------------[ cut here ]------------
kernel BUG at fs/hfs/inode.c:444!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 4642 Comm: kworker/u9:6 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Workqueue: writeback wb_workfn (flush-7:9)
RIP: 0010:hfs_write_inode+0x7c8/0x7d0
Code: c1 40 12 b0 99 80 e1 07 80 c1 03 38 c1 0f 8c 7d fe ff ff 48 c7 c7 40 12 b0 99 e8 03 17 88 ff e9 6c fe ff ff e8 09 a9 24 ff 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9002252f180 EFLAGS: 00010293
RAX: ffffffff829b0507 RBX: ffff8881115f9518 RCX: ffff88801e918000
RDX: 0000000000000000 RSI: ffffffff8e35ff00 RDI: 0000000000000000
RBP: ffffc9002252f310 R08: ffff88801e918000 R09: 0000000000000003
R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000
R13: 1ffff920044a5e34 R14: ffff8881115f94d8 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881a3c18000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055b5c572a000 CR3: 0000000028a34000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 __writeback_single_inode+0x6f1/0xff0
 writeback_sb_inodes+0x6c7/0x1010
 wb_writeback+0x43b/0xaf0
 wb_workfn+0x409/0xef0
 process_scheduled_works+0xae1/0x17b0
 worker_thread+0x8a0/0xda0
 kthread+0x711/0x8a0
 ret_from_fork+0x3fc/0x770
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:hfs_write_inode+0x7c8/0x7d0
Code: c1 40 12 b0 99 80 e1 07 80 c1 03 38 c1 0f 8c 7d fe ff ff 48 c7 c7 40 12 b0 99 e8 03 17 88 ff e9 6c fe ff ff e8 09 a9 24 ff 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9002252f180 EFLAGS: 00010293
RAX: ffffffff829b0507 RBX: ffff8881115f9518 RCX: ffff88801e918000
RDX: 0000000000000000 RSI: ffffffff8e35ff00 RDI: 0000000000000000
RBP: ffffc9002252f310 R08: ffff88801e918000 R09: 0000000000000003
R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000
R13: 1ffff920044a5e34 R14: ffff8881115f94d8 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881a3c18000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055b5c572a000 CR3: 000000010f3d0000 CR4: 00000000000006f0
