WARNING: CPU: 0 PID: 4091 at kernel/locking/lockdep.c:1024 lockdep_register_key+0x10d/0x490 kernel/locking/lockdep.c:1024
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 4091 Comm: syz-executor.5 Not tainted 5.0.0-next-20190306 #4
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+0x2cb/0x65c kernel/panic.c:214
 __warn.cold+0x20/0x45 kernel/panic.c:571
 report_bug+0x263/0x2b0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:179 [inline]
 fixup_bug arch/x86/kernel/traps.c:174 [inline]
 do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:272
 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:291
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:973
RIP: 0010:lockdep_register_key+0x10d/0x490 kernel/locking/lockdep.c:1024
Code: 75 23 e9 e5 01 00 00 48 89 da 48 c1 ea 03 42 80 3c 3a 00 0f 85 b1 02 00 00 48 8b 1b 48 85 db 0f 84 c7 01 00 00 4c 39 e3 75 dd <0f> 0b 48 c7 c0 b8 57 5e 89 48 ba 00 00 00 00 00 fc ff df 48 89 c1
RSP: 0018:ffff88805bed7a50 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: ffff8880a003ab58 RCX: 1ffffffff12bcaf7
RDX: 1ffffffff1467c41 RSI: 0000000000000000 RDI: ffff88803eb62a7c
RBP: ffff88805bed7a80 R08: ffffffff8a33e208 R09: ffffed100b7daf3f
R10: ffffed100b7daf3e R11: 0000000000000003 R12: ffff8880a003ab58
R13: 000000000000076d R14: 0000000000000286 R15: dffffc0000000000
 wq_init_lockdep kernel/workqueue.c:3444 [inline]
 alloc_workqueue+0x427/0xe70 kernel/workqueue.c:4263
 xfs_init_mount_workqueues+0x2ec/0x660 fs/xfs/xfs_super.c:867
 xfs_fs_fill_super+0x749/0x1670 fs/xfs/xfs_super.c:1658
 mount_bdev+0x307/0x3c0 fs/super.c:1346
 xfs_fs_mount+0x35/0x40 fs/xfs/xfs_super.c:1834
 legacy_get_tree+0xf2/0x200 fs/fs_context.c:584
 vfs_get_tree+0x123/0x450 fs/super.c:1481
 do_new_mount fs/namespace.c:2622 [inline]
 do_mount+0x1436/0x2c40 fs/namespace.c:2942
 ksys_mount+0xdb/0x150 fs/namespace.c:3151
 __do_sys_mount fs/namespace.c:3165 [inline]
 __se_sys_mount fs/namespace.c:3162 [inline]
 __x64_sys_mount+0xbe/0x150 fs/namespace.c:3162
 do_syscall_64+0x103/0x610 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45a99a
Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 2d 8e fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0a 8e fb ff c3 66 0f 1f 84 00 00 00 00 00
RSP: 002b:00007f77c2539a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f77c2539b30 RCX: 000000000045a99a
RDX: 00007f77c2539ad0 RSI: 0000000020000080 RDI: 00007f77c2539af0
RBP: 0000000020000080 R08: 00007f77c2539b30 R09: 00007f77c2539ad0
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000005
R13: 0000000000000000 R14: 00000000004dbee0 R15: 00000000ffffffff
Kernel Offset: disabled
Rebooting in 86400 seconds..