====================================== | [ 10.435880][ T82] softirqs last disabled at (385062): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 10.435883][ T82] Preemption disabled at: | [ 10.435884][ T82] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.435896][ T82] Tainted: [W]=WARN [ 10.435897][ T82] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.435900][ T82] Call Trace: [ 10.435902][ T82] [ 10.435905][ T82] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.435911][ T82] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.435914][ T82] __might_resched.cold (kernel/sched/core.c:9234) [ 10.435921][ T82] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.435926][ T82] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.435933][ T82] __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)) [ 10.435937][ T82] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.435945][ T82] ? 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) [ 10.435948][ T82] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.435954][ T82] put_chars (drivers/char/virtio_console.c:1176) [ 10.435958][ T82] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.435964][ T82] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 10.435973][ T82] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.435976][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.435985][ T82] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.435989][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.435999][ T82] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.436005][ T82] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.436013][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.436016][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.436023][ T82] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.436030][ T82] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.436032][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.436041][ T82] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.436045][ T82] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.436048][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.436051][ T82] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.436057][ T82] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.436059][ T82] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.436065][ T82] vprintk_emit (kernel/printk/printk.c:2479) [ 10.436070][ T82] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.436074][ T82] ? write_profile (profile.c:?) [ 10.436078][ T82] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 10.436089][ T82] dev_vprintk_emit (drivers/base/core.c:5000) [ 10.436096][ T82] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 10.436103][ T82] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 10.436113][ T82] dev_printk_emit (drivers/base/core.c:5011) [ 10.436117][ T82] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 10.436124][ T82] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 10.436133][ T82] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 10.436141][ T82] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 10.436145][ T82] ? netdev_notice (net/core/dev.c:13194) [ 10.436149][ T82] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.436155][ T82] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.436159][ T82] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 10.436165][ T82] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.436169][ T82] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 10.436173][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.436176][ T82] ? 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) [ 10.436179][ T82] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 10.436184][ T82] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 10.436188][ T82] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.436194][ T82] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 10.436203][ T82] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.436207][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.436212][ T82] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.436215][ T82] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.436217][ T82] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.436221][ T82] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.436224][ T82] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.436232][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.436239][ T82] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.436242][ T82] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 10.436247][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.436251][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.436253][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.436255][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.436258][ T82] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.436262][ T82] ? __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) [ 10.436266][ T82] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.436268][ T82] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.436271][ T82] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.436273][ T82] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 10.436279][ T82] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.436282][ T82] ? nla_get_range_signed (lib/nlattr.c:270) [ 10.436295][ T82] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.436308][ T82] rtnl_setlink (net/core/rtnetlink.c:3596) [ 10.436313][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.436316][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.436362][ T82] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.436365][ T82] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.436370][ T82] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.436372][ T82] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.436375][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.436383][ T82] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.436386][ T82] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.436390][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.436393][ T82] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.436399][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.436403][ T82] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.436409][ T82] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.436412][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.436419][ T82] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.436422][ T82] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.436432][ T82] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.436436][ T82] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.436442][ T82] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.436454][ T82] ? 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)) [ 10.436457][ T82] ? 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)) [ 10.436465][ T82] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.436472][ T82] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.436475][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.436479][ T82] ? 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) [ 10.436486][ T82] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.436493][ T82] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.436499][ T82] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.436503][ T82] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.436510][ T82] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 10.436515][ T82] ? __ia32_sys_getpeername (net/socket.c:2235) [ 10.436534][ T82] ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536) [ 10.436544][ T82] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 10.436547][ T82] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.436552][ T82] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.436555][ T82] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 10.436557][ T82] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.436559][ T82] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.436564][ T82] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.436567][ T82] RIP: 0033:0x7f7c6fbc154e [ 10.436573][ T82] 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 [ 10.436576][ T82] RSP: 002b:00007ffea05b1df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 10.436580][ T82] RAX: ffffffffffffffda RBX: 000056272f5a2f80 RCX: 00007f7c6fbc154e [ 10.436582][ T82] RDX: 0000000000000030 RSI: 000056272f5a6dd0 RDI: 0000000000000011 [ 10.436583][ T82] RBP: 00007ffea05b1e00 R08: 00007ffea05b1e50 R09: 0000000000000080 [ 10.436585][ T82] R10: 0000000000000000 R11: 0000000000000202 R12: 000056272f6f5c30 [ 10.436586][ T82] R13: 00007ffea05b1f34 R14: 0000000000000000 R15: 0000000000000000 | [ 11.537994][ T12] softirqs last disabled at (1380): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 11.537998][ T12] Preemption disabled at: | [ 11.537998][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.538011][ T12] Tainted: [W]=WARN [ 11.538013][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.538015][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 11.538019][ T12] Call Trace: [ 11.538021][ T12] [ 11.538022][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.538030][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.538033][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 11.538040][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.538046][ 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) [ 11.538054][ 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)) [ 11.538057][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.538066][ 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) [ 11.538069][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.538075][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 11.538079][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.538085][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.538091][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.538094][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.538101][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.538104][ T12] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.538106][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.538107][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.538114][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.538118][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 11.538124][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.538127][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.538132][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.538138][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.538146][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.538150][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.538157][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.538164][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.538167][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.538175][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.538179][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.538181][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.538185][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.538192][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.538194][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.538199][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 11.538204][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.538210][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.538218][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 11.538225][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 11.538227][ T12] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 11.538239][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.538247][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 11.538251][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 11.538254][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 11.538265][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 11.538274][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 11.538278][ T12] ? netdev_notice (net/core/dev.c:13194) [ 11.538284][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.538287][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 11.538293][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.538300][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 11.538309][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.538314][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 11.538317][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 11.538323][ 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 [ 11.538330][ T12] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 11.538342][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 11.538354][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 11.538358][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.538362][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.538364][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.538370][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 11.538373][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 11.538375][ T12] process_one_work (kernel/workqueue.c:3387) [ 11.538387][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 11.538392][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.538407][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 11.538422][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 11.538425][ T12] kthread (kernel/kthread.c:436) [ 11.538428][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.538437][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 11.538442][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.538449][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 11.538455][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.538460][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 11.538464][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 12.880171][ T82] softirqs last disabled at (705834): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 12.880173][ T82] Preemption disabled at: | [ 12.880174][ T82] vprintk_emit (kernel/printk/printk.c:2471) | [ 12.880182][ T82] Tainted: [W]=WARN [ 12.880183][ T82] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.880185][ T82] Call Trace: [ 12.880187][ T82] [ 12.880189][ T82] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.880194][ T82] ? vprintk_emit (kernel/printk/printk.c:2471) [ 12.880196][ T82] __might_resched.cold (kernel/sched/core.c:9234) [ 12.880201][ T82] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.880205][ T82] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.880210][ T82] __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)) [ 12.880212][ T82] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.880217][ T82] ? 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) [ 12.880220][ T82] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.880223][ T82] put_chars (drivers/char/virtio_console.c:1176) [ 12.880226][ T82] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.880227][ T82] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.880232][ T82] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.880234][ T82] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.880239][ T82] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.880241][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.880246][ T82] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.880249][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.880254][ T82] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.880258][ T82] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.880262][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.880264][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.880268][ T82] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.880272][ T82] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.880274][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.880279][ T82] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.880281][ T82] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.880283][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.880285][ T82] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.880288][ T82] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.880290][ T82] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.880293][ T82] vprintk_emit (kernel/printk/printk.c:2479) [ 12.880297][ T82] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.880299][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.880300][ T82] ? 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) [ 12.880307][ T82] dev_vprintk_emit (drivers/base/core.c:5000) [ 12.880312][ T82] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 12.880318][ T82] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.880322][ T82] dev_printk_emit (drivers/base/core.c:5011) [ 12.880325][ T82] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 12.880326][ T82] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.880329][ T82] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.880331][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.880337][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.880338][ T82] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.880341][ T82] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.880345][ T82] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 12.880350][ T82] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 12.880352][ T82] ? netdev_notice (net/core/dev.c:13194) [ 12.880355][ T82] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.880358][ T82] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.880361][ T82] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 12.880364][ T82] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 12.880367][ T82] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 12.880370][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.880372][ T82] ? 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) [ 12.880374][ T82] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 12.880377][ T82] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 12.880379][ T82] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.880382][ T82] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 12.880388][ T82] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 12.880392][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.880394][ T82] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 12.880396][ T82] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.880397][ T82] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.880400][ T82] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.880401][ T82] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.880406][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.880410][ T82] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.880412][ T82] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 12.880415][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.880417][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.880418][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.880419][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.880422][ T82] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 12.880424][ T82] ? __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) [ 12.880427][ T82] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 12.880428][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.880430][ T82] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 12.880433][ T82] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.880442][ T82] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 12.880444][ T82] ? nla_get_range_signed (lib/nlattr.c:270) [ 12.880450][ T82] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.880453][ T82] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 12.880461][ T82] rtnl_setlink (net/core/rtnetlink.c:3596) [ 12.880464][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 12.880466][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.880488][ T82] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.880490][ T82] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.880493][ T82] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.880495][ T82] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.880496][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.880501][ T82] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.880502][ T82] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.880505][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 12.880507][ T82] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.880510][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 12.880512][ T82] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.880516][ T82] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.880518][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.880522][ T82] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.880523][ T82] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.880527][ T82] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 12.880531][ T82] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.880534][ T82] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.880540][ T82] ? 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)) [ 12.880542][ T82] ? 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)) [ 12.880547][ T82] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.880551][ T82] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.880554][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.880556][ T82] ? 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) [ 12.880559][ T82] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 12.880563][ T82] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 12.880567][ T82] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 12.880570][ T82] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 12.880574][ T82] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 12.880577][ T82] ? __ia32_sys_getpeername (net/socket.c:2235) [ 12.880588][ T82] ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536) [ 12.880593][ T82] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 12.880595][ T82] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.880599][ T82] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 12.880601][ T82] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 12.880602][ T82] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.880604][ T82] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.880606][ T82] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.880609][ T82] RIP: 0033:0x7f7c6fbc154e [ 12.880613][ T82] 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 [ 12.880614][ T82] RSP: 002b:00007ffea05b1df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 12.880617][ T82] RAX: ffffffffffffffda RBX: 000056272f5a2f80 RCX: 00007f7c6fbc154e [ 12.880619][ T82] RDX: 0000000000000030 RSI: 000056272f592770 RDI: 0000000000000011 [ 12.880620][ T82] RBP: 00007ffea05b1e00 R08: 00007ffea05b1e50 R09: 0000000000000080 [ 12.880620][ T82] R10: 0000000000000000 R11: 0000000000000202 R12: 000056272f6ffb10 [ 12.880621][ T82] R13: 00007ffea05b1f34 R14: 0000000000000000 R15: 0000000000000000 | [ 14.005400][ T12] softirqs last disabled at (3930): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 14.005402][ T12] Preemption disabled at: | [ 14.005402][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 14.005412][ T12] Tainted: [W]=WARN [ 14.005413][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.005415][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 14.005419][ T12] Call Trace: [ 14.005420][ T12] [ 14.005422][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.005428][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 14.005430][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 14.005435][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.005443][ 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) [ 14.005448][ 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)) [ 14.005450][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.005456][ 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) [ 14.005458][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.005462][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 14.005464][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.005468][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.005472][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.005474][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.005478][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.005481][ T12] ? mark_usage (kernel/locking/lockdep.c:4690) [ 14.005482][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.005484][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.005487][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.005489][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 14.005493][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.005495][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.005499][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.005503][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.005507][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.005509][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.005513][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.005517][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.005519][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.005524][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.005527][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.005528][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.005530][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.005534][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.005535][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.005539][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 14.005542][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.005545][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.005550][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 14.005555][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 14.005557][ T12] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 14.005567][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 14.005570][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 14.005576][ T12] ? should_we_balance (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 kernel/sched/fair.c:13328) [ 14.005580][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 14.005585][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 14.005588][ T12] ? netdev_notice (net/core/dev.c:13194) [ 14.005592][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.005593][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 14.005597][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.005601][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 14.005608][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 14.005612][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 14.005613][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 14.005617][ 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 [ 14.005622][ T12] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 14.005628][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 14.005634][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 14.005637][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.005639][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.005640][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.005644][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 14.005645][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 14.005647][ T12] process_one_work (kernel/workqueue.c:3387) [ 14.005653][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 14.005656][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.005664][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 14.005671][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 14.005673][ T12] kthread (kernel/kthread.c:436) [ 14.005675][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.005679][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 14.005681][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 14.005686][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 14.005690][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 14.005693][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 14.005695][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 15.972197][ T82] softirqs last disabled at (1088258): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 15.972199][ T82] Preemption disabled at: | [ 15.972200][ T82] vprintk_emit (kernel/printk/printk.c:2471) | [ 15.972210][ T82] Tainted: [W]=WARN [ 15.972211][ T82] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.972213][ T82] Call Trace: [ 15.972215][ T82] [ 15.972216][ T82] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.972222][ T82] ? vprintk_emit (kernel/printk/printk.c:2471) [ 15.972224][ T82] __might_resched.cold (kernel/sched/core.c:9234) [ 15.972229][ T82] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.972233][ T82] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.972238][ T82] __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)) [ 15.972240][ T82] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.972246][ T82] ? 