syzbot


WARNING in reiserfs_ioctl

Status: auto-obsoleted due to no activity on 2023/09/14 17:46
Subsystems: reiserfs
[Documentation on labels]
Reported-by: syzbot+9411504628309b2b748e@syzkaller.appspotmail.com
First crash: 590d, last: 355d
Discussions (1)
Title Replies (including bot) Last reply
[syzbot] WARNING in reiserfs_ioctl 0 (1) 2022/10/15 19:22
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream WARNING in reiserfs_ioctl (2) reiserfs 1 192d 188d 0/26 auto-obsoleted due to no activity on 2024/02/24 12:12

Sample crash report:
loop1: detected capacity change from 0 to 64
------------[ cut here ]------------
DEBUG_LOCKS_WARN_ON(lock->magic != lock)
WARNING: CPU: 1 PID: 4454 at kernel/locking/mutex.c:582 __mutex_lock_common+0x1a3e/0x2530 kernel/locking/mutex.c:582
Modules linked in:
CPU: 1 PID: 4454 Comm: syz-executor.1 Not tainted 6.4.0-rc5-syzkaller-00016-ga4d7d7011219 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
RIP: 0010:__mutex_lock_common+0x1a3e/0x2530 kernel/locking/mutex.c:582
Code: 04 28 84 c0 0f 85 82 08 00 00 83 3d 13 86 9d 03 00 0f 85 00 e7 ff ff 48 c7 c7 60 79 ea 8a 48 c7 c6 00 7a ea 8a e8 a2 82 9a f6 <0f> 0b e9 e6 e6 ff ff e8 06 19 48 f6 e9 59 fb ff ff 0f 0b e9 bd f0
RSP: 0018:ffffc900081e7d00 EFLAGS: 00010246
RAX: da6481ac6b120000 RBX: 0000000000000000 RCX: 0000000000040000
RDX: ffffc900128ec000 RSI: 0000000000001bc7 RDI: 0000000000001bc8
RBP: ffffc900081e7e68 R08: ffffffff81530142 R09: ffffed1017325163
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f4e18bfe700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f85b97b68e5 CR3: 0000000017fcd000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __mutex_lock kernel/locking/mutex.c:747 [inline]
 mutex_lock_nested+0x1b/0x20 kernel/locking/mutex.c:799
 reiserfs_write_lock+0x7a/0xd0 fs/reiserfs/lock.c:27
 reiserfs_ioctl+0x70/0x340 fs/reiserfs/ioctl.c:81
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:870 [inline]
 __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:856
 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: 0033:0x7f4e1a08c169
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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:00007f4e18bfe168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f4e1a1abf80 RCX: 00007f4e1a08c169
RDX: 00000000200003c0 RSI: 00000000c4009420 RDI: 0000000000000005
RBP: 00007f4e1a0e7ca1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffc2f7660f R14: 00007f4e18bfe300 R15: 0000000000022000
 </TASK>

Crashes (6):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/06/06 17:44 upstream a4d7d7011219 a4ae4f42 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in reiserfs_ioctl
2023/02/19 15:01 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2d3827b3f393 bcdf85f8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in reiserfs_ioctl
2023/02/16 14:44 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 2d3827b3f393 7338e3c4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in reiserfs_ioctl
2022/12/20 19:20 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 d3e76707 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in reiserfs_ioctl
2022/12/18 15:21 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a5541c0811a0 05494336 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in reiserfs_ioctl
2022/10/14 21:32 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bbed346d5a96 4954e4b2 .config console log report info [disk image] [vmlinux] ci-upstream-gce-arm64 WARNING in reiserfs_ioctl
* Struck through repros no longer work on HEAD.