====================================== | [ 10.089568][ T91] softirqs last disabled at (322022): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 10.089570][ T91] Preemption disabled at: | [ 10.089570][ T91] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.089581][ T91] Tainted: [W]=WARN [ 10.089582][ T91] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.089583][ T91] Call Trace: [ 10.089585][ T91] [ 10.089587][ T91] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.089593][ T91] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.089595][ T91] __might_resched.cold (kernel/sched/core.c:9234) [ 10.089600][ T91] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.089604][ T91] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.089609][ T91] __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)) [ 10.089611][ T91] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.089616][ T91] ? 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) [ 10.089619][ T91] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.089622][ T91] put_chars (drivers/char/virtio_console.c:1176) [ 10.089625][ T91] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.089629][ T91] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 10.089634][ T91] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.089636][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.089641][ T91] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.089644][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.089651][ T91] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.089654][ T91] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.089659][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.089661][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.089665][ T91] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.089669][ T91] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.089671][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.089676][ T91] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.089679][ T91] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.089680][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.089683][ T91] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.089686][ T91] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.089688][ T91] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.089691][ T91] vprintk_emit (kernel/printk/printk.c:2479) [ 10.089694][ T91] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.089697][ T91] ? write_profile (profile.c:?) [ 10.089700][ T91] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 10.089707][ T91] dev_vprintk_emit (drivers/base/core.c:5000) [ 10.089712][ T91] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 10.089717][ T91] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 10.089723][ T91] dev_printk_emit (drivers/base/core.c:5011) [ 10.089726][ T91] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 10.089730][ T91] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 10.089735][ T91] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 10.089741][ T91] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 10.089743][ T91] ? netdev_notice (net/core/dev.c:13194) [ 10.089745][ T91] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.089750][ T91] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.089752][ T91] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 10.089755][ T91] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.089758][ T91] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 10.089761][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.089763][ T91] ? 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) [ 10.089765][ T91] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 10.089768][ T91] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 10.089771][ T91] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.089774][ T91] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 10.089780][ T91] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.089783][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.089786][ T91] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.089788][ T91] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.089789][ T91] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.089792][ T91] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.089794][ T91] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.089798][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.089803][ T91] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.089805][ T91] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 10.089808][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.089810][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.089811][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.089813][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.089815][ T91] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.089818][ T91] ? __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) [ 10.089821][ T91] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.089823][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.089825][ T91] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 10.089827][ T91] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.089829][ T91] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.089831][ T91] ? nla_get_range_signed (lib/nlattr.c:270) [ 10.089838][ T91] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.089841][ T91] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.089849][ T91] rtnl_setlink (net/core/rtnetlink.c:3596) [ 10.089853][ T91] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.089855][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.089879][ T91] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.089880][ T91] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.089884][ T91] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.089885][ T91] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.089887][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.089892][ T91] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.089893][ T91] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.089896][ T91] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.089898][ T91] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.089902][ T91] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.089904][ T91] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.089908][ T91] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.089910][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.089914][ T91] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.089916][ T91] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.089920][ T91] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.089923][ T91] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.089927][ T91] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.089934][ T91] ? 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)) [ 10.089936][ T91] ? 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)) [ 10.089941][ T91] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.089945][ T91] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.089948][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.089950][ T91] ? 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) [ 10.089954][ T91] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.089958][ T91] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.089962][ T91] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.089966][ T91] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.089969][ T91] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 10.089973][ T91] ? __ia32_sys_getpeername (net/socket.c:2235) [ 10.089984][ T91] ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536) [ 10.089991][ T91] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 10.089993][ T91] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.089997][ T91] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.089998][ T91] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 10.090000][ T91] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.090001][ T91] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.090004][ T91] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.090007][ T91] RIP: 0033:0x7fa5ed22454e [ 10.090011][ T91] 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 [ 10.090013][ T91] RSP: 002b:00007ffd707f8650 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 10.090016][ T91] RAX: ffffffffffffffda RBX: 0000558983ab1f30 RCX: 00007fa5ed22454e [ 10.090017][ T91] RDX: 0000000000000030 RSI: 0000558983c55df0 RDI: 0000000000000024 [ 10.090018][ T91] RBP: 00007ffd707f8660 R08: 00007ffd707f86b0 R09: 0000000000000080 [ 10.090019][ T91] R10: 0000000000000000 R11: 0000000000000202 R12: 0000558983c617b0 [ 10.090020][ T91] R13: 00007ffd707f8794 R14: 0000000000000000 R15: 0000000000000000 | [ 11.135977][ T12] softirqs last disabled at (1494): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 11.135980][ T12] Preemption disabled at: | [ 11.135980][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.135990][ T12] Tainted: [W]=WARN [ 11.135991][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.135992][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 11.135996][ T12] Call Trace: [ 11.135997][ T12] [ 11.135999][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.136004][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.136006][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 11.136011][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.136015][ 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) [ 11.136020][ 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)) [ 11.136022][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.136028][ 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) [ 11.136030][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.136033][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 11.136036][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.136039][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.136043][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.136046][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.136049][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.136052][ T12] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.136054][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.136055][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.136059][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.136061][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 11.136064][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.136067][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.136070][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.136074][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.136079][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.136081][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.136085][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.136089][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.136091][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.136096][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.136099][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.136100][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.136102][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.136106][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.136108][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.136111][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 11.136115][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.136118][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.136122][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 11.136128][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 11.136130][ T12] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 11.136137][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.136141][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 11.136143][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 11.136145][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 11.136154][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 11.136160][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 11.136162][ T12] ? netdev_notice (net/core/dev.c:13194) [ 11.136166][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.136168][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 11.136171][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.136175][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 11.136182][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.136184][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 11.136186][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 11.136190][ 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 [ 11.136194][ T12] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 11.136200][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 11.136206][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 11.136209][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.136211][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.136213][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.136216][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 11.136217][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 11.136219][ T12] process_one_work (kernel/workqueue.c:3387) [ 11.136225][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 11.136228][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.136236][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 11.136243][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 11.136245][ T12] kthread (kernel/kthread.c:436) [ 11.136247][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.136251][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 11.136253][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.136258][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 11.136262][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.136265][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 11.136267][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 12.251530][ T91] softirqs last disabled at (630376): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 12.251533][ T91] Preemption disabled at: | [ 12.251534][ T91] vprintk_emit (kernel/printk/printk.c:2471) | [ 12.251544][ T91] Tainted: [W]=WARN [ 12.251545][ T91] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.251547][ T91] Call Trace: [ 12.251549][ T91] [ 12.251551][ T91] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.251557][ T91] ? vprintk_emit (kernel/printk/printk.c:2471) [ 12.251559][ T91] __might_resched.cold (kernel/sched/core.c:9234) [ 12.251563][ T91] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.251567][ T91] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.251572][ T91] __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)) [ 12.251574][ T91] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.251580][ T91] ? 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) [ 12.251582][ T91] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.251585][ T91] put_chars (drivers/char/virtio_console.c:1176) [ 12.251588][ T91] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.251590][ T91] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.251594][ T91] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.251596][ T91] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.251601][ T91] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.251604][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.251609][ T91] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.251612][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.251617][ T91] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.251621][ T91] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.251625][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.251627][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.251631][ T91] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.251636][ T91] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.251637][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.251642][ T91] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.251645][ T91] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.251647][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.251649][ T91] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.251652][ T91] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.251654][ T91] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.251657][ T91] vprintk_emit (kernel/printk/printk.c:2479) [ 12.251661][ T91] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.251663][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.251665][ T91] ? 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) [ 12.251671][ T91] dev_vprintk_emit (drivers/base/core.c:5000) [ 12.251676][ T91] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 12.251682][ T91] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.251686][ T91] dev_printk_emit (drivers/base/core.c:5011) [ 12.251689][ T91] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 12.251691][ T91] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.251694][ T91] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.251696][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.251697][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.251698][ T91] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.251700][ T91] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.251705][ T91] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 12.251710][ T91] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 12.251712][ T91] ? netdev_notice (net/core/dev.c:13194) [ 12.251715][ T91] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.251718][ T91] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.251721][ T91] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 12.251724][ T91] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 12.251727][ T91] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 12.251730][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.251732][ T91] ? 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) [ 12.251734][ T91] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 12.251737][ T91] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 12.251740][ T91] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.251743][ T91] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 12.251749][ T91] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 12.251752][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.251755][ T91] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 12.251756][ T91] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.251758][ T91] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.251760][ T91] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.251762][ T91] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.251766][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.251770][ T91] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.251772][ T91] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 12.251775][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.251777][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.251779][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.251780][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.251783][ T91] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 12.251785][ T91] ? __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) [ 12.251789][ T91] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 12.251790][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.251792][ T91] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 12.251794][ T91] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.251797][ T91] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 12.251798][ T91] ? nla_get_range_signed (lib/nlattr.c:270) [ 12.251805][ T91] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.251808][ T91] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 12.251816][ T91] rtnl_setlink (net/core/rtnetlink.c:3596) [ 12.251820][ T91] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 12.251821][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.251845][ T91] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.251847][ T91] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.251850][ T91] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.251851][ T91] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.251853][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.251861][ T91] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.251863][ T91] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.251865][ T91] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 12.251867][ T91] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.251871][ T91] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 12.251874][ T91] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.251878][ T91] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.251880][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.251884][ T91] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.251886][ T91] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.251890][ T91] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 12.251894][ T91] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.251898][ T91] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.251905][ T91] ? 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)) [ 12.251907][ T91] ? 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)) [ 12.251913][ T91] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.251917][ T91] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.251920][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.251922][ T91] ? 