device bridge_slave_1 left promiscuous mode bridge0: port 2(bridge_slave_1) entered disabled state device bridge_slave_0 left promiscuous mode bridge0: port 1(bridge_slave_0) entered disabled state ------------[ cut here ]------------ kernel BUG at ./include/linux/skbuff.h:1406! invalid opcode: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 9896 Comm: ps Not tainted 4.14.140 #36 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff88809a9a6700 task.stack: ffff888054fc8000 RIP: 0010:skb_queue_prev include/linux/skbuff.h:1406 [inline] RIP: 0010:tcp_write_queue_prev include/net/tcp.h:1650 [inline] RIP: 0010:tcp_write_queue_prev include/net/tcp.h:1647 [inline] RIP: 0010:tcp_rtx_queue_tail include/net/tcp.h:1705 [inline] RIP: 0010:tcp_fragment+0x12a7/0x13e0 net/ipv4/tcp_output.c:1284 RSP: 0018:ffff8880aef07c00 EFLAGS: 00010206 RAX: ffff88809a9a6700 RBX: ffff88808c2dd340 RCX: 1ffff110122f5d99 RDX: 0000000000000100 RSI: ffff88808c2dd340 RDI: ffff88808c2dd348 RBP: ffff8880aef07c58 R08: 0000000001080020 R09: ffff88808c2dd368 R10: ffff88821fff8050 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000006880 R14: ffff8880917aecd0 R15: 0000000001080020 FS: 00007f1537154700(0000) GS:ffff8880aef00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f407c70e000 CR3: 00000000a7d55000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: tcp_write_wakeup+0x34c/0x5b0 net/ipv4/tcp_output.c:3708 tcp_send_probe0+0x4b/0x3fe net/ipv4/tcp_output.c:3736 tcp_probe_timer net/ipv4/tcp_timer.c:365 [inline] tcp_write_timer_handler+0x6da/0x7e0 net/ipv4/tcp_timer.c:583 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:1064 apic_timer_interrupt+0x96/0xa0 arch/x86/entry/entry_64.S:792 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:779 [inline] RIP: 0010:lock_is_held_type+0x17e/0x210 kernel/locking/lockdep.c:4031 RSP: 0018:ffff888054fcf9a0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff10 RAX: 1ffffffff0ee2a59 RBX: 0000000000000282 RCX: ffff88809a9a6f80 RDX: dffffc0000000000 RSI: ffffffff8778f660 RDI: 0000000000000282 RBP: ffff888054fcf9c0 R08: 0000000000000000 R09: ffff88809a9a6fa0 R10: ffff88809a9a6f80 R11: ffff88809a9a6700 R12: 0000000000000001 R13: ffff88809a9a6700 R14: ffff8880942ddce0 R15: 000000002bb6dda6 lock_is_held include/linux/lockdep.h:437 [inline] rcu_read_lock_held kernel/rcu/update.c:332 [inline] rcu_read_lock_held+0xa3/0xd0 kernel/rcu/update.c:324 hlist_bl_first_rcu include/linux/rculist_bl.h:24 [inline] __d_lookup+0x3eb/0x670 fs/dcache.c:2328 lookup_fast+0x359/0xf10 fs/namei.c:1640 do_last fs/namei.c:3291 [inline] path_openat+0x3b8/0x3f70 fs/namei.c:3566 do_filp_open+0x18e/0x250 fs/namei.c:3600 do_sys_open+0x2c5/0x430 fs/open.c:1084 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: 0033:0x7f1536a5b120 RSP: 002b:00007ffe60c38648 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 0000000000616760 RCX: 00007f1536a5b120 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f1536f29d00 RBP: 0000000000001000 R08: 0000000000000000 R09: 00007f1536d2357b R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1536f28d00 R13: 0000000000000020 R14: 0000000000000005 R15: 0000000000000000 Code: 3c 02 00 0f 85 4f 01 00 00 48 8b 45 d0 ba 00 00 00 00 4c 8b b0 58 02 00 00 4c 3b 75 c0 4c 0f 44 f2 e9 e6 fc ff ff e8 09 73 35 fc <0f> 0b e8 d2 23 5f fc e9 31 fa ff ff 48 89 df e8 25 23 5f fc e9 RIP: skb_queue_prev include/linux/skbuff.h:1406 [inline] RSP: ffff8880aef07c00 RIP: tcp_write_queue_prev include/net/tcp.h:1650 [inline] RSP: ffff8880aef07c00 RIP: tcp_write_queue_prev include/net/tcp.h:1647 [inline] RSP: ffff8880aef07c00 RIP: tcp_rtx_queue_tail include/net/tcp.h:1705 [inline] RSP: ffff8880aef07c00 RIP: tcp_fragment+0x12a7/0x13e0 net/ipv4/tcp_output.c:1284 RSP: ffff8880aef07c00 ---[ end trace 8988c365953eefa2 ]---