syzbot


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: 2186d, last: 4d04h
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 393d 488d 0/1 upstream: reported C repro on 2022/11/26 06:17
linux-5.15 WARNING in hfs_bnode_create origin:upstream C error 26 5d21h 360d 0/3 upstream: reported C repro on 2023/04/04 01:35
linux-6.1 WARNING in hfs_bnode_create origin:upstream C 35 17d 361d 0/3 upstream: reported C repro on 2023/04/02 22:27
linux-4.14 WARNING in hfs_bnode_create C 2 392d 474d 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:
hfs: new node 0 already hashed?
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5062 at fs/hfs/bnode.c:422 hfs_bnode_create+0x3b6/0x440 fs/hfs/bnode.c:422
Modules linked in:
CPU: 0 PID: 5062 Comm: syz-executor174 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
RIP: 0010:hfs_bnode_create+0x3b6/0x440 fs/hfs/bnode.c:422
Code: 44 89 e6 e8 ac 7e ec 08 e9 78 fd ff ff e8 72 e4 18 ff 4c 89 ff e8 4a 45 fa 08 48 c7 c7 a0 49 c1 8b 44 89 e6 e8 8b 7e ec 08 90 <0f> 0b 90 eb af 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 83 fc ff ff 48
RSP: 0018:ffffc90003aaf758 EFLAGS: 00010246
RAX: 000000000000001f RBX: ffff88802b9f4e00 RCX: a4a1c99d4b333200
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff8175c06c R09: 1ffff92000755e8c
R10: dffffc0000000000 R11: fffff52000755e8d R12: 0000000000000000
R13: dffffc0000000000 R14: ffff888022e24000 R15: ffff888022e240e0
FS:  000055555f43b480(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056025e4c71b0 CR3: 0000000077a32000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 hfs_bmap_alloc+0x5a6/0x650 fs/hfs/btree.c:291
 hfs_bnode_split+0xde/0x1110 fs/hfsplus/brec.c:245
 hfs_brec_insert+0x389/0xbd0 fs/hfs/brec.c:102
 hfs_cat_create+0x3df/0x970 fs/hfs/catalog.c:118
 hfs_mkdir+0x6c/0xe0 fs/hfs/dir.c:232
 vfs_mkdir+0x2f9/0x4b0 fs/namei.c:4126
 do_mkdirat+0x264/0x3a0 fs/namei.c:4149
 __do_sys_mkdirat fs/namei.c:4164 [inline]
 __se_sys_mkdirat fs/namei.c:4162 [inline]
 __x64_sys_mkdirat+0x89/0xa0 fs/namei.c:4162
 do_syscall_64+0xfb/0x240
 entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f5ff0d25eb9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 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:00007fffea68a378 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007fffea68a380 RCX: 00007f5ff0d25eb9
RDX: 0000000000000000 RSI: 0000000020000000 RDI: 00000000ffffff9c
RBP: 00007fffea68a388 R08: 00007fffea68a388 R09: 00007f5ff0cf1c90
R10: 00007fffea68a380 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffea68a5e8 R14: 0000000000000001 R15: 0000000000000001
 </TASK>

Crashes (693):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/03/23 08:23 upstream fe46a7dd189e 0ea90952 .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-upstream-fs WARNING in hfs_bnode_create
2023/12/16 16:39 upstream 3bd7d7488169 3222d10c .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
2023/12/05 15:50 upstream bee0e7762ad2 f819d6f7 .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
2023/09/15 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
2024/03/20 03:26 upstream 78c3925c048c a485f239 .config console log report syz C [disk image (non-bootable)] [vmlinux] [kernel image] [mounted in repro] ci-qemu-upstream 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
2024/03/23 08:25 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 707081b61156 0ea90952 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-arm64 WARNING in hfs_bnode_create
2023/11/17 06:35 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 8de1e7afcc1c cb976f63 .config console log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci-upstream-gce-arm64 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
2024/03/18 00:43 upstream fe46a7dd189e d615901c .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/03/12 07:51 upstream 86833aec4479 6ee49f2e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/03/10 14:33 upstream 005f6f34bd47 6ee49f2e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in hfs_bnode_create
2024/03/10 06:55 upstream 09e5c48fea17 6ee49f2e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/03/10 04:38 upstream 09e5c48fea17 6ee49f2e .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/03/08 20:00 upstream 3aaa8ce7a335 cf82cde1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in hfs_bnode_create
2024/03/07 21:59 upstream 135288b73cef 2b789849 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/03/07 16:28 upstream 67be068d31d4 2b789849 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/03/07 00:58 upstream 5847c9777c30 f39a7eed .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-badwrites-root WARNING in hfs_bnode_create
2024/03/06 18:48 upstream 5847c9777c30 f39a7eed .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/03/06 11:51 upstream 29cd507cbec2 f39a7eed .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in hfs_bnode_create
2024/03/04 16:24 upstream 90d35da658da 3717835d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/03/04 03:46 upstream 58c806d867bf 25905f5d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in hfs_bnode_create
2024/03/01 11:25 upstream 87adedeba51a 352ab904 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/02/29 22:38 upstream 805d849d7c3c 352ab904 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/02/29 15:18 upstream 805d849d7c3c 352ab904 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/02/25 21:03 upstream ab0a97cffa0b 8d446f15 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in hfs_bnode_create
2024/02/25 08:23 upstream f2e367d6ad3b 8d446f15 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in hfs_bnode_create
2024/02/25 07:54 upstream f2e367d6ad3b 8d446f15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/02/25 06:23 upstream f2e367d6ad3b 8d446f15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/02/24 15:41 upstream 603c04e27c3e 8d446f15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/02/20 14:06 upstream b401b621758e 3af7dd65 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in hfs_bnode_create
2024/02/19 17:12 upstream b401b621758e 3af7dd65 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/02/18 21:52 upstream c02197fc9076 578f7538 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-smack-root WARNING in hfs_bnode_create
2024/02/14 15:38 upstream 7e90b5c295ec d902085f .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/02/13 21:16 upstream c664e16bb1ba e66542d7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/02/11 21:16 upstream 7521f258ea30 77b23aa1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/02/11 05:45 upstream a5b6244cf87c 77b23aa1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/02/10 16:02 upstream 4a7bbe7519b6 77b23aa1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/02/10 05:21 upstream e6f39a90de92 77b23aa1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/02/09 21:04 upstream e6f39a90de92 77b23aa1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/02/08 11:04 upstream 547ab8fc4cb0 6404acf9 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-selinux-root WARNING in hfs_bnode_create
2024/02/08 02:37 upstream 547ab8fc4cb0 6404acf9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/02/05 22:25 upstream 54be6c6c5ae8 e23e8c20 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in hfs_bnode_create
2024/01/31 01:35 upstream 861c0981648f 7f400fcb .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce-root WARNING in hfs_bnode_create
2024/03/21 15:42 upstream 23956900041d 6753db5c .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in hfs_bnode_create
2024/03/11 17:31 upstream e8f897f4afef 6ee49f2e .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in hfs_bnode_create
2024/03/09 08:16 upstream 10d48d70e82d 6ee49f2e .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in hfs_bnode_create
2024/02/27 14:53 upstream 45ec2f5f6ed3 05e69c83 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream WARNING in hfs_bnode_create
2024/03/01 17:50 upstream 87adedeba51a 83acf9e0 .config console log report info [disk image (non-bootable)] [vmlinux] [kernel image] ci-qemu-upstream-386 WARNING in hfs_bnode_create
2024/02/11 02:33 linux-next 445a555e0623 77b23aa1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in hfs_bnode_create
2024/03/25 01:18 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 707081b61156 0ea90952 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfs_bnode_create
2024/03/11 11:10 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 707081b61156 6ee49f2e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfs_bnode_create
2024/02/29 10:46 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 381f163531d8 352ab904 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfs_bnode_create
2024/02/26 00:43 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 9abbc24128bc 8d446f15 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfs_bnode_create
2024/02/18 05:00 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 905b00721763 578f7538 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfs_bnode_create
2024/02/17 09:49 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 905b00721763 578f7538 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfs_bnode_create
2024/02/15 23:53 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f735966ee23c d9b1cdd5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in hfs_bnode_create
2024/02/10 22:43 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f735966ee23c 77b23aa1 .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.