------------[ cut here ]------------ WARNING: CPU: 0 PID: 25750 at kernel/locking/lockdep.c:897 look_up_lock_class+0x7e/0x100 kernel/locking/lockdep.c:897 Modules linked in: CPU: 0 PID: 25750 Comm: syz-executor.1 Not tainted 5.14.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:look_up_lock_class+0x7e/0x100 kernel/locking/lockdep.c:897 Code: c0 75 0a eb 5b 48 8b 00 48 85 c0 74 53 48 39 58 40 75 f2 49 8b 55 18 48 39 90 b0 00 00 00 74 42 49 81 7d 00 80 4e 28 8a 74 38 <0f> 0b eb 34 e8 49 d5 02 fa f6 c4 02 74 be e8 bf 19 dd fb 85 c0 74 RSP: 0018:ffff88812244f9a0 EFLAGS: 00010006 RAX: ffffffff8a9e3780 RBX: ffffffff8aff62c0 RCX: 0000000000000000 RDX: ffffffff88580620 RSI: 0000000000000000 RDI: ffff8881185cd0e0 RBP: ffff88812244f9c0 R08: 0000000000000001 R09: 0000000000000000 R10: fffffbfff13d8f32 R11: ffff888131c37b18 R12: 00000000000005ab R13: ffff8881185cd0e0 R14: ffffffff8ad28220 R15: 0000000000000000 FS: 00007f1820df3700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000011eb04005 CR4: 00000000001706f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: register_lock_class+0xb2/0x1340 kernel/locking/lockdep.c:1246 __lock_acquire+0xfc/0x53d0 kernel/locking/lockdep.c:4894 lock_acquire kernel/locking/lockdep.c:5625 [inline] lock_acquire+0x22a/0x5e0 kernel/locking/lockdep.c:5590 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline] _raw_spin_lock_bh+0x33/0x50 kernel/locking/spinlock.c:175 spin_lock_bh include/linux/spinlock.h:359 [inline] lock_sock_nested+0x3f/0x100 net/core/sock.c:3162 lock_sock include/net/sock.h:1613 [inline] selinux_netlbl_socket_connect+0x15/0x40 security/selinux/netlabel.c:607 selinux_socket_connect+0x4c/0x70 security/selinux/hooks.c:4966 security_socket_connect+0x50/0x90 security/security.c:2191 __sys_connect_file+0x96/0x1a0 net/socket.c:1875 __sys_connect+0x101/0x130 net/socket.c:1896 __do_sys_connect net/socket.c:1906 [inline] __se_sys_connect net/socket.c:1903 [inline] __x64_sys_connect+0x6e/0xb0 net/socket.c:1903 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4605f9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f1820df3198 EFLAGS: 00000246 ORIG_RAX: 000000000000002a RAX: ffffffffffffffda RBX: 000000000052bfa0 RCX: 00000000004605f9 RDX: 000000000000001c RSI: 0000000020000080 RDI: 0000000000000007 RBP: 00000000004a9a99 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000003 R14: 00000000004aa986 R15: 00007f1820df36bc irq event stamp: 152 hardirqs last enabled at (151): [] syscall_enter_from_user_mode+0x21/0x70 kernel/entry/common.c:107 hardirqs last disabled at (150): [] do_syscall_64+0x16/0xc0 arch/x86/entry/common.c:76 softirqs last enabled at (62): [] spin_unlock_bh include/linux/spinlock.h:399 [inline] softirqs last enabled at (62): [] vsock_insert_unbound net/vmw_vsock/af_vsock.c:266 [inline] softirqs last enabled at (62): [] vsock_create+0x225/0x3d0 net/vmw_vsock/af_vsock.c:2212 softirqs last disabled at (152): [] spin_lock_bh include/linux/spinlock.h:359 [inline] softirqs last disabled at (152): [] lock_sock_nested+0x3f/0x100 net/core/sock.c:3162 ---[ end trace 1a35ef2fc4923eb0 ]---