====================================== | [ 9.363859][ T192] softirqs last disabled at (18274): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 9.363861][ T192] Preemption disabled at: | [ 9.363862][ T192] vprintk_emit (kernel/printk/printk.c:2471) | [ 9.363872][ T192] Tainted: [W]=WARN [ 9.363872][ T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.363874][ T192] Call Trace: [ 9.363876][ T192] [ 9.363878][ T192] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.363883][ T192] ? vprintk_emit (kernel/printk/printk.c:2471) [ 9.363885][ T192] __might_resched.cold (kernel/sched/core.c:9234) [ 9.363890][ T192] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.363894][ 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) [ 9.363899][ 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)) [ 9.363901][ T192] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.363907][ 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) [ 9.363910][ T192] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.363913][ T192] put_chars (drivers/char/virtio_console.c:1176) [ 9.363916][ T192] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.363923][ T192] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.363929][ T192] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.363932][ T192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.363936][ T192] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.363940][ T192] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.363942][ 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)) [ 9.363945][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.363949][ T192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.363953][ T192] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.363957][ T192] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.363959][ T192] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.363964][ T192] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.363967][ T192] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.363969][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.363971][ T192] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.363975][ T192] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.363977][ T192] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.363980][ T192] vprintk_emit (kernel/printk/printk.c:2479) [ 9.363984][ T192] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.363986][ T192] ? kasan_save_stack (mm/kasan/common.c:58) [ 9.363989][ T192] ? kasan_save_track (mm/kasan/common.c:78) [ 9.363991][ T192] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 9.363992][ T192] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 9.363994][ 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)) [ 9.363997][ T192] ? hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 9.363999][ T192] ? hsr_newlink (net/hsr/hsr_netlink.c:127) [ 9.364002][ T192] _printk (kernel/printk/printk.c:2504) [ 9.364006][ T192] ? snapshot_read.cold (user.c:?) [ 9.364007][ T192] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.364011][ T192] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 9.364015][ T192] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 9.364018][ T192] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 9.364020][ T192] ? netdev_notice (net/core/dev.c:13194) [ 9.364027][ 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) [ 9.364031][ T192] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 9.364035][ T192] netif_set_promiscuity (net/core/dev.c:9699) [ 9.364040][ T192] dev_set_promiscuity (net/core/dev_api.c:288) [ 9.364043][ T192] hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213) [ 9.364046][ T192] ? hsr_port_exists (net/hsr/hsr_slave.c:97) [ 9.364049][ 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) [ 9.364054][ T192] hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 9.364056][ T192] ? alloc_netdev_mqs (net/core/dev.c:12198 (discriminator 10)) [ 9.364061][ T192] ? alloc_netdev_mqs (net/core/dev.c:12209) [ 9.364063][ T192] hsr_newlink (net/hsr/hsr_netlink.c:127) [ 9.364066][ T192] ? hsr_dellink (net/hsr/hsr_netlink.c:147) [ 9.364068][ T192] ? rtnl_create_link (net/core/rtnetlink.c:3785) [ 9.364070][ T192] ? nla_strscpy (lib/nlattr.c:795) [ 9.364075][ T192] rtnl_newlink_create (net/core/rtnetlink.c:3969) [ 9.364079][ T192] ? rtnl_create_link (net/core/rtnetlink.c:3756) [ 9.364080][ T192] ? __dev_get_by_name (net/core/dev.c:905) [ 9.364082][ T192] ? rtnl_dev_get (net/core/rtnetlink.c:3538) [ 9.364090][ T192] __rtnl_newlink (net/core/rtnetlink.c:4098) [ 9.364097][ T192] rtnl_newlink (net/core/rtnetlink.c:4215) [ 9.364102][ T192] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.364104][ T192] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.364111][ T192] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.364115][ T192] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 9.364117][ T192] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 9.364120][ T192] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.364122][ T192] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.364126][ T192] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.364128][ T192] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.364132][ T192] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 9.364135][ T192] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 9.364141][ T192] ? netlink_ack (./include/linux/skbuff.h:2718) [ 9.364149][ 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)) [ 9.364151][ 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)) [ 9.364155][ T192] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 9.364159][ T192] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 9.364162][ T192] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.364167][ T192] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 9.364171][ T192] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 9.364175][ T192] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 9.364180][ T192] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 9.364184][ T192] ? copy_msghdr_from_user (net/socket.c:2650) [ 9.364187][ T192] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 9.364188][ T192] ? move_addr_to_kernel (net/socket.c:258) [ 9.364196][ T192] ___sys_sendmsg (net/socket.c:2767) [ 9.364199][ T192] ? copy_msghdr_from_user (net/socket.c:2619) [ 9.364215][ T192] __sys_sendmsg (net/socket.c:2799) [ 9.364218][ T192] ? __sys_sendmsg_sock (net/socket.c:2780) [ 9.364224][ T192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.364228][ T192] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.364231][ T192] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.364234][ T192] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.364236][ T192] RIP: 0033:0x7f6f1d4c554e [ 9.364240][ 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 [ 9.364242][ T192] RSP: 002b:00007ffcd2c87560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 9.364244][ T192] RAX: ffffffffffffffda RBX: 00007ffcd2c87d10 RCX: 00007f6f1d4c554e [ 9.364246][ T192] RDX: 0000000000000000 RSI: 00007ffcd2c87610 RDI: 0000000000000005 [ 9.364247][ T192] RBP: 00007ffcd2c87570 R08: 0000000000000000 R09: 0000000000000000 [ 9.364247][ T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9191dd [ 9.364248][ T192] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd2c87ce0 | [ 25.385640][ T351] softirqs last disabled at (24709): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 25.385642][ T351] Preemption disabled at: | [ 25.385643][ T351] vprintk_emit (kernel/printk/printk.c:2471) | [ 25.385652][ T351] Tainted: [W]=WARN [ 25.385653][ T351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.385655][ T351] Call Trace: [ 25.385656][ T351] [ 25.385658][ T351] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 25.385663][ T351] ? vprintk_emit (kernel/printk/printk.c:2471) [ 25.385665][ T351] __might_resched.cold (kernel/sched/core.c:9234) [ 25.385670][ T351] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 25.385673][ T351] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 25.385678][ T351] __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)) [ 25.385680][ T351] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.385687][ T351] ? 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) [ 25.385689][ T351] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.385692][ T351] put_chars (drivers/char/virtio_console.c:1176) [ 25.385695][ T351] ? __send_to_port (drivers/char/virtio_console.c:654) [ 25.385696][ T351] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 25.385701][ T351] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 25.385703][ T351] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 25.385708][ T351] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 25.385711][ T351] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.385716][ T351] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 25.385718][ T351] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.385723][ T351] console_emit_next_record (kernel/printk/printk.c:3183) [ 25.385727][ T351] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 25.385729][ T351] ? 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)) [ 25.385732][ T351] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.385734][ T351] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.385738][ T351] console_flush_one_record (kernel/printk/printk.c:3268) [ 25.385742][ T351] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 25.385744][ T351] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.385749][ T351] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 25.385752][ T351] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 25.385754][ T351] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.385756][ T351] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 25.385759][ T351] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 25.385761][ T351] ? vprintk_emit (kernel/printk/printk.c:2478) [ 25.385764][ T351] vprintk_emit (kernel/printk/printk.c:2479) [ 25.385768][ T351] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 25.385773][ T351] ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q [ 25.385777][ T351] _printk (kernel/printk/printk.c:2504) [ 25.385780][ T351] ? snapshot_read.cold (user.c:?) [ 25.385786][ T351] ? 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) [ 25.385789][ T351] 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 [ 25.385792][ T351] do_one_initcall (init/main.c:1357) [ 25.385795][ T351] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 25.385799][ T351] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 25.385802][ T351] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 25.385807][ T351] do_init_module (kernel/module/main.c:3117) [ 25.385811][ T351] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 25.385814][ T351] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 25.385817][ T351] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 25.385821][ T351] load_module (kernel/module/main.c:3593) [ 25.385828][ T351] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 25.385832][ T351] ? __ia32_sys_fsconfig (??:?) [ 25.385835][ T351] ? add_chain_cache (kernel/locking/lockdep.c:3782) [ 25.385840][ T351] init_module_from_file (kernel/module/main.c:3790) [ 25.385843][ T351] ? __do_sys_init_module (kernel/module/main.c:3664) [ 25.385851][ T351] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 25.385854][ T351] ? 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) [ 25.385857][ T351] idempotent_init_module (kernel/module/main.c:3802) [ 25.385861][ T351] ? init_module_from_file (kernel/module/main.c:3791) [ 25.385867][ T351] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.385869][ T351] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 25.385875][ T351] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 25.385877][ T351] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 25.385881][ T351] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 25.385883][ T351] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 25.385886][ T351] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 25.385888][ T351] RIP: 0033:0x7fd7e37c637d [ 25.385891][ T351] 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 [ 25.385893][ T351] RSP: 002b:00007ffce5292218 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 25.385896][ T351] RAX: ffffffffffffffda RBX: 0000561cbb4f2810 RCX: 00007fd7e37c637d [ 25.385897][ T351] RDX: 0000000000000000 RSI: 0000561caa43dffd RDI: 0000000000000000 [ 25.385898][ T351] RBP: 00007ffce52922b0 R08: 0000000000000000 R09: 0000000000000000 [ 25.385899][ T351] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561caa43dffd [ 25.385899][ T351] R13: 0000561cbb4f2960 R14: 0000000000040000 R15: 0000000000000000 | [ 40.850516][ T69] softirqs last disabled at (21403): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 40.850518][ T69] Preemption disabled at: | [ 40.850519][ T69] vprintk_emit (kernel/printk/printk.c:2471) | [ 40.850528][ T69] Tainted: [W]=WARN [ 40.850529][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.850530][ T69] Workqueue: netns cleanup_net [ 40.850533][ T69] Call Trace: [ 40.850535][ T69] [ 40.850537][ T69] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 40.850543][ T69] ? vprintk_emit (kernel/printk/printk.c:2471) [ 40.850545][ T69] __might_resched.cold (kernel/sched/core.c:9234) [ 40.850549][ T69] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.850553][ T69] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 40.850559][ T69] __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)) [ 40.850561][ T69] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.850567][ T69] ? 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) [ 40.850570][ T69] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.850573][ T69] put_chars (drivers/char/virtio_console.c:1176) [ 40.850575][ T69] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 40.850577][ T69] ? __send_to_port (drivers/char/virtio_console.c:654) [ 40.850581][ T69] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 40.850585][ T69] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 40.850592][ T69] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 40.850594][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.850599][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.850603][ T69] console_emit_next_record (kernel/printk/printk.c:3183) [ 40.850607][ T69] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 40.850608][ T69] ? 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)) [ 40.850611][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.850614][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.850618][ T69] console_flush_one_record (kernel/printk/printk.c:3268) [ 40.850622][ T69] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 40.850624][ T69] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.850629][ T69] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 40.850632][ T69] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 40.850634][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.850636][ T69] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 40.850640][ T69] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 40.850641][ T69] ? vprintk_emit (kernel/printk/printk.c:2478) [ 40.850645][ T69] vprintk_emit (kernel/printk/printk.c:2479) [ 40.850648][ T69] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 40.850651][ T69] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 40.850653][ T69] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 40.850655][ T69] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 40.850657][ T69] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 40.850661][ T69] _printk (kernel/printk/printk.c:2504) [ 40.850664][ T69] ? snapshot_read.cold (user.c:?) [ 40.850667][ T69] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 40.850670][ T69] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 40.850673][ T69] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 40.850676][ T69] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 40.850679][ T69] ? netdev_notice (net/core/dev.c:13194) [ 40.850682][ T69] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 40.850684][ T69] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 40.850686][ T69] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 40.850689][ T69] ? 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) [ 40.850693][ T69] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 40.850696][ T69] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 40.850698][ T69] netif_set_promiscuity (net/core/dev.c:9699) [ 40.850703][ T69] dev_set_promiscuity (net/core/dev_api.c:288) [ 40.850705][ T69] hsr_del_port (net/hsr/hsr_slave.c:244) [ 40.850710][ T69] hsr_del_ports (net/hsr/hsr_device.c:498) [ 40.850713][ T69] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 40.850715][ T69] default_device_exit_batch (net/core/dev.c:13280) [ 40.850719][ T69] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 40.850722][ T69] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.850724][ T69] ? 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) [ 40.850728][ T69] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 40.850731][ T69] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 40.850733][ T69] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 40.850735][ T69] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 40.850738][ T69] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 40.850742][ T69] cleanup_net (net/core/net_namespace.c:706) [ 40.850746][ T69] ? net_passive_dec (./include/linux/llist.h:241) [ 40.850749][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.850751][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.850755][ T69] process_one_work (kernel/workqueue.c:3387) [ 40.850762][ T69] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 40.850764][ T69] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 40.850772][ T69] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 40.850776][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.850778][ T69] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 40.850781][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.850784][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.850786][ T69] kthread (kernel/kthread.c:436) [ 40.850788][ T69] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.850790][ T69] ? kthread_affine_preferred (kernel/kthread.c:857) [ 40.850793][ T69] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.850797][ T69] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 40.850800][ T69] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.850803][ T69] ? kthread_affine_preferred (kernel/kthread.c:857) [ 40.850806][ T69] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.200734][ T537] softirqs last disabled at (24878): 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)) | [ 42.200737][ T537] Preemption disabled at: | [ 42.200738][ T537] vprintk_emit (kernel/printk/printk.c:2471) | [ 42.200747][ T537] Tainted: [W]=WARN [ 42.200747][ T537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.200749][ T537] Call Trace: [ 42.200751][ T537] [ 42.200753][ T537] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 42.200758][ T537] ? vprintk_emit (kernel/printk/printk.c:2471) [ 42.200761][ T537] __might_resched.cold (kernel/sched/core.c:9234) [ 42.200765][ T537] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 42.200769][ T537] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 42.200775][ T537] __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)) [ 42.200777][ T537] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.200783][ T537] ? 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) [ 42.200785][ T537] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.200789][ T537] put_chars (drivers/char/virtio_console.c:1176) [ 42.200792][ T537] ? __send_to_port (drivers/char/virtio_console.c:654) [ 42.200795][ T537] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 42.200800][ T537] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 42.200807][ T537] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 42.200810][ T537] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.200814][ T537] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.200818][ T537] console_emit_next_record (kernel/printk/printk.c:3183) [ 42.200822][ T537] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 42.200824][ T537] ? 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)) [ 42.200828][ T537] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.200830][ T537] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.200834][ T537] console_flush_one_record (kernel/printk/printk.c:3268) [ 42.200838][ T537] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 42.200840][ T537] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.200846][ T537] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 42.200848][ T537] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 42.200850][ T537] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.200853][ T537] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 42.200857][ T537] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 42.200858][ T537] ? vprintk_emit (kernel/printk/printk.c:2478) [ 42.200862][ T537] vprintk_emit (kernel/printk/printk.c:2479) [ 42.200865][ T537] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 42.200867][ T537] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.200870][ T537] ? mark_usage (kernel/locking/lockdep.c:4690) [ 42.200872][ T537] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.200876][ T537] _printk (kernel/printk/printk.c:2504) [ 42.200879][ T537] ? snapshot_read.cold (user.c:?) [ 42.200884][ T537] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 42.200887][ T537] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 42.200890][ T537] netdev_warn (net/core/dev.c:13193 (discriminator 3)) [ 42.200893][ T537] ? netdev_err (net/core/dev.c:13192) [ 42.200896][ T537] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) 8021q [ 42.200900][ T537] ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 13)) [ 42.200906][ T537] ? 