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) [ 12.251927][ T91] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 12.251931][ T91] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 12.251936][ T91] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 12.251939][ T91] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 12.251943][ T91] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 12.251947][ T91] ? __ia32_sys_getpeername (net/socket.c:2235) [ 12.251959][ T91] ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536) [ 12.251966][ T91] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 12.251968][ T91] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.251972][ T91] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 12.251974][ T91] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 12.251975][ T91] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.251977][ T91] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.251980][ T91] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.251982][ T91] RIP: 0033:0x7fa5ed22454e [ 12.251986][ T91] 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 [ 12.251988][ T91] RSP: 002b:00007ffd707f8650 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 12.251991][ T91] RAX: ffffffffffffffda RBX: 0000558983ab1f30 RCX: 00007fa5ed22454e [ 12.251992][ T91] RDX: 0000000000000030 RSI: 0000558983c6ac60 RDI: 0000000000000024 [ 12.251993][ T91] RBP: 00007ffd707f8660 R08: 00007ffd707f86b0 R09: 0000000000000080 [ 12.251994][ T91] R10: 0000000000000000 R11: 0000000000000202 R12: 0000558983c6b590 [ 12.251994][ T91] R13: 00007ffd707f8794 R14: 0000000000000000 R15: 0000000000000000 | [ 13.264086][ T12] softirqs last disabled at (5218): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 13.264088][ T12] Preemption disabled at: | [ 13.264089][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 13.264099][ T12] Tainted: [W]=WARN [ 13.264100][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.264102][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 13.264106][ T12] Call Trace: [ 13.264107][ T12] [ 13.264109][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.264115][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 13.264117][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 13.264122][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.264126][ 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) [ 13.264131][ 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)) [ 13.264134][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.264140][ 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) [ 13.264142][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.264146][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 13.264149][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.264152][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.264156][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 13.264158][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 13.264162][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.264165][ T12] ? mark_usage (kernel/locking/lockdep.c:4690) [ 13.264167][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.264169][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.264173][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.264175][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 13.264178][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.264181][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.264185][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.264189][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.264193][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.264196][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.264200][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.264204][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.264206][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.264212][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.264215][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.264216][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.264219][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 13.264223][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.264224][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.264228][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 13.264231][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.264235][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.264240][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 13.264245][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 13.264247][ T12] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 13.264254][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.264258][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 13.264261][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 13.264263][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 13.264272][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 13.264278][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 13.264280][ T12] ? netdev_notice (net/core/dev.c:13194) [ 13.264285][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.264286][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 13.264290][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.264295][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 13.264302][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 13.264304][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 13.264307][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 13.264311][ 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 [ 13.264315][ T12] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 13.264328][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 13.264335][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 13.264338][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.264340][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.264342][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.264345][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 13.264347][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 13.264348][ T12] process_one_work (kernel/workqueue.c:3387) [ 13.264355][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 13.264358][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.264366][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 13.264373][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 13.264375][ T12] kthread (kernel/kthread.c:436) [ 13.264378][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.264381][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 13.264384][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.264389][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 13.264393][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.264395][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 13.264398][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 15.251727][ T91] softirqs last disabled at (989362): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 15.251730][ T91] Preemption disabled at: | [ 15.251731][ T91] vprintk_emit (kernel/printk/printk.c:2471) | [ 15.251744][ T91] Tainted: [W]=WARN [ 15.251745][ T91] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.251748][ T91] Call Trace: [ 15.251751][ T91] [ 15.251753][ T91] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.251760][ T91] ? vprintk_emit (kernel/printk/printk.c:2471) [ 15.251763][ T91] __might_resched.cold (kernel/sched/core.c:9234) [ 15.251769][ T91] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.251775][ T91] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.251783][ T91] __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)) [ 15.251786][ T91] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.251795][ T91] ? 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) [ 15.251799][ T91] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.251804][ T91] put_chars (drivers/char/virtio_console.c:1176) [ 15.251809][ T91] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.251815][ T91] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 15.251824][ T91] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.251827][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.251837][ T91] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.251841][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.251852][ T91] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.251862][ T91] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.251870][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.251874][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.251881][ T91] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.251888][ T91] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.251890][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.251899][ T91] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.251904][ T91] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.251906][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.251910][ T91] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.251916][ T91] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.251919][ T91] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.251924][ T91] vprintk_emit (kernel/printk/printk.c:2479) [ 15.251930][ T91] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.251933][ T91] ? write_profile (profile.c:?) [ 15.251938][ T91] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.251942][ T91] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.251950][ T91] dev_vprintk_emit (drivers/base/core.c:5000) [ 15.251957][ T91] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 15.251960][ T91] ? check_irq_usage (kernel/locking/lockdep.c:1876 kernel/locking/lockdep.c:2812) [ 15.251974][ T91] dev_printk_emit (drivers/base/core.c:5011) [ 15.251978][ T91] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 15.251984][ T91] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 15.251987][ T91] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 15.251996][ T91] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 15.252005][ T91] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 15.252008][ T91] ? netdev_notice (net/core/dev.c:13194) [ 15.252012][ T91] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.252019][ T91] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.252023][ T91] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.252028][ T91] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 15.252033][ T91] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 15.252037][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.252040][ T91] ? 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) [ 15.252043][ T91] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 15.252048][ T91] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 15.252053][ T91] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.252058][ T91] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 15.252067][ T91] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 15.252072][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.252077][ T91] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 15.252079][ T91] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.252081][ T91] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.252085][ T91] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.252088][ T91] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.252096][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.252104][ T91] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.252107][ T91] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 15.252112][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.252116][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.252118][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.252120][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.252123][ T91] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 15.252128][ T91] ? __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) [ 15.252132][ T91] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 15.252134][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.252137][ T91] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 15.252141][ T91] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.252145][ T91] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 15.252148][ T91] ? nla_get_range_signed (lib/nlattr.c:270) [ 15.252158][ T91] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.252163][ T91] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 15.252176][ T91] rtnl_setlink (net/core/rtnetlink.c:3596) [ 15.252182][ T91] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 15.252184][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.252228][ T91] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.252231][ T91] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.252236][ T91] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.252239][ T91] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.252242][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.252250][ T91] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.252253][ T91] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.252257][ T91] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 15.252260][ T91] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.252266][ T91] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 15.252270][ T91] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.252276][ T91] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.252279][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.252287][ T91] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.252290][ T91] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.252296][ T91] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 15.252301][ T91] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.252306][ T91] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.252318][ T91] ? 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)) [ 15.252321][ T91] ? 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)) [ 15.252335][ T91] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.252343][ T91] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.252347][ T91] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.252355][ T91] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 15.252362][ T91] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.252369][ T91] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 15.252374][ T91] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 15.252380][ T91] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 15.252386][ T91] ? __ia32_sys_getpeername (net/socket.c:2235) [ 15.252413][ T91] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 15.252416][ T91] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.252421][ T91] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 15.252425][ T91] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 15.252427][ T91] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.252429][ T91] ? irq_exit_rcu (kernel/softirq.c:786) [ 15.252436][ T91] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.252440][ T91] RIP: 0033:0x7fa5ed22454e [ 15.252445][ T91] 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 [ 15.252448][ T91] RSP: 002b:00007ffd707f8650 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 15.252452][ T91] RAX: ffffffffffffffda RBX: 0000558983ab1f30 RCX: 00007fa5ed22454e [ 15.252454][ T91] RDX: 0000000000000030 RSI: 0000558983c6ebd0 RDI: 0000000000000024 [ 15.252456][ T91] RBP: 00007ffd707f8660 R08: 00007ffd707f86b0 R09: 0000000000000080 [ 15.252457][ T91] R10: 0000000000000000 R11: 0000000000000202 R12: 0000558983c74340 [ 15.252459][ T91] R13: 00007ffd707f8794 R14: 0000000000000000 R15: 0000000000000000 | [ 16.324961][ T12] softirqs last disabled at (9654): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 16.324963][ T12] Preemption disabled at: | [ 16.324964][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 16.324974][ T12] Tainted: [W]=WARN [ 16.324975][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.324977][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 16.324981][ T12] Call Trace: [ 16.324983][ T12] [ 16.324985][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.324990][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 16.324993][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 16.324998][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.325002][ 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) [ 16.325008][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 16.325010][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.325016][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 16.325019][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.325022][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 16.325025][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.325029][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.325033][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.325036][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.325040][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.325043][ T12] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.325045][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.325046][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.325051][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.325053][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 16.325057][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.325059][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.325064][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.325068][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.325073][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.325075][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.325080][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.325085][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.325086][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.325092][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.325095][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.325097][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.325099][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.325104][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.325105][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.325109][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 16.325114][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.325117][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.325123][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 16.325128][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 16.325130][ T12] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 16.325138][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.325142][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 16.325145][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 16.325147][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 16.325157][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 16.325163][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 16.325165][ T12] ? netdev_notice (net/core/dev.c:13194) [ 16.325170][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.325172][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 16.325175][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.325180][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 16.325187][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 16.325190][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 16.325192][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 16.325197][ 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 [ 16.325201][ T12] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 16.325207][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 16.325214][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 16.325217][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.325220][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.325221][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.325225][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 16.325227][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 16.325228][ T12] process_one_work (kernel/workqueue.c:3387) [ 16.325235][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 16.325239][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.325247][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 16.325255][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.325257][ T12] kthread (kernel/kthread.c:436) [ 16.325259][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.325263][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.325266][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.325272][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 16.325276][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.325278][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.325281][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 17.572981][ T216] softirqs last disabled at (4044): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 17.572984][ T216] Preemption disabled at: | [ 17.572984][ T216] vprintk_emit (kernel/printk/printk.c:2471) | [ 17.572994][ T216] Tainted: [W]=WARN [ 17.572995][ T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.572997][ T216] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 17.573001][ T216] Call Trace: [ 17.573002][ T216] [ 17.573005][ T216] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.573010][ T216] ? vprintk_emit (kernel/printk/printk.c:2471) [ 17.573012][ T216] __might_resched.cold (kernel/sched/core.c:9234) [ 17.573017][ T216] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.573021][ T216] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 17.573026][ T216] __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)) [ 17.573029][ T216] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.573035][ T216] ? 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) [ 17.573037][ T216] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.573041][ T216] put_chars (drivers/char/virtio_console.c:1176) [ 17.573044][ T216] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.573047][ T216] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 17.573051][ T216] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.573054][ T216] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 17.573058][ T216] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.573061][ T216] ? mark_usage (kernel/locking/lockdep.c:4690) [ 17.573063][ T216] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.573064][ T216] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.573069][ T216] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.573071][ T216] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 17.573074][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.573077][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.573081][ T216] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.573085][ T216] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.573090][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.573092][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.573097][ T216] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.573101][ T216] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.573103][ T216] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.573108][ T216] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.573111][ T216] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.573113][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.573115][ T216] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 17.573119][ T216] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.573121][ T216] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.573124][ T216] vprintk_emit (kernel/printk/printk.c:2479) [ 17.573128][ T216] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.573132][ T216] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.573136][ T216] dev_vprintk_emit (drivers/base/core.c:5000) [ 17.573142][ T216] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 17.573144][ T216] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 17.573152][ T216] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.573156][ T216] dev_printk_emit (drivers/base/core.c:5011) [ 17.573159][ T216] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 17.573161][ T216] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 17.573171][ T216] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 17.573177][ T216] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 17.573180][ T216] ? netdev_notice (net/core/dev.c:13194) [ 17.573184][ T216] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.573186][ T216] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 17.573190][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.573194][ T216] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 17.573201][ T216] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 17.573204][ T216] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 17.573206][ T216] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 17.573210][ T216] __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 [ 17.573214][ T216] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 17.573221][ T216] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 17.573227][ T216] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 17.573230][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.573232][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.573234][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.573237][ T216] ? process_one_work (kernel/workqueue.c:3386) [ 17.573239][ T216] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 17.573240][ T216] process_one_work (kernel/workqueue.c:3387) [ 17.573247][ T216] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 17.573250][ T216] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.573258][ T216] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 17.573263][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 17.573265][ T216] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 17.573268][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 17.573270][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 17.573272][ T216] kthread (kernel/kthread.c:436) [ 17.573274][ T216] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 17.573278][ T216] ? kthread_affine_preferred (kernel/kthread.c:857) [ 17.573281][ T216] ret_from_fork (arch/x86/kernel/process.c:158) [ 17.573286][ T216] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 17.573290][ T216] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 17.573293][ T216] ? kthread_affine_preferred (kernel/kthread.c:857) [ 17.573295][ T216] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.866134][ T216] softirqs last disabled at (10196): __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)) | [ 18.866139][ T216] Preemption disabled at: | [ 18.866141][ T216] vprintk_emit (kernel/printk/printk.c:2471) | [ 18.866164][ T216] Tainted: [W]=WARN [ 18.866166][ T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.866170][ T216] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 18.866180][ T216] Call Trace: [ 18.866186][ T216] [ 18.866190][ T216] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 18.866204][ T216] ? vprintk_emit (kernel/printk/printk.c:2471) [ 18.866214][ T216] __might_resched.cold (kernel/sched/core.c:9234) [ 18.866225][ T216] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 18.866238][ T216] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 18.866255][ T216] __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)) [ 18.866263][ T216] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.866279][ T216] ? 