====================================== | [ 9.567914][ T191] softirqs last disabled at (19158): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 9.567917][ T191] Preemption disabled at: | [ 9.567917][ T191] vprintk_emit (kernel/printk/printk.c:2471) | [ 9.567926][ T191] Tainted: [W]=WARN [ 9.567926][ T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.567928][ T191] Call Trace: [ 9.567930][ T191] [ 9.567931][ T191] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.567937][ T191] ? vprintk_emit (kernel/printk/printk.c:2471) [ 9.567939][ T191] __might_resched.cold (kernel/sched/core.c:9234) [ 9.567943][ T191] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.567947][ T191] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.567952][ T191] __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)) [ 9.567954][ T191] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.567960][ T191] ? 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) [ 9.567963][ T191] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.567966][ T191] put_chars (drivers/char/virtio_console.c:1176) [ 9.567969][ T191] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.567975][ T191] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.567982][ T191] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.567984][ T191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.567988][ T191] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.567992][ T191] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.567993][ T191] ? 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)) [ 9.567996][ T191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.568000][ T191] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.568004][ T191] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.568008][ T191] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.568010][ T191] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.568015][ T191] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.568018][ T191] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.568019][ T191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.568022][ T191] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.568025][ T191] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.568027][ T191] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.568030][ T191] vprintk_emit (kernel/printk/printk.c:2479) [ 9.568033][ T191] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.568035][ T191] ? kasan_save_stack (mm/kasan/common.c:58) [ 9.568038][ T191] ? kasan_save_track (mm/kasan/common.c:78) [ 9.568040][ T191] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 9.568042][ T191] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 9.568043][ T191] ? 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)) [ 9.568046][ T191] ? hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 9.568048][ T191] ? hsr_newlink (net/hsr/hsr_netlink.c:127) [ 9.568052][ T191] _printk (kernel/printk/printk.c:2504) [ 9.568055][ T191] ? snapshot_read.cold (user.c:?) [ 9.568056][ T191] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.568060][ T191] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 9.568063][ T191] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 9.568067][ T191] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 9.568069][ T191] ? netdev_notice (net/core/dev.c:13194) [ 9.568075][ T191] ? 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) [ 9.568079][ T191] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 9.568083][ T191] netif_set_promiscuity (net/core/dev.c:9699) [ 9.568087][ T191] dev_set_promiscuity (net/core/dev_api.c:288) [ 9.568090][ T191] hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213) [ 9.568093][ T191] ? hsr_port_exists (net/hsr/hsr_slave.c:97) [ 9.568096][ T191] ? 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) [ 9.568101][ T191] hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 9.568103][ T191] ? alloc_netdev_mqs (net/core/dev.c:12198 (discriminator 10)) [ 9.568107][ T191] ? alloc_netdev_mqs (net/core/dev.c:12209) [ 9.568109][ T191] hsr_newlink (net/hsr/hsr_netlink.c:127) [ 9.568112][ T191] ? hsr_dellink (net/hsr/hsr_netlink.c:147) [ 9.568115][ T191] ? rtnl_create_link (net/core/rtnetlink.c:3785) [ 9.568117][ T191] ? nla_strscpy (lib/nlattr.c:795) [ 9.568121][ T191] rtnl_newlink_create (net/core/rtnetlink.c:3969) [ 9.568125][ T191] ? rtnl_create_link (net/core/rtnetlink.c:3756) [ 9.568126][ T191] ? __dev_get_by_name (net/core/dev.c:905) [ 9.568128][ T191] ? rtnl_dev_get (net/core/rtnetlink.c:3538) [ 9.568136][ T191] __rtnl_newlink (net/core/rtnetlink.c:4098) [ 9.568142][ T191] rtnl_newlink (net/core/rtnetlink.c:4215) [ 9.568148][ T191] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.568150][ T191] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.568156][ T191] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.568159][ T191] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.568162][ T191] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 9.568165][ T191] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.568166][ T191] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.568170][ T191] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.568172][ T191] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.568176][ T191] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 9.568179][ T191] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.568182][ T191] ? netlink_ack (./include/linux/skbuff.h:2718) [ 9.568188][ T191] ? 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)) [ 9.568190][ T191] ? 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)) [ 9.568194][ T191] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 9.568198][ T191] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 9.568201][ T191] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.568205][ T191] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 9.568209][ T191] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 9.568213][ T191] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 9.568218][ T191] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 9.568222][ T191] ? copy_msghdr_from_user (net/socket.c:2650) [ 9.568224][ T191] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 9.568226][ T191] ? move_addr_to_kernel (net/socket.c:258) [ 9.568233][ T191] ___sys_sendmsg (net/socket.c:2767) [ 9.568236][ T191] ? copy_msghdr_from_user (net/socket.c:2619) [ 9.568251][ T191] __sys_sendmsg (net/socket.c:2799) [ 9.568254][ T191] ? __sys_sendmsg_sock (net/socket.c:2780) [ 9.568260][ T191] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.568264][ T191] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.568267][ T191] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.568269][ T191] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.568271][ T191] RIP: 0033:0x7f2d8c4e854e [ 9.568274][ T191] 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 [ 9.568276][ T191] RSP: 002b:00007ffcf7303310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 9.568279][ T191] RAX: ffffffffffffffda RBX: 00007ffcf7303ac0 RCX: 00007f2d8c4e854e [ 9.568280][ T191] RDX: 0000000000000000 RSI: 00007ffcf73033c0 RDI: 0000000000000005 [ 9.568281][ T191] RBP: 00007ffcf7303320 R08: 0000000000000000 R09: 0000000000000000 [ 9.568282][ T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913d6b [ 9.568283][ T191] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf7303a90 | [ 25.681273][ T352] softirqs last disabled at (29731): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 25.681275][ T352] Preemption disabled at: | [ 25.681276][ T352] vprintk_emit (kernel/printk/printk.c:2471) | [ 25.681284][ T352] Tainted: [W]=WARN [ 25.681285][ T352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.681287][ T352] Call Trace: [ 25.681288][ T352] [ 25.681290][ T352] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 25.681295][ T352] ? vprintk_emit (kernel/printk/printk.c:2471) [ 25.681297][ T352] __might_resched.cold (kernel/sched/core.c:9234) [ 25.681301][ T352] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 25.681305][ T352] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 25.681310][ T352] __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)) [ 25.681313][ T352] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.681318][ T352] ? 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) [ 25.681321][ T352] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.681324][ T352] put_chars (drivers/char/virtio_console.c:1176) [ 25.681327][ T352] ? __send_to_port (drivers/char/virtio_console.c:654) [ 25.681329][ T352] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 25.681333][ T352] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 25.681335][ T352] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 25.681340][ T352] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 25.681343][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.681347][ T352] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 25.681350][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.681355][ T352] console_emit_next_record (kernel/printk/printk.c:3183) [ 25.681359][ T352] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 25.681360][ T352] ? 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)) [ 25.681364][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.681366][ T352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.681370][ T352] console_flush_one_record (kernel/printk/printk.c:3268) [ 25.681374][ T352] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 25.681375][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.681380][ T352] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 25.681383][ T352] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 25.681385][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.681387][ T352] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 25.681391][ T352] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 25.681392][ T352] ? vprintk_emit (kernel/printk/printk.c:2478) [ 25.681395][ T352] vprintk_emit (kernel/printk/printk.c:2479) [ 25.681399][ T352] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 25.681405][ T352] ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q [ 25.681408][ T352] _printk (kernel/printk/printk.c:2504) [ 25.681412][ T352] ? snapshot_read.cold (user.c:?) [ 25.681418][ T352] ? 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) [ 25.681421][ T352] 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 [ 25.681428][ T352] do_one_initcall (init/main.c:1357) [ 25.681431][ T352] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 25.681435][ T352] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 25.681438][ T352] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 25.681443][ T352] do_init_module (kernel/module/main.c:3117) [ 25.681446][ T352] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 25.681450][ T352] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 25.681453][ T352] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 25.681457][ T352] load_module (kernel/module/main.c:3593) [ 25.681464][ T352] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 25.681467][ T352] ? __ia32_sys_fsconfig (??:?) [ 25.681470][ T352] ? add_chain_cache (kernel/locking/lockdep.c:3782) [ 25.681475][ T352] init_module_from_file (kernel/module/main.c:3790) [ 25.681478][ T352] ? __do_sys_init_module (kernel/module/main.c:3664) [ 25.681486][ T352] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 25.681489][ T352] ? 