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) [ 15.972248][ T82] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.972252][ T82] put_chars (drivers/char/virtio_console.c:1176) [ 15.972255][ T82] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.972259][ T82] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 15.972264][ T82] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.972266][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.972271][ T82] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.972274][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.972281][ T82] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.972284][ T82] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.972289][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.972291][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.972295][ T82] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.972299][ T82] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.972301][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.972306][ T82] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.972309][ T82] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.972310][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.972312][ T82] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.972316][ T82] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.972317][ T82] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.972321][ T82] vprintk_emit (kernel/printk/printk.c:2479) [ 15.972324][ T82] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.972326][ T82] ? write_profile (profile.c:?) [ 15.972330][ T82] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.972333][ T82] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.972341][ T82] dev_vprintk_emit (drivers/base/core.c:5000) [ 15.972346][ T82] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 15.972348][ T82] ? check_irq_usage (kernel/locking/lockdep.c:1876 kernel/locking/lockdep.c:2812) [ 15.972356][ T82] dev_printk_emit (drivers/base/core.c:5011) [ 15.972358][ T82] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 15.972362][ T82] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 15.972364][ T82] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 15.972369][ T82] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 15.972374][ T82] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 15.972376][ T82] ? netdev_notice (net/core/dev.c:13194) [ 15.972379][ T82] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.972383][ T82] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.972385][ T82] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.972389][ T82] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 15.972391][ T82] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 15.972395][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.972396][ T82] ? 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) [ 15.972399][ T82] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 15.972402][ T82] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 15.972405][ T82] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.972408][ T82] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 15.972414][ T82] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 15.972417][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.972420][ T82] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 15.972422][ T82] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.972423][ T82] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.972425][ T82] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.972427][ T82] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.972432][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.972436][ T82] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.972438][ T82] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 15.972441][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.972443][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.972449][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.972451][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.972453][ T82] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 15.972456][ T82] ? __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) [ 15.972459][ T82] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 15.972461][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.972463][ T82] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 15.972465][ T82] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.972468][ T82] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 15.972469][ T82] ? nla_get_range_signed (lib/nlattr.c:270) [ 15.972476][ T82] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.972479][ T82] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 15.972487][ T82] rtnl_setlink (net/core/rtnetlink.c:3596) [ 15.972490][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 15.972492][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.972516][ T82] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.972517][ T82] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.972520][ T82] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.972522][ T82] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.972524][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.972529][ T82] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.972530][ T82] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.972533][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 15.972535][ T82] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.972539][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 15.972541][ T82] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.972545][ T82] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.972547][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.972551][ T82] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.972553][ T82] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.972557][ T82] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 15.972560][ T82] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.972564][ T82] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.972570][ T82] ? 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)) [ 15.972572][ T82] ? 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)) [ 15.972577][ T82] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.972582][ T82] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.972584][ T82] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.972586][ T82] ? do_raw_spin_trylock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:93 kernel/locking/spinlock_debug.c:123) [ 15.972590][ T82] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 15.972595][ T82] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.972598][ T82] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 15.972602][ T82] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 15.972605][ T82] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 15.972609][ T82] ? __ia32_sys_getpeername (net/socket.c:2235) [ 15.972620][ T82] ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536) [ 15.972626][ T82] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 15.972628][ T82] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.972632][ T82] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 15.972634][ T82] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 15.972635][ T82] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.972637][ T82] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.972640][ T82] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.972642][ T82] RIP: 0033:0x7f7c6fbc154e [ 15.972647][ T82] 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 [ 15.972649][ T82] RSP: 002b:00007ffea05b1df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 15.972651][ T82] RAX: ffffffffffffffda RBX: 000056272f5a2f80 RCX: 00007f7c6fbc154e [ 15.972653][ T82] RDX: 0000000000000030 RSI: 000056272f592770 RDI: 0000000000000011 [ 15.972654][ T82] RBP: 00007ffea05b1e00 R08: 00007ffea05b1e50 R09: 0000000000000080 [ 15.972654][ T82] R10: 0000000000000000 R11: 0000000000000202 R12: 000056272f7089c0 [ 15.972655][ T82] R13: 00007ffea05b1f34 R14: 0000000000000000 R15: 0000000000000000 | [ 16.983551][ T12] softirqs last disabled at (6716): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 16.983553][ T12] Preemption disabled at: | [ 16.983554][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 16.983564][ T12] Tainted: [W]=WARN [ 16.983565][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.983566][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 16.983570][ T12] Call Trace: [ 16.983572][ T12] [ 16.983574][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.983580][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 16.983582][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 16.983587][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.983590][ 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) [ 16.983595][ 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)) [ 16.983598][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.983604][ 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) [ 16.983606][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.983609][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 16.983612][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.983616][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.983620][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.983622][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.983626][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.983629][ T12] ? mark_usage (kernel/locking/lockdep.c:4690) [ 16.983630][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.983632][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.983636][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.983638][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 16.983641][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.983644][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.983648][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.983651][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.983656][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.983658][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.983662][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.983666][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.983668][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.983673][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.983676][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.983677][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.983680][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.983683][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.983685][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.983688][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 16.983692][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.983695][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.983699][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 16.983705][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 16.983707][ T12] ? sched_clock_cpu (kernel/sched/clock.c:400) [ 16.983716][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 16.983719][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 16.983722][ T12] ? sched_balance_find_src_rq (kernel/sched/fair.c:9196 kernel/sched/fair.c:13184) [ 16.983726][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.983729][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 16.983730][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.983734][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 16.983740][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 16.983742][ T12] ? netdev_notice (net/core/dev.c:13194) [ 16.983746][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.983748][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 16.983751][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.983756][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 16.983763][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 16.983767][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 16.983769][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 16.983773][ 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 [ 16.983777][ T12] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 16.983783][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 16.983790][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 16.983793][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.983795][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.983797][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.983800][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 16.983802][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 16.983803][ T12] process_one_work (kernel/workqueue.c:3387) [ 16.983810][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 16.983813][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 16.983821][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 16.983829][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.983831][ T12] kthread (kernel/kthread.c:436) [ 16.983834][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.983838][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.983841][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.983846][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 16.983850][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.983852][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.983855][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.110485][ T12] softirqs last disabled at (11214): __fib6_clean_all (./include/linux/spinlock.h:353 (discriminator 32768) net/ipv6/ip6_fib.c:2323 (discriminator 32768)) | [ 18.110487][ T12] Preemption disabled at: | [ 18.110487][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 18.110497][ T12] Tainted: [W]=WARN [ 18.110498][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.110499][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 18.110503][ T12] Call Trace: [ 18.110505][ T12] [ 18.110506][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 18.110512][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 18.110514][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 18.110518][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 18.110522][ 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) [ 18.110526][ 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)) [ 18.110528][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.110534][ 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) [ 18.110536][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.110540][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 18.110542][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 18.110545][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 18.110549][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 18.110551][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 18.110555][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 18.110558][ T12] ? mark_usage (kernel/locking/lockdep.c:4690) [ 18.110559][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.110561][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.110564][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 18.110566][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 18.110569][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.110572][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.110575][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 18.110579][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 18.110583][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.110585][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.110589][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 18.110593][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 18.110595][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.110600][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 18.110602][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 18.110604][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.110606][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 18.110609][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 18.110611][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 18.110614][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 18.110618][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 18.110624][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 18.110630][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 18.110634][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 18.110636][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 18.110640][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 18.110642][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 18.110646][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.110648][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 18.110650][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 18.110652][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 18.110655][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 18.110660][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 18.110662][ T12] ? netdev_notice (net/core/dev.c:13194) [ 18.110666][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.110668][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 18.110671][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.110675][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 18.110682][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 18.110685][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 18.110687][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 18.110691][ 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 [ 18.110695][ T12] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 18.110701][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 18.110707][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 18.110710][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.110711][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.110713][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.110716][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 18.110718][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 18.110719][ T12] process_one_work (kernel/workqueue.c:3387) [ 18.110725][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 18.110728][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.110736][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 18.110743][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 18.110745][ T12] kthread (kernel/kthread.c:436) [ 18.110747][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.110750][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 18.110753][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.110758][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 18.110762][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.110764][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 18.110767][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 19.305473][ T12] softirqs last disabled at (24126): __fib6_clean_all (./include/linux/spinlock.h:353 (discriminator 32768) net/ipv6/ip6_fib.c:2323 (discriminator 32768)) | [ 19.305475][ T12] Preemption disabled at: | [ 19.305476][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 19.305486][ T12] Tainted: [W]=WARN [ 19.305487][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.305489][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 19.305493][ T12] Call Trace: [ 19.305494][ T12] [ 19.305496][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.305501][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 19.305503][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 19.305508][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.305512][ 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) [ 19.305517][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 19.305519][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.305525][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 19.305527][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.305530][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 19.305533][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.305536][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 19.305540][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 19.305543][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 19.305546][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.305549][ T12] ? mark_usage (kernel/locking/lockdep.c:4690) [ 19.305551][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.305552][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.305556][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.305558][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 19.305561][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.305563][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.305567][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.305571][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.305576][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.305578][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.305582][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.305586][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.305587][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.305593][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.305595][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.305597][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.305599][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 19.305603][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.305604][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.305608][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 19.305611][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.305614][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 19.305617][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 19.305620][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 19.305626][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 19.305628][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 19.305632][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 19.305637][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 19.305640][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 19.305644][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 19.305646][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 19.305648][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 19.305650][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 19.305653][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 19.305658][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 19.305661][ T12] ? netdev_notice (net/core/dev.c:13194) [ 19.305665][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 19.305667][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 19.305670][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.305674][ T12] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 19.305681][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 19.305685][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 19.305687][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 19.305691][ 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 [ 19.305695][ T12] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 19.305701][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 19.305707][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 19.305710][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.305712][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.305714][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.305717][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 19.305719][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 19.305720][ T12] process_one_work (kernel/workqueue.c:3387) [ 19.305727][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 19.305729][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 19.305737][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 19.305744][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 19.305746][ T12] kthread (kernel/kthread.c:436) [ 19.305749][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.305752][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 19.305755][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 19.305760][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 19.305764][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 19.305767][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 19.305769][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 20.389279][ T214] softirqs last disabled at (2220): __fib6_clean_all (./include/linux/spinlock.h:353 (discriminator 32768) net/ipv6/ip6_fib.c:2323 (discriminator 32768)) | [ 20.389283][ T214] Preemption disabled at: | [ 20.389283][ T214] vprintk_emit (kernel/printk/printk.c:2471) | [ 20.389296][ T214] Tainted: [W]=WARN [ 20.389297][ T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.389300][ T214] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 20.389305][ T214] Call Trace: [ 20.389308][ T214] [ 20.389310][ T214] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 20.389317][ T214] ? vprintk_emit (kernel/printk/printk.c:2471) [ 20.389320][ T214] __might_resched.cold (kernel/sched/core.c:9234) [ 20.389327][ T214] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 20.389336][ T214] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 20.389344][ T214] __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)) [ 20.389347][ T214] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.389356][ T214] ? 