WARNING: CPU: 1 PID: 11302 at kernel/locking/lockdep.c:698 arch_local_save_flags arch/x86/include/asm/paravirt.h:784 [inline] WARNING: CPU: 1 PID: 11302 at kernel/locking/lockdep.c:698 arch_local_save_flags arch/x86/include/asm/paravirt.h:782 [inline] WARNING: CPU: 1 PID: 11302 at kernel/locking/lockdep.c:698 look_up_lock_class kernel/locking/lockdep.c:689 [inline] WARNING: CPU: 1 PID: 11302 at kernel/locking/lockdep.c:698 register_lock_class+0xfeb/0x1cf0 kernel/locking/lockdep.c:748 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 11302 Comm: syz-executor.5 Not tainted 4.19.67 #41 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 panic+0x263/0x507 kernel/panic.c:185 __warn.cold+0x20/0x4a kernel/panic.c:540 report_bug+0x263/0x2b0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:178 [inline] fixup_bug arch/x86/kernel/traps.c:173 [inline] do_error_trap+0x204/0x360 arch/x86/kernel/traps.c:296 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:316 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1037 RIP: 0010:look_up_lock_class kernel/locking/lockdep.c:698 [inline] RIP: 0010:register_lock_class+0xfeb/0x1cf0 kernel/locking/lockdep.c:748 Code: 60 48 89 da 4d 8b 75 c0 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 fe 05 00 00 4c 89 33 e9 1b f3 ff ff 0f 0b <0f> 0b e9 0d f2 ff ff 44 89 e0 4c 8b 85 48 ff ff ff 83 c0 01 4c 8b RSP: 0018:ffff88805760f980 EFLAGS: 00010083 RAX: dffffc0000000000 RBX: ffff8880900f78e0 RCX: 0000000000000000 RDX: 1ffff1101201ef1f RSI: 0000000000000000 RDI: ffff8880900f78f8 RBP: ffff88805760fa50 R08: 1ffff1100aec1f39 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff89f05870 R13: 0000000000000000 R14: ffffffff87de8560 R15: dffffc0000000000 __lock_acquire+0x154/0x49c0 kernel/locking/lockdep.c:3299 lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3900 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline] _raw_spin_lock_bh+0x33/0x50 kernel/locking/spinlock.c:168 spin_lock_bh include/linux/spinlock.h:334 [inline] lock_sock_nested+0x41/0x120 net/core/sock.c:2833 lock_sock include/net/sock.h:1501 [inline] selinux_netlbl_socket_connect+0x20/0xc0 security/selinux/netlabel.c:621 selinux_socket_connect+0x6a/0x90 security/selinux/hooks.c:4874 security_socket_connect+0x77/0xc0 security/security.c:1402 __sys_connect+0x19d/0x330 net/socket.c:1659 __do_sys_connect net/socket.c:1674 [inline] __se_sys_connect net/socket.c:1671 [inline] __x64_sys_connect+0x73/0xb0 net/socket.c:1671 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x459879 Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f5ba931cc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002a RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459879 RDX: 000000000000001c RSI: 0000000020000040 RDI: 000000000000000c RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ba931d6d4 R13: 00000000004bfdd1 R14: 00000000004d1c18 R15: 00000000ffffffff Kernel Offset: disabled Rebooting in 86400 seconds..