------------[ cut here ]------------
VFS: brelse: Trying to free free buffer
WARNING: CPU: 0 PID: 8 at fs/buffer.c:1229 __brelse fs/buffer.c:1229 [inline]
WARNING: CPU: 0 PID: 8 at fs/buffer.c:1229 brelse include/linux/buffer_head.h:324 [inline]
WARNING: CPU: 0 PID: 8 at fs/buffer.c:1229 __invalidate_bh_lrus fs/buffer.c:1498 [inline]
WARNING: CPU: 0 PID: 8 at fs/buffer.c:1229 invalidate_bh_lrus_cpu+0x1ba/0x280 fs/buffer.c:1544
Modules linked in:
CPU: 0 UID: 0 PID: 8 Comm: kworker/0:0 Not tainted 6.13.0-rc6-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Workqueue: mm_percpu_wq lru_add_drain_per_cpu
RIP: 0010:__brelse fs/buffer.c:1229 [inline]
RIP: 0010:brelse include/linux/buffer_head.h:324 [inline]
RIP: 0010:__invalidate_bh_lrus fs/buffer.c:1498 [inline]
RIP: 0010:invalidate_bh_lrus_cpu+0x1ba/0x280 fs/buffer.c:1544
Code: df be 04 00 00 00 e8 75 25 dc ff 3e ff 0b eb 1e e8 bb be 75 ff eb 21 e8 b4 be 75 ff 90 48 c7 c7 a0 01 19 8c e8 77 62 36 ff 90 <0f> 0b 90 90 49 bf 00 00 00 00 00 fc ff df 48 8b 5c 24 10 43 80 3c
RSP: 0018:ffffc900001a7ac0 EFLAGS: 00010046
RAX: f6f4613b9e12ca00 RBX: ffff888043dbb148 RCX: ffff88801c6ba440
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900001a7b78 R08: ffffffff81602a82 R09: 1ffff11003f8519a
R10: dffffc0000000000 R11: ffffed1003f8519b R12: 0000000000000000
R13: ffff88801fc39838 R14: 1ffff11003f87307 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000280 CR3: 00000000409d4000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 lru_add_and_bh_lrus_drain mm/swap.c:714 [inline]
 lru_add_drain_per_cpu+0x21a/0x3f0 mm/swap.c:733
 process_one_work kernel/workqueue.c:3229 [inline]
 process_scheduled_works+0xa66/0x1840 kernel/workqueue.c:3310
 worker_thread+0x870/0xd30 kernel/workqueue.c:3391
 kthread+0x2f0/0x390 kernel/kthread.c:389
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>