UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000)
BTRFS error (device loop2): unsupported checksum algorithm 3
BTRFS error (device loop2): superblock checksum mismatch
VFS: brelse: Trying to free free buffer
------------[ cut here ]------------
WARNING: CPU: 0 PID: 7996 at fs/buffer.c:1206 __brelse.part.0+0x11/0x14 fs/buffer.c:1206
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 7996 Comm: syz-fuzzer Not tainted 4.14.302-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x1b2/0x281 lib/dump_stack.c:58
 panic+0x1f9/0x42d kernel/panic.c:183
 __warn.cold+0x20/0x44 kernel/panic.c:547
 report_bug+0x208/0x250 lib/bug.c:183
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:967
RIP: 0010:__brelse.part.0+0x11/0x14 fs/buffer.c:1206
RSP: 0000:ffff8880ba407f68 EFLAGS: 00010086
RAX: 0000000000000027 RBX: ffff8880ba431cc0 RCX: 0000000000000000
RDX: 0000000000010000 RSI: ffffffff878bd020 RDI: ffffed1017480fe3
RBP: ffff888035811930 R08: 0000000000000027 R09: 0000000000000000
R10: 0000000000000000 R11: ffff88809b7760c0 R12: dffffc0000000000
R13: ffff8880ba431d20 R14: ffffffff81930ba0 R15: 0000000000000000
 __brelse fs/buffer.c:1207 [inline]
 brelse include/linux/buffer_head.h:331 [inline]
 invalidate_bh_lru.cold+0xa/0xf fs/buffer.c:1447
 flush_smp_call_function_queue+0xd1/0x2f0 kernel/smp.c:243
 smp_call_function_single_interrupt+0xa3/0x4e0 arch/x86/kernel/smp.c:304
 call_function_single_interrupt+0x93/0xa0 arch/x86/entry/entry_64.S:818
 </IRQ>
RIP: 0033:0x515e2e
RSP: 002b:000000c02f8a0e08 EFLAGS: 00000217 ORIG_RAX: ffffffffffffff04
RAX: 0000000004767c2f RBX: 000000c01fc4c9b0 RCX: 0000000000000c00
RDX: 00000000000075e8 RSI: 0000000000000a50 RDI: 0000000000001650
RBP: 000000c02f8a0e38 R08: 000000c01fc4d5b0 R09: 0000000000000a50
R10: 0000000000001650 R11: 0000000004760647 R12: 0000000000000000
R13: 0000000000007f6d R14: 000000c0000001a0 R15: 0000000000000002
Kernel Offset: disabled
Rebooting in 86400 seconds..