====================================== | [ 10.529864][ T81] softirqs last disabled at (349318): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 10.529867][ T81] Preemption disabled at: | [ 10.529867][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.529876][ T81] Tainted: [W]=WARN [ 10.529877][ T81] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.529879][ T81] Call Trace: [ 10.529880][ T81] [ 10.529882][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.529888][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.529890][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 10.529895][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.529899][ 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) [ 10.529904][ 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)) [ 10.529906][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.529912][ 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) [ 10.529915][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.529918][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 10.529921][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.529924][ T81] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 10.529929][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.529932][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.529937][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.529940][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.529947][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.529950][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.529955][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.529957][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.529961][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.529965][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.529967][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.529972][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.529975][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.529977][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.529979][ T81] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.529982][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.529984][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.529987][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 10.529991][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.529993][ T81] ? write_profile (profile.c:?) [ 10.529997][ T81] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 10.530003][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 10.530009][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 10.530013][ T81] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 10.530020][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 10.530022][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 10.530026][ T81] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 10.530032][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 10.530037][ T81] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 10.530039][ T81] ? netdev_notice (net/core/dev.c:13194) [ 10.530042][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.530046][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.530049][ T81] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 10.530052][ T81] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.530055][ T81] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 10.530058][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.530060][ 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) [ 10.530062][ T81] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 10.530066][ T81] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 10.530068][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.530071][ T81] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 10.530077][ T81] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.530080][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.530083][ T81] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.530085][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.530086][ T81] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.530089][ T81] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.530091][ T81] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.530096][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.530100][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.530102][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 10.530105][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.530108][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.530109][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.530110][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.530113][ T81] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.530115][ 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) [ 10.530119][ T81] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.530120][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.530122][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 10.530125][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.530127][ T81] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.530129][ T81] ? nla_get_range_signed (lib/nlattr.c:270) [ 10.530135][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.530138][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.530147][ T81] rtnl_setlink (net/core/rtnetlink.c:3596) [ 10.530151][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.530152][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.530177][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.530179][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.530182][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.530184][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.530185][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.530190][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.530192][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.530194][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.530196][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.530200][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.530202][ T81] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.530206][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.530208][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.530212][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.530214][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.530218][ T81] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.530222][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.530228][ T81] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.530239][ 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)) [ 10.530242][ 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)) [ 10.530248][ T81] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.530252][ T81] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.530254][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.530259][ T81] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.530270][ T81] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.530274][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.530278][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.530281][ T81] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 10.530285][ T81] ? __ia32_sys_getpeername (net/socket.c:2235) [ 10.530299][ T81] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 10.530301][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.530305][ T81] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.530308][ T81] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 10.530310][ T81] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.530311][ T81] ? irq_exit_rcu (kernel/softirq.c:786) [ 10.530316][ T81] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.530318][ T81] RIP: 0033:0x7f1430c6054e [ 10.530322][ 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 [ 10.530324][ T81] RSP: 002b:00007ffe1e509670 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 10.530327][ T81] RAX: ffffffffffffffda RBX: 000055793aa9ff70 RCX: 00007f1430c6054e [ 10.530328][ T81] RDX: 0000000000000030 RSI: 000055793abf1190 RDI: 0000000000000011 [ 10.530329][ T81] RBP: 00007ffe1e509680 R08: 00007ffe1e5096d0 R09: 0000000000000080 [ 10.530330][ T81] R10: 0000000000000000 R11: 0000000000000202 R12: 000055793abf1e40 [ 10.530331][ T81] R13: 00007ffe1e5097b4 R14: 0000000000000000 R15: 0000000000000000 | [ 11.544450][ T12] softirqs last disabled at (1476): __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 11.544453][ T12] Preemption disabled at: | [ 11.544453][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.544463][ T12] Tainted: [W]=WARN [ 11.544464][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.544466][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 11.544469][ T12] Call Trace: [ 11.544471][ T12] [ 11.544472][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.544478][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.544480][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 11.544485][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.544489][ T12] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.544494][ 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)) [ 11.544497][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.544503][ 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) [ 11.544505][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.544509][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 11.544512][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.544515][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.544519][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.544521][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.544525][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.544528][ T12] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.544530][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.544531][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.544535][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.544537][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 11.544540][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.544542][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.544546][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.544550][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.544555][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.544557][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.544561][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.544565][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.544567][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.544572][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.544575][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.544576][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.544579][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.544582][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.544584][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.544587][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 11.544591][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.544594][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.544599][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 11.544604][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 11.544609][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.544611][ T12] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 11.544615][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 11.544618][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 11.544621][ T12] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 11.544626][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.544628][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.544629][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.544633][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 11.544639][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 11.544641][ T12] ? netdev_notice (net/core/dev.c:13194) [ 11.544645][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.544647][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 11.544650][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.544655][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 11.544661][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.544666][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 11.544668][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 11.544672][ 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 [ 11.544676][ T12] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 11.544682][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 11.544689][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 11.544692][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.544694][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.544695][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.544699][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 11.544700][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 11.544702][ T12] process_one_work (kernel/workqueue.c:3387) [ 11.544708][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 11.544711][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.544719][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 11.544726][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 11.544728][ T12] kthread (kernel/kthread.c:436) [ 11.544731][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.544735][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 11.544737][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.544742][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 11.544746][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.544749][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 11.544751][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 12.628346][ T83] softirqs last disabled at (533108): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 12.628348][ T83] Preemption disabled at: | [ 12.628349][ T83] vprintk_emit (kernel/printk/printk.c:2471) | [ 12.628360][ T83] Tainted: [W]=WARN [ 12.628361][ T83] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.628363][ T83] Call Trace: [ 12.628364][ T83] [ 12.628366][ T83] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.628371][ T83] ? vprintk_emit (kernel/printk/printk.c:2471) [ 12.628373][ T83] __might_resched.cold (kernel/sched/core.c:9234) [ 12.628378][ T83] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.628382][ T83] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.628387][ 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)) [ 12.628389][ T83] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.628395][ 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) [ 12.628397][ T83] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.628401][ T83] put_chars (drivers/char/virtio_console.c:1176) [ 12.628404][ T83] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.628405][ T83] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.628410][ T83] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.628412][ T83] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.628417][ T83] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.628419][ T83] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.628424][ T83] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.628427][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.628432][ T83] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.628436][ T83] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.628440][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.628442][ T83] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.628446][ T83] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.628450][ T83] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.628452][ T83] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.628457][ T83] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.628460][ T83] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.628462][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.628464][ T83] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.628467][ T83] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.628469][ T83] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.628472][ T83] vprintk_emit (kernel/printk/printk.c:2479) [ 12.628476][ T83] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.628479][ T83] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.628483][ T83] dev_vprintk_emit (drivers/base/core.c:5000) [ 12.628488][ T83] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 12.628497][ T83] dev_printk_emit (drivers/base/core.c:5011) [ 12.628500][ T83] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 12.628502][ T83] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.628505][ T83] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.628507][ T83] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 12.628510][ T83] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.628513][ T83] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.628517][ T83] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 12.628522][ T83] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 12.628524][ T83] ? netdev_notice (net/core/dev.c:13194) [ 12.628527][ T83] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.628531][ T83] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.628533][ T83] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 12.628536][ T83] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 12.628539][ T83] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 12.628542][ T83] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.628544][ T83] ? 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) [ 12.628546][ T83] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 12.628550][ T83] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 12.628552][ T83] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.628555][ T83] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 12.628561][ T83] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 12.628564][ T83] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.628567][ T83] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 12.628569][ T83] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.628570][ T83] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.628573][ T83] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.628574][ T83] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.628579][ T83] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.628583][ T83] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.628585][ T83] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 12.628588][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.628590][ T83] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.628591][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.628593][ T83] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.628595][ T83] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 12.628598][ 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) [ 12.628601][ T83] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 12.628602][ T83] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.628604][ T83] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 12.628607][ T83] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.628609][ T83] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 12.628611][ T83] ? nla_get_range_signed (lib/nlattr.c:270) [ 12.628618][ T83] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.628621][ T83] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 12.628629][ T83] rtnl_setlink (net/core/rtnetlink.c:3596) [ 12.628632][ T83] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 12.628634][ T83] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.628657][ T83] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.628659][ T83] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.628662][ T83] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.628664][ T83] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.628665][ T83] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.628670][ T83] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.628671][ T83] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.628674][ T83] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 12.628676][ T83] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.628680][ T83] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 12.628682][ T83] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.628686][ T83] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.628687][ T83] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.628692][ T83] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.628693][ T83] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.628697][ T83] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 12.628701][ T83] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.628704][ T83] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.628711][ T83] ? 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)) [ 12.628713][ T83] ? 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)) [ 12.628718][ T83] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.628722][ T83] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.628725][ T83] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.628727][ T83] ? 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) [ 12.628731][ T83] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 12.628735][ T83] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 12.628739][ T83] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 12.628742][ T83] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 12.628746][ T83] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 12.628750][ T83] ? __ia32_sys_getpeername (net/socket.c:2235) [ 12.628760][ T83] ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536) [ 12.628766][ T83] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 12.628768][ T83] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.628772][ T83] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 12.628774][ T83] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 12.628775][ T83] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.628777][ T83] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.628780][ T83] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.628782][ T83] RIP: 0033:0x7f1430c6054e [ 12.628786][ 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 [ 12.628788][ T83] RSP: 002b:00007ffe1e509670 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 12.628790][ T83] RAX: ffffffffffffffda RBX: 000055793aa9ff70 RCX: 00007f1430c6054e [ 12.628792][ T83] RDX: 0000000000000030 RSI: 000055793aaa3940 RDI: 0000000000000016 [ 12.628793][ T83] RBP: 00007ffe1e509680 R08: 00007ffe1e5096d0 R09: 0000000000000080 [ 12.628793][ T83] R10: 0000000000000000 R11: 0000000000000202 R12: 000055793abf6610 [ 12.628794][ T83] R13: 00007ffe1e5097b4 R14: 0000000000000000 R15: 0000000000000000 | [ 13.718455][ T68] softirqs last disabled at (1608): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 13.718458][ T68] Preemption disabled at: | [ 13.718458][ T68] vprintk_emit (kernel/printk/printk.c:2471) | [ 13.718467][ T68] Tainted: [W]=WARN [ 13.718468][ T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.718470][ T68] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 13.718473][ T68] Call Trace: [ 13.718475][ T68] [ 13.718478][ T68] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.718484][ T68] ? vprintk_emit (kernel/printk/printk.c:2471) [ 13.718486][ T68] __might_resched.cold (kernel/sched/core.c:9234) [ 13.718491][ T68] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.718494][ T68] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.718499][ T68] __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)) [ 13.718502][ T68] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.718508][ T68] ? 