====================================== | [ 9.972639][ T81] softirqs last disabled at (442070): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 9.972641][ T81] Preemption disabled at: | [ 9.972642][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 9.972651][ T81] Tainted: [W]=WARN [ 9.972652][ T81] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.972653][ T81] Call Trace: [ 9.972655][ T81] [ 9.972657][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.972662][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 9.972664][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 9.972669][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.972673][ T81] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.972677][ T81] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 9.972679][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.972685][ T81] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 9.972687][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.972690][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 9.972693][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.972697][ T81] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 9.972701][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.972704][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.972709][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.972712][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.972718][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.972721][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.972732][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.972734][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.972738][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.972742][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.972743][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.972748][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.972751][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.972752][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.972754][ T81] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.972758][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.972759][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.972762][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 9.972765][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.972767][ T81] ? write_profile (profile.c:?) [ 9.972770][ T81] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 9.972777][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 9.972782][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 9.972786][ T81] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 9.972792][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 9.972795][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 9.972799][ T81] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 9.972803][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 9.972808][ T81] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 9.972811][ T81] ? netdev_notice (net/core/dev.c:13194) [ 9.972813][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.972817][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.972819][ T81] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 9.972822][ T81] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 9.972825][ T81] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 9.972828][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.972829][ T81] ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898) [ 9.972832][ T81] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 9.972835][ T81] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 9.972837][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.972840][ T81] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 9.972846][ T81] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 9.972849][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.972851][ T81] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 9.972853][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 9.972854][ T81] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.972857][ T81] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 9.972861][ T81] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.972867][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.972872][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.972874][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 9.972877][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.972879][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.972880][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.972882][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.972884][ T81] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 9.972887][ T81] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 9.972890][ T81] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 9.972891][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.972893][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 9.972896][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 9.972898][ T81] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 9.972900][ T81] ? nla_get_range_signed (lib/nlattr.c:270) [ 9.972906][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 9.972909][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 9.972916][ T81] rtnl_setlink (net/core/rtnetlink.c:3596) [ 9.972920][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 9.972921][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.972944][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.972945][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.972948][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.972950][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 9.972952][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.972957][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.972959][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.972961][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 9.972963][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.972966][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 9.972969][ T81] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 9.972972][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.972974][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.972978][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.972980][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.972983][ T81] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 9.972987][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.972990][ T81] ? netlink_ack (./include/linux/skbuff.h:2718) [ 9.972997][ T81] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 9.972998][ T81] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 9.973003][ T81] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 9.973007][ T81] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 9.973010][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.973014][ T81] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 9.973018][ T81] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 9.973022][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 9.973025][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 9.973028][ T81] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 9.973032][ T81] ? __ia32_sys_getpeername (net/socket.c:2235) [ 9.973042][ T81] ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536) [ 9.973048][ T81] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 9.973050][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 9.973054][ T81] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 9.973055][ T81] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 9.973057][ T81] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.973058][ T81] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.973061][ T81] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.973064][ T81] RIP: 0033:0x7fb4e36a654e [ 9.973068][ T81] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 9.973069][ T81] RSP: 002b:00007ffcd58e5640 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 9.973072][ T81] RAX: ffffffffffffffda RBX: 0000556cfea45f50 RCX: 00007fb4e36a654e [ 9.973073][ T81] RDX: 0000000000000030 RSI: 0000556cfea35f80 RDI: 0000000000000011 [ 9.973074][ T81] RBP: 00007ffcd58e5650 R08: 00007ffcd58e56a0 R09: 0000000000000080 [ 9.973075][ T81] R10: 0000000000000000 R11: 0000000000000202 R12: 0000556cfeb98390 [ 9.973076][ T81] R13: 00007ffcd58e5784 R14: 0000000000000000 R15: 0000000000000000 | [ 11.013967][ T70] softirqs last disabled at (276): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 11.013969][ T70] Preemption disabled at: | [ 11.013970][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.013979][ T70] Tainted: [W]=WARN [ 11.013979][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.013981][ T70] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 11.013985][ T70] Call Trace: [ 11.013986][ T70] [ 11.013988][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.013993][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.013995][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 11.014000][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.014004][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.014009][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 11.014011][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.014016][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 11.014019][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.014022][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 11.014024][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.014028][ T70] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.014031][ T70] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.014034][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.014037][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.014040][ T70] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.014042][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.014043][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.014047][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.014049][ T70] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 11.014052][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.014054][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.014058][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.014062][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.014066][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.014068][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.014072][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.014075][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.014077][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.014082][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.014085][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.014086][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.014088][ T70] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.014092][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.014093][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.014096][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 11.014100][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.014103][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.014107][ T70] dev_vprintk_emit (drivers/base/core.c:5000) [ 11.014113][ T70] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 11.014114][ T70] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 11.014121][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.014125][ T70] dev_printk_emit (drivers/base/core.c:5011) [ 11.014128][ T70] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 11.014129][ T70] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 11.014138][ T70] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 11.014143][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 11.014146][ T70] ? netdev_notice (net/core/dev.c:13194) [ 11.014149][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.014151][ T70] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 11.014154][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.014158][ T70] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 11.014165][ T70] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.014167][ T70] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 11.014169][ T70] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 11.014173][ T70] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:224 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 11.014177][ T70] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 11.014183][ T70] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 11.014189][ T70] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 11.014191][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.014193][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.014195][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.014198][ T70] ? process_one_work (kernel/workqueue.c:3386) [ 11.014199][ T70] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 11.014201][ T70] process_one_work (kernel/workqueue.c:3387) [ 11.014207][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 11.014210][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.014217][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 11.014221][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 11.014223][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 11.014226][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 11.014228][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 11.014230][ T70] kthread (kernel/kthread.c:436) [ 11.014232][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.014236][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 11.014238][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.014243][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 11.014246][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.014249][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 11.014251][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 12.195218][ T81] softirqs last disabled at (708610): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 12.195221][ T81] Preemption disabled at: | [ 12.195222][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 12.195233][ T81] Tainted: [W]=WARN [ 12.195234][ T81] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.195237][ T81] Call Trace: [ 12.195239][ T81] [ 12.195241][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.195248][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 12.195251][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 12.195257][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.195262][ T81] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.195268][ T81] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 12.195272][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.195280][ T81] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 12.195283][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.195287][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 12.195292][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.195294][ T81] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.195300][ T81] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.195303][ T81] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.195311][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.195314][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.195322][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.195327][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.195335][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.195341][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.195348][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.195351][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.195357][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.195364][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.195366][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.195375][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.195379][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.195381][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.195384][ T81] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.195390][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.195392][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.195397][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 12.195403][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.195406][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.195409][ T81] ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898) [ 12.195418][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 12.195425][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 12.195434][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.195441][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 12.195444][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 12.195447][ T81] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.195451][ T81] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.195454][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.195456][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.195458][ T81] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.195461][ T81] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.195468][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 12.195476][ T81] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 12.195479][ T81] ? netdev_notice (net/core/dev.c:13194) [ 12.195483][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.195488][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.195491][ T81] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 12.195497][ T81] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 12.195501][ T81] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 12.195505][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.195508][ T81] ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898) [ 12.195510][ T81] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 12.195515][ T81] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 12.195519][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.195524][ T81] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 12.195533][ T81] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 12.195537][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.195542][ T81] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 12.195544][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.195546][ T81] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.195550][ T81] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.195552][ T81] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.195559][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.195567][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.195569][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 12.195574][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.195577][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.195579][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.195581][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.195585][ T81] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 12.195589][ T81] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 12.195592][ T81] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 12.195594][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.195597][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 12.195601][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.195604][ T81] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 12.195607][ T81] ? nla_get_range_signed (lib/nlattr.c:270) [ 12.195616][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.195621][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 12.195633][ T81] rtnl_setlink (net/core/rtnetlink.c:3596) [ 12.195638][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 12.195640][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.195682][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.195684][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.195689][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.195692][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.195694][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.195702][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.195704][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.195708][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 12.195711][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.195717][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 12.195720][ T81] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.195726][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.195729][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.195740][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.195743][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.195749][ T81] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 12.195754][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.195759][ T81] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.195770][ T81] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 12.195773][ T81] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 12.195781][ T81] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.195788][ T81] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.195791][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.195799][ T81] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 12.195806][ T81] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 12.195812][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 12.195816][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 12.195822][ T81] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 12.195827][ T81] ? __ia32_sys_getpeername (net/socket.c:2235) [ 12.195852][ T81] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 12.195855][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.195862][ T81] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 12.195866][ T81] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 12.195868][ T81] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.195870][ T81] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.195874][ T81] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.195878][ T81] RIP: 0033:0x7fb4e36a654e [ 12.195882][ T81] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 12.195884][ T81] RSP: 002b:00007ffcd58e5640 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 12.195888][ T81] RAX: ffffffffffffffda RBX: 0000556cfea45f50 RCX: 00007fb4e36a654e [ 12.195890][ T81] RDX: 0000000000000030 RSI: 0000556cfea3f990 RDI: 0000000000000011 [ 12.195891][ T81] RBP: 00007ffcd58e5650 R08: 00007ffcd58e56a0 R09: 0000000000000080 [ 12.195893][ T81] R10: 0000000000000000 R11: 0000000000000202 R12: 0000556cfeba0b40 [ 12.195894][ T81] R13: 00007ffcd58e5784 R14: 0000000000000000 R15: 0000000000000000 | [ 13.349181][ T279] softirqs last disabled at (1622): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 13.349183][ T279] Preemption disabled at: | [ 13.349184][ T279] vprintk_emit (kernel/printk/printk.c:2471) | [ 13.349193][ T279] Tainted: [W]=WARN [ 13.349193][ T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.349195][ T279] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 13.349199][ T279] Call Trace: [ 13.349200][ T279] [ 13.349202][ T279] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.349208][ T279] ? vprintk_emit (kernel/printk/printk.c:2471) [ 13.349210][ T279] __might_resched.cold (kernel/sched/core.c:9234) [ 13.349215][ T279] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.349218][ T279] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.349223][ T279] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 13.349225][ T279] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.349231][ T279] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 13.349233][ T279] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.349237][ T279] put_chars (drivers/char/virtio_console.c:1176) [ 13.349239][ T279] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.349243][ T279] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.349247][ T279] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 13.349249][ T279] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 13.349253][ T279] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.349256][ T279] ? mark_usage (kernel/locking/lockdep.c:4690) [ 13.349257][ T279] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.349259][ T279] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.349263][ T279] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.349265][ T279] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 13.349268][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.349270][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.349274][ T279] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.349277][ T279] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.349282][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.349284][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.349287][ T279] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.349292][ T279] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.349293][ T279] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.349298][ T279] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.349301][ T279] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.349302][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.349304][ T279] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 13.349308][ T279] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.349309][ T279] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.349312][ T279] vprintk_emit (kernel/printk/printk.c:2479) [ 13.349316][ T279] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.349319][ T279] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.349323][ T279] dev_vprintk_emit (drivers/base/core.c:5000) [ 13.349329][ T279] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 13.349331][ T279] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 13.349338][ T279] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.349341][ T279] dev_printk_emit (drivers/base/core.c:5011) [ 13.349344][ T279] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 13.349345][ T279] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 13.349354][ T279] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 13.349360][ T279] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 13.349362][ T279] ? netdev_notice (net/core/dev.c:13194) [ 13.349366][ T279] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.349368][ T279] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 13.349371][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.349375][ T279] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 13.349382][ T279] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 13.349384][ T279] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 13.349386][ T279] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 13.349390][ T279] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:224 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 13.349394][ T279] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 13.349399][ T279] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 13.349405][ T279] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 13.349408][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.349410][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.349411][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.349415][ T279] ? process_one_work (kernel/workqueue.c:3386) [ 13.349416][ T279] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 13.349417][ T279] process_one_work (kernel/workqueue.c:3387) [ 13.349424][ T279] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 13.349426][ T279] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.349434][ T279] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 13.349437][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 13.349439][ T279] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 13.349442][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 13.349445][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 13.349447][ T279] kthread (kernel/kthread.c:436) [ 13.349449][ T279] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.349452][ T279] ? kthread_affine_preferred (kernel/kthread.c:857) [ 13.349455][ T279] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.349459][ T279] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 13.349463][ T279] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.349466][ T279] ? kthread_affine_preferred (kernel/kthread.c:857) [ 13.349468][ T279] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 14.497864][ C0] | [ 14.497864][ C0] | [ 14.497864][ C0] stack backtrace: | [ 14.497870][ C0] Tainted: [W]=WARN [ 14.497871][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.497873][ C0] Call Trace: [ 14.497874][ C0] [ 14.497876][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.497879][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 14.497882][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 14.497884][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 14.497886][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 14.497887][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 14.497889][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.497891][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 14.497893][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.497895][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.497897][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 14.497898][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 14.497900][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 14.497902][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.497904][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.497906][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.497907][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.497909][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.497911][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.497913][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.497914][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.497916][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.497917][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.497919][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.497920][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.497922][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 14.497924][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.497926][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 14.497928][ C0] _printk (kernel/printk/printk.c:2504) [ 14.497930][ C0] ? snapshot_read.cold (user.c:?) [ 14.497932][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 14.497933][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.497935][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 14.497937][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 14.497938][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 14.497939][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 14.497941][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 14.497943][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 14.497946][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.497949][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.497951][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.497953][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 14.497954][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 14.497956][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 14.497958][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.497960][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.497962][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 14.497964][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 14.497966][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.497969][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.497970][ C0] handle_softirqs (kernel/softirq.c:645) [ 14.497973][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.497974][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 14.497977][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 14.497979][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 14.497980][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 14.497982][ C0] [ 14.497983][ C0] [ 14.497983][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 14.497985][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 14.497986][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 14.497989][ C0] Code: 48 8b 3d 94 f2 f7 01 e8 1f 00 00 00 48 2b 05 58 b3 98 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 16 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 f2 f7 01 mov 0x1f7f294(%rip),%rdi # 0x1f7f29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 b3 98 00 sub 0x98b358(%rip),%rax # 0x98b36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 16 11 00 verw 0x111613(%rip) # 0x11163b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 14.497991][ C0] RSP: 0018:ffffffff89607cf8 EFLAGS: 00000296 [ 14.497994][ C0] RAX: 000000000007d3fd RBX: ffffffff8961c600 RCX: ffffffff866ed307 [ 14.497995][ C0] RDX: ffffffff8961c600 RSI: ffffffff8947097f RDI: ffffffff88e8f560 [ 14.497996][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 14.497997][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff12c0fa2 [ 14.497997][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 14.497999][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 14.498002][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 14.498003][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 14.498005][ C0] default_idle_call (kernel/sched/idle.c:122) [ 14.498006][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 14.498008][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 14.498010][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 14.498013][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.498015][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.498017][ C0] do_idle (kernel/sched/idle.c:355) [ 14.498019][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 14.498021][ C0] rest_init (init/main.c:727) [ 14.498023][ C0] ? __cpuidle_text_end (??:?) [ 14.498026][ C0] ? rest_init (init/main.c:727) [ 14.498027][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 14.498031][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 14.498033][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 14.498035][ C0] start_kernel (init/main.c:1185) [ 14.498037][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 14.498039][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 14.498041][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 14.498059][ C0] softirqs last disabled at (513023): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 14.498061][ C0] Preemption disabled at: | [ 14.498062][ C0] schedule_preempt_disabled (kernel/sched/core.c:7420) | [ 14.498067][ C0] Tainted: [W]=WARN [ 14.498067][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.498068][ C0] Call Trace: [ 14.498069][ C0] [ 14.498069][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.498071][ C0] ? schedule_preempt_disabled (kernel/sched/core.c:7420) [ 14.498072][ C0] __might_resched.cold (kernel/sched/core.c:9234) [ 14.498075][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.498078][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.498080][ C0] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 14.498082][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.498083][ C0] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.498085][ C0] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 14.498086][ C0] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.498088][ C0] put_chars (drivers/char/virtio_console.c:1176) [ 14.498090][ C0] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.498092][ C0] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.498094][ C0] ? mark_usage (kernel/locking/lockdep.c:4658) [ 14.498095][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5208) [ 14.498097][ C0] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.498098][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.498099][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.498101][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.498103][ C0] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.498105][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.498107][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.498108][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.498110][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.498112][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.498113][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.498115][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.498117][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.498119][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.498120][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.498122][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.498123][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.498125][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 14.498127][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.498129][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 14.498130][ C0] _printk (kernel/printk/printk.c:2504) [ 14.498132][ C0] ? snapshot_read.cold (user.c:?) [ 14.498134][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 14.498135][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.498137][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 14.498139][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 14.498140][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 14.498141][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 14.498143][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 14.498145][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 14.498146][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.498148][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.498150][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.498152][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 14.498153][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 14.498155][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 14.498157][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.498159][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.498161][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 14.498163][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 14.498164][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.498166][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.498167][ C0] handle_softirqs (kernel/softirq.c:645) [ 14.498170][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.498171][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 14.498174][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 14.498176][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 14.498177][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 14.498179][ C0] [ 14.498180][ C0] [ 14.498180][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 14.498182][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 14.498183][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 14.498185][ C0] Code: 48 8b 3d 94 f2 f7 01 e8 1f 00 00 00 48 2b 05 58 b3 98 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 16 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 f2 f7 01 mov 0x1f7f294(%rip),%rdi # 0x1f7f29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 b3 98 00 sub 0x98b358(%rip),%rax # 0x98b36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 16 11 00 verw 0x111613(%rip) # 0x11163b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 14.498186][ C0] RSP: 0018:ffffffff89607cf8 EFLAGS: 00000296 [ 14.498187][ C0] RAX: 000000000007d3fd RBX: ffffffff8961c600 RCX: ffffffff866ed307 [ 14.498188][ C0] RDX: ffffffff8961c600 RSI: ffffffff8947097f RDI: ffffffff88e8f560 [ 14.498188][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 14.498189][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff12c0fa2 [ 14.498190][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 14.498191][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 14.498194][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 14.498195][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 14.498197][ C0] default_idle_call (kernel/sched/idle.c:122) [ 14.498198][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 14.498201][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 14.498202][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 14.498204][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.498206][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.498208][ C0] do_idle (kernel/sched/idle.c:355) [ 14.498210][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 14.498212][ C0] rest_init (init/main.c:727) [ 14.498214][ C0] ? __cpuidle_text_end (??:?) [ 14.498216][ C0] ? rest_init (init/main.c:727) [ 14.498218][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 14.498220][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 14.498222][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 14.498223][ C0] start_kernel (init/main.c:1185) [ 14.498225][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 14.498227][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 14.498229][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 15.522324][ T12] softirqs last disabled at (2170): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 15.522326][ T12] Preemption disabled at: | [ 15.522327][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 15.522338][ T12] Tainted: [W]=WARN [ 15.522338][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.522341][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 15.522347][ T12] Call Trace: [ 15.522348][ T12] [ 15.522349][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.522355][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 15.522356][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 15.522360][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.522363][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.522366][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 15.522370][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.522372][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.522375][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 15.522377][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.522378][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 15.522381][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.522382][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 15.522384][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 15.522386][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 15.522388][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.522391][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 15.522393][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.522394][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 15.522396][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.522397][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.522399][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.522400][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.522403][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.522404][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 15.522406][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.522407][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.522408][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.522410][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.522411][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 15.522413][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.522415][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.522417][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.522419][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.522420][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.522421][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.522422][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 15.522423][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.522425][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 15.522427][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.522428][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.522430][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 15.522432][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.522435][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 15.522439][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 15.522441][ T12] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 15.522445][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 15.522447][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 15.522449][ T12] ? asym_cpu_capacity_scan (./include/linux/rculist.h:103) [ 15.522452][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.522454][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 15.522457][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 15.522458][ T12] ? netdev_notice (net/core/dev.c:13194) [ 15.522460][ T12] ? pick_eevdf (kernel/sched/fair.c:969 kernel/sched/fair.c:1201) [ 15.522462][ T12] ? enqueue_hierarchy (./include/trace/events/sched.h:576 (discriminator 2) kernel/sched/stats.h:66 (discriminator 2) kernel/sched/fair.c:6347 (discriminator 2) kernel/sched/fair.c:7944 (discriminator 2)) [ 15.522464][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.522466][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 15.522472][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 15.522474][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 15.522476][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 15.522479][ T12] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:224 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 15.522481][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:113) [ 15.522484][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 15.522486][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 15.522488][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 15.522490][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.522491][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.522493][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.522494][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 15.522497][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 15.522498][ T12] process_one_work (kernel/workqueue.c:3387) [ 15.522501][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 15.522502][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.522505][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.522507][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 15.522510][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 15.522511][ T12] kthread (kernel/kthread.c:436) [ 15.522514][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.522517][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.522518][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 15.522522][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 15.522524][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 15.522526][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.522527][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.761916][ T12] softirqs last disabled at (2170): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 16.761918][ T12] Preemption disabled at: | [ 16.761919][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 16.761930][ T12] Tainted: [W]=WARN [ 16.761931][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.761933][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 16.761939][ T12] Call Trace: [ 16.761941][ T12] [ 16.761942][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.761947][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 16.761949][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 16.761953][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.761957][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.761960][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 16.761963][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.761965][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.761969][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 16.761970][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.761972][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 16.761974][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.761976][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 16.761978][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 16.761980][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 16.761982][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.761984][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 16.761987][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.761988][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 16.761989][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.761991][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.761992][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.761994][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.761996][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.761997][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 16.761999][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.762001][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.762002][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.762003][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.762005][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 16.762007][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.762009][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.762011][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.762013][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.762014][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.762015][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.762017][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.762018][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.762019][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 16.762021][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.762022][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.762024][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 16.762026][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.762028][ T12] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 16.762031][ T12] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 16.762034][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 16.762036][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 16.762041][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 16.762042][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 16.762045][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 16.762047][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 16.762049][ T12] ? should_we_balance (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 kernel/sched/fair.c:13328) [ 16.762052][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 16.762055][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 16.762056][ T12] ? netdev_notice (net/core/dev.c:13194) [ 16.762058][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.762060][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.762061][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.762063][ T12] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 16.762068][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 16.762070][ T12] ? debug_object_free (lib/debugobjects.c:1033) [ 16.762073][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 16.762075][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 16.762078][ T12] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:226 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 16.762082][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 16.762083][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 16.762085][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 16.762087][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.762089][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.762090][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.762092][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 16.762095][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 16.762096][ T12] process_one_work (kernel/workqueue.c:3387) [ 16.762098][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 16.762100][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.762103][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.762105][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 16.762108][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.762109][ T12] kthread (kernel/kthread.c:436) [ 16.762112][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.762114][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.762115][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.762119][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 16.762121][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.762123][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.762124][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 17.960927][ T12] softirqs last disabled at (2170): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 17.960930][ T12] Preemption disabled at: | [ 17.960931][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 17.960946][ T12] Tainted: [W]=WARN [ 17.960947][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.960949][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 17.960958][ T12] Call Trace: [ 17.960960][ T12] [ 17.960962][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.960968][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 17.960971][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 17.960976][ T12] ? geneve_xmit (drivers/net/geneve.c:1633) geneve [ 17.960980][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.960985][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.960989][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 17.960993][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.960996][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.961001][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 17.961004][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.961007][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 17.961010][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.961012][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 17.961015][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 17.961018][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 17.961021][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.961024][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 17.961028][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.961030][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 17.961033][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.961035][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.961037][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.961040][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.961044][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.961046][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 17.961049][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.961051][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.961053][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.961056][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.961059][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 17.961061][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.961064][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.961068][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.961070][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.961073][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.961075][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.961077][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 17.961079][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 17.961081][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 17.961084][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.961086][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.961089][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 17.961092][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.961095][ T12] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 17.961099][ T12] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 17.961103][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 17.961107][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 17.961112][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 17.961114][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 17.961119][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 17.961122][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 17.961125][ T12] ? asym_cpu_capacity_scan (./include/linux/rculist.h:103) [ 17.961130][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 17.961134][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 17.961136][ T12] ? netdev_notice (net/core/dev.c:13194) [ 17.961139][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.961141][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.961144][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.961147][ T12] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 17.961156][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 17.961158][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 17.961161][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 17.961165][ T12] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:226 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 17.961171][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 17.961174][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 17.961180][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 17.961183][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.961186][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.961188][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.961190][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 17.961194][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 17.961196][ T12] process_one_work (kernel/workqueue.c:3387) [ 17.961200][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 17.961203][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.961207][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.961210][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 17.961214][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 17.961217][ T12] kthread (kernel/kthread.c:436) [ 17.961220][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 17.961222][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 17.961225][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 17.961230][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 17.961234][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 17.961236][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 17.961239][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 19.040606][ T12] softirqs last disabled at (2170): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 19.040609][ T12] Preemption disabled at: | [ 19.040611][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 19.040624][ T12] Tainted: [W]=WARN [ 19.040625][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.040627][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 19.040634][ T12] Call Trace: [ 19.040636][ T12] [ 19.040638][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.040644][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 19.040647][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 19.040652][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.040656][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.040661][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 19.040665][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.040668][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.040673][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 19.040675][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.040678][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 19.040681][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.040684][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 19.040687][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 19.040689][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 19.040692][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.040695][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 19.040699][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.040701][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 19.040704][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.040706][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.040708][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.040711][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.040714][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.040716][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 19.040719][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.040721][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.040723][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.040725][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.040727][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 19.040730][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.040733][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.040736][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.040739][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.040741][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.040743][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.040745][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.040746][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 19.040748][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 19.040751][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.040759][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.040761][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 19.040764][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.040767][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.040773][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 19.040778][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 19.040783][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 19.040786][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 19.040788][ T12] ? asym_cpu_capacity_scan (./include/linux/rculist.h:103) [ 19.040792][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.040795][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 19.040799][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 19.040802][ T12] ? netdev_notice (net/core/dev.c:13194) [ 19.040804][ T12] ? pick_eevdf (kernel/sched/fair.c:969 kernel/sched/fair.c:1201) [ 19.040809][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.040812][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 19.040820][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 19.040823][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 19.040825][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 19.040829][ T12] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:224 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 19.040833][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:113) [ 19.040837][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 19.040840][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 19.040846][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 19.040849][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.040851][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.040853][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.040856][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 19.040862][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 19.040864][ T12] process_one_work (kernel/workqueue.c:3387) [ 19.040868][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 19.040871][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 19.040874][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.040878][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 19.040882][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 19.040884][ T12] kthread (kernel/kthread.c:436) [ 19.040887][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.040890][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 19.040893][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 19.040897][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 19.040901][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 19.040904][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 19.040907][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.060910][ T12] softirqs last disabled at (2170): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 20.060912][ T12] Preemption disabled at: | [ 20.060913][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 20.060924][ T12] Tainted: [W]=WARN [ 20.060925][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.060927][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 20.060933][ T12] Call Trace: [ 20.060934][ T12] [ 20.060936][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 20.060941][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 20.060943][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 20.060946][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 20.060948][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 20.060951][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.060955][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 20.060958][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 20.060960][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.060964][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 20.060965][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.060967][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 20.060969][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 20.060971][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 20.060973][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 20.060975][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 20.060977][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 20.060979][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 20.060982][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 20.060983][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 20.060984][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 20.060986][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.060987][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.060989][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 20.060991][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 20.060992][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 20.060994][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.060996][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.060997][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.060998][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.061000][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 20.061001][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 20.061003][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 20.061006][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 20.061007][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.061009][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 20.061010][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.061011][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 20.061012][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 20.061013][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 20.061015][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 20.061017][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 20.061018][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 20.061020][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 20.061022][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.061023][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.061027][ T12] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 20.061028][ T12] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 20.061031][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 20.061033][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 20.061038][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 20.061040][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 20.061042][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 20.061043][ T12] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 20.061046][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 20.061048][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 20.061050][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 20.061052][ T12] ? do_raw_write_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qrwlock.h:98 kernel/locking/spinlock_debug.c:211) [ 20.061054][ T12] ? do_raw_write_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qrwlock.h:98 kernel/locking/spinlock_debug.c:211) [ 20.061055][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 20.061059][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 20.061060][ T12] ? netdev_notice (net/core/dev.c:13194) [ 20.061062][ T12] ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3)) [ 20.061065][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.061066][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.061067][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.061069][ T12] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 20.061075][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 20.061076][ T12] ? debug_object_free (lib/debugobjects.c:1033) [ 20.061080][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 20.061081][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 20.061083][ T12] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:226 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 20.061087][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 20.061088][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 20.061091][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 20.061092][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.061094][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.061095][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.061097][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 20.061100][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 20.061101][ T12] process_one_work (kernel/workqueue.c:3387) [ 20.061103][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 20.061105][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 20.061108][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 20.061110][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 20.061113][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 20.061114][ T12] kthread (kernel/kthread.c:436) [ 20.061116][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.061118][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 20.061120][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.061124][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 