RBP: 0000000000000000 R08: 00007fe38d5a5b40 R09: 00007fe38d5a5ae0
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000004
R13: 00000000004c782d R14: 00000000004dd880 R15: 0000000000000003
REISERFS warning (device loop3):  reiserfs_fill_super: Cannot allocate memory for journal device name
------------[ cut here ]------------
kernel BUG at fs/reiserfs/lock.c:44!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 21413 Comm: syz-executor.3 Not tainted 4.19.36 #4
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:reiserfs_write_unlock+0xeb/0x110 fs/reiserfs/lock.c:44
Code: 5d c3 e8 28 d7 89 ff 48 8d 7b 28 48 c7 83 a8 00 00 00 00 00 00 00 e8 64 6f 0c 05 e8 0f d7 89 ff 5b 41 5c 5d c3 e8 05 d7 89 ff <0f> 0b e8 4e 38 c0 ff eb a1 e8 67 38 c0 ff e9 33 ff ff ff e8 5d 38
RSP: 0018:ffff888054da7a88 EFLAGS: 00010246
RAX: 0000000000040000 RBX: ffff8880a564d200 RCX: ffffc9000c4b2000
RDX: 0000000000040000 RSI: ffffffff81e16e0b RDI: ffff8880a564d2a8
RBP: ffff888054da7a98 R08: 0000000000000065 R09: ffffed1015d24fe9
R10: ffffed1015d24fe8 R11: ffff8880ae927f47 R12: 00000000ffffffea
R13: ffff88805457a480 R14: ffff888054da7c38 R15: ffff8880a564d200
FS:  00007fe38d5a6700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000070d158 CR3: 0000000092901000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 reiserfs_fill_super+0x2b51/0x2eb0 fs/reiserfs/super.c:2219
 mount_bdev+0x307/0x3c0 fs/super.c:1158
 get_super_block+0x35/0x40 fs/reiserfs/super.c:2605
 mount_fs+0xae/0x331 fs/super.c:1261
 vfs_kern_mount.part.0+0x6f/0x410 fs/namespace.c:961
 vfs_kern_mount fs/namespace.c:951 [inline]
 do_new_mount fs/namespace.c:2469 [inline]
 do_mount+0x53e/0x2bc0 fs/namespace.c:2799
 ksys_mount+0xdb/0x150 fs/namespace.c:3015
 __do_sys_mount fs/namespace.c:3029 [inline]
 __se_sys_mount fs/namespace.c:3026 [inline]
 __x64_sys_mount+0xbe/0x150 fs/namespace.c:3026
 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45b69a
Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 2d 8e fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0a 8e fb ff c3 66 0f 1f 84 00 00 00 00 00
RSP: 002b:00007fe38d5a5a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fe38d5a5b40 RCX: 000000000045b69a
RDX: 00007fe38d5a5ae0 RSI: 0000000020000100 RDI: 00007fe38d5a5b00
RBP: 0000000000000000 R08: 00007fe38d5a5b40 R09: 00007fe38d5a5ae0
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000004
R13: 00000000004c782d R14: 00000000004dd880 R15: 0000000000000003
Modules linked in:
---[ end trace 81ee0397643ce9e9 ]---
RIP: 0010:reiserfs_write_unlock+0xeb/0x110 fs/reiserfs/lock.c:44
Code: 5d c3 e8 28 d7 89 ff 48 8d 7b 28 48 c7 83 a8 00 00 00 00 00 00 00 e8 64 6f 0c 05 e8 0f d7 89 ff 5b 41 5c 5d c3 e8 05 d7 89 ff <0f> 0b e8 4e 38 c0 ff eb a1 e8 67 38 c0 ff e9 33 ff ff ff e8 5d 38
RSP: 0018:ffff888054da7a88 EFLAGS: 00010246
RAX: 0000000000040000 RBX: ffff8880a564d200 RCX: ffffc9000c4b2000
RDX: 0000000000040000 RSI: ffffffff81e16e0b RDI: ffff8880a564d2a8
RBP: ffff888054da7a98 R08: 0000000000000065 R09: ffffed1015d24fe9
R10: ffffed1015d24fe8 R11: ffff8880ae927f47 R12: 00000000ffffffea
R13: ffff88805457a480 R14: ffff888054da7c38 R15: ffff8880a564d200
FS:  00007fe38d5a6700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
kobject: 'loop3' (000000000e133252): kobject_uevent_env
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
kobject: 'loop3' (000000000e133252): fill_kobj_path: path = '/devices/virtual/block/loop3'
CR2: 0000000000738000 CR3: 0000000092901000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600