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) [ 13.718510][ T68] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.718514][ T68] put_chars (drivers/char/virtio_console.c:1176) [ 13.718517][ T68] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.718521][ T68] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.718525][ T68] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 13.718527][ T68] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 13.718531][ T68] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.718534][ T68] ? mark_usage (kernel/locking/lockdep.c:4690) [ 13.718536][ T68] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.718537][ T68] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.718541][ T68] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.718543][ T68] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 13.718546][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.718549][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.718553][ T68] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.718556][ T68] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.718561][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.718563][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.718567][ T68] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.718571][ T68] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.718573][ T68] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.718578][ T68] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.718581][ T68] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.718583][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.718585][ T68] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 13.718589][ T68] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.718590][ T68] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.718594][ T68] vprintk_emit (kernel/printk/printk.c:2479) [ 13.718597][ T68] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.718601][ T68] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.718605][ T68] dev_vprintk_emit (drivers/base/core.c:5000) [ 13.718610][ T68] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 13.718612][ T68] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 13.718623][ T68] dev_printk_emit (drivers/base/core.c:5011) [ 13.718625][ T68] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 13.718632][ T68] ? 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) [ 13.718636][ T68] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 13.718641][ T68] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 13.718644][ T68] ? netdev_notice (net/core/dev.c:13194) [ 13.718648][ T68] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.718650][ T68] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 13.718654][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.718658][ T68] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 13.718665][ T68] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 13.718669][ T68] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 13.718671][ T68] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 13.718675][ T68] __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 [ 13.718679][ T68] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 13.718685][ T68] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 13.718692][ T68] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 13.718694][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.718696][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.718698][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.718701][ T68] ? process_one_work (kernel/workqueue.c:3386) [ 13.718703][ T68] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 13.718704][ T68] process_one_work (kernel/workqueue.c:3387) [ 13.718711][ T68] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 13.718714][ T68] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.718722][ T68] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 13.718729][ T68] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 13.718731][ T68] kthread (kernel/kthread.c:436) [ 13.718734][ T68] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.718737][ T68] ? kthread_affine_preferred (kernel/kthread.c:857) [ 13.718740][ T68] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.718745][ T68] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 13.718749][ T68] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.718751][ T68] ? kthread_affine_preferred (kernel/kthread.c:857) [ 13.718754][ T68] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 15.348454][ T81] softirqs last disabled at (978274): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 15.348457][ T81] Preemption disabled at: | [ 15.348458][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 15.348471][ T81] Tainted: [W]=WARN [ 15.348472][ T81] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.348474][ T81] Call Trace: [ 15.348477][ T81] [ 15.348479][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.348487][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 15.348490][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 15.348497][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.348503][ 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) [ 15.348511][ 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)) [ 15.348514][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.348524][ 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) [ 15.348527][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.348533][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 15.348538][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.348544][ T81] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 15.348553][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.348557][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.348566][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.348572][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.348583][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.348589][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.348597][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.348601][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.348608][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.348616][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.348618][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.348628][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.348632][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.348635][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.348638][ T81] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.348645][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.348648][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.348653][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 15.348660][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.348662][ T81] ? write_profile (profile.c:?) [ 15.348668][ T81] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.348673][ T81] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.348680][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 15.348687][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 15.348690][ T81] ? check_irq_usage (kernel/locking/lockdep.c:1876 kernel/locking/lockdep.c:2812) [ 15.348706][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 15.348710][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 15.348717][ T81] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 15.348720][ T81] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 15.348729][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 15.348739][ T81] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 15.348743][ T81] ? netdev_notice (net/core/dev.c:13194) [ 15.348748][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.348754][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.348758][ T81] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.348765][ T81] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 15.348769][ T81] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 15.348774][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.348777][ 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) [ 15.348781][ T81] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 15.348786][ T81] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 15.348791][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.348797][ T81] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 15.348806][ T81] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 15.348812][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.348817][ T81] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 15.348820][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.348822][ T81] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.348826][ T81] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.348829][ T81] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.348837][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.348846][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.348849][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 15.348854][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.348858][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.348860][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.348863][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.348867][ T81] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 15.348871][ 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) [ 15.348875][ T81] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 15.348878][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.348881][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 15.348886][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.348890][ T81] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 15.348893][ T81] ? nla_get_range_signed (lib/nlattr.c:270) [ 15.348903][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.348909][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 15.348922][ T81] rtnl_setlink (net/core/rtnetlink.c:3596) [ 15.348929][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 15.348931][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.348980][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.348983][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.348988][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.348991][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.348995][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.349003][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.349006][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.349010][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 15.349014][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.349021][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 15.349025][ T81] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.349032][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.349034][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.349043][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.349046][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.349054][ T81] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 15.349058][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.349064][ T81] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.349077][ 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)) [ 15.349080][ 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)) [ 15.349090][ T81] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.349097][ T81] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.349101][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.349105][ T81] ? 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) [ 15.349113][ T81] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 15.349120][ T81] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.349127][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 15.349132][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 15.349139][ T81] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 15.349145][ T81] ? __ia32_sys_getpeername (net/socket.c:2235) [ 15.349167][ T81] ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536) [ 15.349178][ T81] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 15.349181][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.349186][ T81] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 15.349189][ T81] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 15.349192][ T81] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.349194][ T81] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.349199][ T81] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.349203][ T81] RIP: 0033:0x7f1430c6054e [ 15.349208][ 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 [ 15.349210][ T81] RSP: 002b:00007ffe1e509670 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 15.349214][ T81] RAX: ffffffffffffffda RBX: 000055793aa9ff70 RCX: 00007f1430c6054e [ 15.349216][ T81] RDX: 0000000000000030 RSI: 000055793abf5ba0 RDI: 0000000000000011 [ 15.349218][ T81] RBP: 00007ffe1e509680 R08: 00007ffe1e5096d0 R09: 0000000000000080 [ 15.349219][ T81] R10: 0000000000000000 R11: 0000000000000202 R12: 000055793ac04690 [ 15.349221][ T81] R13: 00007ffe1e5097b4 R14: 0000000000000000 R15: 0000000000000000 | [ 16.402633][ T81] softirqs last disabled at (1199772): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 16.402636][ T81] Preemption disabled at: | [ 16.402637][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 16.402649][ T81] Tainted: [W]=WARN [ 16.402651][ T81] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.402653][ T81] Call Trace: [ 16.402656][ T81] [ 16.402658][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.402665][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 16.402669][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 16.402675][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.402681][ 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) [ 16.402689][ 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)) [ 16.402693][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.402702][ 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) [ 16.402705][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.402711][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 16.402716][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.402722][ T81] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 16.402732][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.402735][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.402745][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.402750][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.402761][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.402767][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.402775][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.402778][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.402786][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.402793][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.402796][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.402805][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.402810][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.402813][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.402816][ T81] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.402823][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.402826][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.402831][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 16.402837][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.402840][ T81] ? write_profile (profile.c:?) [ 16.402846][ T81] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.402850][ T81] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.402858][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 16.402866][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 16.402868][ T81] ? check_irq_usage (kernel/locking/lockdep.c:1876 kernel/locking/lockdep.c:2812) [ 16.402884][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 16.402888][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 16.402894][ T81] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 16.402897][ T81] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 16.402905][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 16.402914][ T81] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 16.402917][ T81] ? netdev_notice (net/core/dev.c:13194) [ 16.402921][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.402927][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.402931][ T81] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 16.402937][ T81] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 16.402941][ T81] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 16.402950][ T81] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 16.402956][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.402958][ T81] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 16.402967][ T81] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 16.402975][ T81] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 16.402977][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.402980][ T81] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.402983][ T81] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.402986][ T81] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.402993][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.403002][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.403005][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 16.403010][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.403014][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.403016][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.403018][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.403022][ T81] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 16.403026][ 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) [ 16.403030][ T81] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 16.403034][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 16.403038][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.403043][ T81] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 16.403046][ T81] ? nla_get_range_signed (lib/nlattr.c:270) [ 16.403052][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.403055][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.403063][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 16.403077][ T81] rtnl_setlink (net/core/rtnetlink.c:3596) [ 16.403083][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 16.403085][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.403132][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.403135][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.403140][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.403143][ T81] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.403146][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.403154][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.403157][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.403160][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 16.403164][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.403170][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 16.403174][ T81] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 16.403179][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.403182][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.403189][ T81] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.403192][ T81] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.403198][ T81] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 16.403202][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 16.403208][ T81] ? netlink_ack (./include/linux/skbuff.h:2718) [ 16.403219][ 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)) [ 16.403222][ 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)) [ 16.403231][ T81] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 16.403238][ T81] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 16.403241][ T81] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.403245][ T81] ? reacquire_held_locks (kernel/locking/lockdep.c:5401) [ 16.403252][ T81] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 16.403259][ T81] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 16.403266][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 16.403271][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 16.403278][ T81] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 16.403283][ T81] ? __ia32_sys_getpeername (net/socket.c:2235) [ 16.403306][ T81] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.403319][ T81] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 16.403322][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.403328][ T81] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 16.403332][ T81] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 16.403334][ T81] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.403336][ T81] ? irq_exit_rcu (kernel/softirq.c:786) [ 16.403342][ T81] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.403346][ T81] RIP: 0033:0x7f1430c6054e [ 16.403353][ 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 [ 16.403356][ T81] RSP: 002b:00007ffe1e509670 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 16.403360][ T81] RAX: ffffffffffffffda RBX: 000055793aa9ff70 RCX: 00007f1430c6054e [ 16.403362][ T81] RDX: 0000000000000030 RSI: 000055793aa8e290 RDI: 0000000000000011 [ 16.403363][ T81] RBP: 00007ffe1e509680 R08: 00007ffe1e5096d0 R09: 0000000000000080 [ 16.403364][ T81] R10: 0000000000000000 R11: 0000000000000202 R12: 000055793ac07a30 [ 16.403366][ T81] R13: 00007ffe1e5097b4 R14: 0000000000000000 R15: 0000000000000000 | [ 16.419769][ C0] | [ 16.419770][ C0] | [ 16.419770][ C0] stack backtrace: | [ 16.419775][ C0] Tainted: [W]=WARN [ 16.419776][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.419778][ C0] Call Trace: [ 16.419779][ C0] [ 16.419780][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.419783][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 16.419786][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 16.419787][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 16.419791][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 16.419793][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 16.419794][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 16.419796][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.419798][ C0] ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 16.419800][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.419802][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.419804][ C0] console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 16.419805][ C0] ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2)) [ 16.419807][ C0] vprintk_emit (kernel/printk/printk.c:2478) [ 16.419809][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.419811][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 16.419813][ C0] _printk (kernel/printk/printk.c:2504) [ 16.419815][ C0] ? snapshot_read.cold (user.c:?) [ 16.419817][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 16.419818][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.419820][ 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)) [ 16.419822][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 16.419823][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 16.419825][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 16.419827][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 16.419828][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 16.419831][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.419833][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.419835][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.419837][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 16.419839][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 16.419841][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 16.419842][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.419845][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.419847][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 16.419849][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 16.419850][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.419853][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.419855][ C0] handle_softirqs (kernel/softirq.c:645) [ 16.419857][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.419859][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 16.419861][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 16.419863][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 16.419865][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 16.419867][ C0] [ 16.419868][ C0] [ 16.419868][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 16.419870][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 16.419871][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 16.419874][ 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 [ 16.419876][ C0] RSP: 0018:ffffffff92807cf8 EFLAGS: 00000296 [ 16.419878][ C0] RAX: 000000000009e71d RBX: ffffffff9281c600 RCX: ffffffff8f8ed307 [ 16.419879][ C0] RDX: ffffffff9281c600 RSI: ffffffff9267097f RDI: ffffffff9208f560 [ 16.419880][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 16.419881][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2500fa2 [ 16.419882][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 16.419883][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 16.419886][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 16.419888][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 16.419890][ C0] default_idle_call (kernel/sched/idle.c:122) [ 16.419891][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 16.419893][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 16.419896][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 16.419899][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.419900][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.419902][ C0] do_idle (kernel/sched/idle.c:355) [ 16.419904][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 16.419906][ C0] rest_init (init/main.c:727) [ 16.419908][ C0] ? __cpuidle_text_end (??:?) [ 16.419911][ C0] ? rest_init (init/main.c:727) [ 16.419913][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 16.419917][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 16.419919][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 16.419921][ C0] start_kernel (init/main.c:1185) [ 16.419923][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 16.419925][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 16.419927][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 17.492424][ T68] softirqs last disabled at (4062): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 17.492426][ T68] Preemption disabled at: | [ 17.492427][ T68] vprintk_emit (kernel/printk/printk.c:2471) | [ 17.492438][ T68] Tainted: [W]=WARN [ 17.492439][ T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.492441][ T68] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 17.492448][ T68] Call Trace: [ 17.492449][ T68] [ 17.492451][ T68] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.492457][ T68] ? vprintk_emit (kernel/printk/printk.c:2471) [ 17.492458][ T68] __might_resched.cold (kernel/sched/core.c:9234) [ 17.492462][ T68] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.492466][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.492469][ T68] __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)) [ 17.492473][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.492476][ T68] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.492481][ T68] ? 