====================================== | [ 9.192848][ T192] softirqs last disabled at (19216): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 9.192851][ T192] Preemption disabled at: | [ 9.192851][ T192] vprintk_emit (kernel/printk/printk.c:2471) | [ 9.192860][ T192] Tainted: [W]=WARN [ 9.192861][ T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.192862][ T192] Call Trace: [ 9.192864][ T192] [ 9.192865][ T192] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.192871][ T192] ? vprintk_emit (kernel/printk/printk.c:2471) [ 9.192873][ T192] __might_resched.cold (kernel/sched/core.c:9234) [ 9.192878][ T192] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.192882][ T192] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.192887][ T192] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 9.192889][ T192] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.192895][ T192] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 9.192898][ T192] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.192901][ T192] put_chars (drivers/char/virtio_console.c:1176) [ 9.192904][ T192] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.192911][ T192] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.192918][ T192] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.192925][ T192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.192929][ T192] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.192933][ T192] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.192935][ T192] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 9.192938][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.192942][ T192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.192946][ T192] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.192951][ T192] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.192952][ T192] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.192958][ T192] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.192960][ T192] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.192962][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.192965][ T192] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.192968][ T192] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.192970][ T192] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.192973][ T192] vprintk_emit (kernel/printk/printk.c:2479) [ 9.192977][ T192] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.192979][ T192] ? kasan_save_stack (mm/kasan/common.c:58) [ 9.192982][ T192] ? kasan_save_track (mm/kasan/common.c:78) [ 9.192984][ T192] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 9.192986][ T192] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 9.192987][ T192] ? hsr_add_port (./include/linux/slab.h:991 (discriminator 1) ./include/linux/slab.h:1312 (discriminator 1) net/hsr/hsr_slave.c:201 (discriminator 1)) [ 9.192991][ T192] ? hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 9.192993][ T192] ? hsr_newlink (net/hsr/hsr_netlink.c:127) [ 9.192996][ T192] _printk (kernel/printk/printk.c:2504) [ 9.193000][ T192] ? snapshot_read.cold (user.c:?) [ 9.193001][ T192] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.193005][ T192] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 9.193009][ T192] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 9.193012][ T192] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 9.193014][ T192] ? netdev_notice (net/core/dev.c:13194) [ 9.193021][ T192] ? 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) [ 9.193025][ T192] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 9.193029][ T192] netif_set_promiscuity (net/core/dev.c:9699) [ 9.193033][ T192] dev_set_promiscuity (net/core/dev_api.c:288) [ 9.193036][ T192] hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213) [ 9.193040][ T192] ? hsr_port_exists (net/hsr/hsr_slave.c:97) [ 9.193043][ T192] ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881) [ 9.193048][ T192] hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 9.193050][ T192] ? alloc_netdev_mqs (net/core/dev.c:12198 (discriminator 10)) [ 9.193055][ T192] ? alloc_netdev_mqs (net/core/dev.c:12209) [ 9.193057][ T192] hsr_newlink (net/hsr/hsr_netlink.c:127) [ 9.193059][ T192] ? hsr_dellink (net/hsr/hsr_netlink.c:147) [ 9.193062][ T192] ? rtnl_create_link (net/core/rtnetlink.c:3785) [ 9.193064][ T192] ? nla_strscpy (lib/nlattr.c:795) [ 9.193069][ T192] rtnl_newlink_create (net/core/rtnetlink.c:3969) [ 9.193073][ T192] ? rtnl_create_link (net/core/rtnetlink.c:3756) [ 9.193074][ T192] ? __dev_get_by_name (net/core/dev.c:905) [ 9.193077][ T192] ? rtnl_dev_get (net/core/rtnetlink.c:3538) [ 9.193085][ T192] __rtnl_newlink (net/core/rtnetlink.c:4098) [ 9.193092][ T192] rtnl_newlink (net/core/rtnetlink.c:4215) [ 9.193097][ T192] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.193099][ T192] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.193106][ T192] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.193110][ T192] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.193112][ T192] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 9.193115][ T192] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.193117][ T192] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.193121][ T192] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.193123][ T192] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.193127][ T192] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 9.193130][ T192] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.193133][ T192] ? netlink_ack (./include/linux/skbuff.h:2718) [ 9.193140][ T192] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 9.193142][ T192] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 9.193146][ T192] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 9.193150][ T192] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 9.193154][ T192] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.193158][ T192] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 9.193162][ T192] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 9.193166][ T192] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 9.193172][ T192] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 9.193175][ T192] ? copy_msghdr_from_user (net/socket.c:2650) [ 9.193178][ T192] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 9.193180][ T192] ? move_addr_to_kernel (net/socket.c:258) [ 9.193184][ T192] ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961) [ 9.193187][ T192] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.193191][ T192] ___sys_sendmsg (net/socket.c:2767) [ 9.193193][ T192] ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700) [ 9.193195][ T192] ? copy_msghdr_from_user (net/socket.c:2619) [ 9.193198][ T192] ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6)) [ 9.193213][ T192] __sys_sendmsg (net/socket.c:2799) [ 9.193216][ T192] ? __sys_sendmsg_sock (net/socket.c:2780) [ 9.193221][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.193224][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.193228][ T192] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.193231][ T192] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.193234][ T192] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.193236][ T192] RIP: 0033:0x7fb8d1f6b54e [ 9.193240][ T192] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 9.193241][ T192] RSP: 002b:00007ffca16588d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 9.193244][ T192] RAX: ffffffffffffffda RBX: 00007ffca1659080 RCX: 00007fb8d1f6b54e [ 9.193246][ T192] RDX: 0000000000000000 RSI: 00007ffca1658980 RDI: 0000000000000005 [ 9.193247][ T192] RBP: 00007ffca16588e0 R08: 0000000000000000 R09: 0000000000000000 [ 9.193248][ T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91664a [ 9.193248][ T192] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffca1659050 | [ 25.273255][ T354] softirqs last disabled at (31389): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 25.273257][ T354] Preemption disabled at: | [ 25.273257][ T354] vprintk_emit (kernel/printk/printk.c:2471) | [ 25.273267][ T354] Tainted: [W]=WARN [ 25.273268][ T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.273269][ T354] Call Trace: [ 25.273271][ T354] [ 25.273272][ T354] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 25.273277][ T354] ? vprintk_emit (kernel/printk/printk.c:2471) [ 25.273280][ T354] __might_resched.cold (kernel/sched/core.c:9234) [ 25.273284][ T354] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 25.273288][ T354] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 25.273293][ T354] __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)) [ 25.273295][ T354] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.273301][ T354] ? 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) [ 25.273303][ T354] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.273307][ T354] put_chars (drivers/char/virtio_console.c:1176) [ 25.273310][ T354] ? __send_to_port (drivers/char/virtio_console.c:654) [ 25.273311][ T354] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 25.273316][ T354] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 25.273318][ T354] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 25.273323][ T354] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 25.273326][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.273331][ T354] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 25.273333][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.273339][ T354] console_emit_next_record (kernel/printk/printk.c:3183) [ 25.273342][ T354] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 25.273344][ T354] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 25.273347][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.273350][ T354] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.273354][ T354] console_flush_one_record (kernel/printk/printk.c:3268) [ 25.273358][ T354] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 25.273359][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.273365][ T354] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 25.273367][ T354] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 25.273369][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.273371][ T354] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 25.273375][ T354] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 25.273377][ T354] ? vprintk_emit (kernel/printk/printk.c:2478) [ 25.273380][ T354] vprintk_emit (kernel/printk/printk.c:2479) [ 25.273384][ T354] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 25.273389][ T354] ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q [ 25.273393][ T354] _printk (kernel/printk/printk.c:2504) [ 25.273396][ T354] ? snapshot_read.cold (user.c:?) [ 25.273402][ T354] ? do_one_initcall (./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/initcall.h:27 init/main.c:1356) [ 25.273406][ T354] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q [ 25.273409][ T354] do_one_initcall (init/main.c:1357) [ 25.273411][ T354] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 25.273416][ T354] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 25.273419][ T354] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 25.273423][ T354] do_init_module (kernel/module/main.c:3117) [ 25.273427][ T354] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 25.273431][ T354] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 25.273434][ T354] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 25.273438][ T354] load_module (kernel/module/main.c:3593) [ 25.273445][ T354] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 25.273449][ T354] ? __ia32_sys_fsconfig (??:?) [ 25.273451][ T354] ? add_chain_cache (kernel/locking/lockdep.c:3782) [ 25.273456][ T354] init_module_from_file (kernel/module/main.c:3790) [ 25.273460][ T354] ? __do_sys_init_module (kernel/module/main.c:3664) [ 25.273468][ T354] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 25.273471][ T354] ? 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) [ 25.273474][ T354] idempotent_init_module (kernel/module/main.c:3802) [ 25.273478][ T354] ? init_module_from_file (kernel/module/main.c:3791) [ 25.273484][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.273486][ T354] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 25.273494][ T354] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 25.273496][ T354] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 25.273500][ T354] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 25.273503][ T354] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 25.273505][ T354] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 25.273507][ T354] RIP: 0033:0x7fc315fe537d [ 25.273510][ T354] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 25.273512][ T354] RSP: 002b:00007fffc6233ba8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 25.273514][ T354] RAX: ffffffffffffffda RBX: 00005605a286f810 RCX: 00007fc315fe537d [ 25.273516][ T354] RDX: 0000000000000000 RSI: 0000560581b37ffd RDI: 0000000000000000 [ 25.273517][ T354] RBP: 00007fffc6233c40 R08: 0000000000000000 R09: 0000000000000000 [ 25.273517][ T354] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560581b37ffd [ 25.273518][ T354] R13: 00005605a286f960 R14: 0000000000040000 R15: 0000000000000000 | [ 40.799351][ T70] softirqs last disabled at (26970): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 40.799353][ T70] Preemption disabled at: | [ 40.799354][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 40.799363][ T70] Tainted: [W]=WARN [ 40.799364][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.799366][ T70] Workqueue: netns cleanup_net [ 40.799369][ T70] Call Trace: [ 40.799371][ T70] [ 40.799373][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 40.799379][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 40.799381][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 40.799386][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.799390][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 40.799395][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 40.799397][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.799403][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 40.799406][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.799409][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 40.799411][ T70] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 40.799414][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 40.799417][ T70] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 40.799422][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 40.799429][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 40.799432][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.799436][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.799440][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 40.799444][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 40.799445][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 40.799449][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.799451][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.799455][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 40.799460][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 40.799461][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.799467][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 40.799470][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 40.799472][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.799474][ T70] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 40.799478][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 40.799480][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 40.799483][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 40.799487][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 40.799495][ T70] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 40.799496][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 40.799499][ T70] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 40.799501][ T70] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 40.799505][ T70] _printk (kernel/printk/printk.c:2504) [ 40.799508][ T70] ? snapshot_read.cold (user.c:?) [ 40.799512][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 40.799514][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 40.799518][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 40.799521][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 40.799524][ T70] ? netdev_notice (net/core/dev.c:13194) [ 40.799527][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 40.799529][ T70] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 40.799531][ T70] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 40.799534][ T70] ? 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) [ 40.799538][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 40.799541][ T70] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 40.799544][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 40.799548][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 40.799551][ T70] hsr_del_port (net/hsr/hsr_slave.c:244) [ 40.799556][ T70] hsr_del_ports (net/hsr/hsr_device.c:498) [ 40.799559][ T70] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 40.799562][ T70] default_device_exit_batch (net/core/dev.c:13280) [ 40.799565][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 40.799568][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.799571][ T70] ? 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) [ 40.799575][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 40.799579][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 40.799581][ T70] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 40.799583][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 40.799586][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 40.799590][ T70] cleanup_net (net/core/net_namespace.c:706) [ 40.799594][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 40.799598][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.799600][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.799604][ T70] process_one_work (kernel/workqueue.c:3387) [ 40.799610][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 40.799613][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 40.799621][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 40.799625][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.799627][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 40.799631][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.799634][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.799636][ T70] kthread (kernel/kthread.c:436) [ 40.799638][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.799641][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 40.799644][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.799647][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 40.799651][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.799654][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 40.799657][ T70] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.189322][ T540] softirqs last disabled at (14824): dev_set_rx_mode (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1392 (discriminator 2)) | [ 42.189325][ T540] Preemption disabled at: | [ 42.189326][ T540] vprintk_emit (kernel/printk/printk.c:2471) | [ 42.189335][ T540] Tainted: [W]=WARN [ 42.189336][ T540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.189338][ T540] Call Trace: [ 42.189339][ T540] [ 42.189341][ T540] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 42.189346][ T540] ? vprintk_emit (kernel/printk/printk.c:2471) [ 42.189349][ T540] __might_resched.cold (kernel/sched/core.c:9234) [ 42.189353][ T540] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 42.189357][ T540] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 42.189362][ T540] __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)) [ 42.189364][ T540] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.189370][ T540] ? 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) [ 42.189373][ T540] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.189376][ T540] put_chars (drivers/char/virtio_console.c:1176) [ 42.189379][ T540] ? __send_to_port (drivers/char/virtio_console.c:654) [ 42.189382][ T540] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 42.189387][ T540] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 42.189394][ T540] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 42.189396][ T540] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.189400][ T540] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.189404][ T540] console_emit_next_record (kernel/printk/printk.c:3183) [ 42.189408][ T540] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 42.189410][ T540] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 42.189413][ T540] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.189415][ T540] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.189419][ T540] console_flush_one_record (kernel/printk/printk.c:3268) [ 42.189423][ T540] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 42.189425][ T540] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.189430][ T540] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 42.189433][ T540] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 42.189435][ T540] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.189437][ T540] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 42.189441][ T540] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 42.189443][ T540] ? vprintk_emit (kernel/printk/printk.c:2478) [ 42.189446][ T540] vprintk_emit (kernel/printk/printk.c:2479) [ 42.189450][ T540] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 42.189452][ T540] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.189454][ T540] ? mark_usage (kernel/locking/lockdep.c:4690) [ 42.189456][ T540] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.189459][ T540] _printk (kernel/printk/printk.c:2504) [ 42.189463][ T540] ? snapshot_read.cold (user.c:?) [ 42.189467][ T540] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 42.189470][ T540] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 42.189474][ T540] netdev_warn (net/core/dev.c:13193 (discriminator 3)) [ 42.189476][ T540] ? netdev_err (net/core/dev.c:13192) [ 42.189479][ T540] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) 8021q [ 42.189483][ T540] ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 13)) [ 42.189489][ T540] ? ip6_route_dev_notify (./include/net/net_namespace.h:422 (discriminator 1) ./include/linux/netdevice.h:2807 (discriminator 1) net/ipv6/route.c:6521 (discriminator 1)) [ 42.189497][ T540] hsr_dev_open.cold (net/hsr/hsr_device.c:159) [ 42.189501][ T540] __dev_open (net/core/dev.c:1724) [ 42.189505][ T540] ? netif_state_change (./include/net/netdev_lock.h:30 (discriminator 1)) [ 42.189507][ T540] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 42.189512][ T540] __dev_change_flags (net/core/dev.c:9812) [ 42.189514][ T540] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 42.189516][ T540] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 42.189519][ T540] ? __kernel_text_address (kernel/extable.c:79) [ 42.189520][ T540] ? write_profile (profile.c:?) [ 42.189523][ T540] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 42.189528][ T540] netif_change_flags (net/core/dev.c:9877) [ 42.189531][ T540] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 42.189534][ T540] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 42.189536][ T540] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 42.189538][ T540] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 42.189540][ T540] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 42.189543][ T540] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 42.189546][ T540] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 42.189548][ T540] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 42.189550][ T540] ? kasan_save_stack (mm/kasan/common.c:58) [ 42.189553][ T540] ? kasan_save_stack (mm/kasan/common.c:57) [ 42.189555][ T540] ? kasan_save_track (mm/kasan/common.c:78) [ 42.189558][ T540] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.189560][ T540] ? __netlink_deliver_tap (./include/linux/skbuff.h:1384 net/netlink/af_netlink.c:174 net/netlink/af_netlink.c:299 net/netlink/af_netlink.c:326) [ 42.189563][ T540] ? ___sys_sendmsg (net/socket.c:2756) [ 42.189568][ T540] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 42.189570][ T540] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 42.189572][ T540] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.189575][ T540] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.189576][ T540] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.189578][ T540] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.189580][ T540] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 42.189584][ T540] ? __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) [ 42.189587][ T540] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 42.189589][ T540] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 42.189593][ T540] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 42.189598][ T540] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 42.189604][ T540] rtnl_newlink (net/core/rtnetlink.c:4215) [ 42.189609][ T540] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 42.189611][ T540] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.189615][ T540] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 42.189617][ T540] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 42.189619][ T540] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 42.189621][ T540] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 42.189625][ T540] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 42.189627][ T540] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 42.189630][ T540] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 42.189631][ T540] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.189636][ T540] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 42.189637][ T540] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 42.189641][ T540] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 42.189643][ T540] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 42.189646][ T540] ? netlink_ack (./include/linux/skbuff.h:2718) [ 42.189652][ T540] ? 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)) [ 42.189654][ T540] ? 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)) [ 42.189659][ T540] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 42.189663][ T540] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 42.189665][ T540] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.189670][ T540] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 42.189674][ T540] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 42.189678][ T540] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 42.189683][ T540] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 42.189685][ T540] ? copy_msghdr_from_user (net/socket.c:2650) [ 42.189688][ T540] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 42.189689][ T540] ? move_addr_to_kernel (net/socket.c:258) [ 42.189697][ T540] ___sys_sendmsg (net/socket.c:2767) [ 42.189700][ T540] ? copy_msghdr_from_user (net/socket.c:2619) [ 42.189715][ T540] __sys_sendmsg (net/socket.c:2799) [ 42.189719][ T540] ? __sys_sendmsg_sock (net/socket.c:2780) [ 42.189725][ T540] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.189729][ T540] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 42.189732][ T540] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 42.189734][ T540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.189737][ T540] RIP: 0033:0x7f10d985b54e [ 42.189740][ T540] 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 [ 42.189742][ T540] RSP: 002b:00007ffcd4b64c40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 42.189745][ T540] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f10d985b54e [ 42.189746][ T540] RDX: 0000000000000000 RSI: 00007ffcd4b64cf0 RDI: 0000000000000005 [ 42.189747][ T540] RBP: 00007ffcd4b64c50 R08: 0000000000000000 R09: 0000000000000000 [ 42.189748][ T540] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91666b [ 42.189749][ T540] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd4b653c0 | [ 74.325613][ T70] softirqs last disabled at (165700): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 74.325615][ T70] Preemption disabled at: | [ 74.325616][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 74.325625][ T70] Tainted: [W]=WARN [ 74.325626][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.325628][ T70] Workqueue: netns cleanup_net [ 74.325631][ T70] Call Trace: [ 74.325633][ T70] [ 74.325635][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 74.325640][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 74.325643][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 74.325647][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 74.325651][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 74.325656][ T70] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 74.325659][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 74.325665][ T70] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 74.325668][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 74.325671][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 74.325674][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 74.325677][ T70] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 74.325683][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 74.325690][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 74.325692][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.325697][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 74.325701][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 74.325705][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 74.325707][ T70] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 74.325710][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.325713][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 74.325717][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 74.325721][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 74.325723][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 74.325728][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 74.325731][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 74.325733][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.325736][ T70] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 74.325740][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 74.325741][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 74.325745][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 74.325749][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 74.325752][ T70] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 74.325753][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 74.325756][ T70] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 74.325758][ T70] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 74.325761][ T70] _printk (kernel/printk/printk.c:2504) [ 74.325765][ T70] ? snapshot_read.cold (user.c:?) [ 74.325768][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 74.325771][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 74.325774][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 74.325778][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 74.325780][ T70] ? netdev_notice (net/core/dev.c:13194) [ 74.325784][ T70] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 74.325785][ T70] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 74.325788][ T70] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 74.325791][ T70] ? 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) [ 74.325795][ T70] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 74.325798][ T70] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 74.325801][ T70] netif_set_promiscuity (net/core/dev.c:9699) [ 74.325805][ T70] dev_set_promiscuity (net/core/dev_api.c:288) [ 74.325808][ T70] hsr_del_port (net/hsr/hsr_slave.c:244) [ 74.325814][ T70] hsr_del_ports (net/hsr/hsr_device.c:498) [ 74.325816][ T70] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 74.325819][ T70] default_device_exit_batch (net/core/dev.c:13280) [ 74.325823][ T70] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 74.325825][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 74.325828][ T70] ? 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) [ 74.325832][ T70] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 74.325836][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 74.325838][ T70] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 74.325840][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 74.325843][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 74.325848][ T70] cleanup_net (net/core/net_namespace.c:706) [ 74.325851][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 74.325855][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 74.325857][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.325861][ T70] process_one_work (kernel/workqueue.c:3387) [ 74.325868][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 74.325870][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 74.325878][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 74.325882][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 74.325885][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 74.325888][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 74.325891][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 74.325893][ T70] kthread (kernel/kthread.c:436) [ 74.325895][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 74.325898][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 74.325901][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 74.325905][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 74.325908][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 74.325911][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: inet6_fill_ifla6_attrs:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars dev_set_rx_mode:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars