====================================== | [ 15.064270][ T236] softirqs last disabled at (12674): dev_uc_add (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:819 (discriminator 2)) | [ 15.064272][ T236] Preemption disabled at: | [ 15.064273][ T236] dev_uc_add (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:819 (discriminator 2)) | [ 15.064282][ T236] Tainted: [W]=WARN [ 15.064283][ T236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.064285][ T236] Call Trace: [ 15.064287][ T236] [ 15.064288][ T236] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.064294][ T236] ? dev_uc_add (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:819 (discriminator 2)) [ 15.064296][ T236] __might_resched.cold (kernel/sched/core.c:9234) [ 15.064301][ T236] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.064305][ T236] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.064310][ T236] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 15.064312][ T236] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.064318][ T236] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 15.064321][ T236] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.064324][ T236] put_chars (drivers/char/virtio_console.c:1176) [ 15.064327][ T236] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.064331][ T236] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 15.064334][ T236] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.064337][ T236] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.064339][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.064341][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.064345][ T236] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.064347][ T236] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 15.064350][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.064354][ T236] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.064358][ T236] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.064362][ T236] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.064363][ T236] ? 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)) [ 15.064366][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.064369][ T236] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.064373][ T236] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.064377][ T236] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.064379][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.064384][ T236] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.064387][ T236] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.064388][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.064391][ T236] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.064394][ T236] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.064396][ T236] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.064399][ T236] vprintk_emit (kernel/printk/printk.c:2479) [ 15.064403][ T236] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.064405][ T236] ? ___sys_sendmsg (net/socket.c:2767) [ 15.064408][ T236] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.064411][ T236] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.064415][ T236] _printk (kernel/printk/printk.c:2504) [ 15.064420][ T236] ? snapshot_read.cold (user.c:?) [ 15.064424][ T236] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 15.064427][ T236] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 15.064431][ T236] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 15.064433][ T236] ? netdev_notice (net/core/dev.c:13194) [ 15.064435][ T236] ? kasan_save_track (mm/kasan/common.c:78) [ 15.064440][ T236] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 15.064442][ T236] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.064443][ T236] ? __hw_addr_add_ex (./include/linux/slab.h:991 (discriminator 1) net/core/dev_addr_lists.c:62 (discriminator 1) net/core/dev_addr_lists.c:120 (discriminator 1)) [ 15.064447][ T236] ? 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) [ 15.064450][ T236] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 15.064454][ T236] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 15.064457][ T236] dev_uc_add (net/core/dev_addr_lists.c:823) [ 15.064460][ T236] macvlan_open (drivers/net/macvlan.c:665) macvlan [ 15.064467][ T236] __dev_open (net/core/dev.c:1724) [ 15.064470][ T236] ? netif_state_change (./include/net/netdev_lock.h:30 (discriminator 1)) [ 15.064472][ T236] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 15.064477][ T236] __dev_change_flags (net/core/dev.c:9812) [ 15.064480][ T236] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 15.064482][ T236] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 15.064485][ T236] ? __kernel_text_address (kernel/extable.c:79) [ 15.064486][ T236] ? write_profile (profile.c:?) [ 15.064488][ T236] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 15.064493][ T236] netif_change_flags (net/core/dev.c:9877) [ 15.064497][ T236] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 15.064501][ T236] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 15.064503][ T236] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 15.064504][ T236] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 15.064506][ T236] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 15.064510][ T236] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.064513][ T236] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.064515][ T236] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.064517][ T236] ? kasan_save_stack (mm/kasan/common.c:58) [ 15.064519][ T236] ? kasan_save_stack (mm/kasan/common.c:57) [ 15.064520][ T236] ? kasan_save_track (mm/kasan/common.c:78) [ 15.064523][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.064525][ T236] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 15.064528][ T236] ? ___sys_sendmsg (net/socket.c:2757) [ 15.064531][ T236] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.064533][ T236] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 15.064536][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.064538][ T236] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.064540][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.064541][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.064544][ T236] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 15.064547][ T236] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 15.064549][ T236] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 15.064551][ T236] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 15.064555][ T236] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 15.064560][ T236] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 15.064567][ T236] rtnl_newlink (net/core/rtnetlink.c:4215) [ 15.064572][ T236] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.064574][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.064579][ T236] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.064580][ T236] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.064582][ T236] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.064584][ T236] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.064588][ T236] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 15.064590][ T236] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 15.064593][ T236] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.064594][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.064599][ T236] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.064601][ T236] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 15.064604][ T236] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 15.064606][ T236] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 15.064609][ T236] ? netlink_ack (./include/linux/skbuff.h:2718) [ 15.064615][ T236] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 15.064617][ T236] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 15.064621][ T236] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 15.064625][ T236] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.064628][ T236] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.064632][ T236] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 15.064636][ T236] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 15.064640][ T236] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 15.064645][ T236] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 15.064647][ T236] ? copy_msghdr_from_user (net/socket.c:2650) [ 15.064650][ T236] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 15.064651][ T236] ? move_addr_to_kernel (net/socket.c:258) [ 15.064659][ T236] ___sys_sendmsg (net/socket.c:2767) [ 15.064662][ T236] ? copy_msghdr_from_user (net/socket.c:2619) [ 15.064678][ T236] __sys_sendmsg (net/socket.c:2799) [ 15.064681][ T236] ? __sys_sendmsg_sock (net/socket.c:2780) [ 15.064687][ T236] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.064691][ T236] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.064692][ T236] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.064696][ T236] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.064697][ T236] RIP: 0033:0x7f9380cf354e [ 15.064701][ T236] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 15.064703][ T236] RSP: 002b:00007ffcccd9dbf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.064705][ T236] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9380cf354e [ 15.064707][ T236] RDX: 0000000000000000 RSI: 00007ffcccd9dca0 RDI: 0000000000000005 [ 15.064707][ T236] RBP: 00007ffcccd9dc00 R08: 0000000000000000 R09: 0000000000000000 [ 15.064708][ T236] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91869c [ 15.064709][ T236] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcccd9e360 | [ 40.647795][ T361] softirqs last disabled at (17714): 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)) | [ 40.647798][ T361] Preemption disabled at: | [ 40.647798][ T361] vprintk_emit (kernel/printk/printk.c:2471) | [ 40.647808][ T361] Tainted: [W]=WARN [ 40.647809][ T361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.647811][ T361] Call Trace: [ 40.647812][ T361] [ 40.647814][ T361] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 40.647819][ T361] ? vprintk_emit (kernel/printk/printk.c:2471) [ 40.647822][ T361] __might_resched.cold (kernel/sched/core.c:9234) [ 40.647827][ T361] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.647831][ T361] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 40.647836][ T361] __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)) [ 40.647838][ T361] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.647844][ T361] ? 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) [ 40.647846][ T361] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.647849][ T361] put_chars (drivers/char/virtio_console.c:1176) [ 40.647852][ T361] ? __send_to_port (drivers/char/virtio_console.c:654) [ 40.647855][ T361] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 40.647860][ T361] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 40.647863][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.647868][ T361] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 40.647871][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.647877][ T361] console_emit_next_record (kernel/printk/printk.c:3183) [ 40.647881][ T361] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 40.647882][ T361] ? 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)) [ 40.647886][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.647888][ T361] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.647892][ T361] console_flush_one_record (kernel/printk/printk.c:3268) [ 40.647896][ T361] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 40.647898][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.647903][ T361] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 40.647905][ T361] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 40.647907][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.647909][ T361] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 40.647913][ T361] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 40.647915][ T361] ? vprintk_emit (kernel/printk/printk.c:2478) [ 40.647918][ T361] vprintk_emit (kernel/printk/printk.c:2479) [ 40.647921][ T361] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 40.647924][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.647926][ T361] ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924) [ 40.647930][ T361] _printk (kernel/printk/printk.c:2504) [ 40.647933][ T361] ? snapshot_read.cold (user.c:?) [ 40.647935][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.647938][ T361] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 40.647940][ T361] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 40.647942][ T361] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 40.647945][ T361] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 40.647949][ T361] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 40.647951][ T361] ? netdev_notice (net/core/dev.c:13194) [ 40.647954][ T361] ? dev_set_rx_mode (./include/linux/netdevice.h:5009 (discriminator 1) net/core/dev_addr_lists.c:1392 (discriminator 1)) [ 40.647957][ T361] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 40.647958][ T361] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.647961][ T361] ? 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) [ 40.647966][ T361] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 40.647969][ T361] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 40.647972][ T361] __dev_change_flags (net/core/dev.c:9834) [ 40.647975][ T361] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 40.647977][ T361] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 40.647981][ T361] ? __kernel_text_address (kernel/extable.c:79) [ 40.647982][ T361] ? write_profile (profile.c:?) [ 40.647984][ T361] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 40.647989][ T361] netif_change_flags (net/core/dev.c:9877) [ 40.647993][ T361] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 40.647997][ T361] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 40.647999][ T361] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 40.648000][ T361] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 40.648002][ T361] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 40.648005][ T361] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 40.648008][ T361] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 40.648009][ T361] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 40.648012][ T361] ? kasan_save_stack (mm/kasan/common.c:58) [ 40.648015][ T361] ? kasan_save_stack (mm/kasan/common.c:57) [ 40.648016][ T361] ? kasan_save_track (mm/kasan/common.c:78) [ 40.648019][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.648021][ T361] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 40.648024][ T361] ? ___sys_sendmsg (net/socket.c:2757) [ 40.648029][ T361] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 40.648031][ T361] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 40.648033][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.648036][ T361] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.648037][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.648039][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.648041][ T361] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 40.648044][ T361] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 40.648047][ T361] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 40.648049][ T361] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 40.648052][ T361] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 40.648057][ T361] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 40.648063][ T361] rtnl_newlink (net/core/rtnetlink.c:4215) [ 40.648068][ T361] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 40.648070][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.648074][ T361] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 40.648076][ T361] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.648078][ T361] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 40.648080][ T361] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 40.648083][ T361] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 40.648085][ T361] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 40.648088][ T361] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.648090][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.648094][ T361] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 40.648096][ T361] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.648099][ T361] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 40.648101][ T361] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.648104][ T361] ? netlink_ack (./include/linux/skbuff.h:2718) [ 40.648110][ T361] ? 