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) [ 17.492483][ T68] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.492486][ T68] put_chars (drivers/char/virtio_console.c:1176) [ 17.492493][ T68] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.492497][ T68] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 17.492503][ T68] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 17.492507][ T68] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 17.492510][ T68] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.492514][ T68] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 17.492518][ T68] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.492520][ T68] ? 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) [ 17.492523][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.492528][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.492532][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.492535][ T68] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.492539][ T68] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.492541][ T68] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 17.492545][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.492547][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.492549][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.492552][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.492555][ T68] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 17.492557][ T68] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.492561][ T68] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.492565][ T68] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.492567][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.492569][ T68] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.492571][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.492573][ T68] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 17.492575][ T68] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 17.492577][ T68] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 17.492580][ T68] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.492582][ T68] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.492584][ T68] vprintk_emit (kernel/printk/printk.c:2479) [ 17.492587][ T68] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.492590][ T68] dev_vprintk_emit (drivers/base/core.c:5000) [ 17.492594][ T68] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 17.492596][ T68] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 17.492602][ T68] dev_printk_emit (drivers/base/core.c:5011) [ 17.492604][ T68] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 17.492606][ T68] ? 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) [ 17.492609][ T68] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 17.492612][ T68] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 17.492614][ T68] ? netdev_notice (net/core/dev.c:13194) [ 17.492616][ T68] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 17.492618][ T68] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 17.492619][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.492621][ T68] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 17.492629][ T68] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 17.492631][ T68] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 17.492632][ T68] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 17.492636][ T68] __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 [ 17.492639][ T68] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 17.492641][ T68] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 17.492644][ T68] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 17.492645][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.492647][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.492648][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.492650][ T68] ? process_one_work (kernel/workqueue.c:3386) [ 17.492653][ T68] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 17.492654][ T68] process_one_work (kernel/workqueue.c:3387) [ 17.492657][ T68] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 17.492659][ T68] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.492662][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.492664][ T68] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 17.492667][ T68] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 17.492669][ T68] kthread (kernel/kthread.c:436) [ 17.492671][ T68] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 17.492675][ T68] ? kthread_affine_preferred (kernel/kthread.c:857) [ 17.492676][ T68] ret_from_fork (arch/x86/kernel/process.c:158) [ 17.492680][ T68] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 17.492683][ T68] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 17.492685][ T68] ? kthread_affine_preferred (kernel/kthread.c:857) [ 17.492686][ T68] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.542828][ T68] softirqs last disabled at (4062): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 18.542830][ T68] Preemption disabled at: | [ 18.542831][ T68] vprintk_emit (kernel/printk/printk.c:2471) | [ 18.542842][ T68] Tainted: [W]=WARN [ 18.542843][ T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.542845][ T68] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 18.542851][ T68] Call Trace: [ 18.542853][ T68] [ 18.542854][ T68] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 18.542860][ T68] ? vprintk_emit (kernel/printk/printk.c:2471) [ 18.542861][ T68] __might_resched.cold (kernel/sched/core.c:9234) [ 18.542865][ T68] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 18.542868][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.542872][ T68] __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)) [ 18.542875][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.542877][ T68] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.542881][ T68] ? 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) [ 18.542883][ T68] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.542885][ T68] put_chars (drivers/char/virtio_console.c:1176) [ 18.542887][ T68] ? __send_to_port (drivers/char/virtio_console.c:654) [ 18.542889][ T68] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 18.542891][ T68] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 18.542893][ T68] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 18.542895][ T68] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 18.542897][ T68] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 18.542900][ T68] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 18.542901][ T68] ? 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) [ 18.542903][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.542904][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.542906][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.542908][ T68] console_emit_next_record (kernel/printk/printk.c:3183) [ 18.542910][ T68] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 18.542911][ T68] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 18.542914][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.542915][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.542917][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.542918][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.542920][ T68] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 18.542921][ T68] console_flush_one_record (kernel/printk/printk.c:3268) [ 18.542923][ T68] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 18.542926][ T68] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 18.542927][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.542929][ T68] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 18.542930][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.542931][ T68] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 18.542933][ T68] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 18.542934][ T68] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 18.542936][ T68] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 18.542937][ T68] ? vprintk_emit (kernel/printk/printk.c:2478) [ 18.542939][ T68] vprintk_emit (kernel/printk/printk.c:2479) [ 18.542941][ T68] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 18.542943][ T68] ? dev_hard_start_xmit (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/netdevice.h:3806 net/core/dev.c:3960) [ 18.542947][ T68] dev_vprintk_emit (drivers/base/core.c:5000) [ 18.542952][ T68] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 18.542954][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.542956][ T68] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 18.542958][ T68] dev_printk_emit (drivers/base/core.c:5011) [ 18.542960][ T68] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 18.542962][ T68] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 18.542965][ T68] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 18.542966][ T68] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 18.542969][ T68] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 18.542971][ T68] ? netdev_notice (net/core/dev.c:13194) [ 18.542973][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.542974][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.542976][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.542978][ T68] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 18.542984][ T68] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 18.542985][ T68] ? debug_object_free (lib/debugobjects.c:1033) [ 18.542989][ T68] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 18.542991][ T68] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 18.542994][ T68] __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 [ 18.542997][ T68] ? 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) [ 18.543000][ T68] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 18.543001][ T68] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 18.543004][ T68] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 18.543006][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.543007][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.543009][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.543010][ T68] ? process_one_work (kernel/workqueue.c:3386) [ 18.543013][ T68] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 18.543015][ T68] process_one_work (kernel/workqueue.c:3387) [ 18.543017][ T68] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 18.543020][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.543022][ T68] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 18.543025][ T68] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 18.543026][ T68] kthread (kernel/kthread.c:436) [ 18.543028][ T68] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.543032][ T68] ? kthread_affine_preferred (kernel/kthread.c:857) [ 18.543033][ T68] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.543037][ T68] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 18.543040][ T68] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.543042][ T68] ? kthread_affine_preferred (kernel/kthread.c:857) [ 18.543043][ T68] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 19.651309][ T81] softirqs last disabled at (1200765): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 19.651312][ T81] Preemption disabled at: | [ 19.651312][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 19.651321][ T81] Tainted: [W]=WARN [ 19.651322][ T81] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.651324][ T81] Call Trace: [ 19.651326][ T81] [ 19.651327][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.651333][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 19.651343][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 19.651347][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.651349][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651355][ 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)) [ 19.651358][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.651360][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.651365][ 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) [ 19.651366][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.651368][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 19.651370][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.651372][ T81] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 19.651374][ T81] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 19.651376][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.651380][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.651381][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.651382][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651384][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651386][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.651389][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.651390][ T81] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 19.651392][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651394][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651395][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651397][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.651398][ T81] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 19.651400][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.651402][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.651405][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.651407][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.651408][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.651409][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651411][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.651412][ T81] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 19.651413][ T81] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 19.651415][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.651417][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.651419][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 19.651421][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.651423][ T81] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 19.651426][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651428][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.651430][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 19.651434][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 19.651437][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.651439][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 19.651441][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 19.651443][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.651444][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 19.651448][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 19.651449][ T81] ? __kernel_text_address (kernel/extable.c:79) [ 19.651453][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 19.651456][ T81] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 19.651458][ T81] ? netdev_notice (net/core/dev.c:13194) [ 19.651459][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651461][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.651462][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651464][ 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) [ 19.651465][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.651467][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651468][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651470][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.651473][ T81] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 19.651475][ 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) [ 19.651476][ T81] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 19.651480][ T81] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 19.651483][ T81] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 19.651484][ T81] ? pskb_expand_head (net/core/skbuff.c:2347) [ 19.651487][ T81] ? netlink_trim (net/netlink/af_netlink.c:1300) [ 19.651490][ T81] ? rtnl_getlink (./include/net/netlink.h:1198 net/core/rtnetlink.c:985 net/core/rtnetlink.c:4370) [ 19.651491][ T81] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 19.651493][ T81] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 19.651495][ T81] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 19.651498][ T81] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 19.651502][ T81] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 19.651505][ T81] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 19.651506][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.651508][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651509][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.651511][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 19.651512][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 19.651514][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651515][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 19.651517][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.651519][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651520][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.651521][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651523][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.651524][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651526][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.651527][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651529][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.651530][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651531][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651533][ T81] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 19.651536][ 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) [ 19.651539][ T81] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 19.651540][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.651541][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 19.651543][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 19.651544][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 19.651546][ T81] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 19.651548][ T81] ? nla_get_range_signed (lib/nlattr.c:270) [ 19.651552][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651554][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.651555][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 19.651560][ T81] rtnl_setlink (net/core/rtnetlink.c:3596) [ 19.651562][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651564][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 19.651566][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.651572][ T81] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 19.651574][ T81] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.651576][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651577][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651579][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.651580][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651581][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.651583][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 19.651584][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 19.651586][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 19.651588][ T81] ? __kernel_text_address (kernel/extable.c:79) [ 19.651589][ T81] ? write_profile (profile.c:?) [ 19.651593][ T81] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 19.651595][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651596][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651598][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 19.651599][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.651601][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651602][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 19.651604][ T81] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 19.651606][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.651608][ T81] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 19.651610][ T81] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 19.651613][ T81] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 19.651615][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 19.651616][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.651618][ T81] ? netlink_ack (./include/linux/skbuff.h:2718) [ 19.651619][ T81] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 19.651622][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651624][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.651625][ T81] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 19.651628][ T81] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 19.651630][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651632][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.651633][ 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) [ 19.651635][ T81] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 19.651637][ T81] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 19.651639][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.651640][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651642][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.651643][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 19.651646][ T81] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 19.651649][ T81] ? __ia32_sys_getpeername (net/socket.c:2235) [ 19.651653][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.651654][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 