20.061126][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.061128][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 20.061129][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 21.220924][ T279] softirqs last disabled at (3475): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 21.220927][ T279] Preemption disabled at: | [ 21.220928][ T279] vprintk_emit (kernel/printk/printk.c:2471) | [ 21.220938][ T279] Tainted: [W]=WARN [ 21.220939][ T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.220941][ T279] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 21.220947][ T279] Call Trace: [ 21.220949][ T279] [ 21.220951][ T279] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 21.220956][ T279] ? vprintk_emit (kernel/printk/printk.c:2471) [ 21.220958][ T279] __might_resched.cold (kernel/sched/core.c:9234) [ 21.220962][ T279] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 21.220964][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.220968][ T279] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 21.220971][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.220973][ T279] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.220977][ T279] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 21.220978][ T279] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.220980][ T279] put_chars (drivers/char/virtio_console.c:1176) [ 21.220982][ T279] ? __send_to_port (drivers/char/virtio_console.c:654) [ 21.220984][ T279] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 21.220986][ T279] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 21.220988][ T279] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 21.220991][ T279] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 21.220993][ T279] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 21.220996][ T279] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 21.220997][ T279] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 21.220999][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.221000][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.221002][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.221004][ T279] console_emit_next_record (kernel/printk/printk.c:3183) [ 21.221006][ T279] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 21.221008][ T279] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 21.221010][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.221012][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.221013][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.221014][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.221016][ T279] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 21.221018][ T279] console_flush_one_record (kernel/printk/printk.c:3268) [ 21.221020][ T279] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 21.221022][ T279] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 21.221024][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.221025][ T279] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 21.221027][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.221028][ T279] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 21.221029][ T279] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 21.221030][ T279] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 21.221032][ T279] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 21.221034][ T279] ? vprintk_emit (kernel/printk/printk.c:2478) [ 21.221036][ T279] vprintk_emit (kernel/printk/printk.c:2479) [ 21.221038][ T279] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 21.221040][ T279] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 21.221043][ T279] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.221047][ T279] dev_vprintk_emit (drivers/base/core.c:5000) [ 21.221051][ T279] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 21.221054][ T279] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 21.221056][ T279] ? do_raw_write_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qrwlock.h:98 kernel/locking/spinlock_debug.c:211) [ 21.221058][ T279] dev_printk_emit (drivers/base/core.c:5011) [ 21.221060][ T279] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 21.221062][ T279] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 21.221064][ T279] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 21.221066][ T279] ? fib6_clean_tree (net/ipv6/ip6_fib.c:89 net/ipv6/ip6_fib.c:2230 net/ipv6/ip6_fib.c:2308) [ 21.221069][ T279] ? fib6_clean_tree (net/ipv6/ip6_fib.c:89 net/ipv6/ip6_fib.c:2230 net/ipv6/ip6_fib.c:2308) [ 21.221070][ T279] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 21.221071][ T279] ? fib6_info_destroy_rcu (net/ipv6/ip6_fib.c:172 (discriminator 1)) [ 21.221073][ T279] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 21.221077][ T279] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 21.221078][ T279] ? netdev_notice (net/core/dev.c:13194) [ 21.221080][ T279] ? __fib6_clean_all (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/ipv6/ip6_fib.c:2329 (discriminator 2)) [ 21.221082][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.221083][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.221084][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.221087][ T279] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 21.221094][ T279] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 21.221095][ T279] ? debug_object_free (lib/debugobjects.c:1033) [ 21.221098][ T279] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 21.221100][ T279] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 21.221103][ T279] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:226 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 21.221107][ T279] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 21.221109][ T279] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 21.221111][ T279] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 21.221114][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.221115][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.221116][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.221118][ T279] ? process_one_work (kernel/workqueue.c:3386) [ 21.221121][ T279] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 21.221122][ T279] process_one_work (kernel/workqueue.c:3387) [ 21.221125][ T279] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 21.221126][ T279] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 21.221130][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.221132][ T279] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 21.221134][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.221136][ T279] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 21.221138][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.221140][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.221141][ T279] kthread (kernel/kthread.c:436) [ 21.221143][ T279] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.221144][ T279] ? kthread_affine_preferred (kernel/kthread.c:857) [ 21.221146][ T279] ret_from_fork (arch/x86/kernel/process.c:158) [ 21.221150][ T279] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 21.221152][ T279] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 21.221154][ T279] ? kthread_affine_preferred (kernel/kthread.c:857) [ 21.221156][ T279] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.736081][ T83] softirqs last disabled at (621978): unix_release_sock (./include/net/sock.h:2138 net/unix/af_unix.c:678) | [ 24.736083][ T83] Preemption disabled at: | [ 24.736084][ T83] vprintk_emit (kernel/printk/printk.c:2471) | [ 24.736095][ T83] Tainted: [W]=WARN [ 24.736096][ T83] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.736098][ T83] Call Trace: [ 24.736099][ T83] [ 24.736100][ T83] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 24.736106][ T83] ? vprintk_emit (kernel/printk/printk.c:2471) [ 24.736108][ T83] __might_resched.cold (kernel/sched/core.c:9234) [ 24.736111][ T83] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 24.736114][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736118][ T83] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 24.736121][ T83] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.736123][ T83] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.736127][ T83] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 24.736128][ T83] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.736130][ T83] put_chars (drivers/char/virtio_console.c:1176) [ 24.736132][ T83] ? __send_to_port (drivers/char/virtio_console.c:654) [ 24.736134][ T83] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 24.736136][ T83] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 24.736138][ T83] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 24.736142][ T83] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 24.736143][ T83] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.736144][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736146][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736148][ T83] console_emit_next_record (kernel/printk/printk.c:3183) [ 24.736150][ T83] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 24.736152][ T83] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 24.736154][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736155][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736157][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736158][ T83] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.736160][ T83] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 24.736161][ T83] console_flush_one_record (kernel/printk/printk.c:3268) [ 24.736163][ T83] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 24.736165][ T83] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 24.736167][ T83] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.736168][ T83] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 24.736169][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736171][ T83] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.736172][ T83] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 24.736173][ T83] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 24.736175][ T83] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 24.736176][ T83] ? vprintk_emit (kernel/printk/printk.c:2478) [ 24.736178][ T83] vprintk_emit (kernel/printk/printk.c:2479) [ 24.736180][ T83] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 24.736182][ T83] ? common_interrupt (arch/x86/kernel/irq.c:273 (discriminator 39)) [ 24.736185][ T83] dev_vprintk_emit (drivers/base/core.c:5000) [ 24.736190][ T83] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 24.736192][ T83] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.736193][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736195][ T83] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.736197][ T83] dev_printk_emit (drivers/base/core.c:5011) [ 24.736198][ T83] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 24.736200][ T83] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.736202][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736203][ T83] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.736204][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736206][ T83] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 24.736209][ T83] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 24.736211][ T83] ? netdev_notice (net/core/dev.c:13194) [ 24.736212][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736213][ T83] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.736214][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736216][ T83] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 24.736217][ T83] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.736218][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736220][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736221][ T83] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.736224][ T83] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 24.736226][ T83] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 24.736227][ T83] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 24.736231][ T83] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 24.736234][ T83] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 24.736236][ T83] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 24.736240][ T83] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 24.736242][ T83] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 24.736244][ T83] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.736245][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736247][ T83] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.736248][ T83] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 24.736251][ T83] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 24.736253][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736254][ T83] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 24.736257][ T83] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.736258][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736259][ T83] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.736260][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736262][ T83] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.736263][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736264][ T83] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.736266][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736267][ T83] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.736268][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736270][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736271][ T83] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 24.736274][ T83] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 24.736275][ T83] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 24.736276][ T83] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.736277][ T83] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 24.736279][ T83] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 24.736280][ T83] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 24.736282][ T83] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 24.736284][ T83] ? nla_get_range_signed (lib/nlattr.c:270) [ 24.736288][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736289][ T83] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.736291][ T83] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 24.736295][ T83] rtnl_setlink (net/core/rtnetlink.c:3596) [ 24.736297][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736298][ T83] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 24.736300][ T83] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.736306][ T83] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 24.736309][ T83] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.736311][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736313][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736314][ T83] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.736316][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736317][ T83] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.736318][ T83] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 24.736320][ T83] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 24.736321][ T83] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 24.736323][ T83] ? __kernel_text_address (kernel/extable.c:79) [ 24.736325][ T83] ? write_profile (profile.c:?) [ 24.736327][ T83] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 24.736329][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736331][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736332][ T83] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 24.736334][ T83] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.736335][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736336][ T83] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 24.736338][ T83] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 24.736340][ T83] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.736342][ T83] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 24.736344][ T83] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 24.736346][ T83] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 24.736349][ T83] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.736351][ T83] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.736352][ T83] ? netlink_ack (./include/linux/skbuff.h:2718) [ 24.736354][ T83] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 24.736357][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736358][ T83] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.736360][ T83] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 24.736362][ T83] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 24.736364][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736365][ T83] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.736366][ T83] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 24.736368][ T83] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 24.736370][ T83] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 24.736372][ T83] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.736373][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736375][ T83] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.736376][ T83] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 24.736379][ T83] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 24.736382][ T83] ? __ia32_sys_getpeername (net/socket.c:2235) [ 24.736385][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.736387][ T83] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.736388][ T83] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 24.736390][ T83] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.736391][ T83] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 24.736393][ T83] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 24.736395][ T83] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 24.736396][ T83] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 24.736398][ T83] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.736400][ T83] RIP: 0033:0x7fb4e36a654e [ 24.736403][ T83] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 24.736405][ T83] RSP: 002b:00007ffcd58e5640 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 24.736409][ T83] RAX: ffffffffffffffda RBX: 0000556cfea45f50 RCX: 00007fb4e36a654e [ 24.736410][ T83] RDX: 0000000000000030 RSI: 0000556cfeb8de10 RDI: 0000000000000016 [ 24.736411][ T83] RBP: 00007ffcd58e5650 R08: 00007ffcd58e56a0 R09: 0000000000000080 [ 24.736411][ T83] R10: 0000000000000000 R11: 0000000000000202 R12: 0000556cfeb9eac0 [ 24.736412][ T83] R13: 00007ffcd58e5784 R14: 0000000000000000 R15: 0000000000000000 | [ 27.939115][ T81] softirqs last disabled at (981018): unix_release_sock (./include/net/sock.h:2138 net/unix/af_unix.c:678) | [ 27.939118][ T81] Preemption disabled at: | [ 27.939119][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 27.939136][ T81] Tainted: [W]=WARN [ 27.939138][ T81] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.939140][ T81] Call Trace: [ 27.939142][ T81] [ 27.939143][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 27.939149][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 27.939151][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 27.939156][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 27.939160][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939164][ T81] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 27.939168][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.939170][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.939175][ T81] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 27.939177][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.939180][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 27.939182][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 27.939184][ T81] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 27.939187][ T81] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 27.939191][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 27.939195][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 27.939197][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.939199][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939202][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939205][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 27.939208][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 27.939210][ T81] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 27.939213][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939215][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939218][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939220][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.939222][ T81] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 27.939224][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 27.939227][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 27.939231][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 27.939233][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.939235][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 27.939237][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939239][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.939241][ T81] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 27.939243][ T81] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 27.939246][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 27.939248][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 27.939251][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 27.939254][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 27.939256][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 27.939263][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 27.939268][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 27.939271][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.939273][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939275][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.939278][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 27.939281][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 27.939284][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.939286][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939288][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.939290][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939293][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 27.939297][ T81] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 27.939299][ T81] ? netdev_notice (net/core/dev.c:13194) [ 27.939301][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939303][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.939304][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939307][ T81] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 27.939309][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.939311][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939313][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939315][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 27.939318][ T81] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 27.939321][ T81] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 27.939323][ T81] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 27.939327][ T81] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 27.939332][ T81] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 27.939335][ T81] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 27.939340][ T81] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 27.939343][ T81] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 27.939345][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.939347][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939349][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.939351][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 