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: 525d, last: 1d01h
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 1488 9h05m 2351d 0/27 upstream: reported C repro on 2018/04/04 03:02
linux-4.19 WARNING in hfs_bnode_create hfs C 16 558d 654d 0/1 upstream: reported C repro on 2022/11/26 06:17
linux-6.1 WARNING in hfs_bnode_create origin:upstream C 54 26d 526d 0/3 upstream: reported C repro on 2023/04/02 22:27
linux-4.14 WARNING in hfs_bnode_create C 2 557d 639d 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
2023/10/11 09:00 1h02m bisect fix linux-5.15.y OK (0) job log log

Sample crash report:
hfs: new node 0 already hashed?
------------[ cut here ]------------
WARNING: CPU: 0 PID: 154 at fs/hfs/bnode.c:432 hfs_bnode_create+0x3dd/0x460 fs/hfs/bnode.c:431
Modules linked in:
CPU: 0 PID: 154 Comm: kworker/u4:2 Not tainted 5.15.164-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
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 34 9e ee 07 e9 4c fd ff ff e8 ba 1c 3d ff 4c 89 ef e8 a2 5e f9 07 48 c7 c7 40 90 9f 8a 44 89 e6 e8 13 9e ee 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:ffffc90002056e30 EFLAGS: 00010246
RAX: 000000000000001f RBX: ffff88801678c000 RCX: ea5ca2b7800c0600
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff8166892c R09: ffffed10173467a8
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: ffff88807458a0e0 R14: ffff88807458a000 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055b02a264278 CR3: 0000000023567000 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
 wb_writeback+0x451/0xc50 fs/fs-writeback.c:2104
 wb_do_writeback fs/fs-writeback.c:2247 [inline]
 wb_workfn+0x46c/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:287
 </TASK>

Crashes (539):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/08/07 03:12 linux-5.15.y 7e89efd3ae1c 1ef9fe42 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/02 21:09 linux-5.15.y 7e89efd3ae1c 1e9c4cf3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/07/20 03:40 linux-5.15.y 7c6d66f0266f 890ce4f3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/07/20 01:58 linux-5.15.y 7c6d66f0266f 890ce4f3 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
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
2024/09/09 04:34 linux-5.15.y 14e468424d3e 9750182a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/09/08 13:01 linux-5.15.y 14e468424d3e 9750182a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/09/05 04:38 linux-5.15.y 14e468424d3e dfbe2ed4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/09/05 03:33 linux-5.15.y 14e468424d3e dfbe2ed4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/09/04 22:14 linux-5.15.y 14e468424d3e dfbe2ed4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/09/04 16:26 linux-5.15.y 14e468424d3e 9d47f20a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/09/04 08:20 linux-5.15.y fa93fa65db6e 9d47f20a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/09/03 11:41 linux-5.15.y fa93fa65db6e 326f9c5a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/09/03 00:15 linux-5.15.y fa93fa65db6e 8045124c .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/31 06:45 linux-5.15.y fa93fa65db6e 1eda0d14 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/30 19:46 linux-5.15.y fa93fa65db6e 1eda0d14 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/30 07:05 linux-5.15.y fa93fa65db6e ee2602b8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/29 15:52 linux-5.15.y fa93fa65db6e 9bd464fc .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/28 15:39 linux-5.15.y fa93fa65db6e ef3de9e8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/27 19:20 linux-5.15.y fa93fa65db6e 6c853ff9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/27 19:18 linux-5.15.y fa93fa65db6e 6c853ff9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/26 17:06 linux-5.15.y fa93fa65db6e 9aee4e0b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/25 05:22 linux-5.15.y fa93fa65db6e d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/23 13:58 linux-5.15.y fa93fa65db6e d7d32352 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/23 01:18 linux-5.15.y fa93fa65db6e ce8a9099 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/23 01:12 linux-5.15.y fa93fa65db6e ce8a9099 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/22 04:25 linux-5.15.y fa93fa65db6e ca02180f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/21 11:09 linux-5.15.y fa93fa65db6e db5852f9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/19 11:38 linux-5.15.y fa93fa65db6e 9f0ab3fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/19 07:53 linux-5.15.y fa93fa65db6e dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/17 02:14 linux-5.15.y 7e89efd3ae1c dbc93b08 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/16 11:46 linux-5.15.y 7e89efd3ae1c e1c76ab2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/15 05:37 linux-5.15.y 7e89efd3ae1c e4bacdaf .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/14 15:36 linux-5.15.y 7e89efd3ae1c e6b88e20 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/14 11:12 linux-5.15.y 7e89efd3ae1c 07a4d4ad .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/14 11:12 linux-5.15.y 7e89efd3ae1c 07a4d4ad .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/14 03:10 linux-5.15.y 7e89efd3ae1c bde81f6f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/13 13:58 linux-5.15.y 7e89efd3ae1c f21a18ca .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/13 02:48 linux-5.15.y 7e89efd3ae1c 7b0f4b46 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/12 11:51 linux-5.15.y 7e89efd3ae1c 842184b3 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/12 09:28 linux-5.15.y 7e89efd3ae1c 6f4edef4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/12 08:20 linux-5.15.y 7e89efd3ae1c 6f4edef4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/12 04:49 linux-5.15.y 7e89efd3ae1c 6f4edef4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/12 00:59 linux-5.15.y 7e89efd3ae1c 6f4edef4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/11 23:19 linux-5.15.y 7e89efd3ae1c 6f4edef4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/10 06:43 linux-5.15.y 7e89efd3ae1c 6f4edef4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/09 12:20 linux-5.15.y 7e89efd3ae1c a83d9288 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/08 21:00 linux-5.15.y 7e89efd3ae1c 61405512 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/08 07:14 linux-5.15.y 7e89efd3ae1c de12cf65 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/07 17:26 linux-5.15.y 7e89efd3ae1c 109d2082 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/06 19:53 linux-5.15.y 7e89efd3ae1c 1ef9fe42 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/06 06:37 linux-5.15.y 7e89efd3ae1c e1bdb00a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/05 15:56 linux-5.15.y 7e89efd3ae1c e35c337f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/04 16:30 linux-5.15.y 7e89efd3ae1c 1786a2a8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/08/04 08:04 linux-5.15.y 7e89efd3ae1c 1786a2a8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan WARNING in hfs_bnode_create
2024/07/30 13:04 linux-5.15.y 7e89efd3ae1c 5187fc86 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 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
* Struck through repros no longer work on HEAD.