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) [ 18.866286][ T216] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.866298][ T216] put_chars (drivers/char/virtio_console.c:1176) [ 18.866309][ T216] ? __send_to_port (drivers/char/virtio_console.c:654) [ 18.866321][ T216] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 18.866334][ T216] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 18.866351][ T216] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 18.866366][ T216] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 18.866374][ T216] ? mark_usage (kernel/locking/lockdep.c:4690) [ 18.866383][ T216] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.866390][ T216] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.866401][ T216] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 18.866413][ T216] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 18.866422][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.866432][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.866444][ T216] console_emit_next_record (kernel/printk/printk.c:3183) [ 18.866458][ T216] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 18.866474][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.866484][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.866497][ T216] console_flush_one_record (kernel/printk/printk.c:3268) [ 18.866514][ T216] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 18.866520][ T216] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.866535][ T216] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 18.866546][ T216] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 18.866552][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.866561][ T216] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 18.866571][ T216] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 18.866578][ T216] ? vprintk_emit (kernel/printk/printk.c:2478) [ 18.866588][ T216] vprintk_emit (kernel/printk/printk.c:2479) [ 18.866602][ T216] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 18.866613][ T216] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.866630][ T216] dev_vprintk_emit (drivers/base/core.c:5000) [ 18.866645][ T216] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 18.866668][ T216] dev_printk_emit (drivers/base/core.c:5011) [ 18.866680][ T216] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 18.866695][ T216] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 18.866706][ T216] ? 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) [ 18.866717][ T216] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 18.866735][ T216] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 18.866745][ T216] ? netdev_notice (net/core/dev.c:13194) [ 18.866758][ T216] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.866768][ T216] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 18.866780][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.866795][ T216] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 18.866816][ T216] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 18.866828][ T216] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 18.866836][ T216] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 18.866849][ T216] __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 [ 18.866872][ T216] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 18.866891][ T216] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 18.866911][ T216] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 18.866923][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.866933][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.866937][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.866951][ T216] ? process_one_work (kernel/workqueue.c:3386) [ 18.866957][ T216] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 18.866960][ T216] process_one_work (kernel/workqueue.c:3387) [ 18.866973][ T216] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 18.866982][ T216] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.867005][ T216] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 18.867018][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 18.867027][ T216] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 18.867034][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 18.867046][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 18.867052][ T216] kthread (kernel/kthread.c:436) [ 18.867059][ T216] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.867069][ T216] ? kthread_affine_preferred (kernel/kthread.c:857) [ 18.867077][ T216] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.867091][ T216] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 18.867103][ T216] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.867111][ T216] ? kthread_affine_preferred (kernel/kthread.c:857) [ 18.867119][ T216] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.653830][ T216] softirqs last disabled at (14004): __fib6_clean_all (./include/linux/spinlock.h:353 (discriminator 32768) net/ipv6/ip6_fib.c:2323 (discriminator 32768)) | [ 20.653832][ T216] Preemption disabled at: | [ 20.653833][ T216] vprintk_emit (kernel/printk/printk.c:2471) | [ 20.653843][ T216] Tainted: [W]=WARN [ 20.653844][ T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.653846][ T216] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 20.653849][ T216] Call Trace: [ 20.653851][ T216] [ 20.653852][ T216] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 20.653862][ T216] ? vprintk_emit (kernel/printk/printk.c:2471) [ 20.653865][ T216] __might_resched.cold (kernel/sched/core.c:9234) [ 20.653871][ T216] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 20.653874][ T216] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 20.653879][ T216] __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)) [ 20.653882][ T216] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.653887][ T216] ? 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) [ 20.653890][ T216] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.653893][ T216] put_chars (drivers/char/virtio_console.c:1176) [ 20.653896][ T216] ? __send_to_port (drivers/char/virtio_console.c:654) [ 20.653900][ T216] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 20.653904][ T216] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 20.653906][ T216] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 20.653910][ T216] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 20.653913][ T216] ? mark_usage (kernel/locking/lockdep.c:4690) [ 20.653915][ T216] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.653916][ T216] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.653920][ T216] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 20.653922][ T216] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 20.653925][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.653927][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.653931][ T216] console_emit_next_record (kernel/printk/printk.c:3183) [ 20.653935][ T216] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 20.653940][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.653942][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.653946][ T216] console_flush_one_record (kernel/printk/printk.c:3268) [ 20.653951][ T216] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 20.653952][ T216] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.653957][ T216] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 20.653960][ T216] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 20.653962][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.653964][ T216] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 20.653967][ T216] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 20.653969][ T216] ? vprintk_emit (kernel/printk/printk.c:2478) [ 20.653972][ T216] vprintk_emit (kernel/printk/printk.c:2479) [ 20.653976][ T216] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 20.653977][ T216] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 20.653979][ T216] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 20.653980][ T216] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 20.653985][ T216] dev_vprintk_emit (drivers/base/core.c:5000) [ 20.653991][ T216] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 20.653996][ T216] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 20.653998][ T216] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 20.654003][ T216] dev_printk_emit (drivers/base/core.c:5011) [ 20.654005][ T216] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 20.654008][ T216] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 20.654011][ T216] ? fib6_clean_tree (net/ipv6/ip6_fib.c:89 net/ipv6/ip6_fib.c:2230 net/ipv6/ip6_fib.c:2308) [ 20.654013][ T216] ? fib6_clean_tree (net/ipv6/ip6_fib.c:89 net/ipv6/ip6_fib.c:2230 net/ipv6/ip6_fib.c:2308) [ 20.654015][ T216] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 20.654017][ T216] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 20.654019][ T216] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 20.654021][ T216] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 20.654024][ T216] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 20.654029][ T216] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 20.654031][ T216] ? netdev_notice (net/core/dev.c:13194) [ 20.654035][ T216] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 20.654037][ T216] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 20.654041][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.654045][ T216] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 20.654051][ T216] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 20.654055][ T216] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 20.654057][ T216] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 20.654061][ T216] __udp_tunnel_nic_device_sync (net/ipv4/udp_tunnel_nic.c:226 net/ipv4/udp_tunnel_nic.c:247 net/ipv4/udp_tunnel_nic.c:290 net/ipv4/udp_tunnel_nic.c:282) udp_tunnel [ 20.654065][ T216] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 20.654071][ T216] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 20.654077][ T216] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 20.654080][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.654082][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.654083][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.654087][ T216] ? process_one_work (kernel/workqueue.c:3386) [ 20.654088][ T216] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 20.654090][ T216] process_one_work (kernel/workqueue.c:3387) [ 20.654096][ T216] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 20.654099][ T216] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 20.654107][ T216] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 20.654111][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 20.654112][ T216] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 20.654116][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 20.654118][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 20.654120][ T216] kthread (kernel/kthread.c:436) [ 20.654122][ T216] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.654125][ T216] ? kthread_affine_preferred (kernel/kthread.c:857) [ 20.654128][ T216] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.654132][ T216] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 20.654136][ T216] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.654139][ T216] ? kthread_affine_preferred (kernel/kthread.c:857) [ 20.654141][ T216] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 21.814966][ T216] softirqs last disabled at (15332): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 21.814968][ T216] Preemption disabled at: | [ 21.814969][ T216] vprintk_emit (kernel/printk/printk.c:2471) | [ 21.814978][ T216] Tainted: [W]=WARN [ 21.814979][ T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.814981][ T216] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 21.814985][ T216] Call Trace: [ 21.814987][ T216] [ 21.814989][ T216] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 21.814995][ T216] ? vprintk_emit (kernel/printk/printk.c:2471) [ 21.814997][ T216] __might_resched.cold (kernel/sched/core.c:9234) [ 21.815002][ T216] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 21.815005][ T216] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 21.815010][ T216] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 21.815013][ T216] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.815019][ T216] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 21.815021][ T216] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.815025][ T216] put_chars (drivers/char/virtio_console.c:1176) [ 21.815028][ T216] ? __send_to_port (drivers/char/virtio_console.c:654) [ 21.815031][ T216] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 21.815035][ T216] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 21.815037][ T216] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 21.815041][ T216] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 21.815045][ T216] ? mark_usage (kernel/locking/lockdep.c:4690) [ 21.815046][ T216] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.815048][ T216] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.815052][ T216] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 21.815054][ T216] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 21.815057][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.815060][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.815064][ T216] console_emit_next_record (kernel/printk/printk.c:3183) [ 21.815068][ T216] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 21.815072][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.815074][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.815078][ T216] console_flush_one_record (kernel/printk/printk.c:3268) [ 21.815083][ T216] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 21.815084][ T216] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.815090][ T216] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 21.815093][ T216] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 21.815094][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.815097][ T216] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 21.815100][ T216] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 21.815102][ T216] ? vprintk_emit (kernel/printk/printk.c:2478) [ 21.815105][ T216] vprintk_emit (kernel/printk/printk.c:2479) [ 21.815109][ T216] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 21.815112][ T216] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 21.815117][ T216] dev_vprintk_emit (drivers/base/core.c:5000) [ 21.815122][ T216] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 21.815124][ T216] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 21.815132][ T216] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 21.815136][ T216] dev_printk_emit (drivers/base/core.c:5011) [ 21.815139][ T216] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 21.815141][ T216] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 21.815150][ T216] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 21.815156][ T216] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 21.815158][ T216] ? netdev_notice (net/core/dev.c:13194) [ 21.815163][ T216] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 21.815164][ T216] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 21.815168][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.815172][ T216] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 21.815180][ T216] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 21.815182][ T216] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 21.815184][ T216] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 21.815189][ T216] __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 [ 21.815193][ T216] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 21.815199][ T216] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 21.815205][ T216] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 21.815208][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.815210][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.815212][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.815215][ T216] ? process_one_work (kernel/workqueue.c:3386) [ 21.815217][ T216] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 21.815218][ T216] process_one_work (kernel/workqueue.c:3387) [ 21.815225][ T216] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 21.815228][ T216] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 21.815236][ T216] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 21.815240][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.815242][ T216] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 21.815245][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.815248][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.815249][ T216] kthread (kernel/kthread.c:436) [ 21.815251][ T216] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.815255][ T216] ? kthread_affine_preferred (kernel/kthread.c:857) [ 21.815257][ T216] ret_from_fork (arch/x86/kernel/process.c:158) [ 21.815262][ T216] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 21.815266][ T216] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 21.815269][ T216] ? kthread_affine_preferred (kernel/kthread.c:857) [ 21.815271][ T216] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 23.056965][ T12] softirqs last disabled at (11476): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 23.056967][ T12] Preemption disabled at: | [ 23.056967][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 23.056977][ T12] Tainted: [W]=WARN [ 23.056978][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.056980][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 23.056984][ T12] Call Trace: [ 23.056985][ T12] [ 23.056987][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 23.056993][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 23.056995][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 23.056999][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 23.057003][ 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) [ 23.057008][ 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)) [ 23.057010][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.057016][ 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) [ 23.057018][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.057021][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 23.057024][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 23.057028][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 23.057032][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 23.057034][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 23.057038][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 23.057041][ T12] ? mark_usage (kernel/locking/lockdep.c:4690) [ 23.057042][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.057044][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.057047][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 23.057050][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 23.057053][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.057055][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.057059][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 23.057063][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 23.057067][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.057069][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.057073][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 23.057077][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 23.057079][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.057084][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 23.057087][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 23.057089][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.057091][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 23.057094][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 23.057096][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 23.057099][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 23.057103][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 23.057106][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.057111][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 23.057116][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 23.057118][ T12] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 23.057125][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.057129][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 23.057132][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 23.057133][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 23.057143][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 23.057148][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 23.057151][ T12] ? netdev_notice (net/core/dev.c:13194) [ 23.057155][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.057157][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 23.057160][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.057164][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 23.057171][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 23.057174][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 23.057176][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 23.057180][ 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 [ 23.057184][ T12] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 23.057190][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 23.057196][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 23.057199][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.057201][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.057202][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.057206][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 23.057207][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 23.057209][ T12] process_one_work (kernel/workqueue.c:3387) [ 23.057215][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 23.057218][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.057226][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 23.057233][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 23.057235][ T12] kthread (kernel/kthread.c:436) [ 23.057237][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.057240][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 23.057243][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 23.057248][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 23.057252][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 23.057254][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 23.057257][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 24.125007][ T216] softirqs last disabled at (19068): __fib6_clean_all (./include/linux/spinlock.h:353 (discriminator 32768) net/ipv6/ip6_fib.c:2323 (discriminator 32768)) | [ 24.125010][ T216] Preemption disabled at: | [ 24.125011][ T216] vprintk_emit (kernel/printk/printk.c:2471) | [ 24.125024][ T216] Tainted: [W]=WARN [ 24.125025][ T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.125028][ T216] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 24.125033][ T216] Call Trace: [ 24.125036][ T216] [ 24.125039][ T216] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 24.125046][ T216] ? vprintk_emit (kernel/printk/printk.c:2471) [ 24.125050][ T216] __might_resched.cold (kernel/sched/core.c:9234) [ 24.125057][ T216] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 24.125063][ T216] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 24.125070][ T216] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 24.125074][ T216] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.125084][ T216] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 24.125087][ T216] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.125093][ T216] put_chars (drivers/char/virtio_console.c:1176) [ 24.125098][ T216] ? __send_to_port (drivers/char/virtio_console.c:654) [ 