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WARNING in hfs_bnode_create

Status: upstream: reported C repro on 2018/04/04 03:02
Subsystems: hfs
[Documentation on labels]
Reported-by: syzbot+a19ca73b21fe8bc69101@syzkaller.appspotmail.com
First crash: 2007d, last: 2d04h
Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: no output from test machine (log)
Repro: C syz .config
  
Fix bisection: failed (error log, bisect log)
  
▶ ▼ Discussions (6)
Title Replies (including bot) Last reply
[syzbot] Monthly hfs report (Aug 2023) 0 (1) 2023/08/30 09:53
[syzbot] Monthly hfs report (Jul 2023) 0 (1) 2023/07/30 13:17
[syzbot] Monthly hfs report (Jun 2023) 0 (1) 2023/06/29 08:55
[syzbot] Monthly hfs report (May 2023) 0 (1) 2023/05/30 08:18
[syzbot] Monthly hfs report (Apr 2023) 0 (1) 2023/04/27 13:32
WARNING in hfs_bnode_create 0 (1) 2018/04/04 03:02
▶ ▼ Similar bugs (4)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 WARNING in hfs_bnode_create hfs C 16 214d 310d 0/1 upstream: reported C repro on 2022/11/26 06:17
linux-5.15 WARNING in hfs_bnode_create origin:upstream C 22 39d 181d 0/3 upstream: reported C repro on 2023/04/04 01:35
linux-6.1 WARNING in hfs_bnode_create origin:upstream C 19 17d 182d 0/3 upstream: reported C repro on 2023/04/02 22:27
linux-4.14 WARNING in hfs_bnode_create C 2 213d 295d 0/1 upstream: reported C repro on 2022/12/10 13:46
▶ ▼ Last patch testing requests (2)
Created Duration User Patch Repo Result
2022/09/27 06:30 11m retest repro upstream error OK
2022/04/09 19:20 5m phil@philpotter.co.uk upstream error OK
▶ ▼ Fix bisection attempts (16)
Created Duration User Patch Repo Result
2021/03/01 06:11 0m bisect fix upstream error job log (0)
2021/02/06 14:30 0m bisect fix upstream error job log (0)
2021/01/07 13:57 15m bisect fix upstream job log (0) log
2020/12/07 12:31 15m bisect fix upstream job log (0) log
2020/11/07 02:58 14m bisect fix upstream job log (0) log
2020/10/07 05:29 15m bisect fix upstream job log (0) log
2020/08/27 04:11 14m bisect fix upstream job log (0) log
2020/07/26 15:20 15m bisect fix upstream job log (0) log
2020/06/15 21:45 16m bisect fix upstream job log (0) log
2020/05/16 16:34 15m bisect fix upstream job log (0) log
2020/04/16 15:36 16m bisect fix upstream job log (0) log
2020/03/17 01:39 17m bisect fix upstream job log (0) log
2020/02/12 03:27 17m bisect fix upstream job log (0) log
2020/01/13 01:49 16m bisect fix upstream job log (0) log
2019/12/11 07:31 16m bisect fix upstream job log (0) log
2019/08/01 05:33 18m bisect fix upstream job log (0) log

