syzbot


WARNING in ni_rename

Status: upstream: reported C repro on 2025/06/29 09:46
Subsystems: ntfs3
[Documentation on labels]
Reported-by: syzbot+b0373017f711c06ada64@syzkaller.appspotmail.com
Fix commit: 0dc7117da8f9 fs/ntfs3: reject index allocation if $BITMAP is empty but blocks exist
Patched on: [ci-qemu-gce-upstream-auto ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm32 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 ci-snapshot-upstream-root ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-leak ci-upstream-kasan-badwrites-root ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-kmsan-gce-386-root ci-upstream-kmsan-gce-root ci-upstream-linux-next-kasan-gce-root ci-upstream-rust-kasan-gce ci2-upstream-fs ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-qemu-native-arm64-kvm ci-upstream-gce-arm64 ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce]
First crash: 106d, last: 13h13m
Cause bisection: failed (error log, bisect log)
  
Discussions (6)
Title Replies (including bot) Last reply
[PATCH RESEND] fs/ntfs3: reject index allocation if $BITMAP is empty but blocks exist 1 (1) 2025/07/22 17:40
[PATCH] fs/ntfs3: reject index allocation if $BITMAP is empty but blocks exist 1 (1) 2025/07/08 23:04
[syzbot] [ntfs3?] WARNING in ni_rename 1 (2) 2025/07/08 22:11
[syzbot] [ntfs3?] WARNING in ni_rename 1 (2) 2025/07/08 09:06
[syzbot] [ntfs3?] WARNING in ni_rename 2 (4) 2025/07/08 08:38
[syzbot] [ntfs3?] WARNING in ni_rename 0 (6) 2025/06/30 23:48
Similar bugs (1)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.6 WARNING in ni_rename origin:upstream -1 C 11 9d16h 55d 0/2 upstream: reported C repro on 2025/08/15 14:40
Last patch testing requests (9)
Created Duration User Patch Repo Result
2025/07/08 21:45 24m moonhee.lee.ca@gmail.com patch linux-next OK log
2025/07/08 08:40 24m moonhee.lee.ca@gmail.com patch linux-next OK log
2025/07/08 08:21 16m moonhee.lee.ca@gmail.com patch linux-next report log
2025/07/08 07:55 16m moonhee.lee.ca@gmail.com patch linux-next report log
2025/06/30 23:48 0m kapoorarnav43@gmail.com patch linux-next error
2025/06/30 23:37 4m kapoorarnav43@gmail.com patch linux-next error
2025/06/30 13:50 22m kapoorarnav43@gmail.com patch linux-next error
2025/06/30 11:29 16m kapoorarnav43@gmail.com patch linux-next report log
2025/06/30 11:19 1m kapoorarnav43@gmail.com patch linux-next error

Sample crash report:
loop0: detected capacity change from 0 to 4096
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6013 at fs/ntfs3/frecord.c:3030 ni_rename+0xee/0x100 fs/ntfs3/frecord.c:3029
Modules linked in:
CPU: 0 UID: 0 PID: 6013 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:ni_rename+0xee/0x100 fs/ntfs3/frecord.c:3029
Code: 8b 05 36 61 40 0f 48 3b 44 24 10 75 22 44 89 e0 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d e9 04 c2 05 fe cc e8 33 70 b4 fe 90 <0f> 0b 90 eb c5 e8 78 5d 2e 08 0f 1f 84 00 00 00 00 00 90 90 90 90
RSP: 0018:ffffc900039afa98 EFLAGS: 00010293
RAX: ffffffff830a7f0d RBX: 00000000fffffffe RCX: ffff88802ffd0000
RDX: 0000000000000000 RSI: 00000000fffffffe RDI: 0000000000000000
RBP: 00000000fffffffe R08: ffffffff8f5c4b77 R09: 1ffffffff1eb896e
R10: dffffc0000000000 R11: fffffbfff1eb896f R12: 0000000000000000
R13: ffff888079750000 R14: ffff88804eeec8d0 R15: ffff88804eeeba40
FS:  0000555571b75500(0000) GS:ffff888126372000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000001000 CR3: 000000007748c000 CR4: 0000000000350ef0
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/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa198d8eec9
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:00007ffd2554fde8 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
RAX: ffffffffffffffda RBX: 00007fa198fe5fa0 RCX: 00007fa198d8eec9
RDX: 0000000000000000 RSI: 0000200000000f00 RDI: 0000200000000400
RBP: 00007fa198e11f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa198fe5fa0 R14: 00007fa198fe5fa0 R15: 0000000000000002
 </TASK>

