syzbot


WARNING in hfs_bnode_create

Status: upstream: reported C repro on 2023/04/04 01:35
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+ce523929d0f93927ba4f@syzkaller.appspotmail.com
First crash: 415d, last: 8h37m
Fix bisection: failed (error log, bisect log)
  
Bug presence (1)
Date Name Commit Repro Result
2023/05/09 upstream (ToT) ba0ad6ed89fd C [report] WARNING in hfs_bnode_create
Similar bugs (4)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in hfs_bnode_create hfs C done error 1164 6h33m 2241d 0/26 upstream: reported C repro on 2018/04/04 03:02
linux-4.19 WARNING in hfs_bnode_create hfs C 16 448d 544d 0/1 upstream: reported C repro on 2022/11/26 06:17
linux-6.1 WARNING in hfs_bnode_create origin:upstream C 46 3d03h 416d 0/3 upstream: reported C repro on 2023/04/02 22:27
linux-4.14 WARNING in hfs_bnode_create C 2 448d 530d 0/1 upstream: reported C repro on 2022/12/10 13:46
Fix bisection attempts (2)
Created Duration User Patch Repo Result
2023/12/03 15:19 0m bisect fix linux-5.15.y error job log (0)
2023/10/11 09:00 1h02m bisect fix linux-5.15.y job log (0) log

Sample crash report:
hfs: new node 0 already hashed?
------------[ cut here ]------------
WARNING: CPU: 1 PID: 154 at fs/hfs/bnode.c:432 hfs_bnode_create+0x3dd/0x460 fs/hfs/bnode.c:431
Modules linked in:
CPU: 1 PID: 154 Comm: kworker/u4:2 Not tainted 5.15.159-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
Workqueue: writeback wb_workfn (flush-7:0)
RIP: 0010:hfs_bnode_create+0x3dd/0x460 fs/hfs/bnode.c:432
Code: 8a 44 89 e6 e8 04 9f d9 07 e9 4c fd ff ff e8 ea 28 3d ff 4c 89 ef e8 02 48 e4 07 48 c7 c7 40 8f 9f 8a 44 89 e6 e8 e3 9e d9 07 <0f> 0b eb b5 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 59 fc ff ff 48 89
RSP: 0018:ffffc90001e86d90 EFLAGS: 00010246
RAX: 000000000000001f RBX: ffff888016dad800 RCX: 46daa14812799d00
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff8166860c R09: ffffed10173667a8
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: ffff8880163ea0e0 R14: ffff8880163ea000 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555555a13ca8 CR3: 000000001a555000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 hfs_bmap_alloc+0x64f/0x740 fs/hfs/btree.c:288
 hfs_btree_inc_height+0x11a/0xd20 fs/hfs/brec.c:471
 hfs_brec_insert+0x71f/0xbd0 fs/hfs/brec.c:148
 __hfs_ext_write_extent+0x2f2/0x4f0 fs/hfs/extent.c:124
 hfs_ext_write_extent+0x150/0x1d0 fs/hfs/extent.c:144
 hfs_write_inode+0xb8/0xec0 fs/hfs/inode.c:429
 write_inode fs/fs-writeback.c:1495 [inline]
 __writeback_single_inode+0x644/0xe30 fs/fs-writeback.c:1705
 writeback_sb_inodes+0xbce/0x1a40 fs/fs-writeback.c:1930
 __writeback_inodes_wb+0x114/0x400 fs/fs-writeback.c:2001
 wb_writeback+0x465/0xc50 fs/fs-writeback.c:2106
 wb_check_background_flush fs/fs-writeback.c:2172 [inline]
 wb_do_writeback fs/fs-writeback.c:2260 [inline]
 wb_workfn+0xd07/0x1130 fs/fs-writeback.c:2288
 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2310
 worker_thread+0xaca/0x1280 kernel/workqueue.c:2457
 kthread+0x3f6/0x4f0 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:300
 </TASK>