19.651656][ T81] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 19.651657][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.651659][ 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)) [ 19.651661][ T81] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 19.651663][ T81] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 19.651665][ T81] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 19.651667][ T81] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.651669][ T81] RIP: 0033:0x7f1430c6054e [ 19.651672][ 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 [ 19.651674][ T81] RSP: 002b:00007ffe1e509670 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 19.651678][ T81] RAX: ffffffffffffffda RBX: 000055793aa9ff70 RCX: 00007f1430c6054e [ 19.651679][ T81] RDX: 0000000000000030 RSI: 000055793ac0cb60 RDI: 0000000000000011 [ 19.651680][ T81] RBP: 00007ffe1e509680 R08: 00007ffe1e5096d0 R09: 0000000000000080 [ 19.651681][ T81] R10: 0000000000000000 R11: 0000000000000202 R12: 000055793ac134a0 [ 19.651682][ T81] R13: 00007ffe1e5097b4 R14: 0000000000000000 R15: 0000000000000000 | [ 20.755411][ T12] softirqs last disabled at (4680): __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 20.755413][ T12] Preemption disabled at: | [ 20.755414][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 20.755425][ T12] Tainted: [W]=WARN [ 20.755426][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.755428][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 20.755434][ T12] Call Trace: [ 20.755436][ T12] [ 20.755437][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 20.755442][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 20.755444][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 20.755448][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 20.755451][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.755454][ 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)) [ 20.755457][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 20.755460][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.755464][ 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) [ 20.755465][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.755467][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 20.755469][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 20.755471][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 20.755473][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 20.755475][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 20.755477][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 20.755479][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 20.755482][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 20.755483][ 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) [ 20.755485][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 20.755486][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.755488][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.755490][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 20.755492][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 20.755493][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 20.755495][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.755497][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.755498][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.755500][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.755501][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 20.755503][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 20.755505][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 20.755507][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 20.755509][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.755510][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 20.755512][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.755513][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 20.755514][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 20.755515][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 20.755517][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 20.755519][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 20.755521][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 20.755523][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 20.755525][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 20.755527][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 20.755531][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 20.755533][ T12] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 20.755538][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 20.755540][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 20.755542][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 20.755545][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 20.755548][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 20.755550][ T12] ? netdev_notice (net/core/dev.c:13194) [ 20.755552][ T12] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 20.755553][ T12] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 20.755555][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.755557][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 20.755563][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 20.755564][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 20.755566][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 20.755569][ 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 [ 20.755571][ T12] ? 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) [ 20.755574][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 20.755576][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 20.755579][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 20.755581][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.755582][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.755583][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.755585][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 20.755588][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 20.755589][ T12] process_one_work (kernel/workqueue.c:3387) [ 20.755592][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 20.755593][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 20.755597][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 20.755599][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 20.755602][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 20.755604][ T12] kthread (kernel/kthread.c:436) [ 20.755606][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.755609][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 20.755611][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.755615][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 20.755617][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.755619][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 20.755621][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.207822][ T12] softirqs last disabled at (4680): __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 22.207824][ T12] Preemption disabled at: | [ 22.207825][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 22.207836][ T12] Tainted: [W]=WARN [ 22.207837][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.207839][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 22.207846][ T12] Call Trace: [ 22.207847][ T12] [ 22.207849][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 22.207854][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 22.207855][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 22.207859][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 22.207863][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.207866][ 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)) [ 22.207869][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.207872][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.207875][ 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) [ 22.207877][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.207879][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 22.207881][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 22.207882][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 22.207884][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 22.207886][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 22.207888][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 22.207891][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 22.207894][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 22.207895][ 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) [ 22.207896][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.207898][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.207900][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.207901][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 22.207904][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 22.207905][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 22.207907][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.207909][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.207910][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.207911][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.207913][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 22.207915][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 22.207917][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 22.207919][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 22.207921][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.207922][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 22.207924][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.207925][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 22.207926][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 22.207927][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 22.207930][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 22.207931][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 22.207933][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 22.207935][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 22.207937][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 22.207940][ T12] ? chacha_block_generic (./include/linux/string.h:363 ./include/crypto/chacha.h:99 lib/crypto/chacha-block-generic.c:91) [ 22.207944][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 22.207949][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 22.207951][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 22.207953][ 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) [ 22.207955][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 22.207957][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 22.207959][ T12] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 22.207962][ T12] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 22.207965][ T12] ? fib6_clean_tree (net/ipv6/ip6_fib.c:89 net/ipv6/ip6_fib.c:2230 net/ipv6/ip6_fib.c:2308) [ 22.207968][ T12] ? fib6_clean_tree (net/ipv6/ip6_fib.c:89 net/ipv6/ip6_fib.c:2230 net/ipv6/ip6_fib.c:2308) [ 22.207969][ 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) [ 22.207971][ T12] ? fib6_info_destroy_rcu (net/ipv6/ip6_fib.c:172 (discriminator 1)) [ 22.207973][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 22.207976][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 22.207978][ T12] ? netdev_notice (net/core/dev.c:13194) [ 22.207979][ T12] ? __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)) [ 22.207981][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.207982][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.207984][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.207986][ T12] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 22.207992][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 22.207994][ T12] ? debug_object_free (lib/debugobjects.c:1033) [ 22.207996][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 22.207998][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 22.208000][ 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 [ 22.208003][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 22.208005][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 22.208008][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 22.208009][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.208011][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.208012][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.208014][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 22.208017][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 22.208018][ T12] process_one_work (kernel/workqueue.c:3387) [ 22.208020][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 22.208022][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 22.208026][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.208028][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 22.208031][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 22.208032][ T12] kthread (kernel/kthread.c:436) [ 22.208034][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.208036][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 22.208038][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.208042][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 22.208044][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.208046][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 22.208048][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 25.811405][ T81] softirqs last disabled at (1200765): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 25.811408][ T81] Preemption disabled at: | [ 25.811409][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 25.811420][ T81] Tainted: [W]=WARN [ 25.811421][ T81] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.811423][ T81] Call Trace: [ 25.811424][ T81] [ 25.811426][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 25.811431][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 25.811433][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 25.811437][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 25.811441][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811444][ 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)) [ 25.811447][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 25.811450][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.811454][ 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) [ 25.811455][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.811458][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 25.811460][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 25.811461][ T81] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 25.811463][ T81] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 25.811466][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 25.811470][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 25.811471][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 25.811473][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811474][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811477][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 25.811479][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 25.811481][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811483][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.811485][ T81] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 25.811486][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 25.811488][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 25.811491][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 25.811492][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.811494][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 25.811495][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811497][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.811498][ T81] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 25.811499][ T81] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 25.811501][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 25.811503][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 25.811504][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 25.811507][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 25.811509][ T81] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 25.811512][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811513][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.811515][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 25.811520][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 25.811522][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.811524][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 25.811526][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 25.811528][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.811530][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 25.811533][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 25.811535][ T81] ? __kernel_text_address (kernel/extable.c:79) [ 25.811538][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 25.811541][ T81] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 25.811543][ T81] ? netdev_notice (net/core/dev.c:13194) [ 25.811544][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811546][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.811547][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811549][ 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) [ 25.811551][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 25.811552][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811553][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811555][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 25.811558][ T81] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 25.811560][ 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) [ 25.811561][ T81] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 25.811565][ T81] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 25.811568][ T81] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 25.811569][ T81] ? pskb_expand_head (net/core/skbuff.c:2347) [ 25.811571][ T81] ? netlink_trim (net/netlink/af_netlink.c:1300) [ 25.811574][ T81] ? rtnl_getlink (./include/net/netlink.h:1198 net/core/rtnetlink.c:985 net/core/rtnetlink.c:4370) [ 25.811576][ T81] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 25.811578][ T81] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 25.811580][ T81] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 25.811583][ T81] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 25.811587][ T81] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 25.811589][ T81] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 25.811591][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.811592][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811594][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.811596][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 25.811597][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 25.811599][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811600][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 25.811602][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.811604][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811605][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.811606][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811608][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.811609][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811611][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.811613][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811615][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.811616][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811617][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811619][ T81] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 25.811622][ 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) [ 25.811625][ T81] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 25.811626][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.811628][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 25.811629][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 25.811631][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 25.811633][ T81] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 25.811634][ T81] ? nla_get_range_signed (lib/nlattr.c:270) [ 25.811639][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811641][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.811642][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 25.811647][ T81] rtnl_setlink (net/core/rtnetlink.c:3596) [ 25.811649][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811651][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 25.811654][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.811663][ T81] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 25.811665][ T81] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 25.811667][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811669][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811670][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.811672][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811673][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.811675][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 25.811676][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 25.811678][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 25.811680][ T81] ? __kernel_text_address (kernel/extable.c:79) [ 25.811682][ T81] ? write_profile (profile.c:?) [ 25.811685][ T81] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 25.811687][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811688][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811690][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 25.811692][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.811693][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811695][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 25.811697][ T81] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 25.811699][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 25.811700][ T81] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 25.811702][ T81] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 25.811705][ T81] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 25.811707][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 25.811709][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.811710][ T81] ? netlink_ack (./include/linux/skbuff.h:2718) [ 25.811712][ T81] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 25.811715][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811717][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.811718][ T81] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 25.811721][ T81] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 25.811723][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811725][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.811726][ 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) [ 25.811728][ T81] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 25.811730][ T81] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 25.811732][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.811734][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811735][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.811736][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 25.811740][ T81] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 25.811742][ T81] ? __ia32_sys_getpeername (net/socket.c:2235) [ 25.811746][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.811748][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.811749][ T81] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 25.811751][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 25.811753][ 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)) [ 25.811755][ T81] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 25.811756][ T81] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 25.811759][ T81] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 25.811761][ T81] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 25.811762][ T81] RIP: 0033:0x7f1430c6054e [ 25.811766][ 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 [ 25.811768][ T81] RSP: 002b:00007ffe1e509670 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 25.811772][ T81] RAX: ffffffffffffffda RBX: 000055793aa9ff70 RCX: 00007f1430c6054e [ 25.811773][ T81] RDX: 0000000000000030 RSI: 000055793aaa3c80 RDI: 0000000000000011 [ 25.811774][ T81] RBP: 00007ffe1e509680 R08: 00007ffe1e5096d0 R09: 0000000000000080 [ 25.811775][ T81] R10: 0000000000000000 R11: 0000000000000202 R12: 000055793ac244c0 [ 25.811776][ T81] R13: 00007ffe1e5097b4 R14: 0000000000000000 R15: 0000000000000000 | [ 29.147599][ T81] softirqs last disabled at (1200765): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 29.147602][ T81] Preemption disabled at: | [ 29.147602][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 29.147611][ T81] Tainted: [W]=WARN [ 29.147612][ T81] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.147614][ T81] Call Trace: [ 29.147616][ T81] [ 29.147617][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 29.147623][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 29.147625][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 29.147629][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 29.147631][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147635][ 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)) [ 29.147638][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 29.147640][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.147644][ 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) [ 29.147646][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.147648][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 29.147650][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 29.147652][ T81] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 29.147653][ T81] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 29.147656][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 29.147660][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 29.147661][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 29.147662][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147664][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147666][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 29.147668][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 29.147670][ T81] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 29.147672][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147673][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147675][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147676][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.147678][ T81] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 29.147679][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 29.147681][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 29.147684][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 29.147685][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.147687][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 29.147688][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147690][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.147691][ T81] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 29.147692][ T81] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 29.147694][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 29.147695][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 29.147697][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 29.147700][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 29.147701][ T81] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 29.147704][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147706][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.147709][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 29.147714][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 29.147716][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.147718][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 29.147720][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 29.147722][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.147723][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 29.147727][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 29.147729][ T81] ? __kernel_text_address (kernel/extable.c:79) [ 29.147732][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 29.147735][ T81] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 29.147737][ T81] ? netdev_notice (net/core/dev.c:13194) [ 29.147738][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147739][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.147741][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147742][ 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) [ 29.147744][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 29.147745][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147746][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147748][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.147751][ T81] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 29.147753][ 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) [ 29.147755][ T81] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 29.147758][ T81] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 29.147761][ T81] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 29.147762][ T81] ? pskb_expand_head (net/core/skbuff.c:2347) [ 29.147765][ T81] ? netlink_trim (net/netlink/af_netlink.c:1300) [ 29.147768][ T81] ? rtnl_getlink (./include/net/netlink.h:1198 net/core/rtnetlink.c:985 net/core/rtnetlink.c:4370) [ 29.147769][ T81] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 29.147771][ T81] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 29.147773][ T81] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 29.147776][ T81] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 29.147780][ T81] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 29.147783][ T81] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 29.147784][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.147786][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147787][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.147789][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 29.147790][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 29.147792][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147793][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 29.147795][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.147796][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147798][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.147799][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147800][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.147801][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147803][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.147805][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147806][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.147807][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147809][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147810][ T81] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 29.147813][ 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) [ 29.147816][ T81] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 29.147817][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.147819][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 29.147820][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 29.147822][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 29.147824][ T81] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 29.147825][ T81] ? nla_get_range_signed (lib/nlattr.c:270) [ 29.147829][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147831][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.147833][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 29.147837][ T81] rtnl_setlink (net/core/rtnetlink.c:3596) [ 29.147839][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147841][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 29.147843][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.147849][ T81] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 29.147850][ T81] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.147853][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147854][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147856][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.147857][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147858][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.147860][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 29.147861][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 29.147863][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 29.147865][ T81] ? __kernel_text_address (kernel/extable.c:79) [ 29.147866][ T81] ? write_profile (profile.c:?) [ 29.147869][ T81] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 29.147872][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147873][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147875][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 29.147877][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.147878][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147880][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 29.147881][ T81] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 29.147883][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 29.147885][ T81] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 29.147887][ T81] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 29.147890][ T81] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 29.147892][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 29.147893][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.147895][ T81] ? netlink_ack (./include/linux/skbuff.h:2718) [ 29.147896][ T81] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 29.147899][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147901][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.147903][ T81] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 29.147905][ T81] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 29.147907][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147909][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.147910][ 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) [ 29.147912][ T81] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 29.147914][ T81] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 29.147916][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.147917][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147919][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.147920][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 29.147923][ T81] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 29.147926][ T81] ? __ia32_sys_getpeername (net/socket.c:2235) [ 29.147929][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.147931][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 29.147933][ T81] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 29.147934][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 29.147936][ 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)) [ 29.147938][ T81] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 29.147939][ T81] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 29.147941][ T81] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 29.147944][ T81] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.147945][ T81] RIP: 0033:0x7f1430c6054e [ 29.147949][ 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 [ 29.147951][ T81] RSP: 002b:00007ffe1e509670 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 29.147955][ T81] RAX: ffffffffffffffda RBX: 000055793aa9ff70 RCX: 00007f1430c6054e [ 29.147956][ T81] RDX: 0000000000000030 RSI: 000055793aa8f260 RDI: 0000000000000011 [ 29.147957][ T81] RBP: 00007ffe1e509680 R08: 00007ffe1e5096d0 R09: 0000000000000080 [ 29.147958][ T81] R10: 0000000000000000 R11: 0000000000000202 R12: 000055793ac2a510 [ 29.147959][ T81] R13: 00007ffe1e5097b4 R14: 0000000000000000 R15: 0000000000000000 | [ 30.192422][ T12] softirqs last disabled at (4680): __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 30.192424][ T12] Preemption disabled at: | [ 30.192425][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 30.192437][ T12] Tainted: [W]=WARN [ 30.192437][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.192439][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 30.192446][ T12] Call Trace: [ 30.192447][ T12] [ 30.192449][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.192455][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 30.192456][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 30.192460][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.192464][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.192467][ 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)) [ 30.192470][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.192472][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.192476][ 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) [ 30.192478][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.192480][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 30.192482][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.192483][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 30.192486][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 30.192487][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 30.192489][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.192492][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 30.192495][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.192496][ 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) [ 30.192497][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.192499][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.192500][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.192502][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.192504][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.192506][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 30.192508][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.192509][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.192511][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.192512][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.192514][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 30.192515][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.192518][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.192520][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.192521][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.192523][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.192524][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.192526][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 30.192527][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.192528][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 30.192530][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.192531][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.192533][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 30.192535][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.192537][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.192540][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 30.192544][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 30.192546][ T12] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 30.192551][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 30.192553][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 30.192555][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 30.192558][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 30.192561][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 30.192562][ T12] ? netdev_notice (net/core/dev.c:13194) [ 30.192564][ 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) [ 30.192565][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.192567][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.192568][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.192570][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 30.192576][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 30.192578][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 30.192580][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 30.192583][ 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 [ 30.192586][ T12] ? 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) [ 30.192588][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 30.192590][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 30.192592][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 30.192594][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.192596][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.192597][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.192599][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 30.192601][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 30.192603][ T12] process_one_work (kernel/workqueue.c:3387) [ 30.192605][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 30.192607][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.192610][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.192613][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 30.192615][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 30.192617][ T12] kthread (kernel/kthread.c:436) [ 30.192619][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 30.192622][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 30.192624][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 30.192627][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 30.192630][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 30.192632][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 30.192633][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.289433][ T12] softirqs last disabled at (4680): __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 31.289435][ T12] Preemption disabled at: | [ 31.289436][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 31.289447][ T12] Tainted: [W]=WARN [ 31.289448][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.289450][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 31.289456][ T12] Call Trace: [ 31.289458][ T12] [ 31.289460][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.289465][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 31.289467][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 31.289471][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.289474][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.289477][ 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)) [ 31.289480][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.289482][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.289486][ 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) [ 31.289488][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.289490][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 31.289492][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.289494][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 31.289496][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 31.289497][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 31.289499][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.289502][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 31.289504][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.289506][ 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) [ 31.289507][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.289509][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.289510][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.289512][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.289514][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.289516][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 31.289518][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.289519][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.289521][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.289522][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.289524][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 31.289525][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.289528][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.289530][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.289532][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.289533][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.289534][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.289536][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.289537][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.289538][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 31.289540][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.289542][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.289543][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 31.289546][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.289547][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.289550][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 31.289554][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 31.289556][ T12] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 31.289561][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 31.289563][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 31.289565][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 31.289568][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 31.289571][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 31.289573][ T12] ? netdev_notice (net/core/dev.c:13194) [ 31.289575][ 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) [ 31.289576][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.289578][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.289579][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.289581][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 31.289587][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 31.289589][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 31.289591][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 31.289594][ 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 [ 31.289596][ T12] ? 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) [ 31.289599][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 31.289601][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 31.289603][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 31.289605][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.289607][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.289608][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.289610][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 31.289613][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 31.289614][ T12] process_one_work (kernel/workqueue.c:3387) [ 31.289616][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 31.289618][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.289622][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.289624][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 31.289627][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 31.289628][ T12] kthread (kernel/kthread.c:436) [ 31.289630][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.289634][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 31.289635][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 31.289639][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 31.289642][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 31.289644][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 31.289645][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 32.309400][ T166] softirqs last disabled at (380120): fpu_clone (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:710 (discriminator 2)) | [ 32.309402][ T166] Preemption disabled at: | [ 32.309403][ T166] vprintk_emit (kernel/printk/printk.c:2471) | [ 32.309414][ T166] Tainted: [W]=WARN [ 32.309415][ T166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.309417][ T166] Call Trace: [ 32.309419][ T166] [ 32.309420][ T166] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.309425][ T166] ? vprintk_emit (kernel/printk/printk.c:2471) [ 32.309427][ T166] __might_resched.cold (kernel/sched/core.c:9234) [ 32.309431][ T166] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.309442][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309445][ T166] __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)) [ 32.309448][ T166] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.309451][ T166] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.309454][ T166] ? 