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) [ 20.389359][ T214] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.389365][ T214] put_chars (drivers/char/virtio_console.c:1176) [ 20.389369][ T214] ? __send_to_port (drivers/char/virtio_console.c:654) [ 20.389375][ T214] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 20.389380][ T214] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 20.389383][ T214] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 20.389390][ T214] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 20.389394][ T214] ? mark_usage (kernel/locking/lockdep.c:4690) [ 20.389397][ T214] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.389399][ T214] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.389406][ T214] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 20.389409][ T214] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 20.389414][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.389418][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.389425][ T214] console_emit_next_record (kernel/printk/printk.c:3183) [ 20.389431][ T214] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 20.389439][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.389442][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.389449][ T214] console_flush_one_record (kernel/printk/printk.c:3268) [ 20.389456][ T214] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 20.389459][ T214] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.389473][ T214] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 20.389478][ T214] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 20.389480][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.389484][ T214] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 20.389490][ T214] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 20.389492][ T214] ? vprintk_emit (kernel/printk/printk.c:2478) [ 20.389498][ T214] vprintk_emit (kernel/printk/printk.c:2479) [ 20.389504][ T214] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 20.389508][ T214] ? __update_load_avg_cfs_rq (kernel/sched/pelt.c:329) [ 20.389513][ T214] ? update_cfs_rq_load_avg (kernel/sched/fair.c:5687) [ 20.389520][ T214] dev_vprintk_emit (drivers/base/core.c:5000) [ 20.389527][ T214] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 20.389530][ T214] ? update_cfs_rq_load_avg (kernel/sched/fair.c:5687) [ 20.389544][ T214] dev_printk_emit (drivers/base/core.c:5011) [ 20.389548][ T214] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 20.389551][ T214] ? __resched_curr (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:28 ./include/linux/thread_info.h:104 kernel/sched/core.c:1217) [ 20.389556][ T214] ? __trace_set_current_state (./include/linux/srcutree.h:292 (discriminator 3)) [ 20.389559][ T214] ? wakeup_preempt_fair (kernel/sched/fair.c:6515 kernel/sched/fair.c:10016) [ 20.389562][ T214] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 20.389565][ T214] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 20.389569][ T214] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 20.389572][ T214] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 20.389577][ T214] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 20.389586][ T214] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 20.389590][ T214] ? netdev_notice (net/core/dev.c:13194) [ 20.389597][ T214] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 20.389600][ T214] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 20.389606][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.389613][ T214] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 20.389623][ T214] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 20.389629][ T214] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 20.389632][ T214] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 20.389637][ T214] __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 [ 20.389644][ T214] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 20.389654][ T214] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 20.389666][ T214] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 20.389671][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.389673][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.389676][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.389682][ T214] ? process_one_work (kernel/workqueue.c:3386) [ 20.389684][ T214] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 20.389686][ T214] process_one_work (kernel/workqueue.c:3387) [ 20.389698][ T214] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 20.389702][ T214] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 20.389715][ T214] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 20.389722][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 20.389725][ T214] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 20.389729][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 20.389734][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 20.389737][ T214] kthread (kernel/kthread.c:436) [ 20.389739][ T214] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.389744][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 20.389749][ T214] ret_from_fork (arch/x86/kernel/process.c:158) [ 20.389756][ T214] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 20.389762][ T214] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.389766][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 20.389771][ T214] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 21.765451][ T12] softirqs last disabled at (25084): __fib6_clean_all (./include/linux/spinlock.h:353 (discriminator 32768) net/ipv6/ip6_fib.c:2323 (discriminator 32768)) | [ 21.765453][ T12] Preemption disabled at: | [ 21.765453][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 21.765463][ T12] Tainted: [W]=WARN [ 21.765464][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.765471][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 21.765475][ T12] Call Trace: [ 21.765477][ T12] [ 21.765478][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 21.765484][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 21.765486][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 21.765491][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 21.765494][ 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) [ 21.765499][ 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)) [ 21.765501][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.765507][ 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) [ 21.765510][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.765513][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 21.765516][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 21.765519][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 21.765523][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 21.765525][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 21.765529][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 21.765532][ T12] ? mark_usage (kernel/locking/lockdep.c:4690) [ 21.765534][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.765535][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.765539][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 21.765541][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 21.765544][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.765546][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.765550][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 21.765554][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 21.765559][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.765561][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.765565][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 21.765569][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 21.765571][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.765576][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 21.765579][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 21.765580][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.765582][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 21.765586][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 21.765587][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 21.765591][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 21.765594][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 21.765596][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 21.765598][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 21.765599][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 21.765604][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 21.765610][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 21.765615][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 21.765617][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 21.765622][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 21.765625][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 21.765627][ T12] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 21.765630][ T12] ? fib6_clean_tree (net/ipv6/ip6_fib.c:89 net/ipv6/ip6_fib.c:2230 net/ipv6/ip6_fib.c:2308) [ 21.765632][ T12] ? fib6_clean_tree (net/ipv6/ip6_fib.c:89 net/ipv6/ip6_fib.c:2230 net/ipv6/ip6_fib.c:2308) [ 21.765634][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 21.765636][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 21.765638][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 21.765639][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 21.765643][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 21.765648][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 21.765651][ T12] ? netdev_notice (net/core/dev.c:13194) [ 21.765655][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 21.765656][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 21.765660][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.765664][ T12] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 21.765671][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 21.765674][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 21.765676][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 21.765680][ 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 [ 21.765684][ T12] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 21.765690][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 21.765696][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 21.765699][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.765701][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.765703][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.765706][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 21.765708][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 21.765709][ T12] process_one_work (kernel/workqueue.c:3387) [ 21.765716][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 21.765719][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 21.765726][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 21.765734][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 21.765736][ T12] kthread (kernel/kthread.c:436) [ 21.765738][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.765742][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 21.765745][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 21.765749][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 21.765753][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 21.765756][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 21.765758][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.812450][ T12] softirqs last disabled at (25770): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 22.812452][ T12] Preemption disabled at: | [ 22.812453][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 22.812462][ T12] Tainted: [W]=WARN [ 22.812463][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.812465][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 22.812472][ T12] Call Trace: [ 22.812474][ T12] [ 22.812476][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 22.812481][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 22.812483][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 22.812487][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 22.812491][ 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) [ 22.812496][ T12] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 22.812498][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.812504][ T12] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 22.812506][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.812509][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 22.812512][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 22.812515][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 22.812519][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 22.812522][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 22.812525][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 22.812528][ T12] ? mark_usage (kernel/locking/lockdep.c:4690) [ 22.812530][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.812531][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.812535][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 22.812537][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 22.812540][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.812542][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.812546][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 22.812550][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 22.812554][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.812556][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.812560][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 22.812564][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 22.812565][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.812571][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 22.812573][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 22.812575][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.812577][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 22.812580][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 22.812582][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 22.812585][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 22.812588][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 22.812592][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.812596][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 22.812601][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 22.812603][ T12] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 22.812610][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.812613][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 22.812616][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 22.812618][ T12] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 22.812627][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 22.812632][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 22.812634][ T12] ? netdev_notice (net/core/dev.c:13194) [ 22.812638][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.812640][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 22.812643][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.812647][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 22.812654][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 22.812657][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 22.812659][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 22.812663][ 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 [ 22.812667][ T12] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 22.812672][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 22.812678][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 22.812681][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.812683][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.812685][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.812688][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 22.812689][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 22.812691][ T12] process_one_work (kernel/workqueue.c:3387) [ 22.812697][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 22.812700][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.812707][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 22.812714][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 22.812716][ T12] kthread (kernel/kthread.c:436) [ 22.812719][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.812722][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 22.812725][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.812730][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 22.812733][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.812736][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 22.812738][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 23.992445][ T214] softirqs last disabled at (5732): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 23.992448][ T214] Preemption disabled at: | [ 23.992448][ T214] vprintk_emit (kernel/printk/printk.c:2471) | [ 23.992458][ T214] Tainted: [W]=WARN [ 23.992459][ T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.992461][ T214] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 23.992464][ T214] Call Trace: [ 23.992466][ T214] [ 23.992468][ T214] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 23.992478][ T214] ? vprintk_emit (kernel/printk/printk.c:2471) [ 23.992480][ T214] __might_resched.cold (kernel/sched/core.c:9234) [ 23.992485][ T214] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 23.992489][ T214] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 23.992494][ T214] __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)) [ 23.992496][ T214] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.992501][ T214] ? 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) [ 23.992504][ T214] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.992507][ T214] put_chars (drivers/char/virtio_console.c:1176) [ 23.992510][ T214] ? __send_to_port (drivers/char/virtio_console.c:654) [ 23.992513][ T214] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 23.992517][ T214] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 23.992519][ T214] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 23.992523][ T214] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 23.992526][ T214] ? mark_usage (kernel/locking/lockdep.c:4690) [ 23.992527][ T214] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.992529][ T214] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.992532][ T214] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 23.992534][ T214] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 23.992537][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.992540][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.992543][ T214] console_emit_next_record (kernel/printk/printk.c:3183) [ 23.992547][ T214] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 23.992551][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.992553][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.992557][ T214] console_flush_one_record (kernel/printk/printk.c:3268) [ 23.992561][ T214] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 23.992563][ T214] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.992568][ T214] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 23.992570][ T214] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 23.992572][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.992574][ T214] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 23.992577][ T214] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 23.992579][ T214] ? vprintk_emit (kernel/printk/printk.c:2478) [ 23.992582][ T214] vprintk_emit (kernel/printk/printk.c:2479) [ 23.992586][ T214] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 23.992589][ T214] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.992593][ T214] dev_vprintk_emit (drivers/base/core.c:5000) [ 23.992598][ T214] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 23.992600][ T214] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 23.992607][ T214] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.992611][ T214] dev_printk_emit (drivers/base/core.c:5011) [ 23.992613][ T214] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 23.992615][ T214] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 23.992624][ T214] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 23.992629][ T214] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 23.992631][ T214] ? netdev_notice (net/core/dev.c:13194) [ 23.992635][ T214] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.992637][ T214] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 23.992640][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.992644][ T214] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 23.992651][ T214] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 23.992653][ T214] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 23.992655][ T214] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 23.992659][ T214] __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 [ 23.992663][ T214] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 23.992668][ T214] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 23.992674][ T214] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 23.992677][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.992679][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.992681][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.992684][ T214] ? process_one_work (kernel/workqueue.c:3386) [ 23.992685][ T214] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 23.992687][ T214] process_one_work (kernel/workqueue.c:3387) [ 23.992693][ T214] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 23.992695][ T214] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.992703][ T214] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 23.992707][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 23.992709][ T214] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 23.992711][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 23.992714][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 23.992716][ T214] kthread (kernel/kthread.c:436) [ 23.992717][ T214] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.992721][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 23.992723][ T214] ret_from_fork (arch/x86/kernel/process.c:158) [ 23.992728][ T214] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 23.992732][ T214] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 23.992735][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 23.992737][ T214] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 25.345441][ T12] softirqs last disabled at (29496): __fib6_clean_all (./include/linux/spinlock.h:353 (discriminator 32768) net/ipv6/ip6_fib.c:2323 (discriminator 32768)) | [ 25.345443][ T12] Preemption disabled at: | [ 25.345444][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 25.345453][ T12] Tainted: [W]=WARN [ 25.345454][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.345456][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 25.345459][ T12] Call Trace: [ 25.345461][ T12] [ 25.345463][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 25.345468][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 25.345470][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 25.345475][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 25.345484][ 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) [ 25.345489][ 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)) [ 25.345491][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.345497][ 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) [ 25.345499][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.345503][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 25.345506][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 25.345509][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 25.345513][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 25.345515][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 25.345518][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 25.345521][ T12] ? mark_usage (kernel/locking/lockdep.c:4690) [ 25.345523][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.345524][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.345528][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 25.345530][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 25.345533][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.345535][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.345539][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 25.345543][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 25.345547][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.345549][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.345553][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 25.345557][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 25.345559][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.345564][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 25.345567][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 25.345568][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.345570][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 25.345574][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 25.345575][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 25.345578][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 25.345582][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 25.345586][ T12] ? update_cfs_rq_load_avg (kernel/sched/fair.c:5687) [ 25.345590][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 25.345596][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 25.345598][ T12] ? update_cfs_rq_load_avg (kernel/sched/fair.c:5687) [ 25.345605][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 25.345608][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 25.345610][ T12] ? __resched_curr (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:28 ./include/linux/thread_info.h:104 kernel/sched/core.c:1217) [ 25.345612][ T12] ? __trace_set_current_state (./include/linux/srcutree.h:292 (discriminator 3)) [ 25.345614][ T12] ? wakeup_preempt_fair (kernel/sched/fair.c:6515 kernel/sched/fair.c:10016) [ 