overlayfs: failed to resolve './file1': -2
QAT: Invalid ioctl
------------[ cut here ]------------
ODEBUG: free active (active state 0) object type: timer_list hint: rfcomm_dlc_timeout+0x0/0x70 include/linux/list.h:64
WARNING: CPU: 1 PID: 9854 at lib/debugobjects.c:329 debug_print_object+0x16a/0x210 lib/debugobjects.c:326
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 9854 Comm: syz-executor5 Not tainted 4.19.0-rc6-next-20181005+ #88
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+0x1d3/0x2c4 lib/dump_stack.c:113
 panic+0x238/0x4e7 kernel/panic.c:184
IPVS: ftp: loaded support on port[0] = 21
 __warn.cold.8+0x163/0x1ba kernel/panic.c:536
 report_bug+0x254/0x2d0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:271
kobject: 'lo' (00000000feb7854d): kobject_add_internal: parent: 'net', set: 'devices'
 do_invalid_op+0x36/0x40 arch/x86/kernel/traps.c:290
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:969
RIP: 0010:debug_print_object+0x16a/0x210 lib/debugobjects.c:326
Code: 41 88 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 92 00 00 00 48 8b 14 dd 40 09 41 88 4c 89 fe 48 c7 c7 e0 fe 40 88 e8 c6 f5 b6 fd <0f> 0b 83 05 e9 49 62 06 01 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f
RSP: 0018:ffff8801855a7638 EFLAGS: 00010086
RAX: 0000000000000000 RBX: 0000000000000003 RCX: ffffc9000c2d0000
RDX: 000000000001919d RSI: ffffffff8163f7d5 RDI: 0000000000000005
RBP: ffff8801855a7678 R08: ffff8801c6a9e5c0 R09: ffffed003b5e3eda
R10: ffffed003b5e3eda R11: ffff8801daf1f6d7 R12: 0000000000000001
R13: ffffffff893a4440 R14: ffffffff816a4530 R15: ffffffff88410380
 __debug_check_no_obj_freed lib/debugobjects.c:786 [inline]
 debug_check_no_obj_freed+0x3ae/0x58d lib/debugobjects.c:818
 kfree+0xbd/0x230 mm/slab.c:3816
 rfcomm_dlc_free+0x1e/0x30 net/bluetooth/rfcomm/core.c:328
 rfcomm_dlc_put include/net/bluetooth/rfcomm.h:258 [inline]
 __rfcomm_create_dev net/bluetooth/rfcomm/tty.c:417 [inline]
 rfcomm_create_dev net/bluetooth/rfcomm/tty.c:486 [inline]
 rfcomm_dev_ioctl+0x1e3f/0x2250 net/bluetooth/rfcomm/tty.c:588
 rfcomm_sock_ioctl+0x89/0xb0 net/bluetooth/rfcomm/sock.c:902
 sock_do_ioctl+0xeb/0x420 net/socket.c:951
 sock_ioctl+0x313/0x690 net/socket.c:1075
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:501 [inline]
 do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:685
 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:702
 __do_sys_ioctl fs/ioctl.c:709 [inline]
 __se_sys_ioctl fs/ioctl.c:707 [inline]
 __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:707
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457579
Code: 1d b4 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 eb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f519709bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457579
RDX: 0000000020000140 RSI: 00000000400452c8 RDI: 0000000000000007
RBP: 000000000072c040 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f519709c6d4
R13: 00000000004bfe54 R14: 00000000004cfef8 R15: 00000000ffffffff
Kernel Offset: disabled
Rebooting in 86400 seconds..