Sample crash report:
RSP: 002b:00007ffecc9460a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007ffecc9460d0 RCX: 00007f368e8d11e9
RDX: 00000000000ffe00 RSI: 0000000020004200 RDI: 0000000000000004
RBP: 0000000000000001 R08: 00007ffecc945e47 R09: 00007ffecc9460f0
R10: 0000000000000001 R11: 0000000000000246 R12: 00007ffecc9460cc
R13: 0000000000000024 R14: 431bde82d7b634db R15: 00007ffecc946110
 </TASK>
hfs: new node 0 already hashed?
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5067 at fs/hfs/bnode.c:422 hfs_bnode_create+0x3b1/0x440 fs/hfs/bnode.c:421
Modules linked in:
CPU: 0 PID: 5067 Comm: syz-executor175 Not tainted 6.6.0-rc1-syzkaller-00115-g9fdfb15a3dbf #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023
RIP: 0010:hfs_bnode_create+0x3b1/0x440 fs/hfs/bnode.c:422
Code: 8b 44 89 e6 e8 d0 db 5e 08 e9 7c fd ff ff e8 96 2b 25 ff 4c 89 ff e8 9e 49 6b 08 48 c7 c7 e0 5f 20 8b 44 89 e6 e8 af db 5e 08 <0f> 0b eb b5 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 89 fc ff ff 48 89
RSP: 0018:ffffc90004196fd8 EFLAGS: 00010246
RAX: 000000000000001f RBX: ffff88801d04fb00 RCX: d0fd58c6c1641800
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff8170bdac R09: 1ffff92000832d68
R10: dffffc0000000000 R11: fffff52000832d69 R12: 0000000000000000
R13: dffffc0000000000 R14: ffff88807d71c000 R15: ffff88807d71c0e0
FS:  0000555556430380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020008000 CR3: 0000000078be1000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 hfs_bmap_alloc+0x5a6/0x640 fs/hfs/btree.c:291
 hfs_btree_inc_height+0x11e/0xd20 fs/hfs/brec.c:471
 hfs_brec_insert+0x723/0xbd0 fs/hfs/brec.c:148
 __hfs_ext_write_extent+0x2f2/0x4f0 fs/hfs/extent.c:124
 __hfs_ext_cache_extent+0x6a/0x990 fs/hfs/extent.c:174
 hfs_ext_read_extent fs/hfs/extent.c:202 [inline]
 hfs_extend_file+0x344/0x1440 fs/hfs/extent.c:401
 hfs_get_block+0x3e4/0xb60 fs/hfs/extent.c:353
 __block_write_begin_int+0x555/0x1a40 fs/buffer.c:2107
 __block_write_begin fs/buffer.c:2157 [inline]
 block_write_begin+0x9b/0x1e0 fs/buffer.c:2216
 cont_write_begin+0x643/0x880 fs/buffer.c:2573
 hfs_write_begin+0x8a/0xd0 fs/hfs/inode.c:58
 generic_perform_write+0x31b/0x630 mm/filemap.c:3942
 generic_file_write_iter+0xaf/0x310 mm/filemap.c:4063
 call_write_iter include/linux/fs.h:1985 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x782/0xaf0 fs/read_write.c:584
 ksys_write+0x1a0/0x2c0 fs/read_write.c:637
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f368e8d11e9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 21 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:00007ffecc9460a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007ffecc9460d0 RCX: 00007f368e8d11e9
RDX: 00000000000ffe00 RSI: 0000000020004200 RDI: 0000000000000004
RBP: 0000000000000001 R08: 00007ffecc945e47 R09: 00007ffecc9460f0
R10: 0000000000000001 R11: 0000000000000246 R12: 00007ffecc9460cc
R13: 0000000000000024 R14: 431bde82d7b634db R15: 00007ffecc946110
 </TASK>