Crashes (76):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/05/19 19:48 linux-5.15.y 83655231580b c0f1611a .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2023/11/03 11:38 linux-5.15.y 12952a23a5da c4ac074c .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2023/04/29 19:26 linux-5.15.y f48aeeaaa64c 62df2017 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro #1] [mounted in repro #2] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/03/23 07:43 linux-5.15.y b95c01af2113 0ea90952 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
2023/05/19 00:33 linux-5.15.y 9d6bde853685 3bb7af1d .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
2023/06/09 08:06 linux-5.15.y d7af3e5ba454 058b3a5a .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2023/05/23 18:24 linux-5.15.y 9d6bde853685 4bce1a3e .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/05/23 11:28 linux-5.15.y 83655231580b 4c2072ee .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/05/22 13:02 linux-5.15.y 83655231580b 4d098039 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/05/22 01:24 linux-5.15.y 83655231580b 1014eca7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/05/21 13:20 linux-5.15.y 83655231580b 4c0d3ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/05/21 09:00 linux-5.15.y 83655231580b 4c0d3ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/05/21 08:09 linux-5.15.y 83655231580b 4c0d3ee3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/05/20 23:16 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/05/19 09:52 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/05/18 17:29 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/05/18 17:29 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/05/18 17:28 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/05/18 17:28 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/05/18 17:27 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/05/18 17:27 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/05/18 17:27 linux-5.15.y 83655231580b c0f1611a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/04/28 19:00 linux-5.15.y b925f60c6ee7 07b455f9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/04/20 06:04 linux-5.15.y c52b9710c83d af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/04/09 14:38 linux-5.15.y 9465fef4ae35 f3234354 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/04/04 01:36 linux-5.15.y 9465fef4ae35 51c4dcff .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/03/29 16:56 linux-5.15.y 9465fef4ae35 c52bcb23 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2023/11/03 09:20 linux-5.15.y 12952a23a5da c4ac074c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/05/06 09:34 linux-5.15.y 284087d4f7d5 610f2a54 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
2024/04/12 13:33 linux-5.15.y cdfd0a7f0139 27de0a5c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
2024/04/10 05:45 linux-5.15.y 9465fef4ae35 171ec371 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
2024/03/23 07:06 linux-5.15.y b95c01af2113 0ea90952 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
2023/07/08 23:18 linux-5.15.y d54cfc420586 668cb1fa .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2023/06/12 13:25 linux-5.15.y 7349e40704a0 49519f06 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2023/04/29 00:09 linux-5.15.y f48aeeaaa64c 62df2017 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2023/04/19 15:59 linux-5.15.y 4fdad925aa1a 94b4184e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2023/04/09 22:00 linux-5.15.y d86dfc4d95cd 71147e29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2023/04/09 05:58 linux-5.15.y d86dfc4d95cd 71147e29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2023/04/04 01:35 linux-5.15.y c957cbb87315 41147e3e .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2023/08/23 21:50 linux-5.15.y f6f7927ac664 b81ca3f6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
2023/07/02 05:14 linux-5.15.y 4af60700a60c bfc47836 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
2023/06/24 02:54 linux-5.15.y f67653019430 79782afc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
2023/06/23 23:13 linux-5.15.y f67653019430 79782afc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
2023/06/23 14:47 linux-5.15.y f67653019430 79782afc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
2023/06/17 17:11 linux-5.15.y 471e639e59d1 f3921d4d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
2023/04/18 12:26 linux-5.15.y 4fdad925aa1a 436577a9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
2023/04/16 11:18 linux-5.15.y 4fdad925aa1a ec410564 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
2023/04/15 18:43 linux-5.15.y 4fdad925aa1a ec410564 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
2023/04/15 06:02 linux-5.15.y 4fdad925aa1a ec410564 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
2023/04/12 16:54 linux-5.15.y d86dfc4d95cd 1a1596b6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 WARNING in hfs_bnode_create
* Struck through repros no longer work on HEAD.