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)) [ 42.200912][ T537] hsr_dev_open.cold (net/hsr/hsr_device.c:159) [ 42.200916][ T537] __dev_open (net/core/dev.c:1724) [ 42.200919][ T537] ? netif_state_change (./include/net/netdev_lock.h:30 (discriminator 1)) [ 42.200922][ T537] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 42.200926][ T537] __dev_change_flags (net/core/dev.c:9812) [ 42.200929][ T537] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 42.200931][ T537] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 42.200934][ T537] ? __kernel_text_address (kernel/extable.c:79) [ 42.200935][ T537] ? write_profile (profile.c:?) [ 42.200937][ T537] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 42.200942][ T537] netif_change_flags (net/core/dev.c:9877) [ 42.200946][ T537] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 42.200949][ T537] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 42.200951][ T537] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 42.200953][ T537] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 42.200955][ T537] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 42.200959][ T537] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 42.200962][ T537] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 42.200964][ T537] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 42.200966][ T537] ? kasan_save_stack (mm/kasan/common.c:58) [ 42.200969][ T537] ? kasan_save_stack (mm/kasan/common.c:57) [ 42.200971][ T537] ? kasan_save_track (mm/kasan/common.c:78) [ 42.200974][ T537] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.200976][ T537] ? __netlink_deliver_tap (net/netlink/af_netlink.c:298 net/netlink/af_netlink.c:326) [ 42.200979][ T537] ? ___sys_sendmsg (net/socket.c:2756) [ 42.200984][ T537] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 42.200986][ T537] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 42.200989][ T537] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.200991][ T537] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.200993][ T537] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.200994][ T537] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.200997][ T537] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 42.201000][ T537] ? __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) [ 42.201003][ T537] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 42.201006][ T537] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 42.201009][ T537] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 42.201015][ T537] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 42.201021][ T537] rtnl_newlink (net/core/rtnetlink.c:4215) [ 42.201026][ T537] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 42.201028][ T537] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.201033][ T537] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 42.201035][ T537] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 42.201037][ T537] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 42.201039][ T537] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 42.201043][ T537] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 42.201045][ T537] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 42.201048][ T537] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 42.201050][ T537] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.201054][ T537] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 42.201056][ T537] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 42.201060][ T537] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 42.201062][ T537] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 42.201065][ T537] ? netlink_ack (./include/linux/skbuff.h:2718) [ 42.201072][ T537] ? 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)) [ 42.201073][ T537] ? 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)) [ 42.201078][ T537] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 42.201082][ T537] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 42.201085][ T537] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.201089][ T537] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 42.201094][ T537] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 42.201098][ T537] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 42.201103][ T537] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 42.201106][ T537] ? copy_msghdr_from_user (net/socket.c:2650) [ 42.201108][ T537] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 42.201110][ T537] ? move_addr_to_kernel (net/socket.c:258) [ 42.201118][ T537] ___sys_sendmsg (net/socket.c:2767) [ 42.201121][ T537] ? copy_msghdr_from_user (net/socket.c:2619) [ 42.201137][ T537] __sys_sendmsg (net/socket.c:2799) [ 42.201143][ T537] ? __sys_sendmsg_sock (net/socket.c:2780) [ 42.201149][ T537] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.201153][ T537] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 42.201156][ T537] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 42.201159][ T537] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 42.201161][ T537] RIP: 0033:0x7fae18cd154e [ 42.201165][ T537] 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 [ 42.201166][ T537] RSP: 002b:00007ffec447d240 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 42.201169][ T537] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fae18cd154e [ 42.201170][ T537] RDX: 0000000000000000 RSI: 00007ffec447d2f0 RDI: 0000000000000005 [ 42.201171][ T537] RBP: 00007ffec447d250 R08: 0000000000000000 R09: 0000000000000000 [ 42.201172][ T537] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9191fe [ 42.201173][ T537] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffec447d9c0 | [ 74.168722][ T69] softirqs last disabled at (170118): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 74.168725][ T69] Preemption disabled at: | [ 74.168725][ T69] vprintk_emit (kernel/printk/printk.c:2471) | [ 74.168734][ T69] Tainted: [W]=WARN [ 74.168735][ T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 74.168736][ T69] Workqueue: netns cleanup_net [ 74.168739][ T69] Call Trace: [ 74.168741][ T69] [ 74.168743][ T69] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 74.168748][ T69] ? vprintk_emit (kernel/printk/printk.c:2471) [ 74.168751][ T69] __might_resched.cold (kernel/sched/core.c:9234) [ 74.168755][ T69] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 74.168759][ T69] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 74.168764][ T69] __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)) [ 74.168766][ T69] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 74.168772][ T69] ? 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) [ 74.168775][ T69] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 74.168778][ T69] put_chars (drivers/char/virtio_console.c:1176) [ 74.168781][ T69] ? __send_to_port (drivers/char/virtio_console.c:654) [ 74.168784][ T69] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 74.168789][ T69] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 74.168796][ T69] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 74.168798][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.168802][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 74.168807][ T69] console_emit_next_record (kernel/printk/printk.c:3183) [ 74.168810][ T69] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 74.168812][ T69] ? 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)) [ 74.168816][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.168818][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 74.168822][ T69] console_flush_one_record (kernel/printk/printk.c:3268) [ 74.168826][ T69] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 74.168828][ T69] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 74.168833][ T69] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 74.168836][ T69] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 74.168838][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.168840][ T69] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 74.168843][ T69] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 74.168845][ T69] ? vprintk_emit (kernel/printk/printk.c:2478) [ 74.168848][ T69] vprintk_emit (kernel/printk/printk.c:2479) [ 74.168852][ T69] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 74.168855][ T69] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 74.168856][ T69] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 74.168859][ T69] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 74.168861][ T69] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 74.168864][ T69] _printk (kernel/printk/printk.c:2504) [ 74.168868][ T69] ? snapshot_read.cold (user.c:?) [ 74.168871][ T69] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 74.168873][ T69] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 74.168877][ T69] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 74.168880][ T69] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 74.168882][ T69] ? netdev_notice (net/core/dev.c:13194) [ 74.168886][ T69] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 74.168887][ T69] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 74.168890][ T69] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 74.168893][ T69] ? 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) [ 74.168897][ T69] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 74.168900][ T69] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 74.168902][ T69] netif_set_promiscuity (net/core/dev.c:9699) [ 74.168906][ T69] dev_set_promiscuity (net/core/dev_api.c:288) [ 74.168910][ T69] hsr_del_port (net/hsr/hsr_slave.c:244) [ 74.168914][ T69] hsr_del_ports (net/hsr/hsr_device.c:498) [ 74.168917][ T69] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 74.168919][ T69] default_device_exit_batch (net/core/dev.c:13280) [ 74.168922][ T69] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 74.168925][ T69] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 74.168927][ T69] ? 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) [ 74.168931][ T69] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 74.168935][ T69] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 74.168937][ T69] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 74.168938][ T69] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 74.168941][ T69] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 74.168946][ T69] cleanup_net (net/core/net_namespace.c:706) [ 74.168949][ T69] ? net_passive_dec (./include/linux/llist.h:241) [ 74.168953][ T69] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 74.168954][ T69] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 74.168958][ T69] process_one_work (kernel/workqueue.c:3387) [ 74.168965][ T69] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 74.168967][ T69] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 74.168975][ T69] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 74.168979][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 74.168981][ T69] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 74.168984][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 74.168987][ T69] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 74.168989][ T69] kthread (kernel/kthread.c:436) [ 74.168991][ T69] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 74.168994][ T69] ? kthread_affine_preferred (kernel/kthread.c:857) [ 74.168997][ T69] ret_from_fork (arch/x86/kernel/process.c:158) [ 74.169000][ T69] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 74.169004][ T69] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 74.169007][ T69] ? 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