27.939353][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 27.939355][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939357][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 27.939361][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.939363][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939365][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.939366][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939369][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.939370][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939373][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.939375][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939377][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.939379][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939381][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939383][ T81] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 27.939386][ T81] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 27.939388][ T81] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 27.939390][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.939392][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 27.939394][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 27.939396][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 27.939399][ T81] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 27.939401][ T81] ? nla_get_range_signed (lib/nlattr.c:270) [ 27.939406][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939409][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.939411][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 27.939417][ T81] rtnl_setlink (net/core/rtnetlink.c:3596) [ 27.939419][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939422][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 27.939425][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.939435][ T81] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 27.939439][ T81] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.939442][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939444][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939446][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.939448][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939450][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.939452][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 27.939454][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 27.939456][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 27.939459][ T81] ? __kernel_text_address (kernel/extable.c:79) [ 27.939461][ T81] ? write_profile (profile.c:?) [ 27.939465][ T81] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 27.939467][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939470][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939472][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 27.939474][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.939476][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939478][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 27.939481][ T81] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 27.939484][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.939486][ T81] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 27.939489][ T81] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 27.939493][ T81] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 27.939497][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 27.939499][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.939501][ T81] ? netlink_ack (./include/linux/skbuff.h:2718) [ 27.939503][ T81] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 27.939507][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939510][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.939512][ T81] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 27.939515][ T81] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 27.939518][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939520][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.939522][ T81] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 27.939525][ T81] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 27.939528][ T81] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 27.939530][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.939532][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939534][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.939536][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 27.939540][ T81] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 27.939544][ T81] ? __ia32_sys_getpeername (net/socket.c:2235) [ 27.939549][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.939551][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 27.939554][ T81] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 27.939556][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 27.939558][ T81] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 27.939561][ T81] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 27.939563][ T81] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 27.939566][ T81] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 27.939569][ T81] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.939571][ T81] RIP: 0033:0x7fb4e36a654e [ 27.939575][ T81] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 27.939577][ T81] RSP: 002b:00007ffcd58e5640 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 27.939582][ T81] RAX: ffffffffffffffda RBX: 0000556cfea45f50 RCX: 00007fb4e36a654e [ 27.939584][ T81] RDX: 0000000000000030 RSI: 0000556cfea2ecb0 RDI: 0000000000000011 [ 27.939585][ T81] RBP: 00007ffcd58e5650 R08: 00007ffcd58e56a0 R09: 0000000000000080 [ 27.939587][ T81] R10: 0000000000000000 R11: 0000000000000202 R12: 0000556cfebcf970 [ 27.939588][ T81] R13: 00007ffcd58e5784 R14: 0000000000000000 R15: 0000000000000000 | [ 29.031930][ T12] softirqs last disabled at (2170): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 29.031933][ T12] Preemption disabled at: | [ 29.031933][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 29.031947][ T12] Tainted: [W]=WARN [ 29.031949][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.031951][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 29.031960][ T12] Call Trace: [ 29.031962][ T12] [ 29.031965][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 29.031970][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 29.031973][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 29.031978][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 29.031982][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.031986][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 29.031990][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 29.031993][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.031998][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 29.032000][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.032003][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 29.032006][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 29.032008][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 29.032011][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 29.032014][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 29.032017][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 29.032020][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 29.032023][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 29.032025][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 29.032028][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 29.032030][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.032032][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.032035][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 29.032038][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 29.032041][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 29.032044][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.032046][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.032048][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.032050][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.032053][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 29.032055][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 29.032058][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 29.032062][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 29.032064][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.032066][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 29.032068][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.032070][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.032072][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 29.032074][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 29.032077][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 29.032079][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 29.032082][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 29.032085][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 29.032087][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 29.032092][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 29.032096][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 29.032099][ T12] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 29.032105][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 29.032108][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 29.032111][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 29.032116][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 29.032120][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 29.032122][ T12] ? netdev_notice (net/core/dev.c:13194) [ 29.032125][ T12] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 29.032128][ T12] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 29.032130][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.032133][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 29.032142][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 29.032144][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 29.032147][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 29.032151][ T12] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:224 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 29.032156][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 29.032159][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 29.032163][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 29.032166][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.032168][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.032170][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.032173][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 29.032176][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 29.032178][ T12] process_one_work (kernel/workqueue.c:3387) [ 29.032182][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 29.032185][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 29.032189][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 29.032193][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 29.032197][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 29.032199][ T12] kthread (kernel/kthread.c:436) [ 29.032202][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.032206][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 29.032208][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 29.032213][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 29.032217][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 29.032220][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 29.032222][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 30.134774][ T81] softirqs last disabled at (981018): unix_release_sock (./include/net/sock.h:2138 net/unix/af_unix.c:678) | [ 30.134777][ T81] Preemption disabled at: | [ 30.134778][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 30.134797][ T81] Tainted: [W]=WARN [ 30.134799][ T81] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.134801][ T81] Call Trace: [ 30.134803][ T81] [ 30.134804][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.134810][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 30.134812][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 30.134817][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.134820][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.134824][ T81] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 30.134828][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.134831][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.134836][ T81] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 30.134838][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.134841][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 30.134843][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.134846][ T81] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 30.134848][ T81] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 30.134852][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.134860][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.134862][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.134864][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.134866][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.134870][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.134873][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.134875][ T81] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 30.134878][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.134880][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.134882][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.134884][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.134887][ T81] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 30.134889][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.134892][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.134896][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.134898][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.134900][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.134902][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.134904][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 30.134906][ T81] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.134907][ T81] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 30.134910][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.134912][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.134915][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 30.134918][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.134921][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 30.134927][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 30.134932][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 30.134936][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 30.134938][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.134940][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.134943][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 30.134945][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 30.134948][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 30.134951][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.134954][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.134957][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.134960][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 30.134964][ T81] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 30.134966][ T81] ? netdev_notice (net/core/dev.c:13194) [ 30.134968][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.134970][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.134972][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.134974][ T81] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 30.134976][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.134978][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.134980][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.134982][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 30.134986][ T81] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 30.134989][ T81] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 30.134991][ T81] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 30.134995][ T81] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 30.134999][ T81] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 30.135003][ T81] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 30.135007][ T81] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 30.135011][ T81] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 30.135013][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.135015][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135017][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 30.135019][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 30.135021][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 30.135023][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135025][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 30.135029][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.135031][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135033][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 30.135035][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135037][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.135039][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135041][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 30.135043][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135046][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.135047][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135049][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135051][ T81] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 30.135055][ T81] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 30.135058][ T81] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 30.135059][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 30.135061][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 30.135063][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 30.135066][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 30.135068][ T81] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 30.135070][ T81] ? nla_get_range_signed (lib/nlattr.c:270) [ 30.135076][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135078][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.135081][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 30.135086][ T81] rtnl_setlink (net/core/rtnetlink.c:3596) [ 30.135089][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135091][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 30.135094][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 30.135103][ T81] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 30.135107][ T81] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.135110][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135112][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135114][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.135116][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135118][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 30.135120][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 30.135122][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 30.135124][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 30.135127][ T81] ? __kernel_text_address (kernel/extable.c:79) [ 30.135129][ T81] ? write_profile (profile.c:?) [ 30.135133][ T81] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.135136][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135138][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135140][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 30.135142][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.135144][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135147][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 30.135149][ T81] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 30.135152][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.135155][ T81] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 30.135157][ T81] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 30.135161][ T81] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 30.135165][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.135168][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 30.135170][ T81] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.135172][ T81] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 30.135176][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135178][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 30.135181][ T81] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.135184][ T81] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.135186][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135189][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 30.135191][ T81] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 30.135193][ T81] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 30.135196][ T81] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.135199][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.135201][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135203][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 30.135205][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 30.135209][ T81] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 30.135212][ T81] ? __ia32_sys_getpeername (net/socket.c:2235) [ 30.135218][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.135220][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 30.135223][ T81] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 30.135225][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 30.135227][ T81] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 30.135230][ T81] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 30.135232][ T81] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.135235][ T81] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.135238][ T81] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.135240][ T81] RIP: 0033:0x7fb4e36a654e [ 30.135244][ T81] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 30.135247][ T81] RSP: 002b:00007ffcd58e5640 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 30.135251][ T81] RAX: ffffffffffffffda RBX: 0000556cfea45f50 RCX: 00007fb4e36a654e [ 30.135253][ T81] RDX: 0000000000000030 RSI: 0000556cfebd3af0 RDI: 0000000000000011 [ 30.135254][ T81] RBP: 00007ffcd58e5650 R08: 00007ffcd58e56a0 R09: 0000000000000080 [ 30.135256][ T81] R10: 0000000000000000 R11: 0000000000000202 R12: 0000556cfebd4940 [ 30.135257][ T81] R13: 00007ffcd58e5784 R14: 0000000000000000 R15: 0000000000000000 | [ 31.262673][ T279] softirqs last disabled at (3475): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 31.262676][ T279] Preemption disabled at: | [ 31.262677][ T279] vprintk_emit (kernel/printk/printk.c:2471) | [ 31.262687][ T279] Tainted: [W]=WARN [ 31.262688][ T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.262690][ T279] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 31.262696][ T279] Call Trace: [ 31.262698][ T279] [ 31.262700][ T279] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.262705][ T279] ? vprintk_emit (kernel/printk/printk.c:2471) [ 31.262706][ T279] __might_resched.cold (kernel/sched/core.c:9234) [ 31.262710][ T279] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 31.262713][ T279] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.262716][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.262719][ T279] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 31.262722][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.262724][ T279] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.262727][ T279] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 