25.345617][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 25.345620][ T12] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 25.345624][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 25.345629][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 25.345631][ T12] ? netdev_notice (net/core/dev.c:13194) [ 25.345635][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 25.345637][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 25.345640][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.345644][ T12] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 25.345651][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 25.345655][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 25.345657][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 25.345661][ 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 [ 25.345664][ T12] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 25.345670][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 25.345676][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 25.345679][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.345681][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.345683][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.345686][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 25.345688][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 25.345689][ T12] process_one_work (kernel/workqueue.c:3387) [ 25.345695][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 25.345698][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 25.345706][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 25.345713][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 25.345714][ T12] kthread (kernel/kthread.c:436) [ 25.345717][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 25.345720][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 25.345723][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 25.345728][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 25.345731][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 25.345734][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 25.345737][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 26.532471][ T12] softirqs last disabled at (31284): __fib6_clean_all (./include/linux/spinlock.h:353 (discriminator 32768) net/ipv6/ip6_fib.c:2323 (discriminator 32768)) | [ 26.532474][ T12] Preemption disabled at: | [ 26.532474][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 26.532488][ T12] Tainted: [W]=WARN [ 26.532489][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.532491][ T12] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 26.532495][ T12] Call Trace: [ 26.532497][ T12] [ 26.532499][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.532505][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 26.532507][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 26.532512][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 26.532515][ 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) [ 26.532520][ 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)) [ 26.532522][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.532528][ 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) [ 26.532530][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.532534][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 26.532537][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 26.532540][ T12] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 26.532544][ T12] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 26.532546][ T12] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 26.532549][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 26.532552][ T12] ? mark_usage (kernel/locking/lockdep.c:4690) [ 26.532554][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.532555][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.532559][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 26.532561][ T12] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 26.532564][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.532567][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.532570][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 26.532574][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 26.532579][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.532581][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.532585][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 26.532589][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 26.532591][ T12] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.532596][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 26.532598][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 26.532600][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.532602][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 26.532606][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 26.532607][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 26.532610][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 26.532614][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 26.532620][ T12] dev_vprintk_emit (drivers/base/core.c:5000) [ 26.532626][ T12] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 26.532635][ T12] dev_printk_emit (drivers/base/core.c:5011) [ 26.532637][ T12] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 26.532643][ T12] ? should_we_balance (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 kernel/sched/fair.c:13328) [ 26.532647][ T12] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 26.532653][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 26.532655][ T12] ? netdev_notice (net/core/dev.c:13194) [ 26.532659][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 26.532661][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 26.532664][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.532668][ T12] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 26.532675][ T12] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 26.532679][ T12] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 26.532681][ T12] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 26.532685][ 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 [ 26.532689][ T12] ? rcu_tasks_need_gpcb (kernel/rcu/tasks.h:528 (discriminator 4)) [ 26.532695][ T12] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 26.532701][ T12] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 26.532704][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.532706][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.532707][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.532710][ T12] ? process_one_work (kernel/workqueue.c:3386) [ 26.532712][ T12] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 26.532713][ T12] process_one_work (kernel/workqueue.c:3387) [ 26.532720][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 26.532722][ T12] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 26.532730][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 26.532737][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 26.532739][ T12] kthread (kernel/kthread.c:436) [ 26.532741][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.532745][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 26.532748][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 26.532752][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 26.532756][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 26.532759][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 26.532761][ T12] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 27.532430][ T165] softirqs last disabled at (1964994): 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)) | [ 27.532433][ T165] Preemption disabled at: | [ 27.532433][ T165] vprintk_emit (kernel/printk/printk.c:2471) | [ 27.532442][ T165] Tainted: [W]=WARN [ 27.532443][ T165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.532445][ T165] Call Trace: [ 27.532447][ T165] [ 27.532448][ T165] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 27.532453][ T165] ? vprintk_emit (kernel/printk/printk.c:2471) [ 27.532455][ T165] __might_resched.cold (kernel/sched/core.c:9234) [ 27.532460][ T165] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 27.532464][ 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) [ 27.532468][ 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)) [ 27.532470][ T165] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.532476][ 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) [ 27.532478][ T165] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.532481][ T165] put_chars (drivers/char/virtio_console.c:1176) [ 27.532484][ T165] ? __send_to_port (drivers/char/virtio_console.c:654) [ 27.532494][ T165] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 27.532499][ T165] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 27.532502][ T165] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.532507][ T165] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 27.532510][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.532517][ T165] console_emit_next_record (kernel/printk/printk.c:3183) [ 27.532520][ T165] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 27.532525][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.532527][ T165] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.532531][ T165] console_flush_one_record (kernel/printk/printk.c:3268) [ 27.532535][ T165] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 27.532537][ T165] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.532542][ T165] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 27.532545][ T165] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 27.532546][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.532549][ T165] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 27.532552][ T165] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 27.532554][ T165] ? vprintk_emit (kernel/printk/printk.c:2478) [ 27.532557][ T165] vprintk_emit (kernel/printk/printk.c:2479) [ 27.532561][ T165] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 27.532564][ T165] ? mark_usage (kernel/locking/lockdep.c:4690) [ 27.532566][ T165] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.532569][ T165] dev_vprintk_emit (drivers/base/core.c:5000) [ 27.532574][ T165] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 27.532576][ T165] ? 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) [ 27.532582][ T165] ? __bfs (kernel/locking/lockdep.c:1831 (discriminator 2)) [ 27.532584][ T165] ? mark_usage (kernel/locking/lockdep.c:4690) [ 27.532589][ T165] dev_printk_emit (drivers/base/core.c:5011) [ 27.532591][ T165] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 27.532593][ T165] ? __bfs (kernel/locking/lockdep.c:1831 (discriminator 2)) [ 27.532596][ T165] ? 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) [ 27.532603][ T165] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 27.532608][ T165] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 27.532610][ T165] ? netdev_notice (net/core/dev.c:13194) [ 27.532616][ T165] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.532620][ T165] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 27.532627][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.532629][ T165] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 27.532633][ 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 [ 27.532637][ T165] ? __mutex_lock (kernel/locking/mutex.c:649 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 27.532644][ T165] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 27.532647][ T165] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 27.532649][ T165] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 27.532653][ T165] udp_tunnel_nic_flush (net/ipv4/udp_tunnel_nic.c:691) udp_tunnel [ 27.532656][ T165] ? packet_notifier (net/packet/af_packet.c:4222 (discriminator 26)) [ 27.532665][ T165] udp_tunnel_nic_netdevice_event (net/ipv4/udp_tunnel_nic.c:961) udp_tunnel [ 27.532671][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.532673][ T165] notifier_call_chain (kernel/notifier.c:85) [ 27.532680][ T165] __dev_close_many (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:1769) [ 27.532683][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.532685][ T165] ? netif_open (net/core/dev.c:1755) [ 27.532689][ T165] ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2861 net/core/dev.c:12477) [ 27.532693][ T165] netif_close_many (net/core/dev.c:1824) [ 27.532697][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.532699][ T165] ? __dev_close_many (net/core/dev.c:1804) [ 27.532706][ T165] netif_close_many_and_unlock (net/core/dev.c:12411) [ 27.532710][ T165] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 27.532712][ T165] unregister_netdevice_many_notify (net/core/dev.c:12481) [ 27.532714][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.532718][ 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) [ 27.532719][ T165] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 27.532721][ T165] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 27.532723][ T165] ? nsim_destroy (drivers/net/netdevsim/netdev.c:1193) netdevsim [ 27.532727][ T165] ? netdev_run_todo (net/core/dev.c:11776) [ 27.532730][ T165] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 27.532731][ 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) [ 27.532733][ T165] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 27.532737][ T165] ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1)) [ 27.532739][ T165] unregister_netdevice_queue (net/core/dev.c:12589 net/core/dev.c:12390 net/core/dev.c:12376) [ 27.532742][ T165] ? rtnl_net_dev_lock (./include/linux/rtnetlink.h:134 net/core/dev.c:2188) [ 27.532744][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.532746][ T165] ? unregister_netdevice_many (net/core/dev.c:12589) [ 27.532752][ T165] nsim_destroy (./include/linux/netdevice.h:3487 drivers/net/netdevsim/netdev.c:1198) netdevsim [ 27.532756][ T165] ? kstrtouint (lib/kstrtox.c:236) [ 27.532761][ T165] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1472) netdevsim [ 27.532766][ T165] ? nsim_drv_port_del (drivers/net/netdevsim/dev.c:1776 (discriminator 1)) netdevsim [ 27.532769][ T165] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1781) netdevsim [ 27.532774][ T165] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim [ 27.532778][ 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)) [ 27.532781][ T165] ? del_device_store (./include/linux/list.h:135 (discriminator 2)) netdevsim [ 27.532785][ T165] ? sysfs_file_kobj (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 fs/sysfs/file.c:24) [ 27.532787][ T165] ? sysfs_kf_write (fs/sysfs/file.c:140) [ 27.532790][ T165] kernfs_fop_write_iter (fs/kernfs/file.c:345) [ 27.532793][ T165] ? kernfs_ops (fs/kernfs/file.c:121) [ 27.532795][ T165] new_sync_write (fs/read_write.c:595) [ 27.532798][ T165] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.532800][ T165] ? new_sync_read (./include/linux/ioprio.h:41) [ 27.532804][ T165] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 27.532805][ T165] ? ksys_write (fs/read_write.c:739) [ 27.532812][ T165] vfs_write (fs/read_write.c:687) [ 27.532817][ T165] ksys_write (fs/read_write.c:739) [ 27.532820][ T165] ? __ia32_sys_read (fs/read_write.c:723) [ 27.532821][ 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) [ 27.532824][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.532828][ T165] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 27.532830][ T165] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 27.532834][ T165] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.532836][ T165] RIP: 0033:0x7f68cd5ea54e [ 27.532840][ 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 [ 27.532841][ T165] RSP: 002b:00007ffe2e582380 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 27.532844][ T165] RAX: ffffffffffffffda RBX: 00007f68cd76b580 RCX: 00007f68cd5ea54e [ 27.532845][ T165] RDX: 0000000000000002 RSI: 000055c27fd72270 RDI: 0000000000000001 [ 27.532846][ T165] RBP: 00007ffe2e582390 R08: 0000000000000000 R09: 0000000000000000 [ 27.532847][ T165] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 27.532848][ T165] R13: 0000000000000002 R14: 000055c27fd72270 R15: 0000000000000000 | [ 27.914983][ C0] | [ 27.914983][ C0] | [ 27.914983][ C0] stack backtrace: | [ 27.914990][ C0] Tainted: [W]=WARN [ 27.914991][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.914993][ C0] Call Trace: [ 27.914994][ C0] [ 27.914995][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 27.914999][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 27.915001][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 27.915002][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 27.915006][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 27.915008][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 27.915009][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 27.915012][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 27.915013][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 27.915015][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.915018][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.915020][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 27.915021][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 27.915023][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 27.915025][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 27.915027][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.915029][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.915030][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 27.915033][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 27.915034][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.915036][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 27.915038][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 27.915040][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.915041][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 27.915043][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 27.915044][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 27.915046][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 27.915048][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 27.915050][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 27.915052][ C0] _printk (kernel/printk/printk.c:2504) [ 27.915054][ C0] ? snapshot_read.cold (user.c:?) [ 27.915056][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664) [ 27.915057][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.915059][ 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)) [ 27.915061][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 27.915062][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 27.915064][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 27.915066][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 27.915067][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 27.915071][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 27.915073][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.915074][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.915077][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 27.915078][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 27.915080][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 27.915082][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.915084][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.915087][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 27.915088][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 27.915090][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 27.915093][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.915095][ C0] handle_softirqs (kernel/softirq.c:645) [ 27.915097][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 27.915099][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 27.915101][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 27.915104][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 27.915105][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 27.915107][ C0] [ 27.915108][ C0] [ 27.915108][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 27.915110][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 27.915112][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 27.915115][ C0] Code: 48 8b 3d 94 f2 f7 01 e8 1f 00 00 00 48 2b 05 58 b3 98 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 16 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 f2 f7 01 mov 0x1f7f294(%rip),%rdi # 0x1f7f29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 b3 98 00 sub 0x98b358(%rip),%rax # 0x98b36b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 16 11 00 verw 0x111613(%rip) # 0x11163b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 27.915117][ C0] RSP: 0018:ffffffff98007cf8 EFLAGS: 00000296 [ 27.915119][ C0] RAX: 000000000017278f RBX: ffffffff9801c600 RCX: ffffffff950ed307 [ 27.915120][ C0] RDX: ffffffff9801c600 RSI: ffffffff97e7097f RDI: ffffffff9788f560 [ 27.915121][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.915122][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3000fa2 [ 27.915123][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 27.915124][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 27.915127][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 27.915129][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 27.915131][ C0] default_idle_call (kernel/sched/idle.c:122) [ 27.915133][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 27.915135][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 27.915137][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 27.915140][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.915142][ C0] do_idle (kernel/sched/idle.c:355) [ 27.915144][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 27.915146][ C0] rest_init (init/main.c:727) [ 27.915148][ C0] ? __cpuidle_text_end (??:?) [ 27.915151][ C0] ? rest_init (init/main.c:727) [ 27.915153][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 27.915157][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 27.915159][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 27.915161][ C0] start_kernel (init/main.c:1185) [ 27.915163][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 27.915165][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 27.915167][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 31.258211][ T82] softirqs last disabled at (2276040): fpu_clone (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:710 (discriminator 2)) | [ 31.258213][ T82] Preemption disabled at: | [ 31.258214][ T82] vprintk_emit (kernel/printk/printk.c:2471) | [ 31.258225][ T82] Tainted: [W]=WARN [ 31.258226][ T82] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.258227][ T82] Call Trace: [ 31.258228][ T82] [ 31.258230][ T82] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.258234][ T82] ? vprintk_emit (kernel/printk/printk.c:2471) [ 31.258236][ T82] __might_resched.cold (kernel/sched/core.c:9234) [ 31.258240][ T82] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.258243][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258246][ T82] __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)) [ 31.258249][ T82] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.258251][ T82] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.258254][ T82] ? 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) [ 31.258256][ T82] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.258258][ T82] put_chars (drivers/char/virtio_console.c:1176) [ 31.258260][ T82] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.258261][ T82] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 31.258263][ T82] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 31.258266][ T82] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.258269][ T82] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.258270][ T82] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.258272][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258273][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258275][ T82] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.258277][ T82] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.258279][ T82] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 31.258281][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258282][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258284][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258285][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.258287][ T82] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 31.258288][ T82] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.258290][ T82] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.258292][ T82] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.258294][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.258295][ T82] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.258296][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258298][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.258299][ T82] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.258300][ T82] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 31.258302][ T82] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.258303][ T82] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.258305][ T82] vprintk_emit (kernel/printk/printk.c:2479) [ 31.258307][ T82] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.258309][ T82] ? kasan_save_stack (mm/kasan/common.c:58) [ 31.258312][ T82] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 31.258315][ T82] dev_vprintk_emit (drivers/base/core.c:5000) [ 31.258319][ T82] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 31.258322][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.258323][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258324][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.258326][ T82] dev_printk_emit (drivers/base/core.c:5011) [ 31.258328][ T82] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 31.258330][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.258331][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258338][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.258339][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258341][ T82] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 31.258344][ T82] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 31.258346][ T82] ? netdev_notice (net/core/dev.c:13194) [ 31.258347][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258348][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.258349][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258351][ T82] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 31.258352][ T82] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.258353][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258355][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258356][ T82] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.258359][ T82] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 31.258361][ T82] ? 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) [ 31.258363][ T82] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 31.258366][ T82] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 31.258369][ T82] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 31.258372][ T82] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 31.258374][ T82] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 31.258377][ T82] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 31.258378][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.258379][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258381][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.258382][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 31.258385][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 31.258386][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258388][ T82] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 31.258391][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.258392][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258393][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.258395][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258396][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.258397][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258399][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.258400][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258402][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.258403][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258404][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258406][ T82] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 31.258408][ T82] ? __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) [ 31.258410][ T82] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 31.258411][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.258412][ T82] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 31.258414][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 31.258415][ T82] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 31.258417][ T82] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 31.258418][ T82] ? nla_get_range_signed (lib/nlattr.c:270) [ 31.258422][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258424][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.258425][ T82] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 31.258430][ T82] rtnl_setlink (net/core/rtnetlink.c:3596) [ 31.258432][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258433][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 31.258435][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.258441][ T82] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 31.258444][ T82] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.258446][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258447][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258449][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.258450][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258451][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.258452][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 31.258454][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 31.258455][ T82] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 31.258457][ T82] ? __kernel_text_address (kernel/extable.c:79) [ 31.258459][ T82] ? write_profile (profile.c:?) [ 31.258461][ T82] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 31.258463][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258465][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258466][ T82] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 31.258468][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.258469][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258470][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 31.258472][ T82] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 31.258474][ T82] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 31.258475][ T82] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 31.258477][ T82] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 31.258480][ T82] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 31.258483][ T82] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 31.258485][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.258486][ T82] ? netlink_ack (./include/linux/skbuff.h:2718) [ 31.258487][ T82] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 31.258490][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258492][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.258493][ T82] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 31.258495][ T82] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 31.258497][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258505][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.258506][ T82] ? 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) [ 31.258508][ T82] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 31.258510][ T82] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 31.258512][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.258513][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258515][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.258516][ T82] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 31.258519][ T82] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 31.258521][ T82] ? __ia32_sys_getpeername (net/socket.c:2235) [ 31.258525][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.258526][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.258528][ T82] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 31.258529][ T82] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.258531][ T82] ? 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)) [ 31.258532][ T82] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 31.258534][ T82] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.258536][ T82] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 31.258538][ T82] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.258540][ T82] RIP: 0033:0x7f7c6fbc154e [ 31.258543][ T82] 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 [ 31.258545][ T82] RSP: 002b:00007ffea05b1df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 31.258548][ T82] RAX: ffffffffffffffda RBX: 000056272f5a2f80 RCX: 00007f7c6fbc154e [ 31.258550][ T82] RDX: 0000000000000030 RSI: 000056272f593b90 RDI: 0000000000000011 [ 31.258550][ T82] RBP: 00007ffea05b1e00 R08: 00007ffea05b1e50 R09: 0000000000000080 [ 31.258551][ T82] R10: 0000000000000000 R11: 0000000000000202 R12: 000056272f7289b0 [ 31.258552][ T82] R13: 00007ffea05b1f34 R14: 0000000000000000 R15: 0000000000000000 | [ 35.230511][ T82] softirqs last disabled at (2276040): fpu_clone (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:710 (discriminator 2)) | [ 35.230517][ T82] Preemption disabled at: | [ 35.230518][ T82] vprintk_emit (kernel/printk/printk.c:2471) | [ 35.230530][ T82] Tainted: [W]=WARN [ 35.230530][ T82] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.230533][ T82] Call Trace: [ 35.230535][ T82] [ 35.230536][ T82] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 35.230540][ T82] ? vprintk_emit (kernel/printk/printk.c:2471) [ 35.230542][ T82] __might_resched.cold (kernel/sched/core.c:9234) [ 35.230546][ T82] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 35.230549][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230552][ T82] __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)) [ 35.230556][ T82] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.230558][ T82] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.230562][ T82] ? 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) [ 35.230563][ T82] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.230565][ T82] put_chars (drivers/char/virtio_console.c:1176) [ 35.230567][ T82] ? __send_to_port (drivers/char/virtio_console.c:654) [ 35.230569][ T82] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 35.230571][ T82] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 35.230573][ T82] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 35.230577][ T82] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 35.230578][ T82] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.230579][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230580][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230583][ T82] console_emit_next_record (kernel/printk/printk.c:3183) [ 35.230585][ T82] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 35.230586][ T82] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 35.230589][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230590][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230591][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230593][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.230594][ T82] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 35.230596][ T82] console_flush_one_record (kernel/printk/printk.c:3268) [ 35.230598][ T82] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 35.230600][ T82] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 35.230602][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.230603][ T82] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 35.230605][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230606][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.230607][ T82] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 35.230608][ T82] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 35.230610][ T82] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 35.230612][ T82] ? vprintk_emit (kernel/printk/printk.c:2478) [ 35.230613][ T82] vprintk_emit (kernel/printk/printk.c:2479) [ 35.230616][ T82] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 35.230617][ T82] ? __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)) [ 35.230620][ T82] ? __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)) [ 35.230624][ T82] dev_vprintk_emit (drivers/base/core.c:5000) [ 35.230629][ T82] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 35.230631][ T82] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 35.230633][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.230634][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230636][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.230638][ T82] dev_printk_emit (drivers/base/core.c:5011) [ 35.230640][ T82] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 35.230642][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.230643][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230645][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.230646][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230648][ T82] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 35.230651][ T82] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 35.230653][ T82] ? netdev_notice (net/core/dev.c:13194) [ 35.230654][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230656][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.230657][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230658][ T82] ? 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) [ 35.230660][ T82] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.230661][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230662][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230664][ T82] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.230667][ T82] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 35.230669][ T82] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 35.230670][ T82] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 35.230674][ T82] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 35.230677][ T82] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 35.230680][ T82] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 35.230684][ T82] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 35.230686][ T82] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 35.230688][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.230689][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230690][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.230692][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 35.230695][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 35.230696][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230698][ T82] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 35.230701][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.230702][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230703][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.230705][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230706][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.230707][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230709][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.230710][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230712][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.230713][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230714][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230716][ T82] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 35.230719][ T82] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 35.230720][ T82] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 35.230722][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.230723][ T82] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 35.230724][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 35.230726][ T82] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 35.230728][ T82] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 35.230729][ T82] ? nla_get_range_signed (lib/nlattr.c:270) [ 35.230733][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230735][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.230736][ T82] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 35.230741][ T82] rtnl_setlink (net/core/rtnetlink.c:3596) [ 35.230743][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230744][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 35.230746][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.230752][ T82] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 35.230755][ T82] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.230757][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230759][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230760][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.230761][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230763][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.230764][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 35.230765][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 35.230767][ T82] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 35.230769][ T82] ? __kernel_text_address (kernel/extable.c:79) [ 35.230771][ T82] ? write_profile (profile.c:?) [ 35.230773][ T82] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.230775][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230777][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230778][ T82] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 35.230780][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.230781][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230783][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 35.230784][ T82] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 35.230787][ T82] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.230788][ T82] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 35.230790][ T82] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 35.230793][ T82] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 35.230796][ T82] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 35.230798][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.230799][ T82] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.230801][ T82] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 35.230804][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230805][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.230807][ T82] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.230809][ T82] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.230812][ T82] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 35.230814][ T82] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 35.230816][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.230817][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.230819][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.230820][ T82] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 35.230823][ T82] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 35.230825][ T82] ? __ia32_sys_getpeername (net/socket.c:2235) [ 35.230830][ T82] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 35.230831][ T82] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.230833][ T82] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 35.230834][ T82] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 35.230836][ T82] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 35.230838][ T82] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 35.230840][ T82] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.230842][ T82] RIP: 0033:0x7f7c6fbc154e [ 35.230845][ T82] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 35.230847][ T82] RSP: 002b:00007ffea05b1df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 35.230851][ T82] RAX: ffffffffffffffda RBX: 000056272f5a2f80 RCX: 00007f7c6fbc154e [ 35.230852][ T82] RDX: 0000000000000030 RSI: 000056272f72c1d0 RDI: 0000000000000011 [ 35.230853][ T82] RBP: 00007ffea05b1e00 R08: 00007ffea05b1e50 R09: 0000000000000080 [ 35.230854][ T82] R10: 0000000000000000 R11: 0000000000000202 R12: 000056272f72f280 [ 35.230855][ T82] R13: 00007ffea05b1f34 R14: 0000000000000000 R15: 0000000000000000 | [ 36.359479][ T214] softirqs last disabled at (8670): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 36.359481][ T214] Preemption disabled at: | [ 36.359482][ T214] vprintk_emit (kernel/printk/printk.c:2471) | [ 36.359493][ T214] Tainted: [W]=WARN [ 36.359494][ T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.359496][ T214] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 36.359503][ T214] Call Trace: [ 36.359505][ T214] [ 36.359507][ T214] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 36.359512][ T214] ? vprintk_emit (kernel/printk/printk.c:2471) [ 36.359514][ T214] __might_resched.cold (kernel/sched/core.c:9234) [ 36.359524][ T214] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 36.359527][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.359530][ T214] __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)) [ 36.359533][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 36.359535][ T214] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 36.359539][ T214] ? 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) [ 36.359540][ T214] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 36.359542][ T214] put_chars (drivers/char/virtio_console.c:1176) [ 36.359544][ T214] ? __send_to_port (drivers/char/virtio_console.c:654) [ 36.359546][ T214] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 36.359548][ T214] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 36.359549][ T214] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 36.359551][ T214] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 36.359554][ T214] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 36.359556][ T214] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 36.359557][ T214] ? 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) [ 36.359559][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 36.359560][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.359561][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.359563][ T214] console_emit_next_record (kernel/printk/printk.c:3183) [ 36.359566][ T214] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 36.359567][ T214] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 36.359569][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.359570][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.359572][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.359573][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.359575][ T214] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 36.359576][ T214] console_flush_one_record (kernel/printk/printk.c:3268) [ 36.359578][ T214] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 36.359581][ T214] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 36.359582][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.359583][ T214] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 36.359584][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.359586][ T214] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 36.359587][ T214] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 36.359588][ T214] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 36.359590][ T214] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 36.359591][ T214] ? vprintk_emit (kernel/printk/printk.c:2478) [ 36.359593][ T214] vprintk_emit (kernel/printk/printk.c:2479) [ 36.359595][ T214] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 36.359597][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 36.359599][ T214] dev_vprintk_emit (drivers/base/core.c:5000) [ 36.359604][ T214] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 36.359605][ T214] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 36.359611][ T214] dev_printk_emit (drivers/base/core.c:5011) [ 36.359613][ T214] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 36.359614][ T214] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 36.359617][ T214] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 36.359620][ T214] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 36.359622][ T214] ? netdev_notice (net/core/dev.c:13194) [ 36.359624][ T214] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 36.359625][ T214] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 36.359626][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.359628][ T214] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 36.359634][ T214] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 36.359636][ T214] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 36.359637][ T214] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 36.359640][ T214] __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 [ 36.359644][ T214] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 36.359645][ T214] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 36.359648][ T214] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 36.359650][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.359651][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 36.359652][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 36.359654][ T214] ? process_one_work (kernel/workqueue.c:3386) [ 36.359657][ T214] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 36.359658][ T214] process_one_work (kernel/workqueue.c:3387) [ 36.359660][ T214] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 36.359662][ T214] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 36.359666][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 36.359668][ T214] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 36.359670][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 36.359671][ T214] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 36.359673][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 36.359675][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 36.359676][ T214] kthread (kernel/kthread.c:436) [ 36.359677][ T214] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 36.359681][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 36.359682][ T214] ret_from_fork (arch/x86/kernel/process.c:158) [ 36.359686][ T214] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 36.359688][ T214] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 36.359690][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 36.359692][ T214] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 37.383387][ T214] softirqs last disabled at (8670): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 37.383389][ T214] Preemption disabled at: | [ 37.383390][ T214] vprintk_emit (kernel/printk/printk.c:2471) | [ 37.383401][ T214] Tainted: [W]=WARN [ 37.383402][ T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.383404][ T214] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 37.383410][ T214] Call Trace: [ 37.383412][ T214] [ 37.383413][ T214] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 37.383418][ T214] ? vprintk_emit (kernel/printk/printk.c:2471) [ 37.383420][ T214] __might_resched.cold (kernel/sched/core.c:9234) [ 37.383424][ T214] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 37.383427][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.383430][ T214] __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)) [ 37.383433][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 37.383435][ T214] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.383439][ T214] ? 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) [ 37.383440][ T214] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.383442][ T214] put_chars (drivers/char/virtio_console.c:1176) [ 37.383444][ T214] ? __send_to_port (drivers/char/virtio_console.c:654) [ 37.383446][ T214] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 37.383448][ T214] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 37.383449][ T214] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 37.383451][ T214] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 37.383454][ T214] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 37.383456][ T214] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 37.383457][ T214] ? 