REISERFS warning (device loop5):  reiserfs_fill_super: Cannot allocate memory for journal device name
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kernel BUG at fs/reiserfs/lock.c:44!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 4800 Comm: syz-executor.5 Not tainted 4.19.105-syzkaller #0
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 78 fb 86 ff 48 8d 7b 28 48 c7 83 a8 00 00 00 00 00 00 00 e8 74 cb 6f 05 e8 5f fb 86 ff 5b 41 5c 5d c3 e8 55 fb 86 ff <0f> 0b e8 de 98 be ff eb a1 e8 f7 98 be ff e9 33 ff ff ff e8 ed 98
RSP: 0018:ffff888050befa90 EFLAGS: 00010246
RAX: 0000000000040000 RBX: ffff888096b1a900 RCX: ffffc90005b7e000
RDX: 0000000000040000 RSI: ffffffff81e3e16b RDI: ffff888096b1a9a8
RBP: ffff888050befaa0 R08: 0000000000000065 R09: ffffed1015d25079
R10: ffffed1015d25078 R11: ffff8880ae9283c7 R12: ffff888096b1a900
R13: ffff888096b1abc8 R14: 00000000ffffffea R15: ffff88804f190880
FS:  00007f95aa5d2700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32e22000 CR3: 000000009ff94000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 reiserfs_fill_super+0x29ce/0x2e90 fs/reiserfs/super.c:2222
 mount_bdev+0x304/0x3c0 fs/super.c:1158
 get_super_block+0x35/0x40 fs/reiserfs/super.c:2609
 mount_fs+0xa8/0x31f 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+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45ee9a
Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 4d 8c 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 2a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00
RSP: 002b:00007f95aa5d1a68 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f95aa5d26d4 RCX: 000000000045ee9a
RDX: 00007f95aa5d1ae0 RSI: 0000000020000140 RDI: 00007f95aa5d1b00
RBP: 000000000076bf20 R08: 00007f95aa5d1b40 R09: 00007f95aa5d1ae0
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000003
R13: 0000000000000bb8 R14: 00000000004cd9e0 R15: 0000000000000062
Modules linked in:
---[ end trace 6c9751a25477e683 ]---
RIP: 0010:reiserfs_write_unlock+0xeb/0x110 fs/reiserfs/lock.c:44
Code: 5d c3 e8 78 fb 86 ff 48 8d 7b 28 48 c7 83 a8 00 00 00 00 00 00 00 e8 74 cb 6f 05 e8 5f fb 86 ff 5b 41 5c 5d c3 e8 55 fb 86 ff <0f> 0b e8 de 98 be ff eb a1 e8 f7 98 be ff e9 33 ff ff ff e8 ed 98
RSP: 0018:ffff888050befa90 EFLAGS: 00010246
RAX: 0000000000040000 RBX: ffff888096b1a900 RCX: ffffc90005b7e000
RDX: 0000000000040000 RSI: ffffffff81e3e16b RDI: ffff888096b1a9a8
RBP: ffff888050befaa0 R08: 0000000000000065 R09: ffffed1015d25079
R10: ffffed1015d25078 R11: ffff8880ae9283c7 R12: ffff888096b1a900
R13: ffff888096b1abc8 R14: 00000000ffffffea R15: ffff88804f190880
FS:  00007f95aa5d2700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffef3ccbf68 CR3: 000000009ff94000 CR4: 00000000001426f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400