 41d8037d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/03/03 13:07 upstream af4e9ef3d784 28b83e23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/03/02 04:28 upstream 39c633261414 43249bac .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/02/28 23:52 upstream 2f9339c052bd 43249bac .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/02/28 22:05 upstream 2f9339c052bd 43249bac .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/02/26 04:05 upstream d9d32e5bd5a4 e0f78d93 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/02/25 22:41 upstream d9d32e5bd5a4 94a9671e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/02/24 19:23 upstream 7dff99b35460 96b1aa46 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/02/23 05:44 upstream 6de23f81a5e0 6e7b5511 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/02/16 10:26 upstream c22e26bd0906 1e62d198 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/02/14 12:44 upstream c22e26bd0906 1e62d198 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/02/12 11:52 upstream c22e26bd0906 76a109e2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/02/11 19:11 upstream 192c0159402e 75707236 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/02/10 06:40 upstream 8a5203c630c6 4ab09a02 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/02/02 20:13 upstream 18f7fcd5e69a 018ebef2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/01/31 23:53 upstream ad9a728a3388 afc0c4d4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/01/29 05:23 upstream 8dfce8991b95 0adc945e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/01/27 08:15 upstream fcb70a56f4d8 efb3e894 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/01/24 08:09 upstream 62085877ae65 4f25b9b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in ni_rename
2026/01/24 03:02 upstream 5bde837031a3 4f25b9b4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/01/23 19:07 upstream c072629f05d7 e2b1b6e6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/01/22 15:44 upstream a66191c590b3 a16aed1d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/01/21 12:58 upstream 6c790212c588 6f1aa2f9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/01/20 05:31 upstream 24d479d26b25 572effc1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/01/18 22:27 upstream e84d960149e7 20d37d28 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/01/14 13:28 upstream c537e12daeec d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/01/14 04:42 upstream b54345928fa1 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/01/13 12:18 upstream b71e635feefc d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/01/12 16:23 upstream 0f61b1860cc3 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/01/10 16:15 upstream b6151c4e60e5 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2026/01/07 22:39 upstream f0b9d8eb98df d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in ni_rename
2026/03/10 18:20 upstream 1f318b96cc84 4683d576 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2026/01/29 16:11 upstream 8dfce8991b95 aeb6fdd5 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2026/01/23 14:43 upstream c072629f05d7 319d7797 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2026/01/14 18:24 upstream 54e82e93ca93 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2026/01/14 02:14 upstream 54e82e93ca93 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2026/01/10 23:20 upstream 54e82e93ca93 d1b870e1 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2026/02/15 02:30 linux-next 635c467cc14e 1e62d198 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in ni_rename
2026/02/05 02:46 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 ea10c935 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in ni_rename
2026/02/01 19:24 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 6b8752f2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in ni_rename
2026/01/17 03:17 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in ni_rename
2026/01/16 11:25 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in ni_rename
2026/01/16 00:53 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in ni_rename
2026/01/12 04:52 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in ni_rename
2026/01/11 08:14 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 59e4d31a0470 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in ni_rename
* Struck through repros no longer work on HEAD.