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) [ 32.309456][ T166] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.309458][ T166] put_chars (drivers/char/virtio_console.c:1176) [ 32.309460][ T166] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.309461][ T166] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 32.309463][ T166] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 32.309466][ T166] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.309470][ T166] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.309471][ T166] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.309472][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309474][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309476][ T166] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.309478][ T166] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.309480][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309482][ T166] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.309484][ T166] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 32.309485][ T166] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.309488][ T166] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.309490][ T166] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.309492][ T166] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.309493][ T166] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.309494][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309496][ T166] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.309497][ T166] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.309498][ T166] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 32.309500][ T166] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.309502][ T166] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.309503][ T166] vprintk_emit (kernel/printk/printk.c:2479) [ 32.309506][ T166] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.309508][ T166] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.309510][ T166] dev_vprintk_emit (drivers/base/core.c:5000) [ 32.309514][ T166] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 32.309517][ T166] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.309518][ T166] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.309519][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309521][ T166] dev_printk_emit (drivers/base/core.c:5011) [ 32.309524][ T166] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 32.309526][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309527][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309529][ T166] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.309530][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309532][ T166] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.309533][ T166] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 32.309536][ T166] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 32.309538][ T166] ? netdev_notice (net/core/dev.c:13194) [ 32.309540][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309542][ T166] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.309543][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309545][ T166] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 32.309552][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309554][ T166] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 32.309557][ T166] __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 [ 32.309561][ T166] ? __mutex_lock (kernel/locking/mutex.c:649 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 32.309563][ T166] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 32.309565][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309567][ T166] udp_tunnel_nic_flush (net/ipv4/udp_tunnel_nic.c:691) udp_tunnel [ 32.309570][ T166] ? 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)) [ 32.309572][ T166] udp_tunnel_nic_netdevice_event (net/ipv4/udp_tunnel_nic.c:961) udp_tunnel [ 32.309575][ T166] ? failover_register (net/core/failover.c:272) [ 32.309578][ T166] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 32.309581][ T166] ? addrconf_notify (./include/net/net_namespace.h:422 (discriminator 1) ./include/linux/netdevice.h:2807 (discriminator 1) net/ipv6/addrconf.c:3679 (discriminator 1)) [ 32.309584][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309586][ T166] notifier_call_chain (kernel/notifier.c:85) [ 32.309590][ T166] __dev_close_many (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:1769) [ 32.309594][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309596][ T166] ? netif_open (net/core/dev.c:1755) [ 32.309598][ T166] ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2861 net/core/dev.c:12477) [ 32.309600][ T166] netif_close_many (net/core/dev.c:1824) [ 32.309602][ T166] ? dput.part.0 (fs/dcache.c:1001 (discriminator 1) fs/dcache.c:1042 (discriminator 1)) [ 32.309606][ T166] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1184) netdevsim [ 32.309610][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309612][ T166] ? __dev_close_many (net/core/dev.c:1804) [ 32.309614][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309615][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309618][ T166] netif_close_many_and_unlock (net/core/dev.c:12411) [ 32.309620][ T166] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 32.309622][ T166] unregister_netdevice_many_notify (net/core/dev.c:12481) [ 32.309624][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309626][ T166] ? __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) [ 32.309627][ T166] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 32.309628][ T166] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 32.309630][ T166] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1193) netdevsim [ 32.309633][ T166] ? netdev_run_todo (net/core/dev.c:11776) [ 32.309635][ T166] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 32.309636][ T166] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 32.309639][ T166] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 32.309641][ T166] ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1)) [ 32.309644][ T166] unregister_netdevice_queue (net/core/dev.c:12589 net/core/dev.c:12390 net/core/dev.c:12376) [ 32.309646][ T166] ? rtnl_net_dev_lock (./include/linux/rtnetlink.h:134 net/core/dev.c:2188) [ 32.309648][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309650][ T166] ? unregister_netdevice_many (net/core/dev.c:12589) [ 32.309652][ T166] nsim_destroy (./include/linux/netdevice.h:3487 drivers/net/netdevsim/netdev.c:1198) netdevsim [ 32.309655][ T166] ? kstrtouint (lib/kstrtox.c:236) [ 32.309659][ T166] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1472) netdevsim [ 32.309662][ T166] ? nsim_drv_port_del (drivers/net/netdevsim/dev.c:1776 (discriminator 1)) netdevsim [ 32.309666][ T166] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1781) netdevsim [ 32.309669][ T166] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim [ 32.309673][ T166] ? del_device_store (./include/linux/list.h:135 (discriminator 2)) netdevsim [ 32.309676][ T166] ? sysfs_file_kobj (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 fs/sysfs/file.c:24) [ 32.309678][ T166] ? sysfs_kf_write (fs/sysfs/file.c:140) [ 32.309680][ T166] kernfs_fop_write_iter (fs/kernfs/file.c:345) [ 32.309682][ T166] ? kernfs_ops (fs/kernfs/file.c:121) [ 32.309683][ T166] new_sync_write (fs/read_write.c:595) [ 32.309686][ T166] ? new_sync_read (./include/linux/ioprio.h:41) [ 32.309689][ T166] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.309691][ T166] vfs_write (fs/read_write.c:687) [ 32.309693][ T166] ksys_write (fs/read_write.c:739) [ 32.309695][ T166] ? __ia32_sys_read (fs/read_write.c:723) [ 32.309697][ T166] ? 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) [ 32.309698][ T166] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.309700][ T166] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.309702][ T166] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.309705][ T166] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.309707][ T166] RIP: 0033:0x7fe1e5a8354e [ 32.309710][ T166] 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 [ 32.309712][ T166] RSP: 002b:00007ffe5e6c4940 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 32.309716][ T166] RAX: ffffffffffffffda RBX: 00007fe1e5c04580 RCX: 00007fe1e5a8354e [ 32.309717][ T166] RDX: 0000000000000002 RSI: 00005630a00c7260 RDI: 0000000000000001 [ 32.309718][ T166] RBP: 00007ffe5e6c4950 R08: 0000000000000000 R09: 0000000000000000 [ 32.309719][ T166] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 32.309720][ T166] R13: 0000000000000002 R14: 00005630a00c7260 R15: 0000000000000000 | [ 33.347645][ T81] softirqs last disabled at (1200765): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 33.347648][ T81] Preemption disabled at: | [ 33.347648][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 33.347658][ T81] Tainted: [W]=WARN [ 33.347659][ T81] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.347661][ T81] Call Trace: [ 33.347662][ T81] [ 33.347663][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.347669][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 33.347671][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 33.347675][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.347677][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347681][ 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)) [ 33.347684][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.347686][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.347690][ 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) [ 33.347692][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.347694][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 33.347696][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.347697][ T81] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 33.347699][ T81] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 33.347702][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.347705][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.347707][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.347708][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347709][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347712][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.347714][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.347716][ T81] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 33.347718][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347719][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347720][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347722][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.347724][ T81] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 33.347725][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.347727][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.347729][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.347731][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.347732][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.347734][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347735][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.347736][ T81] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 33.347738][ T81] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 33.347740][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.347741][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.347743][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 33.347745][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.347747][ T81] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 33.347750][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347751][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.347753][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 33.347758][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 33.347760][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.347762][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 33.347764][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 33.347766][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.347768][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 33.347771][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 33.347772][ T81] ? __kernel_text_address (kernel/extable.c:79) [ 33.347776][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 33.347779][ T81] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 33.347780][ T81] ? netdev_notice (net/core/dev.c:13194) [ 33.347782][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347783][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.347784][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347786][ 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) [ 33.347787][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.347789][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347790][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347791][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.347795][ T81] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 33.347796][ 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) [ 33.347798][ T81] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 33.347802][ T81] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 33.347804][ T81] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 33.347806][ T81] ? pskb_expand_head (net/core/skbuff.c:2347) [ 33.347808][ T81] ? netlink_trim (net/netlink/af_netlink.c:1300) [ 33.347811][ T81] ? rtnl_getlink (./include/net/netlink.h:1198 net/core/rtnetlink.c:985 net/core/rtnetlink.c:4370) [ 33.347813][ T81] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 33.347814][ T81] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 33.347817][ T81] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 33.347820][ T81] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 33.347824][ T81] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 33.347826][ T81] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 33.347828][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.347829][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347830][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.347832][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 33.347833][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 33.347835][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347836][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 33.347838][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.347839][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347841][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.347842][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347843][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.347845][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347846][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.347848][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347849][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.347850][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347852][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347853][ T81] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 33.347856][ 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) [ 33.347859][ T81] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 33.347860][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.347861][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 33.347863][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 33.347864][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 33.347866][ T81] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 33.347868][ T81] ? nla_get_range_signed (lib/nlattr.c:270) [ 33.347872][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347873][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.347875][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 33.347880][ T81] rtnl_setlink (net/core/rtnetlink.c:3596) [ 33.347881][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347883][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 33.347885][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.347891][ T81] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 33.347893][ T81] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.347894][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347896][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347897][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.347899][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347900][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.347901][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 33.347903][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 33.347904][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 33.347906][ T81] ? __kernel_text_address (kernel/extable.c:79) [ 33.347908][ T81] ? write_profile (profile.c:?) [ 33.347911][ T81] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 33.347913][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347915][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347916][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 33.347918][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.347919][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347921][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 33.347922][ T81] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 33.347924][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 33.347926][ T81] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 33.347928][ T81] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 33.347931][ T81] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 33.347932][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 33.347934][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.347935][ T81] ? netlink_ack (./include/linux/skbuff.h:2718) [ 33.347937][ T81] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 33.347940][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347941][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.347943][ T81] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 33.347945][ T81] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 33.347947][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347949][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.347950][ 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) [ 33.347952][ T81] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 33.347954][ T81] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 33.347956][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.347957][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347959][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.347960][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 33.347963][ T81] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 33.347966][ T81] ? __ia32_sys_getpeername (net/socket.c:2235) [ 33.347969][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.347971][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.347973][ T81] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 33.347974][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.347976][ 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)) [ 33.347977][ T81] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 33.347979][ T81] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 33.347981][ T81] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 33.347984][ T81] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.347985][ T81] RIP: 0033:0x7f1430c6054e [ 33.347988][ 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 [ 33.347990][ T81] RSP: 002b:00007ffe1e509670 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 33.347994][ T81] RAX: ffffffffffffffda RBX: 000055793aa9ff70 RCX: 00007f1430c6054e [ 33.347996][ T81] RDX: 0000000000000030 RSI: 000055793ac35cc0 RDI: 0000000000000011 [ 33.347997][ T81] RBP: 00007ffe1e509680 R08: 00007ffe1e5096d0 R09: 0000000000000080 [ 33.347997][ T81] R10: 0000000000000000 R11: 0000000000000202 R12: 000055793ac38580 [ 33.347998][ T81] R13: 00007ffe1e5097b4 R14: 0000000000000000 R15: 0000000000000000 | [ 34.384430][ T68] softirqs last disabled at (4062): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 34.384432][ T68] Preemption disabled at: | [ 34.384433][ T68] vprintk_emit (kernel/printk/printk.c:2471) | [ 34.384444][ T68] Tainted: [W]=WARN [ 34.384445][ T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.384452][ T68] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 34.384459][ T68] Call Trace: [ 34.384461][ T68] [ 34.384462][ T68] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 34.384467][ T68] ? vprintk_emit (kernel/printk/printk.c:2471) [ 34.384469][ T68] __might_resched.cold (kernel/sched/core.c:9234) [ 34.384472][ T68] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 34.384476][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.384479][ T68] __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)) [ 34.384482][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.384485][ T68] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.384488][ T68] ? 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) [ 34.384490][ T68] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.384492][ T68] put_chars (drivers/char/virtio_console.c:1176) [ 34.384494][ T68] ? __send_to_port (drivers/char/virtio_console.c:654) [ 34.384495][ T68] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 34.384497][ T68] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 34.384499][ T68] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 34.384501][ T68] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 34.384503][ T68] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 34.384506][ T68] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 34.384507][ T68] ? 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) [ 34.384509][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.384510][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.384512][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.384513][ T68] console_emit_next_record (kernel/printk/printk.c:3183) [ 34.384515][ T68] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 34.384517][ T68] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 34.384519][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.384520][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.384522][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.384523][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.384525][ T68] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 34.384526][ T68] console_flush_one_record (kernel/printk/printk.c:3268) [ 34.384528][ T68] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 34.384531][ T68] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 34.384532][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.384533][ T68] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 34.384535][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.384536][ T68] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.384537][ T68] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 34.384538][ T68] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 34.384540][ T68] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 34.384542][ T68] ? vprintk_emit (kernel/printk/printk.c:2478) [ 34.384543][ T68] vprintk_emit (kernel/printk/printk.c:2479) [ 34.384545][ T68] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 34.384547][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.384550][ T68] dev_vprintk_emit (drivers/base/core.c:5000) [ 34.384554][ T68] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 34.384556][ T68] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 34.384561][ T68] dev_printk_emit (drivers/base/core.c:5011) [ 34.384563][ T68] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 34.384565][ T68] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 34.384568][ T68] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 34.384571][ T68] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 34.384600][ T68] ? netdev_notice (net/core/dev.c:13194) [ 34.384602][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.384603][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.384605][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.384607][ T68] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 34.384613][ T68] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 34.384615][ T68] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 34.384616][ T68] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 34.384619][ T68] __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 [ 34.384621][ T68] ? 