Crashes (433):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/09/15 06:57 upstream 9fdfb15a3dbf 0b6a67ac .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-smack-root WARNING in hfs_bnode_create
2023/06/22 20:41 upstream dad9774deaf1 09ffe269 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2023/06/15 21:51 upstream b6dad5178cea 757d26ed .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-selinux-root WARNING in hfs_bnode_create
2023/06/14 14:08 upstream b6dad5178cea d2ee9228 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2023/05/21 13:14 upstream 0dd2a6fb1e34 4bce1a3e .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-smack-root WARNING in hfs_bnode_create
2023/05/14 18:16 upstream bb7c241fae62 2b9ba477 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in hfs_bnode_create
2023/04/29 23:26 upstream 1ae78a14516b 62df2017 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in hfs_bnode_create
2023/03/24 06:12 upstream 9fd6ba5420ba f94b4a29 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-smack-root WARNING in hfs_bnode_create
2023/03/19 16:14 upstream a3671bd86a97 7939252e .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-smack-root WARNING in hfs_bnode_create
2022/12/12 23:02 upstream 830b3c68c1fb 67be1ae7 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2022/12/10 14:35 upstream 3ecc37918c80 67be1ae7 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in hfs_bnode_create
2022/11/27 18:44 upstream faf68e3523c2 f4470a7b .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in hfs_bnode_create
2022/11/25 15:29 upstream c3eb11fbb826 74a66371 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in hfs_bnode_create
2022/11/25 13:42 upstream 08ad43d554ba 74a66371 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2023/08/02 08:44 linux-next 626c67169f99 df07ffe8 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-linux-next-kasan-gce-root WARNING in hfs_bnode_create
2023/01/09 23:58 linux-next 543b9b2fe10b 1dac8c7a .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-linux-next-kasan-gce-root WARNING in hfs_bnode_create
2023/01/07 12:21 linux-next cc3c08b41a9c 1dac8c7a .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-linux-next-kasan-gce-root WARNING in hfs_bnode_create
2023/05/14 18:16 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 14f8db1c0f9a 2b9ba477 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-arm64 WARNING in hfs_bnode_create
2022/12/10 17:40 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 67be1ae7 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-arm64 WARNING in hfs_bnode_create
2022/11/27 11:00 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 6d464646530f 74a66371 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-arm64 WARNING in hfs_bnode_create
2018/04/04 01:26 upstream f2d285669aae 676bd07e .config console log report syz C ci-upstream-kasan-gce-root
2023/09/30 05:44 upstream 71e58659bfc0 8e26a358 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2023/09/27 22:43 upstream 0e945134b680 2895a507 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2023/09/27 04:14 upstream 50768a425b46 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2023/09/23 19:00 upstream d90b0276af8f 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in hfs_bnode_create
2023/09/23 03:29 upstream dc912ba91b7e 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2023/09/22 08:38 upstream 27bbf45eae9c 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2023/09/21 16:08 upstream 42dc814987c1 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2023/09/19 23:17 upstream 2cf0f7156238 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2023/09/18 16:01 upstream ce9ecca0238b 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2023/09/15 05:28 upstream 9fdfb15a3dbf 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in hfs_bnode_create
2023/09/14 11:07 upstream aed8aee11130 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2023/09/13 21:38 upstream 3669558bdf35 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2023/09/13 10:04 upstream 3669558bdf35 0b6a67ac .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2023/09/13 03:19 upstream a747acc0b752 59da8366 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in hfs_bnode_create
2023/09/12 12:21 upstream 0bb80ecc33a8 59da8366 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2023/09/12 08:01 upstream 0bb80ecc33a8 59da8366 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2023/09/12 02:16 upstream 0bb80ecc33a8 59da8366 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2023/09/11 23:14 upstream 0bb80ecc33a8 59da8366 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2023/09/11 21:37 upstream 0bb80ecc33a8 59da8366 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2023/09/08 07:37 upstream 4a0fc73da97e 72324844 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2023/09/07 22:10 upstream 7ba2090ca64e 72324844 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in hfs_bnode_create
2023/09/06 02:56 upstream 7733171926cc 8bc9053e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2023/09/04 08:19 upstream 708283abf896 696ea0d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2023/09/03 00:25 upstream 92901222f83d 696ea0d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2023/09/01 21:15 upstream 99d99825fc07 696ea0d2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2023/09/01 04:43 upstream b97d64c72259 696ea0d2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2023/08/31 11:48 upstream ef2a0b7cdbc5 84803932 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in hfs_bnode_create
2023/08/30 22:00 upstream 6c1b980a7e79 84803932 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2023/09/26 03:12 upstream 6465e260f487 0b6a67ac .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in hfs_bnode_create
2023/09/21 06:33 upstream 5d2f53532ecc 0b6a67ac .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in hfs_bnode_create
2023/09/19 13:26 upstream 2cf0f7156238 0b6a67ac .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in hfs_bnode_create
2023/09/16 03:49 upstream e42bebf6db29 0b6a67ac .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in hfs_bnode_create
2023/09/11 16:34 upstream 0bb80ecc33a8 59da8366 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in hfs_bnode_create
2023/09/26 22:27 upstream 50768a425b46 0b6a67ac .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in hfs_bnode_create
2023/09/20 00:44 upstream 2cf0f7156238 0b6a67ac .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in hfs_bnode_create
2023/08/29 09:49 upstream 727dbda16b83 7ba13a15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2023/08/26 02:36 upstream 4f9e7fabf864 7ba13a15 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in hfs_bnode_create
2023/08/24 19:40 upstream 93f5de5f648d 4d7ae7ab .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2023/08/24 01:09 upstream a5e505a99ca7 b81ca3f6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2023/08/22 10:56 upstream f7757129e3de 6b415825 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in hfs_bnode_create
2023/08/19 10:00 upstream d4ddefee5160 d216d8a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in hfs_bnode_create
2023/08/13 07:56 upstream a785fd28d31f 39990d51 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in hfs_bnode_create
2023/08/30 10:29 upstream d68b4b6f307d b42ca3a7 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in hfs_bnode_create
2023/08/19 05:02 upstream d4ddefee5160 d216d8a0 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in hfs_bnode_create
2023/09/02 06:28 linux-next a47fc304d2b6 696ea0d2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in hfs_bnode_create
2023/09/03 13:18 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 696ea0d2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfs_bnode_create
2023/09/01 17:23 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci fe4469582053 696ea0d2 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfs_bnode_create
2023/08/20 19:00 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c014c37159a1 d216d8a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfs_bnode_create
2023/08/19 15:36 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c014c37159a1 d216d8a0 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfs_bnode_create
2023/08/16 02:17 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 6f09e57d8cf6 39990d51 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfs_bnode_create
* Struck through repros no longer work on HEAD.