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) [ 25.681492][ T352] idempotent_init_module (kernel/module/main.c:3802) [ 25.681496][ T352] ? init_module_from_file (kernel/module/main.c:3791) [ 25.681502][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.681504][ T352] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 25.681510][ T352] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 25.681512][ T352] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 25.681516][ T352] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 25.681518][ T352] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 25.681521][ T352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 25.681523][ T352] RIP: 0033:0x7f3e416d737d [ 25.681526][ T352] 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 [ 25.681528][ T352] RSP: 002b:00007fff18880238 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 25.681531][ T352] RAX: ffffffffffffffda RBX: 0000560c19061810 RCX: 00007f3e416d737d [ 25.681532][ T352] RDX: 0000000000000000 RSI: 0000560c02c0affd RDI: 0000000000000000 [ 25.681533][ T352] RBP: 00007fff188802d0 R08: 0000000000000000 R09: 0000000000000000 [ 25.681534][ T352] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560c02c0affd [ 25.681534][ T352] R13: 0000560c19061960 R14: 0000000000040000 R15: 0000000000000000 | [ 41.176424][ T67] softirqs last disabled at (22838): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 41.176426][ T67] Preemption disabled at: | [ 41.176426][ T67] vprintk_emit (kernel/printk/printk.c:2471) | [ 41.176435][ T67] Tainted: [W]=WARN [ 41.176436][ T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.176437][ T67] Workqueue: netns cleanup_net [ 41.176440][ T67] Call Trace: [ 41.176442][ T67] [ 41.176444][ T67] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 41.176449][ T67] ? vprintk_emit (kernel/printk/printk.c:2471) [ 41.176452][ T67] __might_resched.cold (kernel/sched/core.c:9234) [ 41.176456][ T67] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 41.176460][ T67] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 41.176465][ T67] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 41.176467][ T67] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.176473][ T67] ? 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) [ 41.176475][ T67] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.176478][ T67] put_chars (drivers/char/virtio_console.c:1176) [ 41.176485][ T67] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 41.176488][ T67] ? __send_to_port (drivers/char/virtio_console.c:654) [ 41.176491][ T67] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 41.176496][ T67] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 41.176503][ T67] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 41.176505][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.176509][ T67] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.176513][ T67] console_emit_next_record (kernel/printk/printk.c:3183) [ 41.176517][ T67] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 41.176518][ T67] ? 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)) [ 41.176521][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.176524][ T67] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.176528][ T67] console_flush_one_record (kernel/printk/printk.c:3268) [ 41.176532][ T67] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 41.176534][ T67] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.176539][ T67] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 41.176542][ T67] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 41.176543][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.176546][ T67] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 41.176549][ T67] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 41.176551][ T67] ? vprintk_emit (kernel/printk/printk.c:2478) [ 41.176554][ T67] vprintk_emit (kernel/printk/printk.c:2479) [ 41.176558][ T67] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 41.176561][ T67] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 41.176562][ T67] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 41.176565][ T67] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 41.176567][ T67] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 41.176570][ T67] _printk (kernel/printk/printk.c:2504) [ 41.176574][ T67] ? snapshot_read.cold (user.c:?) [ 41.176577][ T67] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 41.176579][ T67] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 41.176583][ T67] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 41.176586][ T67] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 41.176589][ T67] ? netdev_notice (net/core/dev.c:13194) [ 41.176592][ T67] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 41.176593][ T67] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 41.176596][ T67] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 41.176599][ T67] ? 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) [ 41.176603][ T67] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 41.176605][ T67] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 41.176608][ T67] netif_set_promiscuity (net/core/dev.c:9699) [ 41.176612][ T67] dev_set_promiscuity (net/core/dev_api.c:288) [ 41.176615][ T67] hsr_del_port (net/hsr/hsr_slave.c:244) [ 41.176620][ T67] hsr_del_ports (net/hsr/hsr_device.c:498) [ 41.176622][ T67] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 41.176625][ T67] default_device_exit_batch (net/core/dev.c:13280) [ 41.176628][ T67] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 41.176631][ T67] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 41.176633][ T67] ? 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) [ 41.176637][ T67] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 41.176641][ T67] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 41.176643][ T67] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 41.176644][ T67] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 41.176647][ T67] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 41.176652][ T67] cleanup_net (net/core/net_namespace.c:706) [ 41.176655][ T67] ? net_passive_dec (./include/linux/llist.h:241) [ 41.176659][ T67] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.176661][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.176664][ T67] process_one_work (kernel/workqueue.c:3387) [ 41.176671][ T67] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 41.176674][ T67] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 41.176681][ T67] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 41.176685][ T67] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.176687][ T67] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 41.176690][ T67] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.176693][ T67] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.176695][ T67] kthread (kernel/kthread.c:436) [ 41.176697][ T67] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 41.176700][ T67] ? kthread_affine_preferred (kernel/kthread.c:857) [ 41.176702][ T67] ret_from_fork (arch/x86/kernel/process.c:158) [ 41.176706][ T67] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 41.176709][ T67] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 41.176712][ T67] ? kthread_affine_preferred (kernel/kthread.c:857) [ 41.176715][ T67] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.540682][ T538] softirqs last disabled at (13818): 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)) | [ 42.540685][ T538] Preemption disabled at: | [ 42.540686][ T538] vprintk_emit (kernel/printk/printk.c:2471) | [ 42.540695][ T538] Tainted: [W]=WARN [ 42.540696][ T538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.540698][ T538] Call Trace: [ 42.540699][ T538] [ 42.540701][ T538] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 42.540707][ T538] ? vprintk_emit (kernel/printk/printk.c:2471) [ 42.540709][ T538] __might_resched.cold (kernel/sched/core.c:9234) [ 42.540714][ T538] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 42.540718][ T538] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 42.540723][ T538] __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)) [ 42.540726][ T538] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.540732][ T538] ? 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) [ 42.540735][ T538] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.540738][ T538] put_chars (drivers/char/virtio_console.c:1176) [ 42.540741][ T538] ? __send_to_port (drivers/char/virtio_console.c:654) [ 42.540744][ T538] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 42.540750][ T538] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 42.540756][ T538] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 42.540759][ T538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.540763][ T538] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.540767][ T538] console_emit_next_record (kernel/printk/printk.c:3183) [ 42.540771][ T538] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 42.540773][ T538] ? 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)) [ 42.540777][ T538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.540781][ T538] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.540785][ T538] console_flush_one_record (kernel/printk/printk.c:3268) [ 42.540789][ T538] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 42.540791][ T538] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.540797][ T538] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 42.540800][ T538] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 42.540801][ T538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.540804][ T538] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 42.540807][ T538] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 42.540809][ T538] ? vprintk_emit (kernel/printk/printk.c:2478) [ 42.540813][ T538] vprintk_emit (kernel/printk/printk.c:2479) [ 42.540816][ T538] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 42.540818][ T538] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.540820][ T538] ? mark_usage (kernel/locking/lockdep.c:4690) [ 42.540823][ T538] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.540826][ T538] _printk (kernel/printk/printk.c:2504) [ 42.540830][ T538] ? snapshot_read.cold (user.c:?) [ 42.540834][ T538] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 42.540837][ T538] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 42.540841][ T538] netdev_warn (net/core/dev.c:13193 (discriminator 3)) [ 42.540843][ T538] ? netdev_err (net/core/dev.c:13192) [ 42.540847][ T538] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) 8021q [ 42.540851][ T538] ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 13)) [ 42.540856][ T538] ? 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)) [ 42.540863][ T538] hsr_dev_open.cold (net/hsr/hsr_device.c:159) [ 42.540866][ T538] __dev_open (net/core/dev.c:1724) [ 42.540870][ T538] ? netif_state_change (./include/net/netdev_lock.h:30 (discriminator 1)) [ 42.540873][ T538] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 42.540877][ T538] __dev_change_flags (net/core/dev.c:9812) [ 42.540880][ T538] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 42.540881][ T538] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 42.540885][ T538] ? __kernel_text_address (kernel/extable.c:79) [ 42.540886][ T538] ? write_profile (profile.c:?) [ 42.540888][ T538] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 42.540893][ T538] netif_change_flags (net/core/dev.c:9877) [ 42.540897][ T538] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 42.540900][ T538] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 42.540902][ T538] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 42.540904][ T538] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 42.540906][ T538] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 42.540910][ T538] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 42.540912][ T538] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 42.540914][ T538] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 42.540917][ T538] ? kasan_save_stack (mm/kasan/common.c:58) [ 42.540920][ T538] ? kasan_save_stack (mm/kasan/common.c:57) [ 42.540922][ T538] ? kasan_save_track (mm/kasan/common.c:78) [ 42.540924][ T538] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.540926][ T538] ? __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) [ 42.540930][ T538] ? ___sys_sendmsg (net/socket.c:2756) [ 42.540935][ T538] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 42.540937][ T538] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 42.540940][ T538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.540942][ T538] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.540944][ T538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.540946][ T538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.540948][ T538] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 42.540952][ T538] ? __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) [ 42.540955][ T538] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 42.540958][ T538] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 42.540961][ T538] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 42.540967][ T538] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 42.540972][ T538] rtnl_newlink (net/core/rtnetlink.c:4215) [ 42.540978][ T538] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 42.540980][ T538] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.540984][ T538] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 42.540986][ T538] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 42.540988][ T538] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 42.540990][ T538] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 42.540994][ T538] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 42.540996][ T538] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 42.540999][ T538] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 42.541001][ T538] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.541005][ T538] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 42.541007][ T538] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 42.541010][ T538] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 42.541013][ T538] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 42.541016][ T538] ? netlink_ack (./include/linux/skbuff.h:2718) [ 42.541022][ T538] ? 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)) [ 42.541024][ T538] ? 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)) [ 42.541029][ T538] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 42.541033][ T538] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 42.541036][ T538] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.541040][ T538] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 42.541044][ T538] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 42.541048][ T538] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 42.541054][ T538] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 42.541056][ T538] ? copy_msghdr_from_user (net/socket.c:2650) [ 42.541059][ T538] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 42.541060][ T538] ? move_addr_to_kernel (net/socket.c:258) [ 42.541068][ T538] ___sys_sendmsg (net/socket.c:2767) [ 42.541071][ T538] ? copy_msghdr_from_user (net/socket.c:2619) [ 42.541087][ T538] __sys_sendmsg (net/socket.c:2799) [ 42.541090][ T538] ? __sys_sendmsg_sock (net/socket.c:2780) [ 42.541096][ T538] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.541100][ T538] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 42.541104][ T538] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 42.541106][ T538] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.541108][ T538] RIP: 0033:0x7f62b9ce754e [ 42.541112][ T538] 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 [ 42.541114][ T538] RSP: 002b:00007ffe4a94bb60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 42.541117][ T538] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f62b9ce754e [ 42.541118][ T538] RDX: 0000000000000000 RSI: 00007ffe4a94bc10 RDI: 0000000000000005 [ 42.541119][ T538] RBP: 00007ffe4a94bb70 R08: 0000000000000000 R09: 0000000000000000 [ 42.541120][ T538] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913d8c [ 42.541121][ T538] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe4a94c2e0 | [ 74.454500][ T67] softirqs last disabled at (170498): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 74.454503][ T67] Preemption disabled at: | [ 74.454503][ T67] vprintk_emit (kernel/printk/printk.c:2471) | [ 74.454512][ T67] Tainted: [W]=WARN [ 74.454513][ T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.454514][ T67] Workqueue: netns cleanup_net [ 74.454517][ T67] Call Trace: [ 74.454519][ T67] [ 74.454521][ T67] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 74.454527][ T67] ? vprintk_emit (kernel/printk/printk.c:2471) [ 74.454529][ T67] __might_resched.cold (kernel/sched/core.c:9234) [ 74.454533][ T67] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 74.454537][ T67] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 74.454542][ T67] __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)) [ 74.454545][ T67] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 74.454550][ T67] ? 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) [ 74.454553][ T67] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 74.454556][ T67] put_chars (drivers/char/virtio_console.c:1176) [ 74.454559][ T67] ? __send_to_port (drivers/char/virtio_console.c:654) [ 74.454562][ T67] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 74.454567][ T67] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 74.454574][ T67] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 74.454576][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.454580][ T67] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 74.454584][ T67] console_emit_next_record (kernel/printk/printk.c:3183) [ 74.454588][ T67] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 74.454590][ T67] ? 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)) [ 74.454593][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.454595][ T67] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 74.454599][ T67] console_flush_one_record (kernel/printk/printk.c:3268) [ 74.454610][ T67] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 74.454611][ T67] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 74.454616][ T67] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 74.454619][ T67] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 74.454621][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.454623][ T67] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 74.454627][ T67] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 74.454629][ T67] ? vprintk_emit (kernel/printk/printk.c:2478) [ 74.454632][ T67] vprintk_emit (kernel/printk/printk.c:2479) [ 74.454636][ T67] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 74.454639][ T67] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 74.454640][ T67] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 74.454643][ T67] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 74.454645][ T67] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 74.454648][ T67] _printk (kernel/printk/printk.c:2504) [ 74.454652][ T67] ? snapshot_read.cold (user.c:?) [ 74.454655][ T67] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 74.454657][ T67] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 74.454661][ T67] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 74.454664][ T67] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 74.454666][ T67] ? netdev_notice (net/core/dev.c:13194) [ 74.454670][ T67] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 74.454671][ T67] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 74.454674][ T67] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 74.454677][ T67] ? 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) [ 74.454681][ T67] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 74.454683][ T67] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 74.454686][ T67] netif_set_promiscuity (net/core/dev.c:9699) [ 74.454690][ T67] dev_set_promiscuity (net/core/dev_api.c:288) [ 74.454693][ T67] hsr_del_port (net/hsr/hsr_slave.c:244) [ 74.454698][ T67] hsr_del_ports (net/hsr/hsr_device.c:498) [ 74.454701][ T67] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 74.454703][ T67] default_device_exit_batch (net/core/dev.c:13280) [ 74.454707][ T67] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 74.454709][ T67] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 74.454712][ T67] ? 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) [ 74.454716][ T67] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 74.454719][ T67] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 74.454721][ T67] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 74.454723][ T67] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 74.454726][ T67] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 74.454730][ T67] cleanup_net (net/core/net_namespace.c:706) [ 74.454733][ T67] ? net_passive_dec (./include/linux/llist.h:241) [ 74.454737][ T67] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 74.454739][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.454743][ T67] process_one_work (kernel/workqueue.c:3387) [ 74.454749][ T67] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 74.454752][ T67] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 74.454759][ T67] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 74.454763][ T67] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 74.454765][ T67] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 74.454769][ T67] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 74.454771][ T67] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 74.454773][ T67] kthread (kernel/kthread.c:436) [ 74.454775][ T67] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 74.454778][ T67] ? kthread_affine_preferred (kernel/kthread.c:857) [ 74.454781][ T67] ret_from_fork (arch/x86/kernel/process.c:158) [ 74.454784][ T67] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 74.454788][ T67] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 74.454791][ T67] ? 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