------------[ cut here ]------------ WARNING: CPU: 0 PID: 8000 at block/bio.c:229 bio_free+0xe8/0x120 block/bio.c:229 Modules linked in: CPU: 0 PID: 8000 Comm: syz-executor.1 Not tainted 5.17.0-next-20220331-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:bio_free+0xe8/0x120 block/bio.c:229 Code: fa 48 c1 ea 03 0f b6 04 02 84 c0 74 04 3c 03 7e 20 8b 45 08 48 83 c4 08 48 29 c3 48 89 df 5b 5d e9 fd be cb fd e8 a8 af a3 fd <0f> 0b e9 51 ff ff ff 48 89 34 24 e8 e8 57 ef fd 48 8b 34 24 eb d1 RSP: 0018:ffffc90004c4fac0 EFLAGS: 00010216 RAX: 000000000003b9ab RBX: ffff8880741e7700 RCX: ffffc90006322000 RDX: 0000000000040000 RSI: ffffffff83d57848 RDI: ffff8880741e7780 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff83d57915 R11: 0000000000000000 R12: 0000000000000060 R13: 0000000000000060 R14: 0000000000001000 R15: 0000000000000060 FS: 00007f963aaa4700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555556c5708 CR3: 0000000016245000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bio_put+0x20e/0x3b0 block/bio.c:754 squashfs_read_data+0x2ce/0xed0 fs/squashfs/block.c:221 squashfs_read_table+0x184/0x1f0 fs/squashfs/cache.c:432 squashfs_fill_super+0x337/0x2690 fs/squashfs/super.c:184 get_tree_bdev+0x440/0x760 fs/super.c:1292 vfs_get_tree+0x89/0x2f0 fs/super.c:1497 do_new_mount fs/namespace.c:3040 [inline] path_mount+0x1320/0x1fa0 fs/namespace.c:3370 do_mount fs/namespace.c:3383 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount fs/namespace.c:3568 [inline] __x64_sys_mount+0x27f/0x300 fs/namespace.c:3568 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f963988a57a Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 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:00007f963aaa3f88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007f963988a57a RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007f963aaa3fe0 RBP: 00007f963aaa4020 R08: 00007f963aaa4020 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 R13: 0000000020000100 R14: 00007f963aaa3fe0 R15: 0000000020010200