binder: 7171:7172 ioctl 54a0 0 returned -22
binder: 7171:7172 ioctl 8904 200001c0 returned -22
------------[ cut here ]------------
kobject: 'nr0
' (ffff88805c508df0): kobject_uevent_env
WARNING: CPU: 1 PID: 6817 at net/ipv4/tcp_timer.c:429 tcp_retransmit_timer+0x1ac5/0x2560 net/ipv4/tcp_timer.c:429
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 6817 Comm: mcstransd Not tainted 4.14.144 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x138/0x197 lib/dump_stack.c:53
 panic+0x1f2/0x426 kernel/panic.c:182
 __warn.cold+0x2f/0x36 kernel/panic.c:546
kobject: 'nr0
' (ffff88805c508df0): fill_kobj_path: path = '/devices/virtual/net/nr0
'
 report_bug+0x216/0x254 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x1bb/0x310 arch/x86/kernel/traps.c:295
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:314
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:963
RIP: 0010:tcp_retransmit_timer+0x1ac5/0x2560 net/ipv4/tcp_timer.c:429
RSP: 0018:ffff8880aef07c88 EFLAGS: 00010206
RAX: ffff88809baba280 RBX: ffff8880646f0100 RCX: 0000000000000004
RDX: 0000000000000100 RSI: ffff88806096880c RDI: ffff8880609689d8
RBP: ffff8880aef07ce8 R08: 0000002604f6f64a R09: ffff88821fff8048
R10: ffff88821fff8050 R11: 0000000000000001 R12: ffff888060968000
R13: ffff88806096869a R14: ffff888060968030 R15: 0000000000000000
 tcp_write_timer_handler+0x479/0x7e0 net/ipv4/tcp_timer.c:579
 tcp_write_timer+0xd8/0x180 net/ipv4/tcp_timer.c:597
 call_timer_fn+0x161/0x670 kernel/time/timer.c:1279
 expire_timers kernel/time/timer.c:1318 [inline]
 __run_timers kernel/time/timer.c:1634 [inline]
 __run_timers kernel/time/timer.c:1602 [inline]
 run_timer_softirq+0x5b4/0x1570 kernel/time/timer.c:1647
 __do_softirq+0x244/0x9a0 kernel/softirq.c:288
 invoke_softirq kernel/softirq.c:368 [inline]
 irq_exit+0x160/0x1b0 kernel/softirq.c:409
 exiting_irq arch/x86/include/asm/apic.h:648 [inline]
 smp_apic_timer_interrupt+0x146/0x5e0 arch/x86/kernel/apic/apic.c:1102
 apic_timer_interrupt+0x96/0xa0 arch/x86/entry/entry_64.S:792
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:779 [inline]
RIP: 0010:slab_alloc mm/slab.c:3383 [inline]
RIP: 0010:kmem_cache_alloc+0x2b0/0x780 mm/slab.c:3550
RSP: 0018:ffff88809feefd38 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff10
RAX: 0000000000000007 RBX: 00000000014000c0 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000286
RBP: ffff88809feefda0 R08: ffff88809baba280 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88805c600980
R13: ffff8880aa9e0cc0 R14: ffff8880aa9e0cc0 R15: 00000000014000c0
kobject: 'loop1' (ffff8880a4a397a0): kobject_uevent_env
 getname_flags fs/namei.c:138 [inline]
 getname_flags+0xcb/0x580 fs/namei.c:128
 getname+0x1a/0x20 fs/namei.c:209
 do_sys_open+0x1e7/0x430 fs/open.c:1078
 SYSC_open fs/open.c:1102 [inline]
 SyS_open+0x2d/0x40 fs/open.c:1097
 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x7efe9a6c3120
RSP: 002b:00007ffcf5f83748 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007efe9a6c3120
RDX: 0000000000000005 RSI: 0000000000000000 RDI: 0000561f694ab9b0
RBP: 0000561f694a3348 R08: 746e65727275632f R09: 00007efe9add6b15
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
kobject: 'loop1' (ffff8880a4a397a0): fill_kobj_path: path = '/devices/virtual/block/loop1'
R13: 0000561f694a3140 R14: 00007ffcf5f837e8 R15: 0000000000000005
Kernel Offset: disabled
Rebooting in 86400 seconds..