31.262729][ T279] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.262731][ T279] put_chars (drivers/char/virtio_console.c:1176) [ 31.262733][ T279] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.262734][ T279] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 31.262737][ T279] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 31.262739][ T279] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 31.262741][ T279] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.262743][ T279] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 31.262745][ T279] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.262747][ T279] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 31.262748][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.262750][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.262751][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.262753][ T279] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.262755][ T279] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.262756][ T279] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 31.262758][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.262760][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.262761][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.262762][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.262764][ T279] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 31.262765][ T279] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.262767][ T279] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.262770][ T279] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.262771][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.262772][ T279] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.262774][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.262775][ T279] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.262776][ T279] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.262777][ T279] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 31.262779][ T279] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.262781][ T279] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.262782][ T279] vprintk_emit (kernel/printk/printk.c:2479) [ 31.262784][ T279] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.262786][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.262789][ T279] dev_vprintk_emit (drivers/base/core.c:5000) [ 31.262800][ T279] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 31.262802][ T279] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 31.262807][ T279] dev_printk_emit (drivers/base/core.c:5011) [ 31.262809][ T279] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 31.262810][ T279] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 31.262813][ T279] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 31.262816][ T279] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 31.262818][ T279] ? netdev_notice (net/core/dev.c:13194) [ 31.262820][ T279] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 31.262821][ T279] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 31.262823][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.262825][ T279] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 31.262831][ T279] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 31.262832][ T279] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 31.262834][ T279] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 31.262837][ T279] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:224 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 31.262839][ T279] ? do_raw_spin_trylock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:93 kernel/locking/spinlock_debug.c:123) [ 31.262842][ T279] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 31.262843][ T279] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 31.262846][ T279] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 31.262848][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.262849][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.262850][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.262852][ T279] ? process_one_work (kernel/workqueue.c:3386) [ 31.262855][ T279] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 31.262861][ T279] process_one_work (kernel/workqueue.c:3387) [ 31.262863][ T279] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 31.262865][ T279] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.262868][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.262870][ T279] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 31.262872][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 31.262874][ T279] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 31.262876][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 31.262877][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 31.262879][ T279] kthread (kernel/kthread.c:436) [ 31.262880][ T279] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.262884][ T279] ? kthread_affine_preferred (kernel/kthread.c:857) [ 31.262885][ T279] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.262889][ T279] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 31.262891][ T279] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.262893][ T279] ? kthread_affine_preferred (kernel/kthread.c:857) [ 31.262894][ T279] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 32.546170][ T12] softirqs last disabled at (2170): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 32.546172][ T12] Preemption disabled at: | [ 32.546173][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 32.546184][ T12] Tainted: [W]=WARN [ 32.546185][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.546187][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 32.546193][ T12] Call Trace: [ 32.546195][ T12] [ 32.546196][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.546201][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 32.546202][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 32.546206][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.546209][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.546212][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 32.546215][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.546217][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.546221][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 32.546223][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.546225][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 32.546227][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.546228][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 32.546230][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 32.546232][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 32.546234][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.546236][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 32.546239][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.546240][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 32.546241][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.546243][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.546244][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.546246][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.546248][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.546250][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 32.546252][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.546253][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.546254][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.546256][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.546257][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 32.546259][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.546261][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.546263][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.546264][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.546266][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.546267][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.546268][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.546269][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.546271][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 32.546273][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.546274][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.546276][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 32.546278][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.546279][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.546282][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 32.546286][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 32.546288][ T12] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 32.546293][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 32.546295][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 32.546296][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 32.546300][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 32.546302][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 32.546304][ T12] ? netdev_notice (net/core/dev.c:13194) [ 32.546306][ T12] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 32.546307][ T12] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 32.546309][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.546311][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 32.546316][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 32.546318][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 32.546319][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 32.546323][ T12] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:224 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 32.546326][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 32.546328][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 32.546330][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 32.546332][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.546334][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.546335][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.546337][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 32.546339][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 32.546340][ T12] process_one_work (kernel/workqueue.c:3387) [ 32.546343][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 32.546345][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.546348][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.546350][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 32.546353][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 32.546354][ T12] kthread (kernel/kthread.c:436) [ 32.546357][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 32.546360][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 32.546361][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 32.546365][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 32.546367][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 32.546370][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 32.546371][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 33.685574][ T81] softirqs last disabled at (981018): unix_release_sock (./include/net/sock.h:2138 net/unix/af_unix.c:678) | [ 33.685576][ T81] Preemption disabled at: | [ 33.685577][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 33.685589][ T81] Tainted: [W]=WARN [ 33.685590][ T81] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.685591][ T81] Call Trace: [ 33.685593][ T81] [ 33.685594][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.685600][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 33.685601][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 33.685605][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.685609][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685612][ T81] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 33.685615][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.685617][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.685621][ T81] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 33.685622][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.685624][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 33.685626][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.685628][ T81] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 33.685630][ T81] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 33.685632][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.685636][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.685637][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.685638][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685640][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685642][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.685644][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.685645][ T81] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 33.685648][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685649][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685650][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685652][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.685653][ T81] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 33.685655][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.685657][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.685659][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.685660][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.685662][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.685663][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685664][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.685665][ T81] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 33.685667][ T81] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 33.685669][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.685670][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.685672][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 33.685674][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.685676][ T81] ? kasan_save_stack (mm/kasan/common.c:58) [ 33.685678][ T81] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 33.685683][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 33.685687][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 33.685689][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.685690][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685692][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.685694][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 33.685696][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 33.685698][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.685699][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685700][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.685701][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685703][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 33.685706][ T81] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 33.685708][ T81] ? netdev_notice (net/core/dev.c:13194) [ 33.685709][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685710][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.685712][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685713][ T81] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 33.685714][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.685716][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685717][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685718][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.685721][ T81] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 33.685723][ T81] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 33.685725][ T81] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 33.685728][ T81] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 33.685731][ T81] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 33.685734][ T81] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 33.685737][ T81] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 33.685739][ T81] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 33.685741][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.685742][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685743][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.685745][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 33.685747][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 33.685749][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685750][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 33.685753][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.685754][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685756][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.685757][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685758][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.685760][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685761][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.685762][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685764][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.685765][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685766][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685768][ T81] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 33.685771][ T81] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 33.685772][ T81] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 33.685773][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.685774][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 33.685776][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 33.685777][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 33.685779][ T81] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 33.685780][ T81] ? nla_get_range_signed (lib/nlattr.c:270) [ 33.685784][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685786][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.685788][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 33.685792][ T81] rtnl_setlink (net/core/rtnetlink.c:3596) [ 33.685794][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685796][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 33.685797][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.685808][ T81] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 33.685811][ T81] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.685813][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685815][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685816][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.685817][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685819][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.685820][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 33.685821][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 33.685823][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 33.685825][ T81] ? __kernel_text_address (kernel/extable.c:79) [ 33.685826][ T81] ? write_profile (profile.c:?) [ 33.685829][ T81] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 33.685831][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685833][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685834][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 33.685836][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.685837][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685838][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 33.685840][ T81] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 33.685842][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 33.685844][ T81] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 33.685845][ T81] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 33.685848][ T81] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 33.685851][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 33.685853][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.685854][ T81] ? netlink_ack (./include/linux/skbuff.h:2718) [ 33.685856][ T81] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 33.685861][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685863][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.685864][ T81] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 33.685866][ T81] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 33.685868][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685870][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.685871][ T81] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 33.685873][ T81] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 33.685875][ T81] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 33.685877][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.685878][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685880][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.685881][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 33.685884][ T81] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 33.685886][ T81] ? __ia32_sys_getpeername (net/socket.c:2235) [ 33.685890][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.685891][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.685893][ T81] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 33.685894][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.685896][ T81] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 33.685898][ T81] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 33.685899][ T81] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 33.685902][ T81] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 33.685904][ T81] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.685906][ T81] RIP: 0033:0x7fb4e36a654e [ 33.685909][ T81] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 33.685911][ T81] RSP: 002b:00007ffcd58e5640 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 33.685915][ T81] RAX: ffffffffffffffda RBX: 0000556cfea45f50 RCX: 00007fb4e36a654e [ 33.685916][ T81] RDX: 0000000000000030 RSI: 0000556cfebd3b20 RDI: 0000000000000011 [ 33.685917][ T81] RBP: 00007ffcd58e5650 R08: 00007ffcd58e56a0 R09: 0000000000000080 [ 33.685917][ T81] R10: 0000000000000000 R11: 0000000000000202 R12: 0000556cfebe1ad0 [ 33.685918][ T81] R13: 00007ffcd58e5784 R14: 0000000000000000 R15: 0000000000000000 | [ 34.715925][ T279] softirqs last disabled at (3475): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 34.715928][ T279] Preemption disabled at: | [ 34.715929][ T279] vprintk_emit (kernel/printk/printk.c:2471) | [ 34.715940][ T279] Tainted: [W]=WARN [ 34.715941][ T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.715943][ T279] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 34.715950][ T279] Call Trace: [ 34.715952][ T279] [ 34.715954][ T279] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 34.715960][ T279] ? vprintk_emit (kernel/printk/printk.c:2471) [ 34.715962][ T279] __might_resched.cold (kernel/sched/core.c:9234) [ 34.715966][ T279] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 34.715969][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.715973][ T279] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 34.715976][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.715979][ T279] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.715983][ T279] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 34.715984][ T279] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.715986][ T279] put_chars (drivers/char/virtio_console.c:1176) [ 34.715989][ T279] ? __send_to_port (drivers/char/virtio_console.c:654) [ 34.715990][ T279] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 34.715993][ T279] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 34.715995][ T279] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 34.715997][ T279] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 34.716000][ T279] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 34.716002][ T279] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 34.716004][ T279] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 