syzbot


WARNING in reiserfs_readdir_inode

Status: upstream: reported on 2022/08/25 18:26
Reported-by: syzbot+798ffe5fe3e88235db59@syzkaller.appspotmail.com
First crash: 100d, last: 7h38m

Sample crash report:
loop3: detected capacity change from 0 to 32768
------------[ cut here ]------------
DEBUG_LOCKS_WARN_ON(lock->magic != lock)
WARNING: CPU: 0 PID: 22015 at kernel/locking/mutex.c:582 __mutex_lock_common+0x1bb7/0x26c0 kernel/locking/mutex.c:582
Modules linked in:
CPU: 0 PID: 22015 Comm: syz-executor.3 Not tainted 6.1.0-rc6-syzkaller-00308-g644e9524388a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:__mutex_lock_common+0x1bb7/0x26c0 kernel/locking/mutex.c:582
Code: 84 c0 0f 85 99 08 00 00 83 3d dc 75 e0 03 00 0f 85 83 e5 ff ff 48 c7 c7 c0 77 0d 8b 48 c7 c6 40 78 0d 8b 31 c0 e8 a9 2e a4 f6 <0f> 0b e9 67 e5 ff ff e8 fd 28 51 f6 e9 f9 fa ff ff 0f 0b e9 b5 ef
RSP: 0018:ffffc900044a7820 EFLAGS: 00010246
RAX: 02b4277d97e26100 RBX: dffffc0000000000 RCX: 0000000000040000
RDX: ffffc9000cecc000 RSI: 00000000000026ea RDI: 00000000000026eb
RBP: ffffc900044a7990 R08: ffffffff816fdabd R09: ffffed1017304f1c
R10: ffffed1017304f1c R11: 1ffff11017304f1b R12: 0000000000000000
R13: ffff88805d9c4c28 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f1a2b94b700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30626000 CR3: 0000000036686000 CR4: 00000000003506f0
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+0x17/0x20 kernel/locking/mutex.c:799
 reiserfs_write_lock+0x77/0xd0 fs/reiserfs/lock.c:27
 reiserfs_readdir_inode+0x170/0x1470 fs/reiserfs/dir.c:79
 iterate_dir+0x257/0x5f0
 __do_sys_getdents64 fs/readdir.c:369 [inline]
 __se_sys_getdents64+0x1e9/0x4b0 fs/readdir.c:354
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f1a2ac8c0d9
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:00007f1a2b94b168 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9
RAX: ffffffffffffffda RBX: 00007f1a2adabf80 RCX: 00007f1a2ac8c0d9
RDX: 0000000000000ff8 RSI: 00000000200022c0 RDI: 0000000000000004
RBP: 00007f1a2ace7ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff2ffc297f R14: 00007f1a2b94b300 R15: 0000000000022000
 </TASK>

Crashes (29):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2022/11/26 18:27 upstream 644e9524388a 74a66371 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-kasan-gce-smack-root 2022/11/23 10:22 upstream eb7081409f94 75740b3f .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-kasan-gce-smack-root 2022/10/01 07:01 upstream ffb4d94b4314 feb56351 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/12/03 08:51 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e3cb714fb489 e080de16 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/12/02 08:12 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci cdb931b58ff5 e080de16 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/12/01 15:36 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci cdb931b58ff5 e080de16 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/11/29 14:37 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 6d464646530f 05dc7993 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/11/28 13:42 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 6d464646530f 247de55b .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/11/28 12:43 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 6d464646530f 247de55b .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/11/28 03:18 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 6d464646530f 74a66371 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/11/26 18:44 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 6d464646530f 74a66371 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/11/26 18:23 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 6d464646530f 74a66371 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/11/25 06:31 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 65762d97e6fa 74a66371 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/11/15 09:36 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 9e4ce762f0e7 97de9cfc .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/11/14 21:14 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 9e4ce762f0e7 943f4cb8 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/11/13 01:00 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 1621b6eaebf7 3ead01ad .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/11/07 13:19 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci f0c4d9fc9cc9 a779b11a .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/10/29 16:01 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bbed346d5a96 899d812a .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/10/28 00:33 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bbed346d5a96 86777b7f .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/10/27 00:35 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bbed346d5a96 86777b7f .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/10/04 14:34 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bbed346d5a96 eab8f949 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/09/30 08:42 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 5911b92626df 1d385642 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/09/26 21:05 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c194837ebb57 10323ddf .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/09/24 21:23 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c194837ebb57 0042f2b4 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/09/10 08:10 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a6b443748715 356d8217 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/09/09 14:37 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 25050c56fa3c 356d8217 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/09/09 13:55 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 25050c56fa3c 356d8217 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/08/25 14:57 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a41a877bc12d e5fb9cf5 .config log report info WARNING in reiserfs_readdir_inode
ci-upstream-gce-arm64 2022/08/25 04:40 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a41a877bc12d 514514f6 .config log report info WARNING in reiserfs_readdir_inode
* Struck through repros no longer work on HEAD.