RBP: 0000000020000240 R08: 00007fe2fc159b30 R09: 00007fe2fc159ad0
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000004
R13: 0000000000000000 R14: 00000000004dbb40 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
kobject: 'loop0' (000000007b57e4db): kobject_uevent_env
CPU: 1 PID: 24052 Comm: syz-executor3 Not tainted 5.0.0-rc4+ #57
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
kobject: 'loop0' (000000007b57e4db): fill_kobj_path: path = '/devices/virtual/block/loop0'
Code: 5d c3 e8 e8 20 89 ff 48 8d 7b 28 48 c7 83 a8 00 00 00 00 00 00 00 e8 04 17 1b 05 e8 cf 20 89 ff 5b 41 5c 5d c3 e8 c5 20 89 ff <0f> 0b e8 fe 1b c0 ff eb a1 e8 17 1c c0 ff e9 33 ff ff ff e8 0d 1c
RSP: 0018:ffff888052277a10 EFLAGS: 00010246
RAX: 0000000000040000 RBX: ffff8880964aa900 RCX: ffffc9000c452000
RDX: 0000000000040000 RSI: ffffffff81e6b7fb RDI: ffff8880964aa9a8
RBP: ffff888052277a20 R08: 0000000000000065 R09: ffffed1015d25021
R10: ffffed1015d25020 R11: ffff8880ae928107 R12: 00000000ffffffea
kobject: 'loop1' (00000000d835da8f): kobject_uevent_env
R13: ffff888050986ec0 R14: ffff888052277bc0 R15: ffff8880964aa900
FS:  00007fe2fc15a700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000070a158 CR3: 000000009139c000 CR4: 00000000001426e0
Call Trace:
kobject: 'loop1' (00000000d835da8f): fill_kobj_path: path = '/devices/virtual/block/loop1'
 reiserfs_fill_super+0x2b51/0x2eb0 fs/reiserfs/super.c:2219
kobject: 'loop2' (000000000684b84f): kobject_uevent_env
kobject: 'loop2' (000000000684b84f): fill_kobj_path: path = '/devices/virtual/block/loop2'
 mount_bdev+0x307/0x3c0 fs/super.c:1159
kobject: 'loop4' (00000000b6634ec0): kobject_uevent_env
 get_super_block+0x35/0x40 fs/reiserfs/super.c:2605
 mount_fs+0x106/0x3ff fs/super.c:1258
kobject: 'loop4' (00000000b6634ec0): fill_kobj_path: path = '/devices/virtual/block/loop4'
 vfs_kern_mount.part.0+0x6f/0x410 fs/namespace.c:959
 vfs_kern_mount fs/namespace.c:949 [inline]
 do_new_mount fs/namespace.c:2513 [inline]
 do_mount+0x581/0x2d30 fs/namespace.c:2847
kobject: 'loop2' (000000000684b84f): kobject_uevent_env
kobject: 'loop2' (000000000684b84f): fill_kobj_path: path = '/devices/virtual/block/loop2'
 ksys_mount+0xdb/0x150 fs/namespace.c:3063
 __do_sys_mount fs/namespace.c:3077 [inline]
 __se_sys_mount fs/namespace.c:3074 [inline]
 __x64_sys_mount+0xbe/0x150 fs/namespace.c:3074
kobject: 'loop2' (000000000684b84f): kobject_uevent_env
 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45a8aa
kobject: 'loop2' (000000000684b84f): fill_kobj_path: path = '/devices/virtual/block/loop2'
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:00007fe2fc159a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fe2fc159b30 RCX: 000000000045a8aa
RDX: 00007fe2fc159ad0 RSI: 0000000020000240 RDI: 00007fe2fc159af0
RBP: 0000000020000240 R08: 00007fe2fc159b30 R09: 00007fe2fc159ad0
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000004
R13: 0000000000000000 R14: 00000000004dbb40 R15: 0000000000000003
Modules linked in:
---[ end trace d46b785432a86f0e ]---
RIP: 0010:reiserfs_write_unlock+0xeb/0x110 fs/reiserfs/lock.c:44
Code: 5d c3 e8 e8 20 89 ff 48 8d 7b 28 48 c7 83 a8 00 00 00 00 00 00 00 e8 04 17 1b 05 e8 cf 20 89 ff 5b 41 5c 5d c3 e8 c5 20 89 ff <0f> 0b e8 fe 1b c0 ff eb a1 e8 17 1c c0 ff e9 33 ff ff ff e8 0d 1c
kobject: 'loop0' (000000007b57e4db): kobject_uevent_env
RSP: 0018:ffff888052277a10 EFLAGS: 00010246
kobject: 'loop0' (000000007b57e4db): fill_kobj_path: path = '/devices/virtual/block/loop0'
kobject: 'kvm' (000000007a66f495): kobject_uevent_env
kobject: 'loop3' (000000009f9b8523): kobject_uevent_env
RAX: 0000000000040000 RBX: ffff8880964aa900 RCX: ffffc9000c452000
kobject: 'loop3' (000000009f9b8523): fill_kobj_path: path = '/devices/virtual/block/loop3'
RDX: 0000000000040000 RSI: ffffffff81e6b7fb RDI: ffff8880964aa9a8
kobject: 'kvm' (000000007a66f495): fill_kobj_path: path = '/devices/virtual/misc/kvm'
RBP: ffff888052277a20 R08: 0000000000000065 R09: ffffed1015d25021
kobject: 'kvm' (000000007a66f495): kobject_uevent_env
kobject: 'kvm' (000000007a66f495): fill_kobj_path: path = '/devices/virtual/misc/kvm'
R10: ffffed1015d25020 R11: ffff8880ae928107 R12: 00000000ffffffea
R13: ffff888050986ec0 R14: ffff888052277bc0 R15: ffff8880964aa900
kobject: 'kvm' (000000007a66f495): kobject_uevent_env
FS:  00007fe2fc15a700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
kobject: 'loop4' (00000000b6634ec0): kobject_uevent_env
CR2: 00007fc4f1cf9db8 CR3: 000000009139c000 CR4: 00000000001426e0
kobject: 'kvm' (000000007a66f495): fill_kobj_path: path = '/devices/virtual/misc/kvm'