34.716006][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.716007][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.716009][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.716011][ T279] console_emit_next_record (kernel/printk/printk.c:3183) [ 34.716014][ T279] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 34.716015][ T279] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 34.716018][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.716019][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.716021][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.716022][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.716024][ T279] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 34.716026][ T279] console_flush_one_record (kernel/printk/printk.c:3268) [ 34.716028][ T279] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 34.716031][ T279] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 34.716032][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.716033][ T279] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 34.716035][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.716036][ T279] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.716037][ T279] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 34.716039][ T279] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 34.716041][ T279] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 34.716042][ T279] ? vprintk_emit (kernel/printk/printk.c:2478) [ 34.716044][ T279] vprintk_emit (kernel/printk/printk.c:2479) [ 34.716046][ T279] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 34.716049][ T279] dev_vprintk_emit (drivers/base/core.c:5000) [ 34.716054][ T279] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 34.716056][ T279] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 34.716061][ T279] dev_printk_emit (drivers/base/core.c:5011) [ 34.716063][ T279] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 34.716066][ T279] ? should_we_balance (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 kernel/sched/fair.c:13328) [ 34.716068][ T279] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 34.716071][ T279] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 34.716073][ T279] ? netdev_notice (net/core/dev.c:13194) [ 34.716075][ T279] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 34.716077][ T279] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 34.716078][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.716081][ T279] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 34.716087][ T279] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 34.716089][ T279] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 34.716091][ T279] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 34.716094][ T279] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:226 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 34.716097][ T279] ? do_raw_spin_trylock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:93 kernel/locking/spinlock_debug.c:123) [ 34.716100][ T279] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 34.716101][ T279] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 34.716104][ T279] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 34.716106][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.716108][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.716109][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.716111][ T279] ? process_one_work (kernel/workqueue.c:3386) [ 34.716113][ T279] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 34.716114][ T279] process_one_work (kernel/workqueue.c:3387) [ 34.716117][ T279] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 34.716119][ T279] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 34.716122][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.716125][ T279] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 34.716127][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 34.716128][ T279] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 34.716130][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 34.716132][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 34.716133][ T279] kthread (kernel/kthread.c:436) [ 34.716135][ T279] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.716138][ T279] ? kthread_affine_preferred (kernel/kthread.c:857) [ 34.716140][ T279] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.716144][ T279] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 34.716146][ T279] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.716148][ T279] ? kthread_affine_preferred (kernel/kthread.c:857) [ 34.716149][ T279] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 35.788913][ T279] softirqs last disabled at (3475): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 35.788916][ T279] Preemption disabled at: | [ 35.788916][ T279] vprintk_emit (kernel/printk/printk.c:2471) | [ 35.788926][ T279] Tainted: [W]=WARN [ 35.788927][ T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.788930][ T279] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 35.788935][ T279] Call Trace: [ 35.788937][ T279] [ 35.788938][ T279] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 35.788943][ T279] ? vprintk_emit (kernel/printk/printk.c:2471) [ 35.788945][ T279] __might_resched.cold (kernel/sched/core.c:9234) [ 35.788949][ T279] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 35.788952][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.788955][ T279] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 35.788958][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.788960][ T279] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.788964][ T279] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 35.788965][ T279] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.788967][ T279] put_chars (drivers/char/virtio_console.c:1176) [ 35.788970][ T279] ? __send_to_port (drivers/char/virtio_console.c:654) [ 35.788971][ T279] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 35.788973][ T279] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 35.788975][ T279] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 35.788977][ T279] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 35.788979][ T279] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 35.788982][ T279] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 35.788983][ T279] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 35.788985][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.788986][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.788987][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.788989][ T279] console_emit_next_record (kernel/printk/printk.c:3183) [ 35.788991][ T279] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 35.788993][ T279] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 35.788995][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.788996][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.788997][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.788999][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.789000][ T279] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 35.789002][ T279] console_flush_one_record (kernel/printk/printk.c:3268) [ 35.789004][ T279] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 35.789006][ T279] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 35.789008][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.789009][ T279] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 35.789010][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.789011][ T279] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.789012][ T279] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 35.789014][ T279] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 35.789016][ T279] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 35.789017][ T279] ? vprintk_emit (kernel/printk/printk.c:2478) [ 35.789019][ T279] vprintk_emit (kernel/printk/printk.c:2479) [ 35.789021][ T279] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 35.789023][ T279] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.789027][ T279] dev_vprintk_emit (drivers/base/core.c:5000) [ 35.789031][ T279] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 35.789034][ T279] dev_printk_emit (drivers/base/core.c:5011) [ 35.789036][ T279] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 35.789038][ T279] ? asym_cpu_capacity_scan (./include/linux/rculist.h:103) [ 35.789041][ T279] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 35.789044][ T279] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 35.789046][ T279] ? netdev_notice (net/core/dev.c:13194) [ 35.789048][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.789049][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.789051][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.789053][ T279] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 35.789058][ T279] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 35.789059][ T279] ? debug_object_free (lib/debugobjects.c:1033) [ 35.789063][ T279] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 35.789064][ T279] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 35.789068][ T279] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:226 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 35.789072][ T279] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 35.789073][ T279] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 35.789076][ T279] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 35.789077][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.789079][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.789080][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.789082][ T279] ? process_one_work (kernel/workqueue.c:3386) [ 35.789084][ T279] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 35.789085][ T279] process_one_work (kernel/workqueue.c:3387) [ 35.789088][ T279] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 35.789089][ T279] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 35.789092][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.789094][ T279] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 35.789096][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 35.789097][ T279] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 35.789099][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 35.789101][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 35.789102][ T279] kthread (kernel/kthread.c:436) [ 35.789104][ T279] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.789106][ T279] ? kthread_affine_preferred (kernel/kthread.c:857) [ 35.789107][ T279] ret_from_fork (arch/x86/kernel/process.c:158) [ 35.789111][ T279] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 35.789113][ T279] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 35.789116][ T279] ? kthread_affine_preferred (kernel/kthread.c:857) [ 35.789117][ T279] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.810208][ T2786] softirqs last disabled at (0): 0x0 | [ 36.810209][ T2786] Preemption disabled at: | [ 36.810210][ T2786] vprintk_emit (kernel/printk/printk.c:2471) | [ 36.810220][ T2786] Tainted: [W]=WARN [ 36.810221][ T2786] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.810223][ T2786] Call Trace: [ 36.810224][ T2786] [ 36.810225][ T2786] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 36.810230][ T2786] ? vprintk_emit (kernel/printk/printk.c:2471) [ 36.810232][ T2786] __might_resched.cold (kernel/sched/core.c:9234) [ 36.810236][ T2786] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 36.810239][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810242][ T2786] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 36.810245][ T2786] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 36.810247][ T2786] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 36.810251][ T2786] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 36.810252][ T2786] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 36.810254][ T2786] put_chars (drivers/char/virtio_console.c:1176) [ 36.810256][ T2786] ? __send_to_port (drivers/char/virtio_console.c:654) [ 36.810257][ T2786] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 36.810259][ T2786] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 36.810261][ T2786] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 36.810263][ T2786] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 36.810267][ T2786] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 36.810268][ T2786] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 36.810269][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810271][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810272][ T2786] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.810274][ T2786] console_emit_next_record (kernel/printk/printk.c:3183) [ 36.810276][ T2786] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 36.810277][ T2786] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 36.810279][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810281][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810282][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810284][ T2786] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.810285][ T2786] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 36.810286][ T2786] console_flush_one_record (kernel/printk/printk.c:3268) [ 36.810288][ T2786] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 36.810291][ T2786] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 36.810292][ T2786] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.810293][ T2786] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 36.810295][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810296][ T2786] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 36.810297][ T2786] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 36.810298][ T2786] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 36.810300][ T2786] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 36.810301][ T2786] ? vprintk_emit (kernel/printk/printk.c:2478) [ 36.810303][ T2786] vprintk_emit (kernel/printk/printk.c:2479) [ 36.810305][ T2786] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 36.810307][ T2786] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 36.810310][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810313][ T2786] dev_vprintk_emit (drivers/base/core.c:5000) [ 36.810317][ T2786] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 36.810319][ T2786] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.810321][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810323][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810325][ T2786] dev_printk_emit (drivers/base/core.c:5011) [ 36.810327][ T2786] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 36.810328][ T2786] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 36.810332][ T2786] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 36.810333][ T2786] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 36.810334][ T2786] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.810336][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810337][ T2786] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 36.810340][ T2786] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 36.810342][ T2786] ? netdev_notice (net/core/dev.c:13194) [ 36.810344][ T2786] ? __hrtimer_start_range_ns (kernel/time/hrtimer.c:1429) [ 36.810348][ T2786] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 36.810355][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810356][ T2786] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 36.810359][ T2786] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:226 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 36.810363][ T2786] ? __mutex_lock (kernel/locking/mutex.c:649 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 36.810367][ T2786] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 36.810368][ T2786] ? update_load_avg (kernel/sched/fair.c:5864) [ 36.810371][ T2786] udp_tunnel_nic_flush (net/ipv4/udp_tunnel_nic.c:691) udp_tunnel [ 36.810373][ T2786] ? lock_release (./include/linux/cpumask.h:139 (discriminator 2) ./include/linux/cpumask.h:146 (discriminator 2) ./include/linux/cpumask.h:650 (discriminator 2) ./include/linux/cpumask.h:1232 (discriminator 2) ./include/trace/events/lock.h:68 (discriminator 2) ./include/trace/events/lock.h:68 (discriminator 2) kernel/locking/lockdep.c:5920 (discriminator 2)) [ 36.810375][ T2786] udp_tunnel_nic_netdevice_event (net/ipv4/udp_tunnel_nic.c:961) udp_tunnel [ 36.810377][ T2786] ? failover_register (net/core/failover.c:272) [ 36.810380][ T2786] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 36.810383][ T2786] ? addrconf_notify (./include/net/net_namespace.h:422 (discriminator 1) ./include/linux/netdevice.h:2807 (discriminator 1) net/ipv6/addrconf.c:3679 (discriminator 1)) [ 36.810386][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810388][ T2786] notifier_call_chain (kernel/notifier.c:85) [ 36.810391][ T2786] __dev_close_many (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:1769) [ 36.810394][ T2786] ? netif_open (net/core/dev.c:1755) [ 36.810397][ T2786] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 36.810400][ T2786] ? __local_bh_enable_ip (kernel/softirq.c:480 (discriminator 2)) [ 36.810403][ T2786] __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 36.810404][ T2786] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 36.810406][ T2786] ? __kernel_text_address (kernel/extable.c:79) [ 36.810409][ T2786] ? write_profile (profile.c:?) [ 36.810412][ T2786] netif_change_flags (net/core/dev.c:9877) [ 36.810413][ T2786] ? do_setlink.isra.0 (./include/linux/netdevice.h:2861 ./include/net/netdev_lock.h:42 ./include/net/netdev_lock.h:39 net/core/rtnetlink.c:3176) [ 36.810415][ T2786] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 36.810417][ T2786] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 36.810419][ T2786] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 36.810420][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810422][ T2786] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 36.810426][ T2786] ? kasan_save_stack (mm/kasan/common.c:58) [ 36.810427][ T2786] ? kasan_save_stack (mm/kasan/common.c:57) [ 36.810429][ T2786] ? kasan_save_track (mm/kasan/common.c:78) [ 36.810430][ T2786] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 36.810431][ T2786] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 36.810432][ T2786] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 36.810433][ T2786] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 36.810435][ T2786] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 36.810438][ T2786] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 36.810439][ T2786] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 36.810441][ T2786] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 36.810444][ T2786] ? ___sys_sendmsg (net/socket.c:2767) [ 36.810446][ T2786] ? __sys_sendmsg (net/socket.c:2799) [ 36.810447][ T2786] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 36.810449][ T2786] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.810451][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810452][ T2786] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.810453][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810455][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810456][ T2786] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 36.810459][ T2786] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 36.810460][ T2786] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 36.810461][ T2786] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 36.810463][ T2786] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 36.810465][ T2786] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 36.810467][ T2786] rtnl_newlink (net/core/rtnetlink.c:4215) [ 36.810470][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810471][ T2786] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 36.810473][ T2786] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.810474][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810476][ T2786] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 36.810477][ T2786] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 36.810479][ T2786] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 36.810480][ T2786] ? __kernel_text_address (kernel/extable.c:79) [ 36.810482][ T2786] ? write_profile (profile.c:?) [ 36.810484][ T2786] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 36.810485][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810487][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810488][ T2786] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 36.810492][ T2786] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.810493][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810494][ T2786] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 36.810496][ T2786] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 36.810498][ T2786] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 36.810499][ T2786] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 36.810501][ T2786] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 36.810504][ T2786] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 36.810505][ T2786] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 36.810507][ T2786] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 36.810508][ T2786] ? netlink_ack (./include/linux/skbuff.h:2718) [ 36.810510][ T2786] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 36.810512][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810514][ T2786] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 36.810516][ T2786] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 36.810518][ T2786] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 36.810520][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810521][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810522][ T2786] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.810524][ T2786] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 36.810526][ T2786] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 36.810528][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810530][ T2786] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 36.810531][ T2786] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 36.810533][ T2786] ? copy_msghdr_from_user (net/socket.c:2650) [ 36.810535][ T2786] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 36.810537][ T2786] ? move_addr_to_kernel (net/socket.c:258) [ 36.810538][ T2786] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 36.810541][ T2786] ___sys_sendmsg (net/socket.c:2767) [ 36.810543][ T2786] ? copy_msghdr_from_user (net/socket.c:2619) [ 36.810548][ T2786] __sys_sendmsg (net/socket.c:2799) [ 36.810550][ T2786] ? __sys_sendmsg_sock (net/socket.c:2780) [ 36.810552][ T2786] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.810554][ T2786] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 36.810555][ T2786] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 36.810557][ T2786] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 36.810559][ T2786] RIP: 0033:0x7f47be4bd54e [ 36.810560][ T2786] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 36.810563][ T2786] RSP: 002b:00007fffbf6a3b50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 36.810566][ T2786] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f47be4bd54e [ 36.810568][ T2786] RDX: 0000000000000000 RSI: 00007fffbf6a3c00 RDI: 0000000000000005 [ 36.810568][ T2786] RBP: 00007fffbf6a3b60 R08: 0000000000000000 R09: 0000000000000000 [ 36.810569][ T2786] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910cba [ 36.810570][ T2786] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffbf6a42c0 | [ 38.051913][ T279] softirqs last disabled at (3475): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 