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) [ 37.383459][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 37.383460][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.383462][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.383464][ T214] console_emit_next_record (kernel/printk/printk.c:3183) [ 37.383466][ T214] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 37.383467][ T214] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 37.383469][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.383470][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.383472][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.383473][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.383475][ T214] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 37.383476][ T214] console_flush_one_record (kernel/printk/printk.c:3268) [ 37.383478][ T214] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 37.383481][ T214] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 37.383482][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.383483][ T214] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 37.383485][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.383486][ T214] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 37.383487][ T214] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 37.383488][ T214] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 37.383490][ T214] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 37.383491][ T214] ? vprintk_emit (kernel/printk/printk.c:2478) [ 37.383493][ T214] vprintk_emit (kernel/printk/printk.c:2479) [ 37.383495][ T214] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 37.383499][ T214] dev_vprintk_emit (drivers/base/core.c:5000) [ 37.383503][ T214] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 37.383505][ T214] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 37.383510][ T214] dev_printk_emit (drivers/base/core.c:5011) [ 37.383512][ T214] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 37.383514][ T214] ? asym_cpu_capacity_scan (./include/linux/rculist.h:103) [ 37.383517][ T214] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 37.383523][ T214] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 37.383525][ T214] ? netdev_notice (net/core/dev.c:13194) [ 37.383527][ T214] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 37.383528][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.383530][ T214] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 37.383536][ T214] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 37.383538][ T214] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 37.383539][ T214] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 37.383542][ T214] __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 [ 37.383546][ T214] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 37.383548][ T214] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 37.383550][ T214] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 37.383552][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.383554][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.383555][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.383557][ T214] ? process_one_work (kernel/workqueue.c:3386) [ 37.383559][ T214] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 37.383561][ T214] process_one_work (kernel/workqueue.c:3387) [ 37.383563][ T214] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 37.383565][ T214] ? worker_thread (kernel/workqueue.c:3564 (discriminator 7)) [ 37.383567][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 37.383569][ T214] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 37.383571][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 37.383572][ T214] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 37.383574][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 37.383575][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 37.383577][ T214] kthread (kernel/kthread.c:436) [ 37.383578][ T214] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 37.383581][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 37.383583][ T214] ret_from_fork (arch/x86/kernel/process.c:158) [ 37.383587][ T214] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 37.383589][ T214] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 37.383591][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 37.383592][ T214] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.457519][ T214] softirqs last disabled at (8670): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 38.457521][ T214] Preemption disabled at: | [ 38.457521][ T214] vprintk_emit (kernel/printk/printk.c:2471) | [ 38.457536][ T214] Tainted: [W]=WARN [ 38.457537][ T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.457539][ T214] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 38.457545][ T214] Call Trace: [ 38.457547][ T214] [ 38.457548][ T214] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 38.457553][ T214] ? vprintk_emit (kernel/printk/printk.c:2471) [ 38.457555][ T214] __might_resched.cold (kernel/sched/core.c:9234) [ 38.457558][ T214] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 38.457561][ T214] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 38.457564][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.457567][ T214] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 38.457570][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.457572][ T214] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.457576][ T214] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 38.457577][ T214] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.457579][ T214] put_chars (drivers/char/virtio_console.c:1176) [ 38.457581][ T214] ? __send_to_port (drivers/char/virtio_console.c:654) [ 38.457582][ T214] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 38.457584][ T214] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 38.457586][ T214] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 38.457588][ T214] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 38.457590][ T214] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 38.457592][ T214] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 38.457594][ T214] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 38.457595][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.457597][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.457598][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.457600][ T214] console_emit_next_record (kernel/printk/printk.c:3183) [ 38.457602][ T214] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 38.457603][ T214] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 38.457606][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.457607][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.457608][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.457610][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.457611][ T214] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 38.457613][ T214] console_flush_one_record (kernel/printk/printk.c:3268) [ 38.457615][ T214] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 38.457617][ T214] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 38.457618][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.457620][ T214] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 38.457621][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.457622][ T214] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.457624][ T214] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 38.457625][ T214] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 38.457627][ T214] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 38.457628][ T214] ? vprintk_emit (kernel/printk/printk.c:2478) [ 38.457630][ T214] vprintk_emit (kernel/printk/printk.c:2479) [ 38.457632][ T214] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 38.457634][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.457636][ T214] dev_vprintk_emit (drivers/base/core.c:5000) [ 38.457640][ T214] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 38.457642][ T214] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 38.457647][ T214] dev_printk_emit (drivers/base/core.c:5011) [ 38.457648][ T214] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 38.457650][ T214] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 38.457653][ T214] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 38.457656][ T214] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 38.457658][ T214] ? netdev_notice (net/core/dev.c:13194) [ 38.457660][ T214] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 38.457661][ T214] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 38.457663][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.457664][ T214] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 38.457670][ T214] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 38.457671][ T214] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 38.457673][ T214] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 38.457676][ T214] __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 [ 38.457679][ T214] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 38.457681][ T214] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 38.457683][ T214] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 38.457685][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.457687][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.457688][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.457690][ T214] ? process_one_work (kernel/workqueue.c:3386) [ 38.457692][ T214] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 38.457694][ T214] process_one_work (kernel/workqueue.c:3387) [ 38.457696][ T214] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 38.457698][ T214] ? worker_thread (kernel/workqueue.c:3564 (discriminator 7)) [ 38.457700][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.457702][ T214] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 38.457703][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.457705][ T214] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 38.457707][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.457708][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.457710][ T214] kthread (kernel/kthread.c:436) [ 38.457711][ T214] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.457714][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.457716][ T214] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.457719][ T214] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 38.457722][ T214] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.457723][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.457725][ T214] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.481416][ T214] softirqs last disabled at (8670): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 39.481419][ T214] Preemption disabled at: | [ 39.481420][ T214] vprintk_emit (kernel/printk/printk.c:2471) | [ 39.481435][ T214] Tainted: [W]=WARN [ 39.481436][ T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.481438][ T214] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 39.481447][ T214] Call Trace: [ 39.481449][ T214] [ 39.481451][ T214] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 39.481457][ T214] ? vprintk_emit (kernel/printk/printk.c:2471) [ 39.481459][ T214] __might_resched.cold (kernel/sched/core.c:9234) [ 39.481464][ T214] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 39.481468][ T214] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 39.481471][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.481476][ T214] __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)) [ 39.481480][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.481483][ T214] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.481487][ T214] ? 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) [ 39.481490][ T214] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.481493][ T214] put_chars (drivers/char/virtio_console.c:1176) [ 39.481496][ T214] ? __send_to_port (drivers/char/virtio_console.c:654) [ 39.481498][ T214] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 39.481501][ T214] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 39.481503][ T214] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 39.481506][ T214] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 39.481509][ T214] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 39.481513][ T214] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 39.481515][ T214] ? 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) [ 39.481518][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.481520][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.481522][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.481525][ T214] console_emit_next_record (kernel/printk/printk.c:3183) [ 39.481534][ T214] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 39.481536][ T214] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 39.481539][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.481541][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.481543][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.481546][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.481548][ T214] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 39.481551][ T214] console_flush_one_record (kernel/printk/printk.c:3268) [ 39.481554][ T214] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 39.481558][ T214] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 39.481560][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.481562][ T214] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 39.481564][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.481567][ T214] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.481569][ T214] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 39.481570][ T214] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 39.481573][ T214] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 39.481576][ T214] ? vprintk_emit (kernel/printk/printk.c:2478) [ 39.481578][ T214] vprintk_emit (kernel/printk/printk.c:2479) [ 39.481582][ T214] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 39.481586][ T214] dev_vprintk_emit (drivers/base/core.c:5000) [ 39.481592][ T214] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 39.481594][ T214] ? sched_clock_cpu (kernel/sched/clock.c:400) [ 39.481600][ T214] dev_printk_emit (drivers/base/core.c:5011) [ 39.481602][ T214] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 39.481605][ T214] ? asym_cpu_capacity_scan (./include/linux/rculist.h:103) [ 39.481609][ T214] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 39.481613][ T214] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 39.481616][ T214] ? netdev_notice (net/core/dev.c:13194) [ 39.481619][ T214] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 39.481622][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.481625][ T214] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 39.481634][ T214] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 39.481636][ T214] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 39.481639][ T214] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 39.481643][ T214] __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 [ 39.481649][ T214] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 39.481652][ T214] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 39.481657][ T214] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 39.481660][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.481663][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.481665][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.481668][ T214] ? process_one_work (kernel/workqueue.c:3386) [ 39.481671][ T214] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 39.481673][ T214] process_one_work (kernel/workqueue.c:3387) [ 39.481678][ T214] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 39.481680][ T214] ? worker_thread (kernel/workqueue.c:3564 (discriminator 7)) [ 39.481683][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.481687][ T214] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 39.481690][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.481692][ T214] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 39.481695][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.481698][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.481700][ T214] kthread (kernel/kthread.c:436) [ 39.481702][ T214] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.481707][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.481709][ T214] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.481714][ T214] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 39.481717][ T214] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.481721][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.481723][ T214] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 40.571658][ T82] softirqs last disabled at (2276040): fpu_clone (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:710 (discriminator 2)) | [ 40.571660][ T82] Preemption disabled at: | [ 40.571661][ T82] vprintk_emit (kernel/printk/printk.c:2471) | [ 40.571673][ T82] Tainted: [W]=WARN [ 40.571674][ T82] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.571676][ T82] Call Trace: [ 40.571678][ T82] [ 40.571679][ T82] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 40.571684][ T82] ? vprintk_emit (kernel/printk/printk.c:2471) [ 40.571685][ T82] __might_resched.cold (kernel/sched/core.c:9234) [ 40.571689][ T82] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.571692][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571696][ T82] __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)) [ 40.571699][ T82] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.571701][ T82] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.571704][ T82] ? 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) [ 40.571706][ T82] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.571708][ T82] put_chars (drivers/char/virtio_console.c:1176) [ 40.571710][ T82] ? __send_to_port (drivers/char/virtio_console.c:654) [ 40.571711][ T82] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 40.571713][ T82] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 40.571715][ T82] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 40.571719][ T82] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 40.571720][ T82] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.571721][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571723][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571725][ T82] console_emit_next_record (kernel/printk/printk.c:3183) [ 40.571727][ T82] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 40.571728][ T82] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 40.571730][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571732][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571733][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571734][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.571736][ T82] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 40.571737][ T82] console_flush_one_record (kernel/printk/printk.c:3268) [ 40.571739][ T82] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 40.571742][ T82] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 40.571743][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.571744][ T82] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 40.571746][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571747][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.571748][ T82] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 40.571749][ T82] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 40.571751][ T82] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 40.571752][ T82] ? vprintk_emit (kernel/printk/printk.c:2478) [ 40.571754][ T82] vprintk_emit (kernel/printk/printk.c:2479) [ 40.571756][ T82] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 40.571758][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571760][ T82] ? trace_pelt_se_tp (./include/trace/events/sched.h:853 (discriminator 22)) [ 40.571764][ T82] dev_vprintk_emit (drivers/base/core.c:5000) [ 40.571768][ T82] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 40.571771][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.571772][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571773][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.571775][ T82] dev_printk_emit (drivers/base/core.c:5011) [ 40.571777][ T82] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 40.571779][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.571780][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571782][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.571783][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571785][ T82] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 40.571788][ T82] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 40.571790][ T82] ? netdev_notice (net/core/dev.c:13194) [ 40.571791][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571792][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.571793][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571795][ T82] ? 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) [ 40.571796][ T82] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.571797][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571799][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571800][ T82] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.571803][ T82] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 40.571805][ T82] ? 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) [ 40.571807][ T82] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 40.571810][ T82] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 40.571813][ T82] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 40.571816][ T82] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 40.571820][ T82] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 40.571822][ T82] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 40.571824][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.571825][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571826][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.571828][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 40.571831][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 40.571832][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571833][ T82] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 40.571836][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.571837][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571839][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.571840][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571842][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.571843][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571844][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.571845][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571847][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.571848][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571849][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571851][ T82] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 40.571854][ T82] ? __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) [ 40.571855][ T82] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 40.571856][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.571857][ T82] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 40.571859][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 40.571860][ T82] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 40.571862][ T82] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 40.571863][ T82] ? nla_get_range_signed (lib/nlattr.c:270) [ 40.571867][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571869][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.571870][ T82] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 40.571875][ T82] rtnl_setlink (net/core/rtnetlink.c:3596) [ 40.571876][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571878][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 40.571880][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.571885][ T82] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 40.571888][ T82] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.571890][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571892][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571893][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.571894][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571896][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.571897][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 40.571898][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 40.571900][ T82] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 40.571902][ T82] ? __kernel_text_address (kernel/extable.c:79) [ 40.571903][ T82] ? write_profile (profile.c:?) [ 40.571906][ T82] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 40.571908][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571909][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571911][ T82] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 40.571913][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.571914][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571915][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 40.571917][ T82] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 40.571919][ T82] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.571921][ T82] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 40.571923][ T82] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 40.571925][ T82] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 40.571928][ T82] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.571930][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.571931][ T82] ? netlink_ack (./include/linux/skbuff.h:2718) [ 40.571933][ T82] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 40.571936][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571937][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.571939][ T82] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 40.571941][ T82] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 40.571944][ T82] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 40.571946][ T82] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 40.571947][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.571949][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.571950][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.571951][ T82] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 40.571954][ T82] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 40.571957][ T82] ? __ia32_sys_getpeername (net/socket.c:2235) [ 40.571961][ T82] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 40.571963][ T82] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.571964][ T82] ? 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)) [ 40.571966][ T82] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 40.571967][ T82] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 40.571970][ T82] ? irq_exit_rcu (kernel/softirq.c:786) [ 40.571973][ T82] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.571975][ T82] RIP: 0033:0x7f7c6fbc154e [ 40.571978][ T82] 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 [ 40.571980][ T82] RSP: 002b:00007ffea05b1df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 40.571984][ T82] RAX: ffffffffffffffda RBX: 000056272f5a2f80 RCX: 00007f7c6fbc154e [ 40.571985][ T82] RDX: 0000000000000030 RSI: 000056272f73ec20 RDI: 0000000000000011 [ 40.571986][ T82] RBP: 00007ffea05b1e00 R08: 00007ffea05b1e50 R09: 0000000000000080 [ 40.571987][ T82] R10: 0000000000000000 R11: 0000000000000202 R12: 000056272f73f210 [ 40.571988][ T82] R13: 00007ffea05b1f34 R14: 0000000000000000 R15: 0000000000000000 | [ 41.571980][ T214] softirqs last disabled at (8670): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 41.571983][ T214] Preemption disabled at: | [ 41.571984][ T214] vprintk_emit (kernel/printk/printk.c:2471) | [ 41.571998][ T214] Tainted: [W]=WARN [ 41.572000][ T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.572003][ T214] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 41.572011][ T214] Call Trace: [ 41.572013][ T214] [ 41.572015][ T214] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 41.572021][ T214] ? vprintk_emit (kernel/printk/printk.c:2471) [ 41.572023][ T214] __might_resched.cold (kernel/sched/core.c:9234) [ 41.572028][ T214] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 41.572032][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.572036][ T214] kmem_cache_alloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5010 (discriminator 2)) [ 41.572040][ T214] ? 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) [ 41.572043][ T214] ? __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1)) [ 41.572048][ T214] __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1)) [ 41.572050][ T214] ? kasan_quarantine_reduce (./include/linux/srcu.h:498 mm/kasan/quarantine.c:287) [ 41.572053][ T214] __create_object (mm/kmemleak.c:801) [ 41.572057][ T214] __kmalloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5413 mm/slub.c:5439) [ 41.572059][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.572061][ T214] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.572066][ T214] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.572068][ T214] put_chars (drivers/char/virtio_console.c:1176) [ 41.572071][ T214] ? __send_to_port (drivers/char/virtio_console.c:654) [ 41.572073][ T214] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 41.572076][ T214] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 41.572079][ T214] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 41.572082][ T214] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 41.572084][ T214] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 41.572088][ T214] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 41.572090][ T214] ? 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) [ 41.572093][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.572095][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.572097][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.572100][ T214] console_emit_next_record (kernel/printk/printk.c:3183) [ 41.572103][ T214] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 41.572105][ T214] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 41.572108][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.572110][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.572112][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.572114][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.572117][ T214] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 41.572119][ T214] console_flush_one_record (kernel/printk/printk.c:3268) [ 41.572122][ T214] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 41.572126][ T214] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 41.572128][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.572130][ T214] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 41.572133][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.572135][ T214] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 41.572137][ T214] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 41.572138][ T214] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 41.572142][ T214] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 41.572144][ T214] ? vprintk_emit (kernel/printk/printk.c:2478) [ 41.572146][ T214] vprintk_emit (kernel/printk/printk.c:2479) [ 41.572149][ T214] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 41.572154][ T214] dev_vprintk_emit (drivers/base/core.c:5000) [ 41.572159][ T214] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 41.572161][ T214] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 41.572168][ T214] dev_printk_emit (drivers/base/core.c:5011) [ 41.572171][ T214] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 41.572174][ T214] ? asym_cpu_capacity_scan (./include/linux/rculist.h:103) [ 41.572178][ T214] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 41.572182][ T214] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 41.572185][ T214] ? netdev_notice (net/core/dev.c:13194) [ 41.572188][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.572190][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.572193][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.572196][ T214] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 41.572203][ T214] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 41.572206][ T214] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 41.572209][ T214] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 41.572212][ T214] __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 [ 41.572215][ T214] ? 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) [ 41.572219][ T214] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 41.572222][ T214] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 41.572226][ T214] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 41.572229][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.572231][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.572233][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.572236][ T214] ? process_one_work (kernel/workqueue.c:3386) [ 41.572239][ T214] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 41.572241][ T214] process_one_work (kernel/workqueue.c:3387) [ 41.572246][ T214] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 41.572249][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.572253][ T214] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 41.572256][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.572258][ T214] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 41.572261][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.572264][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.572266][ T214] kthread (kernel/kthread.c:436) [ 41.572268][ T214] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 41.572273][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 41.572275][ T214] ret_from_fork (arch/x86/kernel/process.c:158) [ 41.572280][ T214] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 41.572283][ T214] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 41.572286][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 41.572288][ T214] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.581848][ T82] softirqs last disabled at (2276040): fpu_clone (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:710 (discriminator 2)) | [ 42.581850][ T82] Preemption disabled at: | [ 42.581851][ T82] vprintk_emit (kernel/printk/printk.c:2471) | [ 42.581862][ T82] Tainted: [W]=WARN [ 42.581863][ T82] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.581865][ T82] Call Trace: [ 42.581866][ T82] [ 42.581868][ T82] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 42.581872][ T82] ? vprintk_emit (kernel/printk/printk.c:2471) [ 42.581874][ T82] __might_resched.cold (kernel/sched/core.c:9234) [ 42.581878][ T82] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 42.581880][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.581883][ T82] __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)) [ 42.581887][ T82] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 42.581889][ T82] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.581892][ T82] ? 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) [ 42.581894][ T82] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.581896][ T82] put_chars (drivers/char/virtio_console.c:1176) [ 42.581898][ T82] ? __send_to_port (drivers/char/virtio_console.c:654) [ 42.581899][ T82] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 42.581901][ T82] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 42.581904][ T82] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 42.581907][ T82] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 42.581908][ T82] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 42.581909][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.581911][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.581913][ T82] console_emit_next_record (kernel/printk/printk.c:3183) [ 42.581915][ T82] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 42.581917][ T82] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 42.581919][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.581920][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.581921][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.581923][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.581924][ T82] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 42.581926][ T82] console_flush_one_record (kernel/printk/printk.c:3268) [ 42.581928][ T82] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 42.581930][ T82] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 42.581932][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.581933][ T82] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 42.581934][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.581936][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.581937][ T82] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 42.581938][ T82] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 42.581940][ T82] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 42.581941][ T82] ? vprintk_emit (kernel/printk/printk.c:2478) [ 42.581943][ T82] vprintk_emit (kernel/printk/printk.c:2479) [ 42.581945][ T82] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 42.581947][ T82] ? kasan_save_stack (mm/kasan/common.c:58) [ 42.581949][ T82] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 42.581952][ T82] dev_vprintk_emit (drivers/base/core.c:5000) [ 42.581957][ T82] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 42.581959][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.581960][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.581961][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.581963][ T82] dev_printk_emit (drivers/base/core.c:5011) [ 42.581965][ T82] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 42.581967][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.581968][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.581970][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.581971][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.581973][ T82] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 42.581976][ T82] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 42.581977][ T82] ? netdev_notice (net/core/dev.c:13194) [ 42.581978][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.581980][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.581981][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.581982][ T82] ? 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) [ 42.581984][ T82] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 42.581985][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.581986][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.581988][ T82] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.581991][ T82] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 42.581993][ T82] ? 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) [ 42.581994][ T82] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 42.581998][ T82] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 42.582001][ T82] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 42.582004][ T82] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 42.582006][ T82] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 42.582008][ T82] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 42.582010][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.582011][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582013][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.582014][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 42.582017][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 42.582018][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582020][ T82] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 42.582023][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.582024][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582025][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.582026][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582028][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.582029][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582030][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.582032][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582033][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.582034][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582036][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582037][ T82] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 42.582040][ T82] ? __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) [ 42.582041][ T82] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 42.582042][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.582044][ T82] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 42.582045][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 42.582047][ T82] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 42.582048][ T82] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 42.582050][ T82] ? nla_get_range_signed (lib/nlattr.c:270) [ 42.582054][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582055][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.582057][ T82] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 42.582061][ T82] rtnl_setlink (net/core/rtnetlink.c:3596) [ 42.582063][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582065][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 42.582066][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.582072][ T82] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 42.582075][ T82] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.582077][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582079][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582080][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.582081][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582083][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.582084][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 42.582085][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 42.582087][ T82] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 42.582089][ T82] ? __kernel_text_address (kernel/extable.c:79) [ 42.582090][ T82] ? write_profile (profile.c:?) [ 42.582093][ T82] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 42.582095][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582097][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582098][ T82] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 42.582100][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.582101][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582102][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 42.582104][ T82] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 42.582106][ T82] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 42.582108][ T82] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 42.582110][ T82] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 42.582112][ T82] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 42.582115][ T82] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 42.582117][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.582118][ T82] ? netlink_ack (./include/linux/skbuff.h:2718) [ 42.582120][ T82] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 42.582123][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582124][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.582126][ T82] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 42.582128][ T82] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 42.582130][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582132][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.582133][ T82] ? 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) [ 42.582134][ T82] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 42.582137][ T82] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 42.582138][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.582140][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582141][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.582142][ T82] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 42.582145][ T82] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 42.582148][ T82] ? __ia32_sys_getpeername (net/socket.c:2235) [ 42.582151][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.582153][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 42.582155][ T82] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 42.582156][ T82] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.582158][ T82] ? 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)) [ 42.582159][ T82] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 42.582161][ T82] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 42.582163][ T82] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 42.582165][ T82] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.582167][ T82] RIP: 0033:0x7f7c6fbc154e [ 42.582170][ T82] 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 [ 42.582172][ T82] RSP: 002b:00007ffea05b1df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 42.582176][ T82] RAX: ffffffffffffffda RBX: 000056272f5a2f80 RCX: 00007f7c6fbc154e [ 42.582177][ T82] RDX: 0000000000000030 RSI: 000056272f6fb7f0 RDI: 0000000000000011 [ 42.582178][ T82] RBP: 00007ffea05b1e00 R08: 00007ffea05b1e50 R09: 0000000000000080 [ 42.582179][ T82] R10: 0000000000000000 R11: 0000000000000202 R12: 000056272f748c70 [ 42.582180][ T82] R13: 00007ffea05b1f34 R14: 0000000000000000 R15: 0000000000000000 | [ 43.607267][ T165] softirqs last disabled at (2054472): fpu_clone (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:710 (discriminator 2)) | [ 43.607270][ T165] Preemption disabled at: | [ 43.607271][ T165] vprintk_emit (kernel/printk/printk.c:2471) | [ 43.607285][ T165] Tainted: [W]=WARN [ 43.607286][ T165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.607289][ T165] Call Trace: [ 43.607291][ T165] [ 43.607293][ T165] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 43.607298][ T165] ? vprintk_emit (kernel/printk/printk.c:2471) [ 43.607301][ T165] __might_resched.cold (kernel/sched/core.c:9234) [ 43.607306][ T165] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 43.607309][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.607314][ 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)) [ 43.607318][ T165] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.607322][ T165] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.607326][ 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) [ 43.607329][ T165] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.607332][ T165] put_chars (drivers/char/virtio_console.c:1176) [ 43.607338][ T165] ? __send_to_port (drivers/char/virtio_console.c:654) [ 43.607341][ T165] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 43.607344][ T165] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 43.607347][ T165] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 43.607352][ T165] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 43.607354][ T165] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.607356][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.607358][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.607362][ T165] console_emit_next_record (kernel/printk/printk.c:3183) [ 43.607365][ T165] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 43.607367][ T165] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 43.607370][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.607373][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.607375][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.607377][ T165] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.607380][ T165] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 43.607382][ T165] console_flush_one_record (kernel/printk/printk.c:3268) [ 43.607385][ T165] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 43.607389][ T165] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 43.607391][ T165] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.607393][ T165] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 43.607395][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.607397][ T165] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 43.607399][ T165] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 43.607401][ T165] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 43.607404][ T165] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 43.607406][ T165] ? vprintk_emit (kernel/printk/printk.c:2478) [ 43.607409][ T165] vprintk_emit (kernel/printk/printk.c:2479) [ 43.607412][ T165] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 43.607414][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.607416][ T165] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.607418][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.607422][ T165] dev_vprintk_emit (drivers/base/core.c:5000) [ 43.607428][ T165] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 43.607431][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.607433][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.607436][ T165] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.607438][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.607441][ T165] dev_printk_emit (drivers/base/core.c:5011) [ 43.607443][ T165] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 43.607446][ T165] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 43.607450][ T165] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) [ 43.607455][ T165] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 43.607459][ T165] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 43.607461][ T165] ? netdev_notice (net/core/dev.c:13194) [ 43.607464][ T165] ? do_sys_openat2 (./include/linux/fs.h:2584 ./include/linux/fs.h:2586 fs/open.c:1416) [ 43.607467][ T165] ? kasan_save_stack (mm/kasan/common.c:58) [ 43.607470][ T165] ? kasan_save_stack (mm/kasan/common.c:57) [ 43.607472][ T165] ? kasan_save_track (mm/kasan/common.c:78) [ 43.607474][ T165] ? kasan_save_free_info (mm/kasan/generic.c:584) [ 43.607477][ T165] ? __kasan_slab_free (mm/kasan/common.c:253 mm/kasan/common.c:285) [ 43.607479][ T165] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 43.607481][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.607485][ T165] nsim_udp_tunnel_set_port.cold (drivers/net/netdevsim/udp_tunnels.c:31 (discriminator 1)) netdevsim [ 43.607494][ T165] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 43.607497][ T165] ? __udp_tunnel_nic_reset_ntf (net/ipv4/udp_tunnel_nic.c:550) udp_tunnel [ 43.607501][ T165] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 43.607503][ 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 [ 43.607509][ T165] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 43.607512][ 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) [ 43.607515][ T165] __udp_tunnel_nic_reset_ntf (net/ipv4/udp_tunnel_nic.c:570) udp_tunnel [ 43.607519][ T165] ? debugfs_file_put (fs/debugfs/file.c:177 (discriminator 3)) [ 43.607525][ T165] nsim_udp_tunnels_info_reset_write (./include/net/udp_tunnel.h:429 drivers/net/netdevsim/udp_tunnels.c:112) netdevsim [ 43.607532][ T165] full_proxy_write (fs/debugfs/file.c:389 (discriminator 7)) [ 43.607536][ T165] vfs_write (fs/read_write.c:685) [ 43.607539][ T165] ksys_write (fs/read_write.c:739) [ 43.607547][ T165] ? __ia32_sys_read (fs/read_write.c:723) [ 43.607549][ 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) [ 43.607551][ T165] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.607554][ T165] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 43.607557][ T165] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 43.607560][ T165] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 43.607564][ T165] RIP: 0033:0x7f68cd5ea54e [ 43.607567][ 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 [ 43.607570][ T165] RSP: 002b:00007ffe2e581580 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 43.607574][ T165] RAX: ffffffffffffffda RBX: 00007f68cd76b580 RCX: 00007f68cd5ea54e [ 43.607576][ T165] RDX: 0000000000000002 RSI: 000055c27fd72270 RDI: 0000000000000001 [ 43.607578][ T165] RBP: 00007ffe2e581590 R08: 0000000000000000 R09: 0000000000000000 [ 43.607579][ T165] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 43.607581][ T165] R13: 0000000000000002 R14: 000055c27fd72270 R15: 0000000000000000 | [ 44.648703][ T82] softirqs last disabled at (2276040): fpu_clone (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:710 (discriminator 2)) | [ 44.648705][ T82] Preemption disabled at: | [ 44.648706][ T82] vprintk_emit (kernel/printk/printk.c:2471) | [ 44.648717][ T82] Tainted: [W]=WARN [ 44.648718][ T82] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.648720][ T82] Call Trace: [ 44.648721][ T82] [ 44.648722][ T82] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 44.648727][ T82] ? vprintk_emit (kernel/printk/printk.c:2471) [ 44.648729][ T82] __might_resched.cold (kernel/sched/core.c:9234) [ 44.648733][ T82] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 44.648735][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648739][ T82] __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)) [ 44.648742][ T82] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.648744][ T82] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.648748][ T82] ? 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) [ 44.648749][ T82] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.648751][ T82] put_chars (drivers/char/virtio_console.c:1176) [ 44.648753][ T82] ? __send_to_port (drivers/char/virtio_console.c:654) [ 44.648754][ T82] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 44.648756][ T82] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 44.648759][ T82] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 44.648762][ T82] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 44.648763][ T82] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.648764][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648766][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648768][ T82] console_emit_next_record (kernel/printk/printk.c:3183) [ 44.648770][ T82] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 44.648771][ T82] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 44.648774][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648775][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648776][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648778][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.648779][ T82] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 44.648781][ T82] console_flush_one_record (kernel/printk/printk.c:3268) [ 44.648783][ T82] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 44.648785][ T82] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 44.648787][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.648788][ T82] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 44.648789][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648790][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.648792][ T82] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 44.648793][ T82] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 44.648795][ T82] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 44.648796][ T82] ? vprintk_emit (kernel/printk/printk.c:2478) [ 44.648798][ T82] vprintk_emit (kernel/printk/printk.c:2479) [ 44.648800][ T82] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 44.648802][ T82] ? kasan_save_stack (mm/kasan/common.c:58) [ 44.648805][ T82] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 44.648808][ T82] dev_vprintk_emit (drivers/base/core.c:5000) [ 44.648812][ T82] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 44.648814][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.648815][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648817][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.648819][ T82] dev_printk_emit (drivers/base/core.c:5011) [ 44.648820][ T82] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 44.648822][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.648824][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648825][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.648827][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648829][ T82] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 44.648832][ T82] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 44.648833][ T82] ? netdev_notice (net/core/dev.c:13194) [ 44.648834][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648836][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.648837][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648838][ T82] ? 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) [ 44.648840][ T82] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.648841][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648842][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648844][ T82] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.648847][ T82] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 44.648848][ T82] ? 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) [ 44.648850][ T82] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 44.648853][ T82] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 44.648856][ T82] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 44.648859][ T82] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 44.648861][ T82] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 44.648864][ T82] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 44.648865][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.648867][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648868][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.648869][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 44.648872][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 44.648874][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648875][ T82] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 44.648878][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.648879][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648880][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.648881][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648883][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.648884][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648885][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.648887][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648888][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.648890][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648891][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648893][ T82] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 44.648895][ T82] ? __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) [ 44.648897][ T82] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 44.648898][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.648899][ T82] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 44.648901][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 44.648902][ T82] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 44.648904][ T82] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 44.648905][ T82] ? nla_get_range_signed (lib/nlattr.c:270) [ 44.648909][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648911][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.648912][ T82] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 44.648917][ T82] rtnl_setlink (net/core/rtnetlink.c:3596) [ 44.648918][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648920][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 44.648922][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.648927][ T82] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 44.648930][ T82] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.648932][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648934][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648935][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.648936][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648938][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.648939][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 44.648940][ T82] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 44.648942][ T82] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 44.648943][ T82] ? __kernel_text_address (kernel/extable.c:79) [ 44.648945][ T82] ? write_profile (profile.c:?) [ 44.648948][ T82] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 44.648950][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648951][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648953][ T82] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 44.648955][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.648957][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648959][ T82] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 44.648960][ T82] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 44.648962][ T82] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 44.648964][ T82] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 44.648966][ T82] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 44.648969][ T82] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 44.648972][ T82] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 44.648973][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.648975][ T82] ? netlink_ack (./include/linux/skbuff.h:2718) [ 44.648976][ T82] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 44.648979][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648981][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.648982][ T82] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 44.648984][ T82] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 44.648987][ T82] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 44.648989][ T82] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 44.648991][ T82] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.648992][ T82] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.648994][ T82] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.648995][ T82] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 44.648998][ T82] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 44.649000][ T82] ? __ia32_sys_getpeername (net/socket.c:2235) [ 44.649004][ T82] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 44.649006][ T82] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.649007][ T82] ? 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)) [ 44.649009][ T82] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 44.649011][ T82] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 44.649013][ T82] ? irq_exit_rcu (kernel/softirq.c:786) [ 44.649016][ T82] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 44.649018][ T82] RIP: 0033:0x7f7c6fbc154e [ 44.649021][ T82] 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 [ 44.649022][ T82] RSP: 002b:00007ffea05b1df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 44.649026][ T82] RAX: ffffffffffffffda RBX: 000056272f5a2f80 RCX: 00007f7c6fbc154e [ 44.649028][ T82] RDX: 0000000000000030 RSI: 000056272f738a20 RDI: 0000000000000011 [ 44.649028][ T82] RBP: 00007ffea05b1e00 R08: 00007ffea05b1e50 R09: 0000000000000080 [ 44.649029][ T82] R10: 0000000000000000 R11: 0000000000000202 R12: 000056272f750250 [ 44.649030][ T82] R13: 00007ffea05b1f34 R14: 0000000000000000 R15: 0000000000000000 | [ 45.751491][ T214] softirqs last disabled at (8670): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 45.751493][ T214] Preemption disabled at: | [ 45.751494][ T214] vprintk_emit (kernel/printk/printk.c:2471) | [ 45.751504][ T214] Tainted: [W]=WARN [ 45.751505][ T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.751507][ T214] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 45.751515][ T214] Call Trace: [ 45.751516][ T214] [ 45.751518][ T214] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 45.751523][ T214] ? vprintk_emit (kernel/printk/printk.c:2471) [ 45.751525][ T214] __might_resched.cold (kernel/sched/core.c:9234) [ 45.751528][ T214] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 45.751531][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.751535][ T214] __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)) [ 45.751538][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.751540][ T214] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 45.751543][ T214] ? 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) [ 45.751545][ T214] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 45.751547][ T214] put_chars (drivers/char/virtio_console.c:1176) [ 45.751557][ T214] ? __send_to_port (drivers/char/virtio_console.c:654) [ 45.751559][ T214] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 45.751561][ T214] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 45.751563][ T214] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 45.751564][ T214] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 45.751567][ T214] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 45.751569][ T214] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 45.751570][ T214] ? 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) [ 45.751572][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.751573][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.751575][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.751576][ T214] console_emit_next_record (kernel/printk/printk.c:3183) [ 45.751578][ T214] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 45.751580][ T214] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 45.751582][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.751583][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.751585][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.751586][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.751588][ T214] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 45.751589][ T214] console_flush_one_record (kernel/printk/printk.c:3268) [ 45.751591][ T214] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 45.751593][ T214] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 45.751595][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.751596][ T214] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 45.751597][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.751599][ T214] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 45.751600][ T214] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 45.751601][ T214] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 45.751603][ T214] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 45.751604][ T214] ? vprintk_emit (kernel/printk/printk.c:2478) [ 45.751606][ T214] vprintk_emit (kernel/printk/printk.c:2479) [ 45.751608][ T214] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 45.751610][ T214] ? dev_hard_start_xmit (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/netdevice.h:3806 net/core/dev.c:3960) [ 45.751614][ T214] dev_vprintk_emit (drivers/base/core.c:5000) [ 45.751618][ T214] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 45.751620][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.751622][ T214] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 45.751624][ T214] dev_printk_emit (drivers/base/core.c:5011) [ 45.751626][ T214] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 45.751627][ T214] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 45.751630][ T214] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 45.751632][ T214] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 45.751635][ T214] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 45.751636][ T214] ? netdev_notice (net/core/dev.c:13194) [ 45.751638][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.751639][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.751641][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.751643][ T214] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 45.751649][ T214] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 45.751651][ T214] ? debug_object_free (lib/debugobjects.c:1033) [ 45.751654][ T214] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 45.751656][ T214] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 45.751659][ T214] __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 [ 45.751661][ T214] ? 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) [ 45.751664][ T214] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 45.751665][ T214] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 45.751668][ T214] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 45.751670][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.751671][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.751672][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.751674][ T214] ? process_one_work (kernel/workqueue.c:3386) [ 45.751676][ T214] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 45.751678][ T214] process_one_work (kernel/workqueue.c:3387) [ 45.751680][ T214] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 45.751682][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.751684][ T214] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 45.751686][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 45.751688][ T214] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 45.751690][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 45.751691][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 45.751693][ T214] kthread (kernel/kthread.c:436) [ 45.751694][ T214] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 45.751697][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 45.751699][ T214] ret_from_fork (arch/x86/kernel/process.c:158) [ 45.751702][ T214] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 45.751704][ T214] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 45.751706][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 45.751708][ T214] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.886405][ T214] softirqs last disabled at (8670): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 46.886408][ T214] Preemption disabled at: | [ 46.886409][ T214] vprintk_emit (kernel/printk/printk.c:2471) | [ 46.886423][ T214] Tainted: [W]=WARN [ 46.886424][ T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.886426][ T214] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 46.886434][ T214] Call Trace: [ 46.886436][ T214] [ 46.886437][ T214] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 46.886444][ T214] ? vprintk_emit (kernel/printk/printk.c:2471) [ 46.886446][ T214] __might_resched.cold (kernel/sched/core.c:9234) [ 46.886450][ T214] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 46.886454][ T214] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 46.886458][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.886462][ T214] __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)) [ 46.886466][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 46.886469][ T214] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 46.886473][ T214] ? 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) [ 46.886475][ T214] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 46.886478][ T214] put_chars (drivers/char/virtio_console.c:1176) [ 46.886481][ T214] ? __send_to_port (drivers/char/virtio_console.c:654) [ 46.886484][ T214] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 46.886486][ T214] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 46.886489][ T214] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 46.886492][ T214] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 46.886495][ T214] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 46.886498][ T214] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 46.886500][ T214] ? 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) [ 46.886503][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 46.886505][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.886507][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.886510][ T214] console_emit_next_record (kernel/printk/printk.c:3183) [ 46.886513][ T214] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 46.886515][ T214] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 46.886518][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.886520][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.886522][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.886524][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.886527][ T214] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 46.886529][ T214] console_flush_one_record (kernel/printk/printk.c:3268) [ 46.886532][ T214] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 46.886536][ T214] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 46.886538][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.886540][ T214] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 46.886542][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.886544][ T214] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 46.886546][ T214] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 46.886548][ T214] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 46.886551][ T214] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 46.886558][ T214] ? vprintk_emit (kernel/printk/printk.c:2478) [ 46.886560][ T214] vprintk_emit (kernel/printk/printk.c:2479) [ 46.886563][ T214] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 46.886566][ T214] ? dev_hard_start_xmit (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/netdevice.h:3806 net/core/dev.c:3960) [ 46.886570][ T214] dev_vprintk_emit (drivers/base/core.c:5000) [ 46.886575][ T214] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 46.886580][ T214] dev_printk_emit (drivers/base/core.c:5011) [ 46.886582][ T214] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 46.886585][ T214] ? asym_cpu_capacity_scan (./include/linux/rculist.h:103) [ 46.886590][ T214] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 46.886594][ T214] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 46.886597][ T214] ? netdev_notice (net/core/dev.c:13194) [ 46.886599][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.886602][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.886604][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.886607][ T214] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 46.886615][ T214] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 46.886618][ T214] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 46.886620][ T214] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 46.886624][ T214] __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 [ 46.886629][ T214] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 46.886632][ T214] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 46.886638][ T214] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 46.886641][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.886643][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.886645][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.886647][ T214] ? process_one_work (kernel/workqueue.c:3386) [ 46.886651][ T214] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 46.886653][ T214] process_one_work (kernel/workqueue.c:3387) [ 46.886657][ T214] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 46.886660][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 46.886664][ T214] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 46.886667][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 46.886669][ T214] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 46.886672][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 46.886674][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 46.886676][ T214] kthread (kernel/kthread.c:436) [ 46.886678][ T214] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.886682][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 46.886685][ T214] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.886689][ T214] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 46.886693][ T214] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.886695][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 46.886698][ T214] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.006403][ T214] softirqs last disabled at (8670): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 48.006405][ T214] Preemption disabled at: | [ 48.006406][ T214] vprintk_emit (kernel/printk/printk.c:2471) | [ 48.006417][ T214] Tainted: [W]=WARN [ 48.006418][ T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.006420][ T214] Workqueue: udp_tunnel_nic udp_tunnel_nic_device_sync_work [udp_tunnel] [ 48.006428][ T214] Call Trace: [ 48.006430][ T214] [ 48.006431][ T214] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 48.006437][ T214] ? vprintk_emit (kernel/printk/printk.c:2471) [ 48.006438][ T214] __might_resched.cold (kernel/sched/core.c:9234) [ 48.006442][ T214] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 48.006445][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.006448][ T214] __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)) [ 48.006451][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 48.006453][ T214] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 48.006457][ T214] ? 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) [ 48.006458][ T214] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 48.006460][ T214] put_chars (drivers/char/virtio_console.c:1176) [ 48.006462][ T214] ? __send_to_port (drivers/char/virtio_console.c:654) [ 48.006464][ T214] ? desc_read (kernel/printk/printk_ringbuffer.c:500) [ 48.006466][ T214] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 48.006468][ T214] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 48.006470][ T214] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 48.006473][ T214] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:2206) [ 48.006475][ T214] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 48.006477][ T214] ? 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) [ 48.006478][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 48.006479][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.006481][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 48.006483][ T214] console_emit_next_record (kernel/printk/printk.c:3183) [ 48.006485][ T214] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 48.006486][ T214] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 48.006489][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.006490][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.006492][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.006493][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 48.006495][ T214] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 48.006496][ T214] console_flush_one_record (kernel/printk/printk.c:3268) [ 48.006498][ T214] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 48.006501][ T214] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 48.006502][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 48.006504][ T214] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 48.006505][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.006507][ T214] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 48.006508][ T214] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 48.006509][ T214] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 48.006511][ T214] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 48.006513][ T214] ? vprintk_emit (kernel/printk/printk.c:2478) [ 48.006514][ T214] vprintk_emit (kernel/printk/printk.c:2479) [ 48.006517][ T214] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 48.006520][ T214] dev_vprintk_emit (drivers/base/core.c:5000) [ 48.006524][ T214] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 48.006526][ T214] ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3)) [ 48.006531][ T214] dev_printk_emit (drivers/base/core.c:5011) [ 48.006533][ T214] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 48.006535][ T214] ? asym_cpu_capacity_scan (./include/linux/rculist.h:103) [ 48.006538][ T214] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 48.006541][ T214] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 48.006543][ T214] ? netdev_notice (net/core/dev.c:13194) [ 48.006545][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 48.006546][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.006547][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.006549][ T214] nsim_udp_tunnel_unset_port.cold (drivers/net/netdevsim/udp_tunnels.c:59 (discriminator 1)) netdevsim [ 48.006556][ T214] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 48.006562][ T214] ? debug_object_free (lib/debugobjects.c:1033) [ 48.006564][ T214] ? udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:741 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 48.006565][ T214] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 48.006569][ T214] __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 [ 48.006573][ T214] ? __udp_tunnel_nic_dump_write (net/ipv4/udp_tunnel_nic.c:613 (discriminator 3)) udp_tunnel [ 48.006574][ T214] ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3)) [ 48.006577][ T214] udp_tunnel_nic_device_sync_work (net/ipv4/udp_tunnel_nic.c:742 net/ipv4/udp_tunnel_nic.c:728) udp_tunnel [ 48.006579][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.006580][ T214] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 48.006582][ T214] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.006583][ T214] ? process_one_work (kernel/workqueue.c:3386) [ 48.006586][ T214] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 48.006587][ T214] process_one_work (kernel/workqueue.c:3387) [ 48.006590][ T214] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 48.006593][ T214] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 48.006595][ T214] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 48.006597][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 48.006598][ T214] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 48.006601][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 48.006602][ T214] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 48.006603][ T214] kthread (kernel/kthread.c:436) [ 48.006605][ T214] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.006608][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) [ 48.006610][ T214] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.006614][ T214] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 48.006616][ T214] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.006618][ T214] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: 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 addrconf_dad_begin:vprintk_emit:dump_stack_lvl:kmem_cache_alloc_noprof:__alloc_object addrconf_dad_begin:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars fpu_clone: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