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kernel BUG in ntfs_perform_write

Status: upstream: reported C repro on 2023/03/17 15:25
Bug presence: origin:upstream
Labels: missing-backport
[Documentation on labels]
Reported-by: syzbot+eb680ef72b06aa7a8f11@syzkaller.appspotmail.com
First crash: 1084d, last: 4d20h
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: failed (error log, bisect log)
  
▶ ▼ Bug presence (3)
Date Name Commit Repro Result
2024/04/20 linux-5.15.y (ToT) c52b9710c83d C [report] kernel BUG in ntfs_perform_write
2023/05/11 upstream (ToT) 80e62bc8487b 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 12 59d 170d 0/2 upstream: reported C repro on 2025/09/16 10:29
upstream kernel BUG in __ntfs_grab_cache_pages ntfs3 -1 C inconclusive done 1940 734d 1256d 0/29 auto-obsoleted due to no activity on 2024/05/28 03:13
linux-6.1 kernel BUG in ntfs_perform_write origin:upstream missing-backport -1 C done 185 1d15h 1088d 0/3 upstream: reported C repro on 2023/03/13 09:11
linux-4.19 kernel BUG in ntfs_perform_write ntfs -1 C 6 1115d 1161d 0/1 upstream: reported C repro on 2022/12/30 10:57
▶ ▼ Last patch testing requests (10)
Created Duration User Patch Repo Result
2026/02/05 18:55 23m retest repro linux-5.15.y report log
2026/01/21 13:50 10m retest repro linux-5.15.y report log
2026/01/21 13:50 10m retest repro linux-5.15.y report log
2026/01/21 13:50 9m retest repro linux-5.15.y report log
2026/01/21 13:50 9m retest repro linux-5.15.y report log
2026/01/21 13:50 10m retest repro linux-5.15.y report log
2025/12/31 04:34 9m retest repro linux-5.15.y report log
2025/12/31 04:34 13m retest repro linux-5.15.y error
2025/12/31 04:34 41m retest repro linux-5.15.y report log
2025/12/31 04:34 10m retest repro linux-5.15.y report log
▶ ▼ Fix bisection attempts (5)
Created Duration User Patch Repo Result
2024/09/14 07:56 10h04m fix candidate upstream OK (1) job log
2024/05/30 01:06 12h03m fix candidate upstream error job log
2024/05/21 11:17 0m bisect fix linux-5.15.y error job log
2024/04/05 22:54 3h03m bisect fix linux-5.15.y OK (0) job log log
2023/11/17 10:36 2h00m bisect fix linux-5.15.y OK (0) job log log

Sample crash report:
RSP: 002b:00007ffdb5127f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f0c3ad00fa0 RCX: 00007f0c3aa87629
RDX: 0000000000000010 RSI: 00002000000000c0 RDI: 0000000000000004
RBP: 00007ffdb5127fb0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007f0c3ad00fac R14: 00007f0c3ad00fa0 R15: 00007f0c3ad00fa0
 </TASK>
------------[ cut here ]------------
kernel BUG at fs/ntfs/file.c:497!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 4310 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:__ntfs_grab_cache_pages fs/ntfs/file.c:497 [inline]
RIP: 0010:ntfs_perform_write+0x7afb/0x7de0 fs/ntfs/file.c:1837
Code: 89 df 48 c7 c6 e0 4b 5b 8a e8 91 4a 1a ff 0f 0b e8 fa 63 e7 fe 0f 0b e8 f3 63 e7 fe 0f 0b e8 ec 63 e7 fe 0f 0b e8 e5 63 e7 fe <0f> 0b e8 de 63 e7 fe 0f 0b e8 d7 63 e7 fe 0f 0b e8 d0 63 e7 fe 4c
RSP: 0018:ffffc900012ef7c0 EFLAGS: 00010293
RAX: ffffffff8291be5b RBX: 0000000000000000 RCX: ffff888020dc8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900012efbf0 R08: ffffea0001e72b37 R09: 1ffffd40003ce566
R10: dffffc0000000000 R11: fffff940003ce567 R12: 0000000000000000
R13: ffffea0001e72b00 R14: 0000000000000010 R15: dffffc0000000000
FS:  00005555712d4500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b31363fff CR3: 0000000020221000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ntfs_file_write_iter+0x14cc/0x1d60 fs/ntfs/file.c:1921
 call_write_iter include/linux/fs.h:2173 [inline]
 new_sync_write fs/read_write.c:507 [inline]
 vfs_write+0x745/0xd60 fs/read_write.c:594
 ksys_write+0x152/0x260 fs/read_write.c:647
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f0c3aa87629
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffdb5127f48 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f0c3ad00fa0 RCX: 00007f0c3aa87629
