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VFS: brelse: Trying to free free buffer
WARNING: CPU: 0 PID: 3629 at fs/buffer.c:1145 __brelse fs/buffer.c:1145 [inline]
WARNING: CPU: 0 PID: 3629 at fs/buffer.c:1145 brelse+0x78/0xa0 include/linux/buffer_head.h:326
Modules linked in:
CPU: 0 PID: 3629 Comm: syz-fuzzer Not tainted 6.1.0-rc2-syzkaller-00105-gb229b6ca5abb #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
RIP: 0010:__brelse fs/buffer.c:1145 [inline]
RIP: 0010:brelse+0x78/0xa0 include/linux/buffer_head.h:326
Code: df be 04 00 00 00 e8 c7 89 e0 ff f0 ff 0b eb 1c e8 6d 8f 8c ff eb 15 e8 66 8f 8c ff 48 c7 c7 c0 cc 9d 8a 31 c0 e8 b8 2d 54 ff <0f> 0b 5b 5d c3 89 d9 80 e1 07 80 c1 03 38 c1 7c af 48 89 df e8 cf
RSP: 0000:ffffc900043ffe60 EFLAGS: 00010046
RAX: 10f23b62fbb41b00 RBX: ffff888038783a58 RCX: ffff88807e7e1d40
RDX: 0000000080010001 RSI: 0000000080010001 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff816b8dfd R09: fffff5200087ff45
R10: fffff5200087ff45 R11: 1ffff9200087ff44 R12: ffff8880b9a35d28
R13: 1ffff1101734840e R14: ffff8880b9a35cf8 R15: dffffc0000000000
FS:  000000c029279890(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fecd2c6f000 CR3: 000000001ddda000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __invalidate_bh_lrus+0x192/0x3c0 fs/buffer.c:1380
 invalidate_bh_lru+0x66/0xb0 fs/buffer.c:1393
 __flush_smp_call_function_queue+0x2cc/0xcd0 kernel/smp.c:630
 __sysvec_call_function_single+0x62/0x70 arch/x86/kernel/smp.c:248
 sysvec_call_function_single+0x3e/0xb0 arch/x86/kernel/smp.c:243
 asm_sysvec_call_function_single+0x16/0x20 arch/x86/include/asm/idtentry.h:657
RIP: 0033:0x413c16
Code: 24 28 90 48 ba 00 00 00 00 00 80 00 00 48 01 c2 48 c1 ea 1a 48 81 fa 00 00 40 00 72 04 31 d2 eb 2e 48 8b 35 a4 04 b2 01 84 06 <48> 8b 14 d6 48 85 d2 74 1a 48 89 c6 48 c1 e8 0d 48 25 ff 1f 00 00
RSP: 002b:000000c00723df28 EFLAGS: 00000246
RAX: 0000000001c83d20 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000200000 RSI: 00007efc20800000 RDI: 000000000045e5a0
RBP: 000000c00723df50 R08: 0000000000000080 R09: 0000000000000000
R10: 000000c02b509200 R11: 000000c000042ed0 R12: 000000c02bfede00
R13: 000000c000042ec0 R14: 000000c0071f41a0 R15: 0000000000000000
 </TASK>