24.125104][ T216] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 24.125109][ T216] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 24.125113][ T216] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 24.125120][ T216] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 24.125124][ T216] ? mark_usage (kernel/locking/lockdep.c:4690) [ 24.125127][ T216] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.125129][ T216] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.125136][ T216] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 24.125140][ T216] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 24.125146][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.125150][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.125157][ T216] console_emit_next_record (kernel/printk/printk.c:3183) [ 24.125164][ T216] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 24.125172][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.125176][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.125184][ T216] console_flush_one_record (kernel/printk/printk.c:3268) [ 24.125191][ T216] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 24.125194][ T216] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.125204][ T216] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 24.125209][ T216] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 24.125211][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.125215][ T216] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 24.125222][ T216] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 24.125224][ T216] ? vprintk_emit (kernel/printk/printk.c:2478) [ 24.125230][ T216] vprintk_emit (kernel/printk/printk.c:2479) [ 24.125237][ T216] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 24.125240][ T216] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 24.125244][ T216] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 24.125248][ T216] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 24.125254][ T216] dev_vprintk_emit (drivers/base/core.c:5000) [ 24.125262][ T216] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 24.125264][ T216] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 24.125272][ T216] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 24.125275][ T216] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 24.125283][ T216] dev_printk_emit (drivers/base/core.c:5011) [ 24.125287][ T216] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 24.125294][ T216] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 24.125298][ T216] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 24.125301][ T216] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 24.125308][ T216] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 24.125317][ T216] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 24.125320][ T216] ? netdev_notice (net/core/dev.c:13194) [ 24.125328][ T216] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.125331][ T216] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 24.125337][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.125344][ T216] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 24.125354][ T216] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 24.125360][ T216] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 24.125368][ T216] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 24.125374][ T216] __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 [ 24.125381][ T216] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 24.125391][ T216] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 24.125403][ T216] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 24.125408][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.125411][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.125414][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.125420][ T216] ? process_one_work (kernel/workqueue.c:3386) [ 24.125422][ T216] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 24.125425][ T216] process_one_work (kernel/workqueue.c:3387) [ 24.125437][ T216] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 24.125442][ T216] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.125457][ T216] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 24.125464][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 24.125467][ T216] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 24.125472][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 24.125476][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 24.125479][ T216] kthread (kernel/kthread.c:436) [ 24.125482][ T216] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.125487][ T216] ? kthread_affine_preferred (kernel/kthread.c:857) [ 24.125492][ T216] ret_from_fork (arch/x86/kernel/process.c:158) [ 24.125499][ T216] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 24.125506][ T216] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 24.125510][ T216] ? kthread_affine_preferred (kernel/kthread.c:857) [ 24.125514][ T216] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 25.193963][ T12] softirqs last disabled at (14898): __fib6_clean_all (./include/linux/spinlock.h:353 (discriminator 32768) net/ipv6/ip6_fib.c:2323 (discriminator 32768)) | [ 25.193965][ T12] Preemption disabled at: | [ 25.193965][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 25.193975][ T12] Tainted: [W]=WARN [ 25.193976][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.193978][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 25.193982][ T12] Call Trace: [ 25.193984][ T12] [ 25.193985][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 25.193991][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 25.193993][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 25.193998][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 25.194002][ 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) [ 25.194006][ 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)) [ 25.194009][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.194014][ 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) [ 25.194017][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.194020][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 25.194024][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 25.194027][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 25.194031][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 25.194033][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 25.194037][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 25.194040][ T12] ? mark_usage (kernel/locking/lockdep.c:4690) [ 25.194042][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.194043][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.194047][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 25.194049][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 25.194053][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.194055][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.194059][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 25.194063][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 25.194067][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.194070][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.194074][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 25.194078][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 25.194080][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.194085][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 25.194088][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 25.194089][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.194092][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 25.194095][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 25.194097][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 25.194100][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 25.194104][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 25.194106][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 25.194107][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 25.194109][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 25.194114][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 25.194119][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 25.194124][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 25.194126][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 25.194132][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 25.194135][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 25.194138][ T12] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 25.194141][ T12] ? fib6_clean_tree (net/ipv6/ip6_fib.c:89 net/ipv6/ip6_fib.c:2230 net/ipv6/ip6_fib.c:2308) [ 25.194143][ T12] ? fib6_clean_tree (net/ipv6/ip6_fib.c:89 net/ipv6/ip6_fib.c:2230 net/ipv6/ip6_fib.c:2308) [ 25.194145][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 25.194147][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 25.194149][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 25.194152][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 25.194158][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 25.194160][ T12] ? netdev_notice (net/core/dev.c:13194) [ 25.194164][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 25.194166][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 25.194169][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.194173][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 25.194180][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 25.194184][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 25.194186][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 25.194190][ 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 [ 25.194194][ T12] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 25.194200][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 25.194206][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 25.194209][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.194211][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.194213][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.194216][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 25.194218][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 25.194219][ T12] process_one_work (kernel/workqueue.c:3387) [ 25.194226][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 25.194229][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 25.194237][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 25.194244][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 25.194246][ T12] kthread (kernel/kthread.c:436) [ 25.194249][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 25.194252][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 25.194255][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 25.194260][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 25.194264][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 25.194267][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 25.194269][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.363090][ T165] softirqs last disabled at (1981880): restore_fpregs_from_user (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/signal.c:277 (discriminator 2)) | [ 26.363092][ T165] Preemption disabled at: | [ 26.363093][ T165] vprintk_emit (kernel/printk/printk.c:2471) | [ 26.363102][ T165] Tainted: [W]=WARN [ 26.363103][ T165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.363105][ T165] Call Trace: [ 26.363107][ T165] [ 26.363109][ T165] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.363114][ T165] ? vprintk_emit (kernel/printk/printk.c:2471) [ 26.363116][ T165] __might_resched.cold (kernel/sched/core.c:9234) [ 26.363121][ T165] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 26.363125][ T165] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 26.363129][ T165] __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)) [ 26.363132][ T165] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.363137][ T165] ? 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) [ 26.363139][ T165] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.363143][ T165] put_chars (drivers/char/virtio_console.c:1176) [ 26.363146][ T165] ? __send_to_port (drivers/char/virtio_console.c:654) [ 26.363150][ T165] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 26.363155][ T165] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 26.363157][ T165] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.363163][ T165] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 26.363166][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.363172][ T165] console_emit_next_record (kernel/printk/printk.c:3183) [ 26.363176][ T165] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 26.363181][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.363183][ T165] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.363187][ T165] console_flush_one_record (kernel/printk/printk.c:3268) [ 26.363192][ T165] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 26.363193][ T165] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.363199][ T165] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 26.363202][ T165] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 26.363204][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.363206][ T165] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 26.363210][ T165] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 26.363211][ T165] ? vprintk_emit (kernel/printk/printk.c:2478) [ 26.363214][ T165] vprintk_emit (kernel/printk/printk.c:2479) [ 26.363218][ T165] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 26.363221][ T165] ? mark_usage (kernel/locking/lockdep.c:4690) [ 26.363223][ T165] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.363227][ T165] dev_vprintk_emit (drivers/base/core.c:5000) [ 26.363233][ T165] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 26.363235][ T165] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 26.363239][ T165] ? __bfs (kernel/locking/lockdep.c:1831 (discriminator 2)) [ 26.363243][ T165] ? check_irq_usage (kernel/locking/lockdep.c:1864 kernel/locking/lockdep.c:2325 kernel/locking/lockdep.c:2830) [ 26.363247][ T165] dev_printk_emit (drivers/base/core.c:5011) [ 26.363250][ T165] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 26.363251][ T165] ? __bfs (kernel/locking/lockdep.c:1831 (discriminator 2)) [ 26.363254][ T165] ? check_path.constprop.0 (kernel/locking/lockdep.c:1864 kernel/locking/lockdep.c:2147) [ 26.363262][ T165] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 26.363267][ T165] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 26.363270][ T165] ? netdev_notice (net/core/dev.c:13194) [ 26.363275][ T165] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.363280][ T165] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 26.363287][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.363289][ T165] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 26.363293][ T165] __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 [ 26.363298][ T165] ? __mutex_lock (kernel/locking/mutex.c:649 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 26.363306][ T165] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 26.363309][ T165] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 26.363310][ T165] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 26.363315][ T165] udp_tunnel_nic_flush (net/ipv4/udp_tunnel_nic.c:691) udp_tunnel [ 26.363318][ T165] ? packet_notifier (net/packet/af_packet.c:4222 (discriminator 13)) [ 26.363326][ T165] udp_tunnel_nic_netdevice_event (net/ipv4/udp_tunnel_nic.c:961) udp_tunnel [ 26.363332][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.363335][ T165] notifier_call_chain (kernel/notifier.c:85) [ 26.363342][ T165] __dev_close_many (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:1769) [ 26.363346][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.363349][ T165] ? netif_open (net/core/dev.c:1755) [ 26.363352][ T165] ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2861 net/core/dev.c:12477) [ 26.363357][ T165] netif_close_many (net/core/dev.c:1824) [ 26.363361][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.363363][ T165] ? __dev_close_many (net/core/dev.c:1804) [ 26.363374][ T165] netif_close_many_and_unlock (net/core/dev.c:12411) [ 26.363379][ T165] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.363381][ T165] unregister_netdevice_many_notify (net/core/dev.c:12481) [ 26.363383][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.363387][ T165] ? __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) [ 26.363389][ T165] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 26.363391][ T165] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 26.363393][ T165] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1193) netdevsim [ 26.363397][ T165] ? netdev_run_todo (net/core/dev.c:11776) [ 26.363400][ T165] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 26.363401][ T165] ? 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) [ 26.363404][ T165] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 26.363408][ T165] ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1)) [ 26.363410][ T165] unregister_netdevice_queue (net/core/dev.c:12589 net/core/dev.c:12390 net/core/dev.c:12376) [ 26.363413][ T165] ? rtnl_net_dev_lock (./include/linux/rtnetlink.h:134 net/core/dev.c:2188) [ 26.363415][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.363418][ T165] ? unregister_netdevice_many (net/core/dev.c:12589) [ 26.363423][ T165] nsim_destroy (./include/linux/netdevice.h:3487 drivers/net/netdevsim/netdev.c:1198) netdevsim [ 26.363428][ T165] ? kstrtouint (lib/kstrtox.c:236) [ 26.363433][ T165] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1472) netdevsim [ 26.363438][ T165] ? nsim_drv_port_del (drivers/net/netdevsim/dev.c:1776 (discriminator 1)) netdevsim [ 26.363441][ T165] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1781) netdevsim [ 26.363446][ T165] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim [ 26.363450][ T165] ? sysfs_file_kobj (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2)) [ 26.363452][ T165] ? del_device_store (./include/linux/list.h:135 (discriminator 2)) netdevsim [ 26.363456][ T165] ? sysfs_file_kobj (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 fs/sysfs/file.c:24) [ 26.363458][ T165] ? sysfs_kf_write (fs/sysfs/file.c:140) [ 26.363462][ T165] kernfs_fop_write_iter (fs/kernfs/file.c:345) [ 26.363464][ T165] ? kernfs_ops (fs/kernfs/file.c:121) [ 26.363467][ T165] new_sync_write (fs/read_write.c:595) [ 26.363470][ T165] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.363473][ T165] ? new_sync_read (./include/linux/ioprio.h:41) [ 26.363476][ T165] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 26.363478][ T165] ? ksys_write (fs/read_write.c:739) [ 26.363485][ T165] vfs_write (fs/read_write.c:687) [ 26.363489][ T165] ksys_write (fs/read_write.c:739) [ 26.363492][ T165] ? __ia32_sys_read (fs/read_write.c:723) [ 26.363495][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.363497][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.363501][ T165] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 26.363503][ T165] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 26.363507][ T165] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.363509][ T165] RIP: 0033:0x7f3147dba54e [ 26.363513][ T165] 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 [ 26.363515][ T165] RSP: 002b:00007ffcd867a690 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 26.363518][ T165] RAX: ffffffffffffffda RBX: 00007f3147f3b580 RCX: 00007f3147dba54e [ 26.363519][ T165] RDX: 0000000000000002 RSI: 000055bb9e87a270 RDI: 0000000000000001 [ 26.363520][ T165] RBP: 00007ffcd867a6a0 R08: 0000000000000000 R09: 0000000000000000 [ 26.363521][ T165] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 26.363522][ T165] R13: 0000000000000002 R14: 000055bb9e87a270 R15: 0000000000000000 | [ 31.425396][ C0] | [ 31.425397][ C0] | [ 31.425397][ C0] stack backtrace: | [ 31.425405][ C0] Tainted: [W]=WARN [ 31.425407][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.425409][ C0] Call Trace: [ 31.425410][ C0] [ 31.425412][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.425416][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 31.425419][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 31.425421][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 31.425426][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 31.425429][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 31.425431][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 31.425435][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 31.425437][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 31.425440][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.425443][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.425446][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 31.425448][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 31.425449][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 31.425451][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.425454][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.425455][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.425457][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.425459][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.425461][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.425463][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.425464][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.425466][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.425467][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.425469][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.425470][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.425472][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 31.425474][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.425476][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 31.425478][ C0] _printk (kernel/printk/printk.c:2504) [ 31.425480][ C0] ? snapshot_read.cold (user.c:?) [ 31.425482][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 31.425483][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.425485][ 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)) [ 31.425487][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 31.425488][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 31.425489][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 31.425491][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 31.425493][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 31.425496][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.425498][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.425500][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 31.425502][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 31.425503][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 31.425505][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 31.425507][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.425509][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.425511][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 31.425513][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 31.425514][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.425516][ C0] handle_softirqs (kernel/softirq.c:645) [ 31.425518][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.425520][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 31.425522][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 31.425524][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 31.425526][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 31.425528][ C0] [ 31.425529][ C0] [ 31.425529][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 31.425531][ C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 12) kernel/locking/spinlock.c:221 (discriminator 12)) [ 31.425534][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 c1 ef b9 fd 48 89 df e8 c9 45 ba fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 70 0f ac fd 65 48 83 3d af 0b f5 01 00 74 12 5b All code ======== 0: f5 cmc 1: 53 push %rbx 2: 48 8b 74 24 10 mov 0x10(%rsp),%rsi 7: 48 89 fb mov %rdi,%rbx a: 48 83 c7 18 add $0x18,%rdi e: e8 c1 ef b9 fd call 0xfffffffffdb9efd4 13: 48 89 df mov %rbx,%rdi 16: e8 c9 45 ba fd call 0xfffffffffdba45e4 1b: f7 c5 00 02 00 00 test $0x200,%ebp 21: 75 1f jne 0x42 23: 9c pushf 24: 58 pop %rax 25: f6 c4 02 test $0x2,%ah 28: 75 2f jne 0x59 2a:* bf 01 00 00 00 mov $0x1,%edi <-- trapping instruction 2f: e8 70 0f ac fd call 0xfffffffffdac0fa4 34: 65 48 83 3d af 0b f5 cmpq $0x0,%gs:0x1f50baf(%rip) # 0x1f50bec 3b: 01 00 3d: 74 12 je 0x51 3f: 5b pop %rbx Code starting with the faulting instruction =========================================== 0: bf 01 00 00 00 mov $0x1,%edi 5: e8 70 0f ac fd call 0xfffffffffdac0f7a a: 65 48 83 3d af 0b f5 cmpq $0x0,%gs:0x1f50baf(%rip) # 0x1f50bc2 11: 01 00 13: 74 12 je 0x27 15: 5b pop %rbx [ 31.425536][ C0] RSP: 0018:ffa0000000517738 EFLAGS: 00000246 [ 31.425538][ C0] RAX: 0000000000000096 RBX: ff11000001041440 RCX: ffffffffaa9b1483 [ 31.425539][ C0] RDX: ff1100000963c6c0 RSI: ffffffffab270974 RDI: ffffffffaac8f560 [ 31.425540][ C0] RBP: 0000000000000246 R08: 0000000000000000 R09: 0000000000000000 [ 31.425541][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ff11000001041440 [ 31.425542][ C0] R13: ffd40000002c7710 R14: ffd40000002c7700 R15: ff1100000b1dc3c8 [ 31.425544][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 31.425546][ C0] get_from_partial_node (./include/linux/spinlock.h:425 (discriminator 3) mm/slub.c:3943 (discriminator 3)) [ 31.425549][ C0] ___slab_alloc (mm/slub.c:4034 (discriminator 1) mm/slub.c:4564 (discriminator 1)) [ 31.425550][ C0] ? __pcs_replace_empty_main (mm/slub.c:4737 (discriminator 20)) [ 31.425552][ C0] kmem_cache_alloc_noprof (mm/slub.c:4987 mm/slub.c:5010) [ 31.425554][ C0] ? __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1)) [ 31.425556][ C0] __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1)) [ 31.425557][ C0] __create_object (mm/kmemleak.c:801) [ 31.425559][ C0] ? kasan_save_track (mm/kasan/common.c:78) [ 31.425561][ C0] kmem_cache_alloc_lru_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5029) [ 31.425563][ C0] ? alloc_inode (fs/inode.c:340 (discriminator 7)) [ 31.425565][ C0] alloc_inode (fs/inode.c:340 (discriminator 7)) [ 31.425566][ C0] iget_locked (fs/inode.c:1473) [ 31.425568][ C0] ? iget5_locked_rcu (./include/linux/list.h:1015 ./include/linux/fs.h:980 fs/inode.c:1421) [ 31.425570][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.425571][ C0] ? kernfs_root (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) fs/kernfs/kernfs-internal.h:76 (discriminator 2)) [ 31.425574][ C0] kernfs_get_inode (fs/kernfs/inode.c:252 (discriminator 1)) [ 31.425575][ C0] ? kernfs_active (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 fs/kernfs/dir.c:35 fs/kernfs/dir.c:41) [ 31.425578][ C0] kernfs_iop_lookup (fs/kernfs/dir.c:1273) [ 31.425579][ C0] __lookup_slow (fs/namei.c:1919) [ 31.425581][ C0] lookup_slow (fs/namei.c:1936) [ 31.425583][ C0] path_lookupat (fs/namei.c:2282 fs/namei.c:2789 fs/namei.c:2813) [ 31.425586][ C0] path_openat (fs/namei.c:4971 fs/namei.c:4993) [ 31.425587][ C0] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 31.425589][ C0] ? kernel_tmpfile_open (fs/namei.c:4942) [ 31.425591][ C0] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 31.425593][ C0] do_file_open (fs/namei.c:5029) [ 31.425595][ C0] ? path_openat (./include/linux/mount.h:68 (discriminator 3)) [ 31.425596][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.425599][ C0] ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1)) [ 31.425601][ C0] ? alloc_fd (./include/linux/spinlock.h:401 fs/file.c:610) [ 31.425604][ C0] do_sys_openat2 (fs/open.c:1417 (discriminator 5)) [ 31.425605][ C0] ? build_open_flags (fs/open.c:1319 (discriminator 3)) [ 31.425607][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.425609][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.425612][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 31.425614][ C0] __x64_sys_openat (fs/open.c:1423 fs/open.c:1439 fs/open.c:1434 fs/open.c:1434) [ 31.425615][ C0] ? fput_close_sync (fs/file_table.c:617) [ 31.425617][ C0] ? __ia32_sys_open (fs/open.c:1427) [ 31.425619][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.425621][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.425623][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.425624][ C0] ? irq_exit_rcu (kernel/softirq.c:786) [ 31.425626][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.425627][ C0] RIP: 0033:0x7fa5ed22454e [ 31.425630][ C0] 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 [ 31.425631][ C0] RSP: 002b:00007ffd707f7ef0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 31.425633][ C0] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa5ed22454e [ 31.425634][ C0] RDX: 00000000002a0000 RSI: 0000558983aaff50 RDI: 0000000000000025 [ 31.425635][ C0] RBP: 00007ffd707f7f00 R08: 0000000000000000 R09: 0000000000000000 [ 31.425635][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000558983a9ae91 [ 31.425636][ C0] R13: 0000000000000025 R14: 0000558983aaff50 R15: 0000000000000024 | [ 31.425654][ C0] softirqs last disabled at (3012095): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 31.425656][ C0] Preemption disabled at: | [ 31.425657][ C0] 0x0 | [ 31.425661][ C0] Tainted: [W]=WARN [ 31.425662][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.425663][ C0] Call Trace: [ 31.425663][ C0] [ 31.425664][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.425666][ C0] __might_resched.cold (kernel/sched/core.c:9234) [ 31.425669][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.425671][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.425673][ C0] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 31.425675][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.425676][ C0] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.425678][ C0] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 31.425680][ C0] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.425682][ C0] put_chars (drivers/char/virtio_console.c:1176) [ 31.425684][ C0] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.425686][ C0] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.425688][ C0] ? mark_usage (kernel/locking/lockdep.c:4658) [ 31.425689][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5208) [ 31.425691][ C0] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.425692][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 31.425694][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.425695][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.425697][ C0] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.425699][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.425701][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.425703][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.425704][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.425706][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.425708][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.425710][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.425711][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.425713][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.425714][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.425716][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.425717][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.425719][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 31.425721][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.425723][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 31.425725][ C0] _printk (kernel/printk/printk.c:2504) [ 31.425726][ C0] ? snapshot_read.cold (user.c:?) [ 31.425728][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 31.425730][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.425732][ 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)) [ 31.425733][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 31.425735][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 31.425736][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 31.425738][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 31.425739][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 31.425741][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.425743][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.425745][ C0] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 31.425746][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 31.425748][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 31.425750][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 31.425751][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.425754][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.425756][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 31.425757][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 31.425759][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.425761][ C0] handle_softirqs (kernel/softirq.c:645) [ 31.425763][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.425764][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 31.425767][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 31.425769][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 31.425771][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 31.425773][ C0] [ 31.425773][ C0] [ 31.425774][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 31.425775][ C0] RIP: 0010:_raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 12) kernel/locking/spinlock.c:221 (discriminator 12)) [ 31.425777][ C0] Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 c1 ef b9 fd 48 89 df e8 c9 45 ba fd f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f 01 00 00 00 e8 70 0f ac fd 65 48 83 3d af 0b f5 01 00 74 12 5b All code ======== 0: f5 cmc 1: 53 push %rbx 2: 48 8b 74 24 10 mov 0x10(%rsp),%rsi 7: 48 89 fb mov %rdi,%rbx a: 48 83 c7 18 add $0x18,%rdi e: e8 c1 ef b9 fd call 0xfffffffffdb9efd4 13: 48 89 df mov %rbx,%rdi 16: e8 c9 45 ba fd call 0xfffffffffdba45e4 1b: f7 c5 00 02 00 00 test $0x200,%ebp 21: 75 1f jne 0x42 23: 9c pushf 24: 58 pop %rax 25: f6 c4 02 test $0x2,%ah 28: 75 2f jne 0x59 2a:* bf 01 00 00 00 mov $0x1,%edi <-- trapping instruction 2f: e8 70 0f ac fd call 0xfffffffffdac0fa4 34: 65 48 83 3d af 0b f5 cmpq $0x0,%gs:0x1f50baf(%rip) # 0x1f50bec 3b: 01 00 3d: 74 12 je 0x51 3f: 5b pop %rbx Code starting with the faulting instruction =========================================== 0: bf 01 00 00 00 mov $0x1,%edi 5: e8 70 0f ac fd call 0xfffffffffdac0f7a a: 65 48 83 3d af 0b f5 cmpq $0x0,%gs:0x1f50baf(%rip) # 0x1f50bc2 11: 01 00 13: 74 12 je 0x27 15: 5b pop %rbx [ 31.425778][ C0] RSP: 0018:ffa0000000517738 EFLAGS: 00000246 [ 31.425779][ C0] RAX: 0000000000000096 RBX: ff11000001041440 RCX: ffffffffaa9b1483 [ 31.425780][ C0] RDX: ff1100000963c6c0 RSI: ffffffffab270974 RDI: ffffffffaac8f560 [ 31.425781][ C0] RBP: 0000000000000246 R08: 0000000000000000 R09: 0000000000000000 [ 31.425782][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: ff11000001041440 [ 31.425782][ C0] R13: ffd40000002c7710 R14: ffd40000002c7700 R15: ff1100000b1dc3c8 [ 31.425784][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 31.425786][ C0] get_from_partial_node (./include/linux/spinlock.h:425 (discriminator 3) mm/slub.c:3943 (discriminator 3)) [ 31.425789][ C0] ___slab_alloc (mm/slub.c:4034 (discriminator 1) mm/slub.c:4564 (discriminator 1)) [ 31.425790][ C0] ? __pcs_replace_empty_main (mm/slub.c:4737 (discriminator 20)) [ 31.425792][ C0] kmem_cache_alloc_noprof (mm/slub.c:4987 mm/slub.c:5010) [ 31.425793][ C0] ? __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1)) [ 31.425795][ C0] __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1)) [ 31.425797][ C0] __create_object (mm/kmemleak.c:801) [ 31.425798][ C0] ? kasan_save_track (mm/kasan/common.c:78) [ 31.425800][ C0] kmem_cache_alloc_lru_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5029) [ 31.425802][ C0] ? alloc_inode (fs/inode.c:340 (discriminator 7)) [ 31.425804][ C0] alloc_inode (fs/inode.c:340 (discriminator 7)) [ 31.425805][ C0] iget_locked (fs/inode.c:1473) [ 31.425807][ C0] ? iget5_locked_rcu (./include/linux/list.h:1015 ./include/linux/fs.h:980 fs/inode.c:1421) [ 31.425809][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.425810][ C0] ? kernfs_root (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) fs/kernfs/kernfs-internal.h:76 (discriminator 2)) [ 31.425812][ C0] kernfs_get_inode (fs/kernfs/inode.c:252 (discriminator 1)) [ 31.425814][ C0] ? kernfs_active (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 fs/kernfs/dir.c:35 fs/kernfs/dir.c:41) [ 31.425816][ C0] kernfs_iop_lookup (fs/kernfs/dir.c:1273) [ 31.425818][ C0] __lookup_slow (fs/namei.c:1919) [ 31.425820][ C0] lookup_slow (fs/namei.c:1936) [ 31.425822][ C0] path_lookupat (fs/namei.c:2282 fs/namei.c:2789 fs/namei.c:2813) [ 31.425825][ C0] path_openat (fs/namei.c:4971 fs/namei.c:4993) [ 31.425826][ C0] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 31.425827][ C0] ? kernel_tmpfile_open (fs/namei.c:4942) [ 31.425829][ C0] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 31.425831][ C0] do_file_open (fs/namei.c:5029) [ 31.425833][ C0] ? path_openat (./include/linux/mount.h:68 (discriminator 3)) [ 31.425834][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.425837][ C0] ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1)) [ 31.425839][ C0] ? alloc_fd (./include/linux/spinlock.h:401 fs/file.c:610) [ 31.425841][ C0] do_sys_openat2 (fs/open.c:1417 (discriminator 5)) [ 31.425843][ C0] ? build_open_flags (fs/open.c:1319 (discriminator 3)) [ 31.425844][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.425846][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.425848][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 31.425850][ C0] __x64_sys_openat (fs/open.c:1423 fs/open.c:1439 fs/open.c:1434 fs/open.c:1434) [ 31.425851][ C0] ? fput_close_sync (fs/file_table.c:617) [ 31.425853][ C0] ? __ia32_sys_open (fs/open.c:1427) [ 31.425855][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.425860][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.425862][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.425863][ C0] ? irq_exit_rcu (kernel/softirq.c:786) [ 31.425865][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.425867][ C0] RIP: 0033:0x7fa5ed22454e [ 31.425868][ C0] 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 [ 31.425869][ C0] RSP: 002b:00007ffd707f7ef0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 31.425870][ C0] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa5ed22454e [ 31.425871][ C0] RDX: 00000000002a0000 RSI: 0000558983aaff50 RDI: 0000000000000025 [ 31.425871][ C0] RBP: 00007ffd707f7f00 R08: 0000000000000000 R09: 0000000000000000 [ 31.425872][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000558983a9ae91 [ 31.425873][ C0] R13: 0000000000000025 R14: 0000558983aaff50 R15: 0000000000000024 | [ 34.921974][ T91] softirqs last disabled at (2776944): unix_release_sock (./include/net/sock.h:2138 net/unix/af_unix.c:678) | [ 34.921976][ T91] Preemption disabled at: | [ 34.921977][ T91] vprintk_emit (kernel/printk/printk.c:2471) | [ 34.921988][ T91] Tainted: [W]=WARN [ 34.921989][ T91] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.921991][ T91] Call Trace: [ 34.921992][ T91] [ 34.921994][ T91] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 34.922000][ T91] ? vprintk_emit (kernel/printk/printk.c:2471) [ 34.922002][ T91] __might_resched.cold (kernel/sched/core.c:9234) [ 34.922006][ T91] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 34.922009][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922013][ T91] __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)) [ 34.922016][ T91] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.922018][ T91] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.922022][ T91] ? 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) [ 34.922023][ T91] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.922025][ T91] put_chars (drivers/char/virtio_console.c:1176) [ 34.922027][ T91] ? __send_to_port (drivers/char/virtio_console.c:654) [ 34.922028][ T91] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 34.922030][ T91] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 34.922033][ T91] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 34.922036][ T91] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 34.922038][ T91] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.922039][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922040][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922043][ T91] console_emit_next_record (kernel/printk/printk.c:3183) [ 34.922045][ T91] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 34.922046][ T91] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 34.922048][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922050][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922051][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922052][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.922054][ T91] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 34.922055][ T91] console_flush_one_record (kernel/printk/printk.c:3268) [ 34.922057][ T91] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 34.922059][ T91] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 34.922061][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.922062][ T91] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 34.922063][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922065][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.922066][ T91] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 34.922067][ T91] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 34.922069][ T91] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 34.922070][ T91] ? vprintk_emit (kernel/printk/printk.c:2478) [ 34.922072][ T91] vprintk_emit (kernel/printk/printk.c:2479) [ 34.922074][ T91] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 34.922076][ T91] ? kasan_save_stack (mm/kasan/common.c:58) [ 34.922078][ T91] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 34.922082][ T91] dev_vprintk_emit (drivers/base/core.c:5000) [ 34.922087][ T91] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 34.922089][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.922090][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922092][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.922093][ T91] dev_printk_emit (drivers/base/core.c:5011) [ 34.922095][ T91] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 34.922097][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.922098][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922100][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.922101][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922103][ T91] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 34.922106][ T91] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 34.922108][ T91] ? netdev_notice (net/core/dev.c:13194) [ 34.922109][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922110][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.922111][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922113][ T91] ? 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) [ 34.922114][ T91] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.922116][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922117][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922118][ T91] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.922121][ T91] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 34.922123][ T91] ? 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) [ 34.922125][ T91] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 34.922128][ T91] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 34.922131][ T91] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 34.922134][ T91] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 34.922136][ T91] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 34.922139][ T91] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 34.922140][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.922141][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922143][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.922144][ T91] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 34.922147][ T91] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 34.922149][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922150][ T91] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 34.922153][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.922154][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922155][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.922157][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922158][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.922160][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922161][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.922163][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922164][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.922165][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922166][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922168][ T91] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 34.922171][ T91] ? __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) [ 34.922172][ T91] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 34.922173][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.922174][ T91] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 34.922176][ T91] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 34.922177][ T91] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 34.922179][ T91] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 34.922180][ T91] ? nla_get_range_signed (lib/nlattr.c:270) [ 34.922184][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922186][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.922188][ T91] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 34.922192][ T91] rtnl_setlink (net/core/rtnetlink.c:3596) [ 34.922194][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922195][ T91] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 34.922197][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.922203][ T91] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 34.922206][ T91] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.922208][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922209][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922211][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.922212][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922214][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.922215][ T91] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 34.922216][ T91] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 34.922217][ T91] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 34.922219][ T91] ? __kernel_text_address (kernel/extable.c:79) [ 34.922221][ T91] ? write_profile (profile.c:?) [ 34.922224][ T91] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 34.922226][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922227][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922228][ T91] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 34.922230][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.922231][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922233][ T91] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 34.922234][ T91] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 34.922236][ T91] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 34.922238][ T91] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 34.922240][ T91] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 34.922242][ T91] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 34.922245][ T91] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 34.922247][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.922248][ T91] ? netlink_ack (./include/linux/skbuff.h:2718) [ 34.922250][ T91] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 34.922253][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922254][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.922256][ T91] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 34.922258][ T91] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 34.922261][ T91] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 34.922263][ T91] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 34.922265][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.922266][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.922267][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.922268][ T91] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 34.922271][ T91] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 34.922274][ T91] ? __ia32_sys_getpeername (net/socket.c:2235) [ 34.922278][ T91] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 34.922279][ T91] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.922281][ T91] ? 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)) [ 34.922283][ T91] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 34.922284][ T91] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 34.922286][ T91] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 34.922289][ T91] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.922290][ T91] RIP: 0033:0x7fa5ed22454e [ 34.922293][ T91] 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 [ 34.922295][ T91] RSP: 002b:00007ffd707f8650 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 34.922299][ T91] RAX: ffffffffffffffda RBX: 0000558983ab1f30 RCX: 00007fa5ed22454e [ 34.922300][ T91] RDX: 0000000000000030 RSI: 0000558983c746b0 RDI: 0000000000000024 [ 34.922301][ T91] RBP: 00007ffd707f8660 R08: 00007ffd707f86b0 R09: 0000000000000080 [ 34.922302][ T91] R10: 0000000000000000 R11: 0000000000000202 R12: 0000558983c98d70 [ 34.922303][ T91] R13: 00007ffd707f8794 R14: 0000000000000000 R15: 0000000000000000 | [ 35.927650][ T12] softirqs last disabled at (24678): __fib6_clean_all (./include/linux/spinlock.h:353 (discriminator 32768) net/ipv6/ip6_fib.c:2323 (discriminator 32768)) | [ 35.927652][ T12] Preemption disabled at: | [ 35.927653][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 35.927664][ T12] Tainted: [W]=WARN [ 35.927665][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.927667][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 35.927674][ T12] Call Trace: [ 35.927676][ T12] [ 35.927677][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 35.927682][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 35.927684][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 35.927688][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 35.927691][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.927694][ 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)) [ 35.927698][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.927700][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.927703][ 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) [ 35.927705][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.927706][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 35.927708][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 35.927710][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 35.927712][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 35.927714][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 35.927717][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 35.927720][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 35.927724][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 35.927726][ 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) [ 35.927728][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.927730][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.927733][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.927735][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 35.927737][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 35.927739][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 35.927741][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.927742][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.927744][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.927745][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.927747][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 35.927749][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 35.927751][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 35.927753][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 35.927754][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.927756][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 35.927757][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.927758][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.927760][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 35.927761][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 35.927763][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 35.927764][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 35.927766][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 35.927768][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 35.927770][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.927774][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 35.927778][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 35.927780][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.927782][ T12] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 35.927785][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 35.927787][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 35.927789][ T12] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 35.927792][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.927794][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 35.927797][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 35.927798][ T12] ? netdev_notice (net/core/dev.c:13194) [ 35.927800][ 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) [ 35.927801][ T12] ? sched_ttwu_pending (kernel/sched/core.c:3916 (discriminator 7)) [ 35.927803][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.927805][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.927807][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 35.927813][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 35.927814][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 35.927816][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 35.927821][ 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 [ 35.927824][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:113) [ 35.927827][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 35.927828][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 35.927833][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 35.927835][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.927836][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.927838][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.927839][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 35.927842][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 35.927843][ T12] process_one_work (kernel/workqueue.c:3387) [ 35.927845][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 35.927847][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 35.927850][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.927853][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 35.927855][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 35.927857][ T12] kthread (kernel/kthread.c:436) [ 35.927859][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.927861][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 35.927863][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 35.927866][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 35.927869][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 35.927871][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 35.927872][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 36.964920][ T12] softirqs last disabled at (24678): __fib6_clean_all (./include/linux/spinlock.h:353 (discriminator 32768) net/ipv6/ip6_fib.c:2323 (discriminator 32768)) | [ 36.964922][ T12] Preemption disabled at: | [ 36.964923][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 36.964934][ T12] Tainted: [W]=WARN [ 36.964935][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.964937][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 36.964943][ T12] Call Trace: [ 36.964945][ T12] [ 36.964946][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 36.964951][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 36.964953][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 36.964957][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 36.964960][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.964963][ 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)) [ 36.964966][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 36.964968][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 36.964972][ 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) [ 36.964973][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 36.964975][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 36.964977][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 36.964979][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 36.964981][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 36.964983][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 36.964985][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 36.964987][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 36.964990][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 36.964991][ 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) [ 36.964993][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 36.964994][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.964996][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.964997][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 36.965000][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 36.965001][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 36.965003][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.965005][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.965006][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.965008][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.965009][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 36.965011][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 36.965013][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 36.965015][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 36.965017][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.965018][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 36.965020][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.965021][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 36.965022][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 36.965024][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 36.965026][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 36.965027][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 36.965029][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 36.965031][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 36.965033][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 36.965035][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 36.965039][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 36.965041][ T12] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 36.965045][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 36.965048][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 36.965050][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 36.965051][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 36.965054][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 36.965057][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 36.965059][ T12] ? netdev_notice (net/core/dev.c:13194) [ 36.965061][ T12] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 36.965062][ T12] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 36.965064][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.965066][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 36.965072][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 36.965074][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 36.965075][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 36.965079][ 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 [ 36.965081][ 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) [ 36.965084][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 36.965085][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 36.965088][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 36.965090][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.965091][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.965093][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.965095][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 36.965097][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 36.965098][ T12] process_one_work (kernel/workqueue.c:3387) [ 36.965101][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 36.965103][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 36.965106][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 36.965108][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 36.965111][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 36.965113][ T12] kthread (kernel/kthread.c:436) [ 36.965115][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.965118][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 36.965119][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.965123][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 36.965125][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.965128][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 36.965129][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 37.997919][ T216] softirqs last disabled at (19177): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 37.997922][ T216] Preemption disabled at: | [ 37.997923][ T216] vprintk_emit (kernel/printk/printk.c:2471) | [ 37.997934][ T216] Tainted: [W]=WARN [ 37.997935][ T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.997937][ T216] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 37.997943][ T216] Call Trace: [ 37.997944][ T216] [ 37.997946][ T216] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 37.997951][ T216] ? vprintk_emit (kernel/printk/printk.c:2471) [ 37.997952][ T216] __might_resched.cold (kernel/sched/core.c:9234) [ 37.997956][ T216] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 37.997959][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.997963][ T216] __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)) [ 37.997966][ T216] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 37.997968][ T216] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.997972][ T216] ? 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) [ 37.997973][ T216] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.997975][ T216] put_chars (drivers/char/virtio_console.c:1176) [ 37.997977][ T216] ? __send_to_port (drivers/char/virtio_console.c:654) [ 37.997979][ T216] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 37.997981][ T216] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 37.997983][ T216] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 37.997985][ T216] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 37.997988][ T216] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 37.997990][ T216] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 37.997992][ T216] ? 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) [ 37.997993][ T216] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 37.997995][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.997996][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.997998][ T216] console_emit_next_record (kernel/printk/printk.c:3183) [ 37.998000][ T216] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 37.998002][ T216] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 37.998004][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.998005][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.998007][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.998008][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.998010][ T216] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 37.998012][ T216] console_flush_one_record (kernel/printk/printk.c:3268) [ 37.998014][ T216] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 37.998016][ T216] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 37.998018][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.998019][ T216] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 37.998021][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.998022][ T216] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 37.998023][ T216] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 37.998024][ T216] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 37.998027][ T216] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 37.998028][ T216] ? vprintk_emit (kernel/printk/printk.c:2478) [ 37.998030][ T216] vprintk_emit (kernel/printk/printk.c:2479) [ 37.998032][ T216] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 37.998035][ T216] dev_vprintk_emit (drivers/base/core.c:5000) [ 37.998040][ T216] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 37.998041][ T216] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 37.998047][ T216] dev_printk_emit (drivers/base/core.c:5011) [ 37.998049][ T216] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 37.998051][ T216] ? asym_cpu_capacity_scan (./include/linux/rculist.h:103) [ 37.998054][ T216] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 37.998058][ T216] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 37.998059][ T216] ? netdev_notice (net/core/dev.c:13194) [ 37.998062][ T216] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 37.998063][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.998066][ T216] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 37.998072][ T216] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 37.998074][ T216] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 37.998075][ T216] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 37.998079][ T216] __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 [ 37.998082][ T216] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 37.998084][ T216] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 37.998087][ T216] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 37.998089][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.998090][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.998092][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.998094][ T216] ? process_one_work (kernel/workqueue.c:3386) [ 37.998096][ T216] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 37.998098][ T216] process_one_work (kernel/workqueue.c:3387) [ 37.998101][ T216] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 37.998103][ T216] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 37.998106][ T216] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 37.998108][ T216] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 37.998111][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 37.998112][ T216] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 37.998115][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 37.998117][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 37.998118][ T216] kthread (kernel/kthread.c:436) [ 37.998120][ T216] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 37.998124][ T216] ? kthread_affine_preferred (kernel/kthread.c:857) [ 37.998125][ T216] ret_from_fork (arch/x86/kernel/process.c:158) [ 37.998129][ T216] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 37.998132][ T216] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 37.998134][ T216] ? kthread_affine_preferred (kernel/kthread.c:857) [ 37.998136][ T216] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.026928][ T216] softirqs last disabled at (19177): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 39.026931][ T216] Preemption disabled at: | [ 39.026932][ T216] vprintk_emit (kernel/printk/printk.c:2471) | [ 39.026942][ T216] Tainted: [W]=WARN [ 39.026943][ T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.026945][ T216] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 39.026952][ T216] Call Trace: [ 39.026954][ T216] [ 39.026956][ T216] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 39.026960][ T216] ? vprintk_emit (kernel/printk/printk.c:2471) [ 39.026962][ T216] __might_resched.cold (kernel/sched/core.c:9234) [ 39.026966][ T216] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 39.026969][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.026973][ T216] __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)) [ 39.026975][ T216] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.026978][ T216] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.026981][ T216] ? 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) [ 39.026983][ T216] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.026985][ T216] put_chars (drivers/char/virtio_console.c:1176) [ 39.026987][ T216] ? __send_to_port (drivers/char/virtio_console.c:654) [ 39.026989][ T216] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 39.026991][ T216] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 39.026993][ T216] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 39.026995][ T216] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 39.026997][ T216] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 39.027000][ T216] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 39.027001][ T216] ? 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) [ 39.027002][ T216] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.027004][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.027005][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.027007][ T216] console_emit_next_record (kernel/printk/printk.c:3183) [ 39.027010][ T216] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 39.027011][ T216] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 39.027013][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.027014][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.027016][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.027017][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.027019][ T216] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 39.027020][ T216] console_flush_one_record (kernel/printk/printk.c:3268) [ 39.027022][ T216] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 39.027025][ T216] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 39.027026][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.027028][ T216] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 39.027029][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.027030][ T216] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.027032][ T216] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 39.027033][ T216] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 39.027035][ T216] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 39.027036][ T216] ? vprintk_emit (kernel/printk/printk.c:2478) [ 39.027038][ T216] vprintk_emit (kernel/printk/printk.c:2479) [ 39.027040][ T216] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 39.027042][ T216] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.027044][ T216] dev_vprintk_emit (drivers/base/core.c:5000) [ 39.027049][ T216] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 39.027050][ T216] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 39.027056][ T216] dev_printk_emit (drivers/base/core.c:5011) [ 39.027058][ T216] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 39.027059][ T216] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 39.027062][ T216] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 39.027065][ T216] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 39.027067][ T216] ? netdev_notice (net/core/dev.c:13194) [ 39.027069][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.027070][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.027072][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.027074][ T216] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 39.027080][ T216] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 39.027082][ T216] ? debug_object_free (lib/debugobjects.c:1033) [ 39.027084][ T216] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 39.027085][ T216] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 39.027088][ T216] __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 [ 39.027092][ T216] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 39.027094][ T216] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 39.027097][ T216] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 39.027099][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.027101][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.027102][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.027104][ T216] ? process_one_work (kernel/workqueue.c:3386) [ 39.027107][ T216] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 39.027108][ T216] process_one_work (kernel/workqueue.c:3387) [ 39.027111][ T216] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 39.027113][ T216] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.027116][ T216] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 39.027118][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.027119][ T216] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 39.027122][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.027123][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.027124][ T216] kthread (kernel/kthread.c:436) [ 39.027126][ T216] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.027129][ T216] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.027131][ T216] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.027135][ T216] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 39.027137][ T216] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.027139][ T216] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.027141][ T216] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.059337][ T91] softirqs last disabled at (2776944): unix_release_sock (./include/net/sock.h:2138 net/unix/af_unix.c:678) | [ 40.059339][ T91] Preemption disabled at: | [ 40.059340][ T91] vprintk_emit (kernel/printk/printk.c:2471) | [ 40.059352][ T91] Tainted: [W]=WARN [ 40.059353][ T91] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.059354][ T91] Call Trace: [ 40.059356][ T91] [ 40.059358][ T91] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 40.059362][ T91] ? vprintk_emit (kernel/printk/printk.c:2471) [ 40.059364][ T91] __might_resched.cold (kernel/sched/core.c:9234) [ 40.059368][ T91] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.059371][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059374][ T91] __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)) [ 40.059377][ T91] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.059380][ T91] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.059383][ T91] ? 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) [ 40.059384][ T91] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.059386][ T91] put_chars (drivers/char/virtio_console.c:1176) [ 40.059388][ T91] ? __send_to_port (drivers/char/virtio_console.c:654) [ 40.059390][ T91] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 40.059392][ T91] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 40.059395][ T91] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 40.059398][ T91] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 40.059399][ T91] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.059401][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059402][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059404][ T91] console_emit_next_record (kernel/printk/printk.c:3183) [ 40.059406][ T91] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 40.059408][ T91] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 40.059410][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059411][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059413][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059414][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.059416][ T91] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 40.059417][ T91] console_flush_one_record (kernel/printk/printk.c:3268) [ 40.059419][ T91] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 40.059429][ T91] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 40.059430][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.059431][ T91] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 40.059433][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059434][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.059435][ T91] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 40.059437][ T91] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 40.059439][ T91] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 40.059440][ T91] ? vprintk_emit (kernel/printk/printk.c:2478) [ 40.059442][ T91] vprintk_emit (kernel/printk/printk.c:2479) [ 40.059444][ T91] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 40.059445][ T91] ? 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) [ 40.059447][ T91] ? __get_pfnblock_flags_mask (./include/linux/mmzone.h:2193 (discriminator 1) mm/page_alloc.c:338 (discriminator 1) mm/page_alloc.c:374 (discriminator 1) mm/page_alloc.c:399 (discriminator 1) mm/page_alloc.c:391 (discriminator 1)) [ 40.059452][ T91] dev_vprintk_emit (drivers/base/core.c:5000) [ 40.059456][ T91] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 40.059458][ T91] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 40.059460][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.059461][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059463][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.059465][ T91] dev_printk_emit (drivers/base/core.c:5011) [ 40.059466][ T91] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 40.059469][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.059470][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059471][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.059473][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059475][ T91] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 40.059478][ T91] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 40.059479][ T91] ? netdev_notice (net/core/dev.c:13194) [ 40.059481][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059482][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.059483][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059485][ T91] ? 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) [ 40.059486][ T91] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.059488][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059489][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059491][ T91] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.059494][ T91] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 40.059495][ T91] ? 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) [ 40.059497][ T91] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 40.059501][ T91] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 40.059504][ T91] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 40.059507][ T91] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 40.059510][ T91] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 40.059513][ T91] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 40.059514][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.059515][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059517][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.059518][ T91] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 40.059521][ T91] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 40.059523][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059524][ T91] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 40.059527][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.059528][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059530][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.059531][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059532][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.059533][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059535][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.059536][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059538][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.059539][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059540][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059542][ T91] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 40.059545][ T91] ? __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) [ 40.059546][ T91] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 40.059547][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.059548][ T91] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 40.059550][ T91] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 40.059551][ T91] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 40.059553][ T91] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 40.059555][ T91] ? nla_get_range_signed (lib/nlattr.c:270) [ 40.059558][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059560][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.059562][ T91] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 40.059566][ T91] rtnl_setlink (net/core/rtnetlink.c:3596) [ 40.059568][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059570][ T91] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 40.059571][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.059577][ T91] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 40.059581][ T91] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.059583][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059584][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059585][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.059587][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059588][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.059589][ T91] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 40.059591][ T91] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 40.059592][ T91] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 40.059594][ T91] ? __kernel_text_address (kernel/extable.c:79) [ 40.059596][ T91] ? write_profile (profile.c:?) [ 40.059599][ T91] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 40.059601][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059602][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059603][ T91] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 40.059605][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.059606][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059608][ T91] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 40.059610][ T91] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 40.059612][ T91] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.059613][ T91] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 40.059615][ T91] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 40.059618][ T91] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 40.059621][ T91] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.059623][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.059624][ T91] ? netlink_ack (./include/linux/skbuff.h:2718) [ 40.059626][ T91] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 40.059629][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059630][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.059632][ T91] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 40.059634][ T91] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 40.059636][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059638][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.059639][ T91] ? 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) [ 40.059640][ T91] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 40.059643][ T91] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 40.059644][ T91] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.059646][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059647][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.059648][ T91] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 40.059651][ T91] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 40.059654][ T91] ? __ia32_sys_getpeername (net/socket.c:2235) [ 40.059657][ T91] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.059659][ T91] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.059661][ T91] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 40.059662][ T91] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.059664][ T91] ? 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)) [ 40.059665][ T91] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 40.059667][ T91] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 40.059669][ T91] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 40.059671][ T91] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.059673][ T91] RIP: 0033:0x7fa5ed22454e [ 40.059676][ T91] 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 [ 40.059678][ T91] RSP: 002b:00007ffd707f8650 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 40.059682][ T91] RAX: ffffffffffffffda RBX: 0000558983ab1f30 RCX: 00007fa5ed22454e [ 40.059683][ T91] RDX: 0000000000000030 RSI: 0000558983c9c000 RDI: 0000000000000024 [ 40.059684][ T91] RBP: 00007ffd707f8660 R08: 00007ffd707f86b0 R09: 0000000000000080 [ 40.059685][ T91] R10: 0000000000000000 R11: 0000000000000202 R12: 0000558983ca9a00 [ 40.059686][ T91] R13: 00007ffd707f8794 R14: 0000000000000000 R15: 0000000000000000 | [ 41.083919][ T216] softirqs last disabled at (19177): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 41.083921][ T216] Preemption disabled at: | [ 41.083922][ T216] vprintk_emit (kernel/printk/printk.c:2471) | [ 41.083933][ T216] Tainted: [W]=WARN [ 41.083934][ T216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.083936][ T216] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 41.083943][ T216] Call Trace: [ 41.083945][ T216] [ 41.083946][ T216] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 41.083952][ T216] ? vprintk_emit (kernel/printk/printk.c:2471) [ 41.083953][ T216] __might_resched.cold (kernel/sched/core.c:9234) [ 41.083958][ T216] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 41.083961][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.083964][ T216] __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)) [ 41.083967][ T216] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.083970][ T216] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.083974][ T216] ? 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) [ 41.083975][ T216] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.083977][ T216] put_chars (drivers/char/virtio_console.c:1176) [ 41.083979][ T216] ? __send_to_port (drivers/char/virtio_console.c:654) [ 41.083981][ T216] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 41.083983][ T216] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 41.083985][ T216] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 41.083987][ T216] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 41.083990][ T216] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 41.083992][ T216] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 41.083993][ T216] ? 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) [ 41.083995][ T216] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.083996][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.083998][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.084000][ T216] console_emit_next_record (kernel/printk/printk.c:3183) [ 41.084002][ T216] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 41.084003][ T216] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 41.084006][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.084007][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.084008][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.084010][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.084011][ T216] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 41.084013][ T216] console_flush_one_record (kernel/printk/printk.c:3268) [ 41.084015][ T216] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 41.084017][ T216] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 41.084019][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.084020][ T216] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 41.084022][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.084023][ T216] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 41.084024][ T216] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 41.084025][ T216] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 41.084028][ T216] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 41.084029][ T216] ? vprintk_emit (kernel/printk/printk.c:2478) [ 41.084031][ T216] vprintk_emit (kernel/printk/printk.c:2479) [ 41.084033][ T216] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 41.084035][ T216] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.084037][ T216] dev_vprintk_emit (drivers/base/core.c:5000) [ 41.084042][ T216] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 41.084043][ T216] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 41.084048][ T216] dev_printk_emit (drivers/base/core.c:5011) [ 41.084050][ T216] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 41.084052][ T216] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 41.084055][ T216] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 41.084058][ T216] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 41.084060][ T216] ? netdev_notice (net/core/dev.c:13194) [ 41.084062][ T216] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 41.084063][ T216] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 41.084065][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.084067][ T216] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 41.084073][ T216] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 41.084075][ T216] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 41.084076][ T216] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 41.084079][ T216] __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 [ 41.084083][ T216] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 41.084085][ T216] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 41.084087][ T216] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 41.084089][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.084091][ T216] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.084092][ T216] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.084094][ T216] ? process_one_work (kernel/workqueue.c:3386) [ 41.084096][ T216] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 41.084098][ T216] process_one_work (kernel/workqueue.c:3387) [ 41.084100][ T216] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 41.084103][ T216] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.084105][ T216] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 41.084107][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.084108][ T216] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 41.084111][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.084113][ T216] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.084114][ T216] kthread (kernel/kthread.c:436) [ 41.084115][ T216] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 41.084118][ T216] ? kthread_affine_preferred (kernel/kthread.c:857) [ 41.084120][ T216] ret_from_fork (arch/x86/kernel/process.c:158) [ 41.084124][ T216] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 41.084126][ T216] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 41.084128][ T216] ? kthread_affine_preferred (kernel/kthread.c:857) [ 41.084130][ T216] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.212212][ T12] softirqs last disabled at (24678): __fib6_clean_all (./include/linux/spinlock.h:353 (discriminator 32768) net/ipv6/ip6_fib.c:2323 (discriminator 32768)) | [ 42.212214][ T12] Preemption disabled at: | [ 42.212215][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 42.212226][ T12] Tainted: [W]=WARN [ 42.212227][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.212229][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 42.212235][ T12] Call Trace: [ 42.212237][ T12] [ 42.212238][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 42.212244][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 42.212246][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 42.212249][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 42.212253][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.212256][ 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)) [ 42.212259][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 42.212261][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.212265][ 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) [ 42.212266][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.212269][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 42.212271][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 42.212272][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 42.212275][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 42.212277][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 42.212279][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 42.212281][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 42.212284][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 42.212285][ 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) [ 42.212287][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 42.212288][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.212290][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.212292][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 42.212294][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 42.212296][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 42.212298][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.212299][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.212301][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.212302][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.212304][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 42.212305][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 42.212308][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 42.212310][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 42.212312][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.212313][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 42.212315][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.212316][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.212317][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 42.212318][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 42.212320][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 42.212322][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 42.212324][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 42.212326][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 42.212328][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 42.212330][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 42.212335][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 42.212337][ T12] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 42.212342][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 42.212344][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 42.212346][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 42.212349][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 42.212352][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 42.212354][ T12] ? netdev_notice (net/core/dev.c:13194) [ 42.212356][ T12] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 42.212357][ T12] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 42.212359][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.212361][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 42.212367][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 42.212368][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 42.212370][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 42.212373][ 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 [ 42.212376][ 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) [ 42.212379][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 42.212380][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 42.212383][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 42.212385][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.212386][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.212388][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.212390][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 42.212392][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 42.212394][ T12] process_one_work (kernel/workqueue.c:3387) [ 42.212396][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 42.212398][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 42.212402][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 42.212404][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 42.212407][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 42.212408][ T12] kthread (kernel/kthread.c:436) [ 42.212410][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.212414][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 42.212415][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.212419][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 42.212421][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.212424][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 42.212425][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 43.223919][ T12] softirqs last disabled at (24678): __fib6_clean_all (./include/linux/spinlock.h:353 (discriminator 32768) net/ipv6/ip6_fib.c:2323 (discriminator 32768)) | [ 43.223922][ T12] Preemption disabled at: | [ 43.223923][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 43.223935][ T12] Tainted: [W]=WARN [ 43.223936][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.223938][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 43.223945][ T12] Call Trace: [ 43.223947][ T12] [ 43.223949][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 43.223954][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 43.223956][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 43.223960][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 43.223964][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.223967][ 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)) [ 43.223970][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.223972][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.223976][ 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) [ 43.223977][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.223980][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 43.223982][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 43.223983][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 43.223985][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 43.223987][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 43.223989][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 43.223991][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 43.223994][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 43.223995][ 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) [ 43.223997][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.223998][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.224000][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.224002][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 43.224004][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 43.224005][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 43.224007][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.224009][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.224010][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.224012][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.224014][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 43.224015][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 43.224018][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 43.224020][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 43.224021][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.224023][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 43.224024][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.224025][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 43.224027][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 43.224028][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 43.224030][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 43.224031][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 43.224033][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 43.224035][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 43.224037][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.224039][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 43.224044][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 43.224045][ T12] ? sched_clock_cpu (kernel/sched/clock.c:400) [ 43.224049][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 43.224051][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 43.224052][ 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) [ 43.224054][ T12] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 43.224055][ T12] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 43.224059][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 43.224062][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 43.224064][ T12] ? netdev_notice (net/core/dev.c:13194) [ 43.224066][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.224067][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.224068][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.224070][ T12] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 43.224076][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 43.224078][ T12] ? debug_object_free (lib/debugobjects.c:1033) [ 43.224081][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 43.224083][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 43.224087][ 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 [ 43.224091][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 43.224092][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 43.224095][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 43.224097][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.224099][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.224100][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.224102][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 43.224104][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 43.224106][ T12] process_one_work (kernel/workqueue.c:3387) [ 43.224108][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 43.224110][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 43.224113][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.224115][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 43.224117][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.224119][ T12] kthread (kernel/kthread.c:436) [ 43.224121][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.224125][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 43.224126][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 43.224130][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 43.224132][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 43.224135][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 43.224136][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.255009][ T12] softirqs last disabled at (24678): __fib6_clean_all (./include/linux/spinlock.h:353 (discriminator 32768) net/ipv6/ip6_fib.c:2323 (discriminator 32768)) | [ 44.255011][ T12] Preemption disabled at: | [ 44.255012][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 44.255023][ T12] Tainted: [W]=WARN [ 44.255024][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.255026][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 44.255033][ T12] Call Trace: [ 44.255034][ T12] [ 44.255036][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 44.255041][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 44.255043][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 44.255046][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 44.255050][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.255053][ 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)) [ 44.255056][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.255058][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.255062][ 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) [ 44.255064][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.255065][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 44.255067][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 44.255069][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 44.255071][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 44.255073][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 44.255075][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 44.255077][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 44.255080][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 44.255081][ 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) [ 44.255083][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.255084][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.255085][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.255087][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 44.255090][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 44.255091][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 44.255093][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.255095][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.255096][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.255098][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.255099][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 44.255101][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 44.255103][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 44.255105][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 44.255107][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.255108][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 44.255109][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.255111][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.255112][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 44.255113][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 44.255115][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 44.255117][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 44.255119][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 44.255121][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 44.255123][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.255125][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 44.255130][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 44.255132][ T12] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 44.255137][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 44.255139][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 44.255141][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 44.255144][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 44.255147][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 44.255149][ T12] ? netdev_notice (net/core/dev.c:13194) [ 44.255151][ 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) [ 44.255152][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.255154][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.255156][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.255158][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 44.255164][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 44.255166][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 44.255168][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 44.255171][ 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 [ 44.255174][ 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) [ 44.255176][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 44.255178][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 44.255181][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 44.255183][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.255185][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.255186][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.255188][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 44.255190][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 44.255192][ T12] process_one_work (kernel/workqueue.c:3387) [ 44.255196][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 44.255199][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 44.255204][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.255206][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 44.255209][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.255211][ T12] kthread (kernel/kthread.c:436) [ 44.255213][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.255216][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.255218][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.255222][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 44.255224][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.255227][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.255228][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 45.315918][ T12] softirqs last disabled at (24678): __fib6_clean_all (./include/linux/spinlock.h:353 (discriminator 32768) net/ipv6/ip6_fib.c:2323 (discriminator 32768)) | [ 45.315920][ T12] Preemption disabled at: | [ 45.315921][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 45.315934][ T12] Tainted: [W]=WARN [ 45.315935][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.315937][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 45.315944][ T12] Call Trace: [ 45.315945][ T12] [ 45.315947][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 45.315952][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 45.315954][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 45.315958][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 45.315962][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.315966][ 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)) [ 45.315969][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.315971][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 45.315975][ 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) [ 45.315977][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 45.315979][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 45.315981][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 45.315983][ T12] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 45.315986][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 45.315987][ T12] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 45.315990][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 45.315992][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 45.315995][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 45.315997][ 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) [ 45.315998][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.316000][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.316002][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.316004][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 45.316006][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 45.316008][ T12] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 45.316010][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.316012][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.316013][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.316015][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.316017][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 45.316019][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 45.316021][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 45.316024][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 45.316026][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.316028][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 45.316029][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.316031][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 45.316032][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 45.316034][ T12] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 45.316036][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 45.316038][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 45.316040][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 45.316042][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 45.316044][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 45.316049][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 45.316054][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 45.316058][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 45.316060][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 45.316063][ T12] ? asym_cpu_capacity_scan (./include/linux/rculist.h:103) [ 45.316066][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 45.316070][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 45.316072][ T12] ? netdev_notice (net/core/dev.c:13194) [ 45.316074][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.316076][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.316078][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.316080][ T12] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 45.316087][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 45.316089][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 45.316091][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 45.316094][ 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 [ 45.316099][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 45.316101][ T12] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 45.316106][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 45.316109][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.316111][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.316112][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.316114][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 45.316117][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 45.316118][ T12] process_one_work (kernel/workqueue.c:3387) [ 45.316121][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 45.316123][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 45.316127][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.316129][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 45.316133][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 45.316134][ T12] kthread (kernel/kthread.c:436) [ 45.316137][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 45.316139][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 45.316141][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 45.316145][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 45.316148][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 45.316150][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 45.316152][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.320170][ T165] softirqs last disabled at (2849354): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 46.320172][ T165] Preemption disabled at: | [ 46.320173][ T165] vprintk_emit (kernel/printk/printk.c:2471) | [ 46.320185][ T165] Tainted: [W]=WARN [ 46.320186][ T165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.320187][ T165] Call Trace: [ 46.320189][ T165] [ 46.320191][ T165] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 46.320196][ T165] ? vprintk_emit (kernel/printk/printk.c:2471) [ 46.320197][ T165] __might_resched.cold (kernel/sched/core.c:9234) [ 46.320201][ T165] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 46.320204][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.320208][ T165] __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)) [ 46.320211][ T165] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 46.320213][ T165] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 46.320217][ T165] ? 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) [ 46.320218][ T165] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 46.320220][ T165] put_chars (drivers/char/virtio_console.c:1176) [ 46.320222][ T165] ? __send_to_port (drivers/char/virtio_console.c:654) [ 46.320224][ T165] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 46.320226][ T165] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 46.320229][ T165] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 46.320232][ T165] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 46.320233][ T165] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 46.320235][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.320236][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.320238][ T165] console_emit_next_record (kernel/printk/printk.c:3183) [ 46.320241][ T165] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 46.320242][ T165] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 46.320244][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.320246][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.320247][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.320249][ T165] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.320250][ T165] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 46.320252][ T165] console_flush_one_record (kernel/printk/printk.c:3268) [ 46.320254][ T165] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 46.320256][ T165] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 46.320258][ T165] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.320259][ T165] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 46.320260][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.320262][ T165] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 46.320263][ T165] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 46.320264][ T165] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 46.320266][ T165] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 46.320268][ T165] ? vprintk_emit (kernel/printk/printk.c:2478) [ 46.320270][ T165] vprintk_emit (kernel/printk/printk.c:2479) [ 46.320272][ T165] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 46.320273][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.320275][ T165] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.320276][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.320280][ T165] dev_vprintk_emit (drivers/base/core.c:5000) [ 46.320284][ T165] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 46.320287][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.320288][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.320290][ T165] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.320291][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.320293][ T165] dev_printk_emit (drivers/base/core.c:5011) [ 46.320295][ T165] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 46.320297][ T165] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 46.320301][ T165] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 46.320305][ T165] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 46.320308][ T165] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 46.320310][ T165] ? netdev_notice (net/core/dev.c:13194) [ 46.320312][ T165] ? do_sys_openat2 (./include/linux/fs.h:2584 ./include/linux/fs.h:2586 fs/open.c:1416) [ 46.320314][ T165] ? kasan_save_stack (mm/kasan/common.c:58) [ 46.320316][ T165] ? kasan_save_stack (mm/kasan/common.c:57) [ 46.320318][ T165] ? kasan_save_track (mm/kasan/common.c:78) [ 46.320319][ T165] ? kasan_save_free_info (mm/kasan/generic.c:584) [ 46.320321][ T165] ? __kasan_slab_free (mm/kasan/common.c:253 mm/kasan/common.c:285) [ 46.320322][ T165] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 46.320324][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.320326][ T165] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 46.320333][ T165] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 46.320335][ T165] ? __udp_tunnel_nic_reset_ntf (net/ipv4/udp_tunnel_nic.c:550) udp_tunnel [ 46.320338][ T165] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 46.320340][ T165] __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 [ 46.320344][ T165] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 46.320346][ T165] ? 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) [ 46.320348][ T165] __udp_tunnel_nic_reset_ntf (net/ipv4/udp_tunnel_nic.c:570) udp_tunnel [ 46.320350][ T165] ? debugfs_file_put (fs/debugfs/file.c:177 (discriminator 3)) [ 46.320355][ T165] nsim_udp_tunnels_info_reset_write (./include/net/udp_tunnel.h:429 drivers/net/netdevsim/udp_tunnels.c:112) netdevsim [ 46.320360][ T165] full_proxy_write (fs/debugfs/file.c:389 (discriminator 7)) [ 46.320362][ T165] vfs_write (fs/read_write.c:685) [ 46.320365][ T165] ksys_write (fs/read_write.c:739) [ 46.320367][ T165] ? __ia32_sys_read (fs/read_write.c:723) [ 46.320369][ T165] ? 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) [ 46.320370][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.320372][ T165] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 46.320375][ T165] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 46.320377][ T165] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 46.320379][ T165] RIP: 0033:0x7f3147dba54e [ 46.320382][ T165] 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 [ 46.320384][ T165] RSP: 002b:00007ffcd867ab60 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 46.320388][ T165] RAX: ffffffffffffffda RBX: 00007f3147f3b580 RCX: 00007f3147dba54e [ 46.320390][ T165] RDX: 0000000000000002 RSI: 000055bb9e87a270 RDI: 0000000000000001 [ 46.320390][ T165] RBP: 00007ffcd867ab70 R08: 0000000000000000 R09: 0000000000000000 [ 46.320391][ T165] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 Finger prints: __dev_queue_xmit:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars restore_fpregs_from_user:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars addrconf_dad_begin:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars unix_release_sock:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __fib6_clean_all:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable