ip6_tunnel:  xmit: Local address not yet configured! INFO: rcu_sched self-detected stall on CPU BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 124s! BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=-20 stuck for 124s! BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 124s! Showing busy workqueues and worker pools: workqueue events: flags=0x0 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256 pending: check_corruption, vmstat_shepherd, cache_reap workqueue events_long: flags=0x0 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=63/256 pending: br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup , br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=53/256 pending: br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup , br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup, br_fdb_cleanup workqueue events_unbound: flags=0x2 pwq 4: cpus=0-1 flags=0x4 nice=0 active=4/512 in-flight: 16197:call_usermodehelper_exec_work, 3361:call_usermodehelper_exec_work, 3466:call_usermodehelper_exec_work, 21:call_usermodehelper_exec_work workqueue events_power_efficient: flags=0x80 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 pending: check_lifetime workqueue mm_percpu_wq: flags=0x8 pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 pending: vmstat_update workqueue writeback: flags=0x4e pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 pending: wb_workfn workqueue kblockd: flags=0x18 pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=1/256 pending: blk_timeout_work workqueue ipv6_addrconf: flags=0x40008 pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 pending: addrconf_verify_work workqueue krdsd: flags=0xe000a pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 pending: rds_connect_worker delayed: rds_connect_worker, rds_connect_worker, rds_connect_worker, rds_connect_worker, rds_connect_worker, rds_connect_worker, rds_connect_worker pool 4: cpus=0-1 flags=0x4 nice=0 hung=124s workers=13 idle: 16964 3478 3521 3517 3530 3537 5 141 3532 1-...: (124985 ticks this GP) idle=6e6/140000000000002/0 softirq=610980/610980 fqs=19 (t=125000 jiffies g=322154 c=322153 q=1850) NMI backtrace for cpu 1 CPU: 1 PID: 13009 Comm: syz-executor1 Not tainted 4.14.0-rc8+ #116 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 nmi_cpu_backtrace+0x1d2/0x210 lib/nmi_backtrace.c:103 nmi_trigger_cpumask_backtrace+0x122/0x180 lib/nmi_backtrace.c:62 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38 trigger_single_cpu_backtrace include/linux/nmi.h:156 [inline] rcu_dump_cpu_stacks+0x180/0x1d6 kernel/rcu/tree.c:1396 print_cpu_stall kernel/rcu/tree.c:1542 [inline] check_cpu_stall.isra.64+0xaae/0x1480 kernel/rcu/tree.c:1610 __rcu_pending kernel/rcu/tree.c:3373 [inline] rcu_pending kernel/rcu/tree.c:3435 [inline] rcu_check_callbacks+0x256/0xce0 kernel/rcu/tree.c:2775 update_process_times+0x30/0x60 kernel/time/timer.c:1590 tick_sched_handle+0x85/0x160 kernel/time/tick-sched.c:161 tick_sched_timer+0x42/0x120 kernel/time/tick-sched.c:1190 __run_hrtimer kernel/time/hrtimer.c:1213 [inline] __hrtimer_run_queues+0x349/0xe10 kernel/time/hrtimer.c:1277 hrtimer_interrupt+0x1c2/0x5e0 kernel/time/hrtimer.c:1311 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline] smp_apic_timer_interrupt+0x156/0x710 arch/x86/kernel/apic/apic.c:1057 apic_timer_interrupt+0x9d/0xb0 arch/x86/entry/entry_64.S:771 RIP: 0010:rep_nop arch/x86/include/asm/processor.h:635 [inline] RIP: 0010:cpu_relax arch/x86/include/asm/processor.h:640 [inline] RIP: 0010:virt_spin_lock arch/x86/include/asm/qspinlock.h:64 [inline] RIP: 0010:native_queued_spin_lock_slowpath+0x1c4/0xfa0 kernel/locking/qspinlock.c:305 RSP: 0018:ffff8801db307388 EFLAGS: 00000202 ORIG_RAX: ffffffffffffff10 RAX: 0000000000000001 RBX: ffff8801cb486088 RCX: dffffc0000000000 RDX: 0000000000000004 RSI: ffff8801db307458 RDI: ffff8801cb486088 RBP: ffff8801db307700 R08: ffffffff848d2e83 R09: 0000000000000000 R10: ffff8801db307620 R11: ffff8801cb4860a0 R12: ffffed003b660e8b R13: 1ffff1003b660e77 R14: ffff8801db3076d8 R15: 0000000000000003 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:669 [inline] queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:29 [inline] queued_spin_lock include/asm-generic/qspinlock.h:90 [inline] do_raw_spin_lock+0x185/0x220 kernel/locking/spinlock_debug.c:113 __raw_spin_lock include/linux/spinlock_api_smp.h:143 [inline] _raw_spin_lock+0x32/0x40 kernel/locking/spinlock.c:152 spin_lock include/linux/spinlock.h:317 [inline] sctp_generate_heartbeat_event+0xa3/0x3f0 net/sctp/sm_sideeffect.c:386 call_timer_fn+0x233/0x830 kernel/time/timer.c:1281 expire_timers kernel/time/timer.c:1320 [inline] __run_timers+0x7fd/0xb90 kernel/time/timer.c:1620 run_timer_softirq+0x4c/0xb0 kernel/time/timer.c:1646 __do_softirq+0x2d7/0xb85 kernel/softirq.c:284 invoke_softirq kernel/softirq.c:364 [inline] irq_exit+0x1cc/0x200 kernel/softirq.c:405 exiting_irq arch/x86/include/asm/apic.h:638 [inline] smp_apic_timer_interrupt+0x177/0x710 arch/x86/kernel/apic/apic.c:1059 apic_timer_interrupt+0x9d/0xb0 arch/x86/entry/entry_64.S:771 RIP: 0010:__sanitizer_cov_trace_pc+0x2e/0x60 kernel/kcov.c:93 RSP: 0018:ffff8801cb9d7558 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10 RAX: ffff8801cb2020c0 RBX: ffff8801d1b799a8 RCX: ffffc9000265b000 RDX: 0000000000000001 RSI: ffffffff8199c070 RDI: ffff8801d1b799c0 RBP: ffff8801cb9d7558 R08: ffffffff8199f768 R09: 0000000000000000 R10: ffff8801cb9d7738 R11: ffff8801d05338d0 R12: 0000000000000000 R13: dffffc0000000000 R14: 00007f6ef4a7a000 R15: 1ffff1003973aee8 rb_erase_augmented include/linux/rbtree_augmented.h:276 [inline] __vma_rb_erase+0x5b4/0xeb0 mm/mmap.c:429 vma_rb_erase_ignore mm/mmap.c:443 [inline] __vma_unlink_common mm/mmap.c:649 [inline] __vma_unlink_prev mm/mmap.c:671 [inline] __vma_adjust+0x5a8/0x1790 mm/mmap.c:848 vma_merge+0xc5b/0x1070 mm/mmap.c:1150 mmap_region+0x395/0x15a0 mm/mmap.c:1648 do_mmap+0x69b/0xd40 mm/mmap.c:1468 do_mmap_pgoff include/linux/mm.h:2151 [inline] vm_mmap_pgoff+0x1de/0x280 mm/util.c:333 SYSC_mmap_pgoff mm/mmap.c:1518 [inline] SyS_mmap_pgoff+0x23b/0x5f0 mm/mmap.c:1476 SYSC_mmap arch/x86/kernel/sys_x86_64.c:100 [inline] SyS_mmap+0x16/0x20 arch/x86/kernel/sys_x86_64.c:91 entry_SYSCALL_64_fastpath+0x1f/0xbe RIP: 0033:0x452879 RSP: 002b:00007f8ad16b9be8 EFLAGS: 00000212 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00000000007580d8 RCX: 0000000000452879 RDX: 0000000000000003 RSI: 0000000000001000 RDI: 0000000020003000 RBP: 0000000000000512 R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000000032 R11: 0000000000000212 R12: 00000000006f5a50 R13: 00000000ffffffff R14: 00007f8ad16ba6d4 R15: 0000000000000002 device øÿÿÿ entered promiscuous mode device øÿÿÿ left promiscuous mode nla_parse: 19 callbacks suppressed netlink: 5 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 37 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 37 bytes leftover after parsing attributes in process `syz-executor6'. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=28061 sclass=netlink_route_socket pig=13704 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=4096 sclass=netlink_route_socket pig=13735 comm=syz-executor3 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=4096 sclass=netlink_route_socket pig=13745 comm=syz-executor3 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=28061 sclass=netlink_route_socket pig=13704 comm=syz-executor0 øÿÿÿ: renamed from lo SELinux: unrecognized netlink message: protocol=0 nlmsg_type=306 sclass=netlink_route_socket pig=13861 comm=syz-executor7 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=306 sclass=netlink_route_socket pig=13861 comm=syz-executor7 RDS: rds_bind could not find a transport for 172.20.2.170, load rds_tcp or rds_rdma? RDS: rds_bind could not find a transport for 172.20.2.170, load rds_tcp or rds_rdma? SELinux: unrecognized netlink message: protocol=0 nlmsg_type=3492 sclass=netlink_route_socket pig=14011 comm=syz-executor1 device lo entered promiscuous mode sctp: [Deprecated]: syz-executor1 (pid 14131) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor7 (pid 14232) Use of int in maxseg socket option. Use struct sctp_assoc_value instead SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=14228 comm=syz-executor2 sctp: [Deprecated]: syz-executor7 (pid 14253) Use of int in maxseg socket option. Use struct sctp_assoc_value instead SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=14328 comm=syz-executor6 sctp: [Deprecated]: syz-executor3 (pid 14360) Use of int in maxseg socket option. Use struct sctp_assoc_value instead SELinux: unrecognized netlink message: protocol=6 nlmsg_type=0 sclass=netlink_xfrm_socket pig=14362 comm=syz-executor2 sctp: [Deprecated]: syz-executor3 (pid 14360) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor3 (pid 14384) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor3 (pid 14402) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor4 (pid 14449) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor4 (pid 14524) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor5 (pid 14525) Use of int in max_burst socket option deprecated. Use struct sctp_assoc_value instead Subscription rejected, illegal request sctp: [Deprecated]: syz-executor4 (pid 14532) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor6 (pid 14536) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor5 (pid 14531) Use of int in max_burst socket option deprecated. Use struct sctp_assoc_value instead Subscription rejected, illegal request