syzbot


kernel BUG at fs/ntfs/aops.c:LINE!

Status: upstream: reported C repro on 2020/09/20 21:54
Subsystems: ntfs
[Documentation on labels]
Reported-by: syzbot+490284963e3545c8e1cb@syzkaller.appspotmail.com
First crash: 1369d, last: 475d
Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream kernel BUG at fs/ntfs/aops.c:LINE! ntfs3 C done done 3893 73d 2254d 0/27 upstream: reported C repro on 2018/04/19 17:02
linux-4.19 kernel BUG at fs/ntfs/aops.c:LINE! ntfs C 381 474d 1368d 0/1 upstream: reported C repro on 2020/09/21 19:37
linux-5.15 kernel BUG in ntfs_readpage origin:upstream missing-backport C error 259 49d 470d 0/3 upstream: reported C repro on 2023/03/08 16:18
Fix bisection attempts (13)
Created Duration User Patch Repo Result
2023/03/03 20:16 21m bisect fix linux-4.14.y job log (0) log
2023/02/01 16:01 30m bisect fix linux-4.14.y job log (0) log
2022/11/21 19:35 25m bisect fix linux-4.14.y job log (0) log
2022/08/31 21:07 22m bisect fix linux-4.14.y job log (0) log
2022/07/04 11:26 27m bisect fix linux-4.14.y job log (0) log
2022/04/20 09:39 20m bisect fix linux-4.14.y job log (0) log
2022/01/05 05:31 26m bisect fix linux-4.14.y job log (0) log
2021/11/10 23:54 21m bisect fix linux-4.14.y job log (0) log
2021/10/11 23:28 25m bisect fix linux-4.14.y job log (0) log
2021/09/11 23:07 21m bisect fix linux-4.14.y job log (0) log
2021/08/12 22:44 22m bisect fix linux-4.14.y job log (0) log
2021/07/13 22:23 21m bisect fix linux-4.14.y job log (0) log
2021/06/13 21:45 26m bisect fix linux-4.14.y job log (0) log

Sample crash report:
------------[ cut here ]------------
kernel BUG at fs/ntfs/aops.c:207!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 0 PID: 7972 Comm: syz-executor297 Not tainted 4.14.302-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
task: ffff8880b324c280 task.stack: ffff8880b36a0000
RIP: 0010:ntfs_read_block fs/ntfs/aops.c:207 [inline]
RIP: 0010:ntfs_readpage+0x150e/0x1ad0 fs/ntfs/aops.c:456
RSP: 0018:ffff8880b36a7778 EFLAGS: 00010297
RAX: ffff8880b324c280 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffea00022ed3c0 RDI: ffff88808cf39790
RBP: ffff88808cf39788 R08: 0000000000000000 R09: ffff88808cf39c18
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
R13: ffff88808cf39740 R14: ffff88808cf39a08 R15: ffffea00022ed3c0
FS:  0000555556249300(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa385a02000 CR3: 000000009c245000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 do_read_cache_page+0x38e/0xc10 mm/filemap.c:2713
 read_mapping_page include/linux/pagemap.h:398 [inline]
 ntfs_map_page fs/ntfs/aops.h:89 [inline]
 map_mft_record_page fs/ntfs/mft.c:85 [inline]
 map_mft_record+0x1ca/0xbe0 fs/ntfs/mft.c:168
 ntfs_read_locked_inode+0x1bf/0x51b0 fs/ntfs/inode.c:582
 ntfs_read_inode_mount+0xbca/0x2180 fs/ntfs/inode.c:2132
 ntfs_fill_super+0x9a6/0x7180 fs/ntfs/super.c:2872
 mount_bdev+0x2b3/0x360 fs/super.c:1134
 mount_fs+0x92/0x2a0 fs/super.c:1237
 vfs_kern_mount.part.0+0x5b/0x470 fs/namespace.c:1046
 vfs_kern_mount fs/namespace.c:1036 [inline]
 do_new_mount fs/namespace.c:2572 [inline]
 do_mount+0xe65/0x2a30 fs/namespace.c:2905
 SYSC_mount fs/namespace.c:3121 [inline]
 SyS_mount+0xa8/0x120 fs/namespace.c:3098
 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x5e/0xd3
RIP: 0033:0x7fa38de2faea
RSP: 002b:00007ffe2fc92bc8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa38de2faea
RDX: 000000002001f600 RSI: 000000002001f640 RDI: 00007ffe2fc92be0
RBP: 00007ffe2fc92be0 R08: 00007ffe2fc92c20 R09: 000000000001f5cf
R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000004
R13: 00005555562492c0 R14: 0000000000000000 R15: 00007ffe2fc92c20
Code: d1 04 00 00 49 83 be 88 fd ff ff 00 0f 85 f7 f4 ff ff e8 46 2e 45 ff 49 8b 86 80 fd ff ff a8 08 0f 85 e3 f4 ff ff e8 32 2e 45 ff <0f> 0b e8 2b 2e 45 ff 48 8b 84 24 88 00 00 00 48 8d b8 c0 fd ff 
RIP: ntfs_read_block fs/ntfs/aops.c:207 [inline] RSP: ffff8880b36a7778
RIP: ntfs_readpage+0x150e/0x1ad0 fs/ntfs/aops.c:456 RSP: ffff8880b36a7778
---[ end trace 38df56b858090173 ]---

Crashes (105):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/12/25 10:22 linux-4.14.y c4215ee4771b 9da18ae8 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/10/22 15:21 linux-4.14.y 9d5c0b3a8e1a c0b80a55 .config console log report syz C [disk image] [vmlinux] [mounted in repro] ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/09/15 22:25 linux-4.14.y 5df8b4735177 dd9a85ff .config console log report syz C [disk image] [vmlinux] ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/06/04 11:26 linux-4.14.y 501eec4f9e13 c8857892 .config console log report syz C ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/05/17 17:43 linux-4.14.y 690285a9380d 744a39e2 .config console log report syz C ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/02/06 10:56 linux-4.14.y b86ee2b7ae42 a7dab638 .config console log report syz C ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/05/08 16:58 linux-4.14.y 7d7d1c0ab3eb bc5434be .config console log report syz C ci2-linux-4-14 kernel BUG in ntfs_readpage
2020/09/27 14:43 linux-4.14.y cbfa1702aaf6 5dd8aee8 .config console log report syz C ci2-linux-4-14
2020/09/20 21:53 linux-4.14.y cbfa1702aaf6 9564d2e9 .config console log report syz C ci2-linux-4-14
2022/08/01 21:07 linux-4.14.y b641242202ed fef302b1 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/07/28 23:36 linux-4.14.y 9c3bf9cf362f fb95c74d .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/05/21 00:44 linux-4.14.y dffb5c6ff09c bd37ad7e .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/05/01 17:01 linux-4.14.y e3a56aaade89 2df221f6 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/03/21 09:38 linux-4.14.y eb045674aab3 e2d91b1d .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/02/28 07:11 linux-4.14.y fa33f9094f36 45a13a73 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/02/16 22:11 linux-4.14.y a35d65bedfbc 50221962 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/02/01 21:42 linux-4.14.y b86ee2b7ae42 c1c1631d .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/01/19 18:56 linux-4.14.y 4ba8e26127c3 0620189b .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/01/18 17:15 linux-4.14.y 4ba8e26127c3 731a2d23 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/01/16 10:48 linux-4.14.y 4ba8e26127c3 723cfaf0 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/01/16 07:23 linux-4.14.y 4ba8e26127c3 723cfaf0 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/01/15 19:21 linux-4.14.y 4ba8e26127c3 723cfaf0 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/01/15 17:11 linux-4.14.y 4ba8e26127c3 723cfaf0 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/01/15 10:16 linux-4.14.y 4ba8e26127c3 723cfaf0 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/01/14 19:01 linux-4.14.y 4ba8e26127c3 53e00b45 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/01/13 23:42 linux-4.14.y 4ba8e26127c3 b8d780ab .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2022/01/12 21:20 linux-4.14.y 4ba8e26127c3 44d1319a .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/12/05 12:56 linux-4.14.y 66722c42ec91 a617004c .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/12/04 12:31 linux-4.14.y 66722c42ec91 a617004c .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/12/03 14:23 linux-4.14.y 66722c42ec91 c7c20675 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/05/14 21:45 linux-4.14.y 7d7d1c0ab3eb 8bdd5343 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/05/13 01:05 linux-4.14.y 7d7d1c0ab3eb ed7d41c5 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/05/05 11:43 linux-4.14.y 7d7d1c0ab3eb 06c27ff5 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/04/30 01:10 linux-4.14.y 7d7d1c0ab3eb 77e2b668 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/04/23 05:07 linux-4.14.y cf256fbcbe34 590921a5 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/04/22 08:09 linux-4.14.y cf256fbcbe34 2bc8999a .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/04/15 09:45 linux-4.14.y 958e517f4e16 fcdb12ba .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/04/11 17:25 linux-4.14.y 958e517f4e16 6a81331a .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/04/10 07:22 linux-4.14.y 0cc244011f40 6a81331a .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/04/08 22:35 linux-4.14.y 0cc244011f40 6a81331a .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/04/08 01:34 linux-4.14.y 0cc244011f40 6a81331a .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/04/07 04:33 linux-4.14.y bd634aa64163 6a81331a .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/04/07 02:47 linux-4.14.y bd634aa64163 6a81331a .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/03/16 20:06 linux-4.14.y c7150cd2fa8c fdb2bb2c .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/03/12 13:37 linux-4.14.y c7150cd2fa8c 429d8a6b .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/03/10 07:54 linux-4.14.y 1d177c0872ab 26967e35 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/03/06 10:53 linux-4.14.y 397a88b2cc86 e4b4d570 .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/02/25 09:28 linux-4.14.y 3242aa3a635c fcc6d71b .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/02/24 12:34 linux-4.14.y 3242aa3a635c fcc6d71b .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/02/24 00:55 linux-4.14.y 3242aa3a635c fcc6d71b .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/02/23 18:52 linux-4.14.y 3242aa3a635c fcc6d71b .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/02/23 09:16 linux-4.14.y 29c52025152b fcc6d71b .config console log report info ci2-linux-4-14 kernel BUG in ntfs_readpage
2021/01/15 10:22 linux-4.14.y f79dc86058bc 65a7a854 .config console log report info ci2-linux-4-14
* Struck through repros no longer work on HEAD.