RDX: 0000000000000010 RSI: 00002000000000c0 RDI: 0000000000000004
RBP: 00007ffdb5127fb0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007f0c3ad00fac R14: 00007f0c3ad00fa0 R15: 00007f0c3ad00fa0
 </TASK>
Modules linked in:
---[ end trace 2f8ebf38d1e21998 ]---
RIP: 0010:__ntfs_grab_cache_pages fs/ntfs/file.c:497 [inline]
RIP: 0010:ntfs_perform_write+0x7afb/0x7de0 fs/ntfs/file.c:1837
Code: 89 df 48 c7 c6 e0 4b 5b 8a e8 91 4a 1a ff 0f 0b e8 fa 63 e7 fe 0f 0b e8 f3 63 e7 fe 0f 0b e8 ec 63 e7 fe 0f 0b e8 e5 63 e7 fe <0f> 0b e8 de 63 e7 fe 0f 0b e8 d7 63 e7 fe 0f 0b e8 d0 63 e7 fe 4c
RSP: 0018:ffffc900012ef7c0 EFLAGS: 00010293
RAX: ffffffff8291be5b RBX: 0000000000000000 RCX: ffff888020dc8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900012efbf0 R08: ffffea0001e72b37 R09: 1ffffd40003ce566
R10: dffffc0000000000 R11: fffff940003ce567 R12: 0000000000000000
R13: ffffea0001e72b00 R14: 0000000000000010 R15: dffffc0000000000
FS:  00005555712d4500(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b31363fff CR3: 0000000020221000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

Crashes (187):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/02/23 05:14 linux-5.15.y 3330a8d33e08 6e7b5511 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/09/01 19:08 linux-5.15.y 01879f56bdde 807a3b61 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/05/16 14:08 linux-5.15.y 3b8db0e4f263 cfde8269 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2023/04/30 09:07 linux-5.15.y f48aeeaaa64c 62df2017 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/02/01 05:32 linux-5.15.y 003148680b79 aa47157c .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2024/10/21 08:57 linux-5.15.y 584a40a22cb9 cd6fc0a3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2024/07/13 00:05 linux-5.15.y f45bea23c39c eaeb5c15 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2024/07/12 23:35 linux-5.15.y f45bea23c39c eaeb5c15 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2024/07/12 22:42 linux-5.15.y f45bea23c39c eaeb5c15 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2024/07/12 20:07 linux-5.15.y f45bea23c39c eaeb5c15 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2024/03/05 13:35 linux-5.15.y 80efc6265290 5fc53669 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2023/11/24 02:02 linux-5.15.y 2a910f4af54d 5b429f39 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2023/08/15 05:06 linux-5.15.y 24c4de4069cb 39990d51 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2023/03/18 08:21 linux-5.15.y 8020ae3c051d 7939252e .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2023/03/17 15:39 linux-5.15.y 8020ae3c051d 18b58603 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2026/03/01 05:49 linux-5.15.y 3330a8d33e08 43249bac .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2026/02/23 04:40 linux-5.15.y 3330a8d33e08 6e7b5511 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/12/03 00:11 linux-5.15.y cc5ec8769306 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/12/01 21:30 linux-5.15.y cc5ec8769306 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/12/01 07:37 linux-5.15.y cc5ec8769306 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/11/29 17:29 linux-5.15.y cc5ec8769306 d6526ea3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/10/24 15:41 linux-5.15.y ac56c046adf4 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/09/01 18:37 linux-5.15.y 01879f56bdde 807a3b61 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/08/09 17:18 linux-5.15.y c79648372d02 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/07/26 12:09 linux-5.15.y c79648372d02 fb8f743d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/07/12 14:23 linux-5.15.y 2f693b607545 3cda49cf .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/06/30 16:31 linux-5.15.y 3dea0e7f549e fc9d8ee5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/05/16 13:24 linux-5.15.y 3b8db0e4f263 cfde8269 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/05/10 13:02 linux-5.15.y 3b8db0e4f263 77908e5f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/04/26 20:20 linux-5.15.y f7347f400572 c6b4fb39 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/04/15 04:15 linux-5.15.y f7347f400572 0bd6db41 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/03/31 23:37 linux-5.15.y 0c935c049b5c d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/03/16 17:59 linux-5.15.y 0c935c049b5c e2826670 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan kernel BUG in ntfs_perform_write
2025/08/04 08:36 linux-5.15.y c79648372d02 7368264b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/07/30 14:26 linux-5.15.y c79648372d02 f8f2b4da .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/07/28 10:20 linux-5.15.y c79648372d02 fb8f743d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/07/27 08:15 linux-5.15.y c79648372d02 fb8f743d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/07/06 01:06 linux-5.15.y 3dea0e7f549e 4f67c4ae .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/07/05 19:47 linux-5.15.y 3dea0e7f549e 4f67c4ae .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/07/05 06:29 linux-5.15.y 3dea0e7f549e d869b261 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/06/29 22:57 linux-5.15.y 3dea0e7f549e fc9d8ee5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/06/22 03:02 linux-5.15.y 1c700860e8bc d6cdfb8a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/06/10 00:26 linux-5.15.y 1c700860e8bc 4826c28e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/06/09 16:23 linux-5.15.y 1c700860e8bc 4826c28e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/06/03 20:58 linux-5.15.y 98f47d0e9b8c a30356b7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/05/10 07:42 linux-5.15.y 3b8db0e4f263 77908e5f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/05/08 08:52 linux-5.15.y 16fdf2c7111b dbf35fa1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/05/06 16:57 linux-5.15.y 16fdf2c7111b ae98e6b9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/05/05 11:33 linux-5.15.y 16fdf2c7111b b0714e37 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/05/02 01:57 linux-5.15.y f7347f400572 51b137cd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/04/29 13:29 linux-5.15.y f7347f400572 aeb6ec69 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/04/27 07:44 linux-5.15.y f7347f400572 c6b4fb39 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/04/26 14:51 linux-5.15.y f7347f400572 c6b4fb39 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/04/21 08:06 linux-5.15.y f7347f400572 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/04/19 19:18 linux-5.15.y f7347f400572 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/04/18 14:50 linux-5.15.y f7347f400572 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/04/14 10:56 linux-5.15.y f7347f400572 0bd6db41 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/03/31 21:23 linux-5.15.y 0c935c049b5c d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/03/30 01:52 linux-5.15.y 0c935c049b5c d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/03/28 01:13 linux-5.15.y 0c935c049b5c 6c09fb82 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/03/16 08:03 linux-5.15.y 0c935c049b5c e2826670 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/03/03 08:28 linux-5.15.y c16c81c81336 c3901742 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2025/03/02 13:03 linux-5.15.y c16c81c81336 c3901742 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
2023/03/17 15:25 linux-5.15.y 8020ae3c051d 18b58603 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 kernel BUG in ntfs_perform_write
* Struck through repros no longer work on HEAD.