Crashes (187):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/10/07 16:13 upstream c746c3b51698 8ef35d49 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root WARNING in ni_rename
2025/06/25 17:16 linux-next 1b152eeca84a 26d77996 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-linux-next-kasan-gce-root WARNING in ni_rename
2025/06/25 16:31 linux-next 1b152eeca84a 26d77996 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-linux-next-kasan-gce-root WARNING in ni_rename
2025/06/25 14:51 linux-next 1b152eeca84a 26d77996 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-linux-next-kasan-gce-root WARNING in ni_rename
2025/06/25 14:07 linux-next 1b152eeca84a 26d77996 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-linux-next-kasan-gce-root WARNING in ni_rename
2025/10/05 23:16 upstream 6093a688a07d 49379ee0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2025/10/05 19:12 upstream 6093a688a07d 49379ee0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2025/10/02 05:34 upstream d3479214c05d a1859138 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in ni_rename
2025/10/02 05:34 upstream d3479214c05d a1859138 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in ni_rename
2025/10/02 02:07 upstream d3479214c05d a1859138 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in ni_rename
2025/09/30 11:42 upstream 1896ce8eb6c6 86341da6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in ni_rename
2025/09/29 16:46 upstream e5f0a698b34e 86341da6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in ni_rename
2025/09/29 15:21 upstream e5f0a698b34e 86341da6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in ni_rename
2025/09/28 16:38 upstream 51a24b7deaae 001c9061 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2025/09/28 09:43 upstream 51a24b7deaae 001c9061 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2025/09/27 09:39 upstream 083fc6d7fa0d 001c9061 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in ni_rename
2025/09/27 06:04 upstream fec734e8d564 001c9061 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in ni_rename
2025/09/27 03:37 upstream 083fc6d7fa0d 001c9061 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2025/09/26 04:03 upstream 4ff71af020ae 0abd0691 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in ni_rename
2025/09/25 00:19 upstream 4ea5af085908 0abd0691 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2025/09/22 21:23 upstream 07e27ad16399 0ac7291c .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2025/09/20 10:31 upstream cd89d487374c 67c37560 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2025/09/19 04:07 upstream cbf658dd0941 e2beed91 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2025/09/16 18:04 upstream 46a51f4f5eda e2beed91 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2025/09/16 05:24 upstream 46a51f4f5eda e2beed91 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in ni_rename
2025/09/14 05:04 upstream 5cd64d4f9268 e2beed91 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2025/09/13 11:19 upstream 22f20375f5b7 e2beed91 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2025/09/11 08:40 upstream 7aac71907bde fdeaa69b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in ni_rename
2025/09/11 04:33 upstream 7aac71907bde fdeaa69b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in ni_rename
2025/09/09 00:30 upstream f777d1112ee5 d291dd2d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in ni_rename
2025/09/09 00:30 upstream f777d1112ee5 d291dd2d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in ni_rename
2025/08/30 14:19 upstream 11e7861d680c 807a3b61 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2025/08/24 04:42 upstream 8d245acc1e88 bf27483f .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2025/08/19 03:50 upstream be48bcf004f9 523f460e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in ni_rename
2025/10/09 14:21 upstream ec714e371f22 7e2882b3 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2025/10/06 01:13 upstream 6a74422b9710 49379ee0 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2025/10/02 08:43 upstream d3479214c05d 267f56c6 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2025/10/02 00:16 upstream d3479214c05d 267f56c6 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2025/09/29 10:36 upstream e5f0a698b34e 86341da6 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2025/09/16 03:28 upstream 46a51f4f5eda e2beed91 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2025/09/12 11:19 upstream 320475fbd590 e2beed91 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2025/09/11 03:09 upstream 7aac71907bde fdeaa69b .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2025/09/10 01:05 upstream 9dd1835ecda5 fdeaa69b .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2025/09/08 23:10 upstream f777d1112ee5 d291dd2d .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2025/09/05 04:54 upstream 08b06c30a445 d291dd2d .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2025/09/02 16:10 upstream b320789d6883 96a211bc .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2025/09/01 01:57 upstream 5c3b3264e585 807a3b61 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2025/08/21 11:01 upstream 41cd3fd15263 0b9605c8 .config console log report [disk image (non-bootable)] [vmlinux] [kernel image] ci-snapshot-upstream-root WARNING in ni_rename
2025/09/10 04:35 linux-next 65dd046ef558 fdeaa69b .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in ni_rename
2025/09/08 07:24 linux-next be5d4872e528 d291dd2d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in ni_rename
2025/09/30 07:22 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2213e57a69f0 86341da6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in ni_rename
2025/09/29 09:20 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2213e57a69f0 001c9061 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in ni_rename
2025/09/26 01:06 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 35aa5763e111 0abd0691 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in ni_rename
2025/09/14 17:53 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 8736259279a3 e2beed91 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in ni_rename
2025/09/09 07:14 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c199ef1fa61a d291dd2d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in ni_rename
2025/08/30 10:35 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 8f5ae30d69d7 807a3b61 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in ni_rename
2025/08/19 11:12 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 8f5ae30d69d7 523f460e .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.