38.051916][ T279] Preemption disabled at: | [ 38.051917][ T279] vprintk_emit (kernel/printk/printk.c:2471) | [ 38.051928][ T279] Tainted: [W]=WARN [ 38.051928][ T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.051930][ T279] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 38.051937][ T279] Call Trace: [ 38.051938][ T279] [ 38.051940][ T279] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 38.051945][ T279] ? vprintk_emit (kernel/printk/printk.c:2471) [ 38.051947][ T279] __might_resched.cold (kernel/sched/core.c:9234) [ 38.051952][ T279] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 38.051956][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.051959][ T279] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 38.051962][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.051965][ T279] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.051968][ T279] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 38.051970][ T279] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.051971][ T279] put_chars (drivers/char/virtio_console.c:1176) [ 38.051974][ T279] ? __send_to_port (drivers/char/virtio_console.c:654) [ 38.051975][ T279] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 38.051977][ T279] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 38.051979][ T279] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 38.051981][ T279] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 38.051984][ T279] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 38.051986][ T279] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 38.051988][ T279] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 38.051989][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.051990][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.051992][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.051994][ T279] console_emit_next_record (kernel/printk/printk.c:3183) [ 38.051996][ T279] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 38.051997][ T279] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 38.051999][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.052001][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.052002][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.052003][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.052005][ T279] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 38.052006][ T279] console_flush_one_record (kernel/printk/printk.c:3268) [ 38.052008][ T279] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 38.052011][ T279] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 38.052012][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.052013][ T279] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 38.052015][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.052016][ T279] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.052017][ T279] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 38.052018][ T279] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 38.052020][ T279] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 38.052022][ T279] ? vprintk_emit (kernel/printk/printk.c:2478) [ 38.052023][ T279] vprintk_emit (kernel/printk/printk.c:2479) [ 38.052025][ T279] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 38.052029][ T279] dev_vprintk_emit (drivers/base/core.c:5000) [ 38.052033][ T279] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 38.052035][ T279] ? sched_clock_cpu (kernel/sched/clock.c:400) [ 38.052038][ T279] dev_printk_emit (drivers/base/core.c:5011) [ 38.052040][ T279] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 38.052042][ T279] ? asym_cpu_capacity_scan (./include/linux/rculist.h:103) [ 38.052044][ T279] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 38.052047][ T279] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 38.052049][ T279] ? netdev_notice (net/core/dev.c:13194) [ 38.052051][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.052052][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.052054][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.052056][ T279] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 38.052062][ T279] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 38.052064][ T279] ? debug_object_free (lib/debugobjects.c:1033) [ 38.052067][ T279] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 38.052069][ T279] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 38.052072][ T279] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:226 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 38.052076][ T279] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 38.052077][ T279] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 38.052080][ T279] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 38.052082][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.052083][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.052084][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.052086][ T279] ? process_one_work (kernel/workqueue.c:3386) [ 38.052088][ T279] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 38.052090][ T279] process_one_work (kernel/workqueue.c:3387) [ 38.052092][ T279] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 38.052094][ T279] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 38.052096][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.052098][ T279] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 38.052100][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.052102][ T279] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 38.052104][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.052105][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.052107][ T279] kthread (kernel/kthread.c:436) [ 38.052108][ T279] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.052111][ T279] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.052113][ T279] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.052117][ T279] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 38.052119][ T279] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.052121][ T279] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.052122][ T279] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.212360][ T81] softirqs last disabled at (981018): unix_release_sock (./include/net/sock.h:2138 net/unix/af_unix.c:678) | [ 39.212362][ T81] Preemption disabled at: | [ 39.212363][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 39.212374][ T81] Tainted: [W]=WARN [ 39.212375][ T81] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.212376][ T81] Call Trace: [ 39.212378][ T81] [ 39.212379][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 39.212384][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 39.212386][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 39.212390][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 39.212393][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212396][ T81] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 39.212399][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.212402][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.212405][ T81] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 39.212407][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.212409][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 39.212411][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 39.212412][ T81] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 39.212414][ T81] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 39.212417][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 39.212420][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 39.212421][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.212422][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212424][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212426][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 39.212428][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 39.212430][ T81] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 39.212432][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212433][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212435][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212436][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.212438][ T81] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 39.212439][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 39.212441][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 39.212444][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 39.212445][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.212447][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 39.212448][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212449][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.212450][ T81] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 39.212452][ T81] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 39.212454][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 39.212455][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 39.212457][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 39.212459][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 39.212461][ T81] ? kasan_save_stack (mm/kasan/common.c:58) [ 39.212463][ T81] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 39.212466][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 39.212471][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 39.212473][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.212474][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212476][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.212478][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 39.212479][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 39.212482][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.212483][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212484][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.212485][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212487][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 39.212490][ T81] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 39.212492][ T81] ? netdev_notice (net/core/dev.c:13194) [ 39.212493][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212494][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.212495][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212497][ T81] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 39.212498][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.212500][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212501][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212502][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.212505][ T81] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 39.212507][ T81] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 39.212509][ T81] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 39.212512][ T81] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 39.212515][ T81] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 39.212518][ T81] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 39.212520][ T81] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 39.212523][ T81] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 39.212525][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.212526][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212527][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.212529][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 39.212532][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 39.212533][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212534][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 39.212537][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.212538][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212540][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.212541][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212543][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.212544][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212545][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.212547][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212548][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.212549][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212551][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212552][ T81] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 39.212555][ T81] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 39.212557][ T81] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 39.212558][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.212559][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 39.212560][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 39.212562][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 39.212564][ T81] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 39.212565][ T81] ? nla_get_range_signed (lib/nlattr.c:270) [ 39.212569][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212571][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.212572][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 39.212576][ T81] rtnl_setlink (net/core/rtnetlink.c:3596) [ 39.212578][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212580][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 39.212582][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.212587][ T81] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 39.212591][ T81] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 39.212593][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212594][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212596][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.212597][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212598][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.212599][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 39.212601][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 39.212602][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 39.212604][ T81] ? __kernel_text_address (kernel/extable.c:79) [ 39.212606][ T81] ? write_profile (profile.c:?) [ 39.212608][ T81] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 39.212610][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212612][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212613][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 39.212615][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.212616][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212618][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 39.212619][ T81] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 39.212622][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.212623][ T81] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 39.212625][ T81] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 39.212628][ T81] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 39.212631][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.212632][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.212634][ T81] ? netlink_ack (./include/linux/skbuff.h:2718) [ 39.212635][ T81] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 39.212638][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212640][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.212641][ T81] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 39.212643][ T81] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 39.212645][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.212646][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.212648][ T81] ? wp_page_reuse (./include/linux/rcupdate.h:882 ./include/linux/pgtable.h:117 mm/memory.c:3916) [ 39.212651][ T81] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 39.212653][ T81] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 39.212655][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.212656][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212658][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.212659][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 39.212661][ T81] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 39.212663][ T81] ? __ia32_sys_getpeername (net/socket.c:2235) [ 39.212666][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.212668][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.212670][ T81] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 39.212671][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.212673][ T81] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 39.212674][ T81] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 39.212676][ T81] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 39.212678][ T81] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 39.212680][ T81] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 39.212682][ T81] RIP: 0033:0x7fb4e36a654e [ 39.212685][ T81] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 39.212687][ T81] RSP: 002b:00007ffcd58e5640 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 39.212691][ T81] RAX: ffffffffffffffda RBX: 0000556cfea45f50 RCX: 00007fb4e36a654e [ 39.212692][ T81] RDX: 0000000000000030 RSI: 0000556cfebc6be0 RDI: 0000000000000011 [ 39.212693][ T81] RBP: 00007ffcd58e5650 R08: 00007ffcd58e56a0 R09: 0000000000000080 [ 39.212693][ T81] R10: 0000000000000000 R11: 0000000000000202 R12: 0000556cfebf6140 [ 39.212694][ T81] R13: 00007ffcd58e5784 R14: 0000000000000000 R15: 0000000000000000 | [ 40.290576][ T279] softirqs last disabled at (3475): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 40.290579][ T279] Preemption disabled at: | [ 40.290579][ T279] vprintk_emit (kernel/printk/printk.c:2471) | [ 40.290590][ T279] Tainted: [W]=WARN [ 40.290591][ T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.290593][ T279] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 40.290599][ T279] Call Trace: [ 40.290600][ T279] [ 40.290601][ T279] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 40.290606][ T279] ? vprintk_emit (kernel/printk/printk.c:2471) [ 40.290608][ T279] __might_resched.cold (kernel/sched/core.c:9234) [ 40.290612][ T279] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.290615][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.290618][ T279] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 40.290621][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.290623][ T279] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.290627][ T279] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 40.290628][ T279] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.290630][ T279] put_chars (drivers/char/virtio_console.c:1176) [ 40.290632][ T279] ? __send_to_port (drivers/char/virtio_console.c:654) [ 40.290634][ T279] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 40.290636][ T279] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 40.290638][ T279] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 40.290640][ T279] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 40.290642][ T279] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 40.290645][ T279] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 40.290646][ T279] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 40.290648][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.290649][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.290650][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.290652][ T279] console_emit_next_record (kernel/printk/printk.c:3183) [ 40.290654][ T279] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 40.290656][ T279] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 40.290658][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.290659][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.290660][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.290662][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.290663][ T279] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 40.290665][ T279] console_flush_one_record (kernel/printk/printk.c:3268) [ 40.290667][ T279] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 40.290669][ T279] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 40.290671][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.290672][ T279] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 40.290674][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.290675][ T279] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.290676][ T279] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 40.290677][ T279] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 40.290679][ T279] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 40.290681][ T279] ? vprintk_emit (kernel/printk/printk.c:2478) [ 40.290682][ T279] vprintk_emit (kernel/printk/printk.c:2479) [ 40.290685][ T279] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 40.290688][ T279] dev_vprintk_emit (drivers/base/core.c:5000) [ 40.290692][ T279] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 40.290694][ T279] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 40.290698][ T279] dev_printk_emit (drivers/base/core.c:5011) [ 40.290700][ T279] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 40.290703][ T279] ? should_we_balance (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 kernel/sched/fair.c:13328) [ 40.290705][ T279] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 40.290708][ T279] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 40.290710][ T279] ? netdev_notice (net/core/dev.c:13194) [ 40.290712][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.290713][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.290714][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.290717][ T279] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 40.290723][ T279] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 40.290724][ T279] ? debug_object_free (lib/debugobjects.c:1033) [ 40.290726][ T279] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 40.290728][ T279] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 40.290731][ T279] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:226 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 40.290733][ T279] ? do_raw_spin_trylock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:93 kernel/locking/spinlock_debug.c:123) [ 40.290736][ T279] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 40.290737][ T279] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 40.290740][ T279] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 40.290742][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.290743][ T279] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.290745][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.290746][ T279] ? process_one_work (kernel/workqueue.c:3386) [ 40.290749][ T279] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 40.290750][ T279] process_one_work (kernel/workqueue.c:3387) [ 40.290753][ T279] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 40.290754][ T279] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.290758][ T279] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.290760][ T279] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 40.290762][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.290763][ T279] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 40.290765][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.290767][ T279] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.290768][ T279] kthread (kernel/kthread.c:436) [ 40.290770][ T279] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.290773][ T279] ? kthread_affine_preferred (kernel/kthread.c:857) [ 40.290775][ T279] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.290778][ T279] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 40.290781][ T279] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.290783][ T279] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars addrconf_dad_begin:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print unix_release_sock:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable