RDX: 0000000000000000 RSI: 0000000020000400 RDI: 00000000200003c0 RBP: 00007f4fdfeb51d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffde2e0703f R14: 00007f4fdfeb5300 R15: 0000000000022000 ------------[ cut here ]------------ VFS: brelse: Trying to free free buffer WARNING: CPU: 1 PID: 13793 at fs/buffer.c:1145 __brelse fs/buffer.c:1145 [inline] WARNING: CPU: 1 PID: 13793 at fs/buffer.c:1145 __brelse+0x6b/0xa0 fs/buffer.c:1139 Modules linked in: CPU: 1 PID: 13793 Comm: syz-executor.4 Not tainted 6.1.0-syzkaller-14594-g72a85e2b0a1e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:__brelse fs/buffer.c:1145 [inline] RIP: 0010:__brelse+0x6b/0xa0 fs/buffer.c:1139 Code: 7c 04 84 d2 75 4e 44 8b 63 60 31 ff 44 89 e6 e8 db ed 92 ff 45 85 e4 75 1c e8 21 f1 92 ff 48 c7 c7 e0 2c 5c 8a e8 d5 d0 d0 07 <0f> 0b 5b 5d 41 5c e9 0a f1 92 ff e8 05 f1 92 ff be 04 00 00 00 48 RSP: 0018:ffffc900048779c0 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffff888073fd1d98 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff8166721c RDI: fffff5200090ef2a RBP: ffff888073fd1df8 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffff888073fd1d98 R14: ffff8880839b05e0 R15: ffff888085b4ae30 FS: 00007f4fdfeb5700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff2e6fbc718 CR3: 0000000087b0c000 CR4: 0000000000350ef0 Call Trace: brelse include/linux/buffer_head.h:326 [inline] udf_rename+0x91c/0x1260 fs/udf/namei.c:1214 vfs_rename+0x1162/0x1a90 fs/namei.c:4779 do_renameat2+0xb22/0xc30 fs/namei.c:4930 __do_sys_rename fs/namei.c:4976 [inline] __se_sys_rename fs/namei.c:4974 [inline] __x64_sys_rename+0x81/0xa0 fs/namei.c:4974 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f4fdf08c0a9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f4fdfeb5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 RAX: ffffffffffffffda RBX: 00007f4fdf1abf80 RCX: 00007f4fdf08c0a9 RDX: 0000000000000000 RSI: 0000000020000400 RDI: 00000000200003c0 RBP: 00007f4fdfeb51d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffde2e0703f R14: 00007f4fdfeb5300 R15: 0000000000022000