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) [ 34.384624][ T68] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 34.384626][ T68] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 34.384628][ T68] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 34.384630][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.384632][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.384633][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.384635][ T68] ? process_one_work (kernel/workqueue.c:3386) [ 34.384637][ T68] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 34.384639][ T68] process_one_work (kernel/workqueue.c:3387) [ 34.384641][ T68] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 34.384643][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.384645][ T68] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 34.384648][ T68] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 34.384650][ T68] kthread (kernel/kthread.c:436) [ 34.384652][ T68] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.384655][ T68] ? kthread_affine_preferred (kernel/kthread.c:857) [ 34.384657][ T68] ret_from_fork (arch/x86/kernel/process.c:158) [ 34.384661][ T68] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 34.384663][ T68] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 34.384665][ T68] ? kthread_affine_preferred (kernel/kthread.c:857) [ 34.384666][ T68] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 35.472091][ T81] softirqs last disabled at (1200765): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 35.472094][ T81] Preemption disabled at: | [ 35.472095][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 35.472104][ T81] Tainted: [W]=WARN [ 35.472105][ T81] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.472107][ T81] Call Trace: [ 35.472108][ T81] [ 35.472109][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 35.472115][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 35.472117][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 35.472121][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 35.472124][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472127][ 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)) [ 35.472130][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.472132][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.472136][ 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) [ 35.472137][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.472140][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 35.472142][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 35.472143][ T81] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 35.472145][ T81] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 35.472148][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 35.472151][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 35.472152][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.472153][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472155][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472157][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 35.472159][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 35.472161][ T81] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 35.472163][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472165][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472166][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472167][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.472169][ T81] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 35.472170][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 35.472173][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 35.472175][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 35.472177][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.472178][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 35.472179][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472181][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.472182][ T81] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 35.472183][ T81] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 35.472185][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 35.472186][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 35.472188][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 35.472190][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 35.472192][ T81] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 35.472195][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472197][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.472199][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 35.472204][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 35.472206][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.472209][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 35.472211][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 35.472212][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.472214][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 35.472218][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 35.472220][ T81] ? __kernel_text_address (kernel/extable.c:79) [ 35.472225][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 35.472229][ T81] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 35.472231][ T81] ? netdev_notice (net/core/dev.c:13194) [ 35.472233][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472236][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.472237][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472240][ 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) [ 35.472243][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.472244][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472246][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472247][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.472251][ T81] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 35.472253][ 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) [ 35.472254][ T81] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 35.472258][ T81] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 35.472260][ T81] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 35.472262][ T81] ? pskb_expand_head (net/core/skbuff.c:2347) [ 35.472264][ T81] ? netlink_trim (net/netlink/af_netlink.c:1300) [ 35.472267][ T81] ? rtnl_getlink (./include/net/netlink.h:1198 net/core/rtnetlink.c:985 net/core/rtnetlink.c:4370) [ 35.472269][ T81] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 35.472270][ T81] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 35.472272][ T81] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 35.472275][ T81] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 35.472279][ T81] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 35.472281][ T81] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 35.472283][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.472284][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472286][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.472287][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 35.472289][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 35.472290][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472292][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 35.472294][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.472295][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472296][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.472298][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472299][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.472300][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472302][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.472304][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472305][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.472306][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472307][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472309][ T81] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 35.472312][ 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) [ 35.472315][ T81] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 35.472316][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.472317][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 35.472319][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 35.472320][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 35.472322][ T81] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 35.472323][ T81] ? nla_get_range_signed (lib/nlattr.c:270) [ 35.472327][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472329][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.472331][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 35.472335][ T81] rtnl_setlink (net/core/rtnetlink.c:3596) [ 35.472337][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472339][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 35.472341][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.472347][ T81] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 35.472348][ T81] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.472350][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472354][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472356][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.472357][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472359][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.472360][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 35.472361][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 35.472363][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 35.472365][ T81] ? __kernel_text_address (kernel/extable.c:79) [ 35.472367][ T81] ? write_profile (profile.c:?) [ 35.472369][ T81] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.472371][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472373][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472374][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 35.472376][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.472378][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472379][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 35.472381][ T81] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 35.472383][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.472385][ T81] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 35.472386][ T81] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 35.472389][ T81] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 35.472391][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.472393][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.472394][ T81] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.472396][ T81] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 35.472399][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472400][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.472402][ T81] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.472404][ T81] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.472407][ T81] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 35.472409][ T81] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 35.472411][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.472413][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.472414][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.472415][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 35.472418][ T81] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 35.472421][ T81] ? __ia32_sys_getpeername (net/socket.c:2235) [ 35.472425][ T81] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 35.472427][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.472428][ 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)) [ 35.472430][ T81] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 35.472432][ T81] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 35.472434][ T81] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 35.472436][ T81] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.472438][ T81] RIP: 0033:0x7f1430c6054e [ 35.472441][ 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 [ 35.472443][ T81] RSP: 002b:00007ffe1e509670 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 35.472447][ T81] RAX: ffffffffffffffda RBX: 000055793aa9ff70 RCX: 00007f1430c6054e [ 35.472448][ T81] RDX: 0000000000000030 RSI: 000055793ac22240 RDI: 0000000000000011 [ 35.472449][ T81] RBP: 00007ffe1e509680 R08: 00007ffe1e5096d0 R09: 0000000000000080 [ 35.472450][ T81] R10: 0000000000000000 R11: 0000000000000202 R12: 000055793ac42ea0 [ 35.472451][ T81] R13: 00007ffe1e5097b4 R14: 0000000000000000 R15: 0000000000000000 | [ 36.520423][ T68] softirqs last disabled at (4062): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 36.520426][ T68] Preemption disabled at: | [ 36.520427][ T68] vprintk_emit (kernel/printk/printk.c:2471) | [ 36.520442][ T68] Tainted: [W]=WARN [ 36.520444][ T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.520446][ T68] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 36.520455][ T68] Call Trace: [ 36.520457][ T68] [ 36.520458][ T68] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 36.520470][ T68] ? vprintk_emit (kernel/printk/printk.c:2471) [ 36.520473][ T68] __might_resched.cold (kernel/sched/core.c:9234) [ 36.520478][ T68] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 36.520482][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.520486][ T68] __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)) [ 36.520491][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 36.520494][ T68] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 36.520499][ T68] ? 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) [ 36.520502][ T68] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 36.520505][ T68] put_chars (drivers/char/virtio_console.c:1176) [ 36.520508][ T68] ? __send_to_port (drivers/char/virtio_console.c:654) [ 36.520511][ T68] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 36.520514][ T68] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 36.520517][ T68] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 36.520520][ T68] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 36.520523][ T68] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 36.520528][ T68] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 36.520530][ T68] ? 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) [ 36.520533][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 36.520535][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.520537][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.520540][ T68] console_emit_next_record (kernel/printk/printk.c:3183) [ 36.520544][ T68] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 36.520546][ T68] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 36.520550][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.520552][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.520554][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.520557][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.520560][ T68] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 36.520562][ T68] console_flush_one_record (kernel/printk/printk.c:3268) [ 36.520564][ T68] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 36.520566][ T68] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 36.520568][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.520569][ T68] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 36.520571][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.520572][ T68] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 36.520573][ T68] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 36.520575][ T68] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 36.520577][ T68] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 36.520578][ T68] ? vprintk_emit (kernel/printk/printk.c:2478) [ 36.520580][ T68] vprintk_emit (kernel/printk/printk.c:2479) [ 36.520582][ T68] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 36.520584][ T68] ? update_cfs_rq_load_avg (kernel/sched/fair.c:5687) [ 36.520587][ T68] dev_vprintk_emit (drivers/base/core.c:5000) [ 36.520592][ T68] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 36.520594][ T68] ? update_cfs_rq_load_avg (kernel/sched/fair.c:5687) [ 36.520595][ T68] ? cpuacct_charge (./include/linux/cgroup.h:548 (discriminator 4) kernel/sched/cpuacct.c:41 (discriminator 4) kernel/sched/cpuacct.c:343 (discriminator 4)) [ 36.520598][ T68] ? update_curr.isra.0 (kernel/sched/fair.c:2040) [ 36.520599][ T68] ? trace_sched_stat_runtime (./include/trace/events/sched.h:576 (discriminator 22)) [ 36.520601][ T68] dev_printk_emit (drivers/base/core.c:5011) [ 36.520603][ T68] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 36.520605][ T68] ? __resched_curr (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:28 ./include/linux/thread_info.h:104 kernel/sched/core.c:1217) [ 36.520607][ T68] ? __trace_set_current_state (./include/linux/srcutree.h:292 (discriminator 3)) [ 36.520609][ T68] ? wakeup_preempt_fair (kernel/sched/fair.c:6515 kernel/sched/fair.c:10016) [ 36.520611][ T68] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 36.520614][ T68] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 36.520616][ T68] ? netdev_notice (net/core/dev.c:13194) [ 36.520618][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.520619][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.520622][ T68] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 36.520627][ T68] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 36.520629][ T68] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 36.520631][ T68] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 36.520634][ T68] __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 [ 36.520638][ T68] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 36.520639][ T68] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 36.520644][ T68] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 36.520646][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.520648][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.520649][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.520651][ T68] ? process_one_work (kernel/workqueue.c:3386) [ 36.520654][ T68] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 36.520655][ T68] process_one_work (kernel/workqueue.c:3387) [ 36.520657][ T68] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 36.520660][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 36.520662][ T68] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 36.520665][ T68] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 36.520666][ T68] kthread (kernel/kthread.c:436) [ 36.520669][ T68] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.520672][ T68] ? kthread_affine_preferred (kernel/kthread.c:857) [ 36.520674][ T68] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.520678][ T68] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 36.520680][ T68] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.520682][ T68] ? kthread_affine_preferred (kernel/kthread.c:857) [ 36.520684][ T68] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 37.633404][ T68] softirqs last disabled at (4062): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 37.633406][ T68] Preemption disabled at: | [ 37.633406][ T68] vprintk_emit (kernel/printk/printk.c:2471) | [ 37.633418][ T68] Tainted: [W]=WARN [ 37.633419][ T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.633421][ T68] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 37.633428][ T68] Call Trace: [ 37.633429][ T68] [ 37.633430][ T68] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 37.633436][ T68] ? vprintk_emit (kernel/printk/printk.c:2471) [ 37.633438][ T68] __might_resched.cold (kernel/sched/core.c:9234) [ 37.633442][ T68] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 37.633445][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.633448][ T68] __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)) [ 37.633451][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 37.633453][ T68] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.633457][ T68] ? 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) [ 37.633459][ T68] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.633461][ T68] put_chars (drivers/char/virtio_console.c:1176) [ 37.633463][ T68] ? __send_to_port (drivers/char/virtio_console.c:654) [ 37.633465][ T68] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 37.633467][ T68] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 37.633469][ T68] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 37.633471][ T68] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 37.633479][ T68] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 37.633482][ T68] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 37.633483][ T68] ? 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) [ 37.633485][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 37.633486][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.633488][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.633490][ T68] console_emit_next_record (kernel/printk/printk.c:3183) [ 37.633492][ T68] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 37.633493][ T68] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 37.633496][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.633497][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.633498][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.633500][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.633502][ T68] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 37.633503][ T68] console_flush_one_record (kernel/printk/printk.c:3268) [ 37.633505][ T68] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 37.633508][ T68] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 37.633509][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.633511][ T68] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 37.633512][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.633513][ T68] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 37.633515][ T68] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 37.633516][ T68] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 37.633518][ T68] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 37.633519][ T68] ? vprintk_emit (kernel/printk/printk.c:2478) [ 37.633521][ T68] vprintk_emit (kernel/printk/printk.c:2479) [ 37.633523][ T68] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 37.633526][ T68] dev_vprintk_emit (drivers/base/core.c:5000) [ 37.633531][ T68] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 37.633532][ T68] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 37.633537][ T68] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 37.633540][ T68] dev_printk_emit (drivers/base/core.c:5011) [ 37.633542][ T68] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 37.633544][ T68] ? asym_cpu_capacity_scan (./include/linux/rculist.h:103) [ 37.633547][ T68] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 37.633550][ T68] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 37.633552][ T68] ? netdev_notice (net/core/dev.c:13194) [ 37.633553][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.633555][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.633556][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.633558][ T68] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 37.633564][ T68] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 37.633566][ T68] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 37.633568][ T68] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 37.633571][ T68] __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 [ 37.633575][ T68] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 37.633576][ T68] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 37.633579][ T68] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 37.633581][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.633582][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.633583][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.633585][ T68] ? process_one_work (kernel/workqueue.c:3386) [ 37.633588][ T68] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 37.633589][ T68] process_one_work (kernel/workqueue.c:3387) [ 37.633592][ T68] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 37.633594][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 37.633596][ T68] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 37.633599][ T68] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 37.633601][ T68] kthread (kernel/kthread.c:436) [ 37.633603][ T68] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 37.633606][ T68] ? kthread_affine_preferred (kernel/kthread.c:857) [ 37.633608][ T68] ret_from_fork (arch/x86/kernel/process.c:158) [ 37.633611][ T68] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 37.633614][ T68] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 37.633616][ T68] ? kthread_affine_preferred (kernel/kthread.c:857) [ 37.633617][ T68] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.696315][ T12] softirqs last disabled at (4680): __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 38.696317][ T12] Preemption disabled at: | [ 38.696318][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 38.696330][ T12] Tainted: [W]=WARN [ 38.696331][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.696333][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 38.696339][ T12] Call Trace: [ 38.696341][ T12] [ 38.696345][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 38.696350][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 38.696352][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 38.696356][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 38.696360][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.696363][ 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)) [ 38.696366][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.696369][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.696373][ 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) [ 38.696374][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.696376][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 38.696379][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 38.696380][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 38.696382][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 38.696384][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 38.696386][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 38.696389][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 38.696392][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 38.696393][ 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) [ 38.696395][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.696396][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.696398][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.696400][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 38.696402][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 38.696403][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 38.696406][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.696407][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.696408][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.696410][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.696412][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 38.696413][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 38.696415][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 38.696418][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 38.696419][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.696421][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 38.696422][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.696424][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.696425][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 38.696426][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 38.696428][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 38.696430][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 38.696431][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 38.696434][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 38.696437][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 38.696442][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 38.696443][ T12] ? sched_clock_cpu (kernel/sched/clock.c:400) [ 38.696447][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 38.696449][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 38.696451][ T12] ? asym_cpu_capacity_scan (./include/linux/rculist.h:103) [ 38.696454][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 38.696457][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 38.696459][ T12] ? netdev_notice (net/core/dev.c:13194) [ 38.696460][ 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) [ 38.696462][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.696463][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.696465][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.696467][ T12] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 38.696473][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 38.696474][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 38.696476][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 38.696479][ 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 [ 38.696487][ T12] ? 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) [ 38.696490][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 38.696492][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 38.696497][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 38.696499][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.696500][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.696501][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.696503][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 38.696506][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 38.696507][ T12] process_one_work (kernel/workqueue.c:3387) [ 38.696510][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 38.696512][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 38.696515][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.696517][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 38.696520][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.696522][ T12] kthread (kernel/kthread.c:436) [ 38.696524][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.696527][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.696529][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.696533][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 38.696535][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.696538][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.696539][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.808218][ T81] softirqs last disabled at (1200765): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 39.808221][ T81] Preemption disabled at: | [ 39.808222][ T81] vprintk_emit (kernel/printk/printk.c:2471) | [ 39.808235][ T81] Tainted: [W]=WARN [ 39.808236][ T81] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.808238][ T81] Call Trace: [ 39.808241][ T81] [ 39.808242][ T81] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 39.808249][ T81] ? vprintk_emit (kernel/printk/printk.c:2471) [ 39.808251][ T81] __might_resched.cold (kernel/sched/core.c:9234) [ 39.808256][ T81] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 39.808260][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808266][ 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)) [ 39.808270][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.808273][ T81] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.808279][ 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) [ 39.808281][ T81] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.808284][ T81] put_chars (drivers/char/virtio_console.c:1176) [ 39.808287][ T81] ? __send_to_port (drivers/char/virtio_console.c:654) [ 39.808290][ T81] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 39.808292][ T81] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 39.808296][ T81] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 39.808301][ T81] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 39.808303][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.808305][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808308][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808311][ T81] console_emit_next_record (kernel/printk/printk.c:3183) [ 39.808315][ T81] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 39.808318][ T81] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 39.808321][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808323][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808326][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808328][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.808331][ T81] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 39.808334][ T81] console_flush_one_record (kernel/printk/printk.c:3268) [ 39.808337][ T81] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 39.808341][ T81] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 39.808344][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.808346][ T81] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 39.808348][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808350][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.808355][ T81] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 39.808357][ T81] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 39.808361][ T81] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 39.808363][ T81] ? vprintk_emit (kernel/printk/printk.c:2478) [ 39.808366][ T81] vprintk_emit (kernel/printk/printk.c:2479) [ 39.808369][ T81] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 39.808372][ T81] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 39.808376][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808379][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.808382][ T81] dev_vprintk_emit (drivers/base/core.c:5000) [ 39.808388][ T81] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 39.808392][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.808395][ T81] dev_printk_emit (drivers/base/core.c:5011) [ 39.808398][ T81] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 39.808401][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.808403][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 39.808408][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 39.808411][ T81] ? __kernel_text_address (kernel/extable.c:79) [ 39.808415][ T81] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 39.808420][ T81] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 39.808422][ T81] ? netdev_notice (net/core/dev.c:13194) [ 39.808424][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808427][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.808429][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808431][ 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) [ 39.808434][ T81] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.808436][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808438][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808440][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.808445][ T81] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 39.808447][ 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) [ 39.808450][ T81] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 39.808455][ T81] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 39.808459][ T81] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 39.808461][ T81] ? pskb_expand_head (net/core/skbuff.c:2347) [ 39.808464][ T81] ? netlink_trim (net/netlink/af_netlink.c:1300) [ 39.808468][ T81] ? rtnl_getlink (./include/net/netlink.h:1198 net/core/rtnetlink.c:985 net/core/rtnetlink.c:4370) [ 39.808471][ T81] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 39.808473][ T81] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 39.808476][ T81] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 39.808481][ T81] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 39.808486][ T81] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 39.808495][ T81] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 39.808498][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.808500][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808503][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.808505][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 39.808507][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 39.808510][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808512][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 39.808515][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.808517][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808520][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.808522][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808524][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.808526][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808528][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.808531][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808533][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.808535][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808537][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808540][ T81] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 39.808543][ 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) [ 39.808547][ T81] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 39.808549][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.808551][ T81] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 39.808553][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 39.808556][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 39.808559][ T81] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 39.808561][ T81] ? nla_get_range_signed (lib/nlattr.c:270) [ 39.808565][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808568][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.808570][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 39.808576][ T81] rtnl_setlink (net/core/rtnetlink.c:3596) [ 39.808579][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808581][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 39.808584][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.808593][ T81] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 39.808596][ T81] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 39.808599][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808602][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808604][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.808606][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808609][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.808611][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 39.808613][ T81] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 39.808616][ T81] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 39.808618][ T81] ? __kernel_text_address (kernel/extable.c:79) [ 39.808621][ T81] ? write_profile (profile.c:?) [ 39.808625][ T81] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 39.808628][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808630][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808633][ T81] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 39.808636][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.808638][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808640][ T81] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 39.808643][ T81] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 39.808646][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.808649][ T81] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 39.808652][ T81] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 39.808657][ T81] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 39.808660][ T81] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 39.808663][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.808665][ T81] ? netlink_ack (./include/linux/skbuff.h:2718) [ 39.808667][ T81] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 39.808672][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808675][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.808678][ T81] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 39.808681][ T81] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 39.808684][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.808686][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.808688][ T81] ? wp_page_reuse (./include/linux/rcupdate.h:882 ./include/linux/pgtable.h:117 mm/memory.c:3916) [ 39.808693][ T81] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 39.808696][ T81] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 39.808699][ T81] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.808701][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808704][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.808706][ T81] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 39.808709][ T81] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 39.808713][ T81] ? __ia32_sys_getpeername (net/socket.c:2235) [ 39.808719][ T81] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.808721][ T81] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.808724][ T81] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 39.808727][ T81] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.808729][ 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)) [ 39.808732][ T81] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 39.808734][ T81] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 39.808738][ T81] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 39.808741][ T81] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 39.808744][ T81] RIP: 0033:0x7f1430c6054e [ 39.808748][ 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 [ 39.808750][ T81] RSP: 002b:00007ffe1e509670 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 39.808755][ T81] RAX: ffffffffffffffda RBX: 000055793aa9ff70 RCX: 00007f1430c6054e [ 39.808757][ T81] RDX: 0000000000000030 RSI: 000055793ac1cc20 RDI: 0000000000000011 [ 39.808759][ T81] RBP: 00007ffe1e509680 R08: 00007ffe1e5096d0 R09: 0000000000000080 [ 39.808760][ T81] R10: 0000000000000000 R11: 0000000000000202 R12: 000055793ac52060 [ 39.808761][ T81] R13: 00007ffe1e5097b4 R14: 0000000000000000 R15: 0000000000000000 | [ 40.854405][ T68] softirqs last disabled at (4062): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 40.854407][ T68] Preemption disabled at: | [ 40.854408][ T68] vprintk_emit (kernel/printk/printk.c:2471) | [ 40.854420][ T68] Tainted: [W]=WARN [ 40.854421][ T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.854422][ T68] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 40.854429][ T68] Call Trace: [ 40.854430][ T68] [ 40.854432][ T68] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 40.854437][ T68] ? vprintk_emit (kernel/printk/printk.c:2471) [ 40.854439][ T68] __might_resched.cold (kernel/sched/core.c:9234) [ 40.854443][ T68] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.854446][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.854449][ T68] __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)) [ 40.854452][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.854455][ T68] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.854459][ T68] ? 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) [ 40.854460][ T68] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.854462][ T68] put_chars (drivers/char/virtio_console.c:1176) [ 40.854464][ T68] ? __send_to_port (drivers/char/virtio_console.c:654) [ 40.854466][ T68] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 40.854468][ T68] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 40.854470][ T68] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 40.854472][ T68] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 40.854475][ T68] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 40.854477][ T68] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 40.854478][ T68] ? 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) [ 40.854480][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.854482][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.854483][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.854485][ T68] console_emit_next_record (kernel/printk/printk.c:3183) [ 40.854487][ T68] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 40.854489][ T68] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 40.854491][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.854492][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.854494][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.854495][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.854503][ T68] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 40.854504][ T68] console_flush_one_record (kernel/printk/printk.c:3268) [ 40.854506][ T68] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 40.854509][ T68] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 40.854510][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.854512][ T68] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 40.854513][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.854514][ T68] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.854515][ T68] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 40.854517][ T68] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 40.854519][ T68] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 40.854520][ T68] ? vprintk_emit (kernel/printk/printk.c:2478) [ 40.854522][ T68] vprintk_emit (kernel/printk/printk.c:2479) [ 40.854524][ T68] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 40.854527][ T68] dev_vprintk_emit (drivers/base/core.c:5000) [ 40.854531][ T68] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 40.854533][ T68] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 40.854538][ T68] dev_printk_emit (drivers/base/core.c:5011) [ 40.854540][ T68] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 40.854543][ T68] ? 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) [ 40.854545][ T68] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 40.854548][ T68] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 40.854550][ T68] ? netdev_notice (net/core/dev.c:13194) [ 40.854552][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.854553][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.854555][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.854557][ T68] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 40.854563][ T68] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 40.854565][ T68] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 40.854567][ T68] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 40.854570][ T68] __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 [ 40.854574][ T68] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 40.854575][ T68] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 40.854578][ T68] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 40.854580][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.854581][ T68] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.854583][ T68] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.854584][ T68] ? process_one_work (kernel/workqueue.c:3386) [ 40.854587][ T68] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 40.854589][ T68] process_one_work (kernel/workqueue.c:3387) [ 40.854591][ T68] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 40.854593][ T68] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.854596][ T68] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 40.854598][ T68] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.854600][ T68] kthread (kernel/kthread.c:436) [ 40.854603][ T68] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.854606][ T68] ? kthread_affine_preferred (kernel/kthread.c:857) [ 40.854607][ T68] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.854611][ T68] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 40.854613][ T68] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.854616][ T68] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __dev_queue_xmit:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_trylock_spinning addrconf_dad_begin:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars fpu_clone:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars