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kernel BUG in ntfs_perform_write

Status: upstream: reported C repro on 2023/03/13 09:11
Bug presence: origin:upstream
Labels: missing-backport
[Documentation on labels]
Reported-by: syzbot+eec701d3fa1f9e5af444@syzkaller.appspotmail.com
First crash: 965d, last: 1d16h
Fix commit to backport (bisect log) :
tree: upstream
commit 7ffa8f3d30236e0ab897c30bdb01224ff1fe1c89
Author: Matthew Wilcox (Oracle) <willy@infradead.org>
Date: Mon Jan 15 07:20:25 2024 +0000

  fs: Remove NTFS classic

  
Fix bisection: the issue occurs on the latest tested release (bisect log)
Crash: kernel BUG in ntfs_perform_write (log)
Repro: C syz .config
  
▶ ▼ Bug presence (3)
Date Name Commit Repro Result
2024/04/20 linux-6.1.y (ToT) 6741e066ec76 C [report] kernel BUG in ntfs_perform_write
2023/05/08 upstream (ToT) ac9a78681b92 C [report] kernel BUG in ntfs_perform_write
2024/04/20 upstream (ToT) 13a2e429f644 C Didn't crash
▶ ▼ Similar bugs (4)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.6 kernel BUG in ntfs_perform_write origin:lts-only -1 C inconclusive 6 1d06h 47d 0/2 upstream: reported C repro on 2025/09/16 10:29
linux-5.15 kernel BUG in ntfs_perform_write missing-backport origin:upstream -1 C done 180 9d08h 961d 0/3 upstream: reported C repro on 2023/03/17 15:25
upstream kernel BUG in __ntfs_grab_cache_pages ntfs3 -1 C inconclusive done 1940 611d 1133d 0/29 auto-obsoleted due to no activity on 2024/05/28 03:13
linux-4.19 kernel BUG in ntfs_perform_write ntfs -1 C 6 992d 1038d 0/1 upstream: reported C repro on 2022/12/30 10:57
▶ ▼ Fix bisection attempts (2)
Created Duration User Patch Repo Result
2024/05/15 18:22 5h13m fix candidate upstream OK (1) job log
2024/04/06 21:08 1h47m bisect fix linux-6.1.y OK (0) job log log

Sample crash report:
------------[ cut here ]------------
kernel BUG at fs/ntfs/file.c:493!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 3562 Comm: syz-executor232 Not tainted 6.1.27-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
RIP: 0010:__ntfs_grab_cache_pages fs/ntfs/file.c:493 [inline]
RIP: 0010:ntfs_perform_write+0x73bb/0x7510 fs/ntfs/file.c:1833
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 9c f4 ff ff 48 89 df e8 c6 87 20 ff e9 8f f4 ff ff e8 bc 41 ca fe 0f 0b e8 b5 41 ca fe <0f> 0b e8 ae 41 ca fe 0f 0b e8 a7 41 ca fe 0f 0b e8 a0 41 ca fe 0f
RSP: 0018:ffffc90003a2f7a0 EFLAGS: 00010293
RAX: ffffffff82bf870b RBX: 0000000000000000 RCX: ffff88807b65d7c0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90003a2fbd0 R08: ffffffff82bf17bf R09: ffffffff84317fe5
R10: 0000000000000002 R11: ffff88807b65d7c0 R12: dffffc0000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f475e8d6700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020004200 CR3: 000000007d2cc000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ntfs_file_write_iter+0x10e9/0x19f0 fs/ntfs/file.c:1917
 call_write_iter include/linux/fs.h:2205 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x7ae/0xba0 fs/read_write.c:584
 ksys_write+0x19c/0x2c0 fs/read_write.c:637
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f475e932079
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 31 18 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f475e8d62e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f475e9ce780 RCX: 00007f475e932079
RDX: 0000000000000001 RSI: 0000000020004200 RDI: 0000000000000004
RBP: 723d73726f727265 R08: 0000000000000002 R09: 0000000000003231
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f475e9ce788
R13: 00007f475e8d62f0 R14: 0031656c69662f2e R15: 0000000000000002
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__ntfs_grab_cache_pages fs/ntfs/file.c:493 [inline]
RIP: 0010:ntfs_perform_write+0x73bb/0x7510 fs/ntfs/file.c:1833
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 9c f4 ff ff 48 89 df e8 c6 87 20 ff e9 8f f4 ff ff e8 bc 41 ca fe 0f 0b e8 b5 41 ca fe <0f> 0b e8 ae 41 ca fe 0f 0b e8 a7 41 ca fe 0f 0b e8 a0 41 ca fe 0f
RSP: 0018:ffffc90003a2f7a0 EFLAGS: 00010293
RAX: ffffffff82bf870b RBX: 0000000000000000 RCX: ffff88807b65d7c0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90003a2fbd0 R08: ffffffff82bf17bf R09: ffffffff84317fe5
R10: 0000000000000002 R11: ffff88807b65d7c0 R12: dffffc0000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f475e8d6700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f475e97c142 CR3: 000000007d2cc000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

Crashes (163):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/05/07 13:06 linux-6.1.y ca48fc16c493 90c93c40 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan kernel BUG in ntfs_perform_write
2025/09/06 09:13 linux-6.1.y 28c695c365e1 d291dd2d .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/05/28 15:04 linux-6.1.y da3c5173c55f 874a1386 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/02/06 12:58 linux-6.1.y 0cbb5f65e52f 577d049b .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2024/10/27 10:42 linux-6.1.y 7ec6f9fa3d97 65e8686b .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2023/12/01 23:45 linux-6.1.y 6ac30d748bb0 f819d6f7 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2023/12/01 09:03 linux-6.1.y 6ac30d748bb0 f819d6f7 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2023/08/15 20:18 linux-6.1.y 1321ab403b38 39990d51 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2023/03/18 10:41 linux-6.1.y 7eaef76fbc46 7939252e .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/09/19 09:22 linux-6.1.y 3db754f56897 e2beed91 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in ntfs_perform_write
2025/04/14 22:31 linux-6.1.y 420102835862 0bd6db41 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in ntfs_perform_write
2025/01/01 19:01 linux-6.1.y 563edd786f0a d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in ntfs_perform_write
2024/12/30 16:12 linux-6.1.y 563edd786f0a d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan kernel BUG in ntfs_perform_write
2025/11/01 07:51 linux-6.1.y f6e38ae624cf 2c50b6a9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/10/30 05:52 linux-6.1.y f6e38ae624cf fd2207e7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/10/26 15:02 linux-6.1.y 8e6e2188d949 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/10/26 00:30 linux-6.1.y 8e6e2188d949 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/10/25 12:13 linux-6.1.y 8e6e2188d949 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/10/24 14:28 linux-6.1.y 8e6e2188d949 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/10/16 12:25 linux-6.1.y c2fda4b3f577 19568248 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/10/15 07:11 linux-6.1.y 882efbdd9d34 b6605ba8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/09/29 22:50 linux-6.1.y 7b34dc04e4ff 86341da6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/09/29 09:37 linux-6.1.y 7b34dc04e4ff 001c9061 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/09/26 11:31 linux-6.1.y 7b34dc04e4ff 0abd0691 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/09/26 09:10 linux-6.1.y 7b34dc04e4ff 0abd0691 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/09/17 05:55 linux-6.1.y 3db754f56897 e2beed91 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/09/14 20:28 linux-6.1.y 3db754f56897 e2beed91 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/09/07 01:33 linux-6.1.y 28c695c365e1 d291dd2d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/09/06 08:44 linux-6.1.y 28c695c365e1 d291dd2d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/08/31 18:29 linux-6.1.y f89b6e15694c 807a3b61 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/08/30 11:49 linux-6.1.y f89b6e15694c 807a3b61 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/08/18 13:26 linux-6.1.y 0bc96de781b4 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/08/17 19:14 linux-6.1.y 0bc96de781b4 1804e95e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/07/12 23:00 linux-6.1.y dfc486ec9cce 3cda49cf .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/07/03 18:45 linux-6.1.y 7e69c33e4858 115ceea7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/06/13 14:04 linux-6.1.y 58485ff1a74f 98683f8f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/05/29 19:08 linux-6.1.y da3c5173c55f 3d2f584d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/05/28 14:39 linux-6.1.y da3c5173c55f 874a1386 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/05/07 15:56 linux-6.1.y ac7079a42ea5 350f4ffc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/05/07 13:23 linux-6.1.y ac7079a42ea5 350f4ffc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/04/20 22:07 linux-6.1.y 420102835862 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/04/14 04:26 linux-6.1.y 420102835862 0bd6db41 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/03/28 11:10 linux-6.1.y 344a09659766 6c09fb82 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/03/21 17:37 linux-6.1.y 344a09659766 62330552 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/02/22 19:59 linux-6.1.y 3a8358583626 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/02/22 14:57 linux-6.1.y 3a8358583626 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/02/10 01:52 linux-6.1.y 0cbb5f65e52f ef44b750 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/02/09 12:23 linux-6.1.y 0cbb5f65e52f ef44b750 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/02/06 12:29 linux-6.1.y 0cbb5f65e52f 577d049b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/01/26 22:48 linux-6.1.y 75cefdf153f5 9fbd772e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2025/01/26 20:58 linux-6.1.y 75cefdf153f5 9fbd772e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2024/12/28 19:20 linux-6.1.y 563edd786f0a d3ccff63 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2024/11/24 19:17 linux-6.1.y e4d90d63d385 68da6d95 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2024/10/27 09:53 linux-6.1.y 7ec6f9fa3d97 65e8686b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
2023/03/13 09:11 linux-6.1.y 1cc3fcf63192 5205ef30 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 kernel BUG in ntfs_perform_write
* Struck through repros no longer work on HEAD.