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)) [ 40.648112][ T361] ? 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)) [ 40.648116][ T361] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 40.648120][ T361] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 40.648123][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.648127][ T361] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 40.648130][ T361] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 40.648134][ T361] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 40.648140][ T361] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 40.648142][ T361] ? copy_msghdr_from_user (net/socket.c:2650) [ 40.648144][ T361] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 40.648146][ T361] ? move_addr_to_kernel (net/socket.c:258) [ 40.648153][ T361] ___sys_sendmsg (net/socket.c:2767) [ 40.648156][ T361] ? copy_msghdr_from_user (net/socket.c:2619) [ 40.648172][ T361] __sys_sendmsg (net/socket.c:2799) [ 40.648180][ T361] ? __sys_sendmsg_sock (net/socket.c:2780) [ 40.648186][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.648190][ T361] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 40.648192][ T361] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 40.648195][ T361] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.648198][ T361] RIP: 0033:0x7f4ab4cf954e [ 40.648202][ T361] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 40.648203][ T361] RSP: 002b:00007ffe9d10e420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 40.648206][ T361] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4ab4cf954e [ 40.648208][ T361] RDX: 0000000000000000 RSI: 00007ffe9d10e4d0 RDI: 0000000000000005 [ 40.648208][ T361] RBP: 00007ffe9d10e430 R08: 0000000000000000 R09: 0000000000000000 [ 40.648209][ T361] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9186b6 [ 40.648210][ T361] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe9d10eb90 | [ 46.070708][ T377] softirqs last disabled at (16050): 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)) | [ 46.070711][ T377] Preemption disabled at: | [ 46.070712][ T377] vprintk_emit (kernel/printk/printk.c:2471) | [ 46.070721][ T377] Tainted: [W]=WARN [ 46.070722][ T377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.070724][ T377] Call Trace: [ 46.070726][ T377] [ 46.070727][ T377] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 46.070733][ T377] ? vprintk_emit (kernel/printk/printk.c:2471) [ 46.070735][ T377] __might_resched.cold (kernel/sched/core.c:9234) [ 46.070740][ T377] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 46.070744][ T377] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 46.070749][ T377] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 46.070751][ T377] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 46.070757][ T377] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 46.070759][ T377] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 46.070762][ T377] put_chars (drivers/char/virtio_console.c:1176) [ 46.070765][ T377] ? __send_to_port (drivers/char/virtio_console.c:654) [ 46.070767][ T377] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 46.070771][ T377] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 46.070774][ T377] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 46.070781][ T377] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 46.070784][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.070789][ T377] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 46.070791][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.070796][ T377] console_emit_next_record (kernel/printk/printk.c:3183) [ 46.070800][ T377] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 46.070802][ T377] ? 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)) [ 46.070805][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.070807][ T377] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.070811][ T377] console_flush_one_record (kernel/printk/printk.c:3268) [ 46.070815][ T377] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 46.070817][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.070822][ T377] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 46.070825][ T377] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 46.070826][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.070829][ T377] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 46.070833][ T377] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 46.070834][ T377] ? vprintk_emit (kernel/printk/printk.c:2478) [ 46.070837][ T377] vprintk_emit (kernel/printk/printk.c:2479) [ 46.070841][ T377] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 46.070844][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.070846][ T377] ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924) [ 46.070849][ T377] _printk (kernel/printk/printk.c:2504) [ 46.070853][ T377] ? snapshot_read.cold (user.c:?) [ 46.070855][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.070858][ T377] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 46.070860][ T377] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 46.070861][ T377] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 46.070864][ T377] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 46.070868][ T377] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 46.070870][ T377] ? netdev_notice (net/core/dev.c:13194) [ 46.070874][ T377] ? dev_set_rx_mode (./include/linux/netdevice.h:5009 (discriminator 1) net/core/dev_addr_lists.c:1392 (discriminator 1)) [ 46.070876][ T377] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 46.070878][ T377] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 46.070881][ T377] ? 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) [ 46.070885][ T377] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 46.070888][ T377] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 46.070892][ T377] __dev_change_flags (net/core/dev.c:9834) [ 46.070895][ T377] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 46.070897][ T377] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 46.070900][ T377] ? __kernel_text_address (kernel/extable.c:79) [ 46.070902][ T377] ? write_profile (profile.c:?) [ 46.070904][ T377] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 46.070909][ T377] netif_change_flags (net/core/dev.c:9877) [ 46.070912][ T377] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 46.070917][ T377] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 46.070919][ T377] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 46.070920][ T377] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 46.070922][ T377] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 46.070925][ T377] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 46.070928][ T377] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 46.070930][ T377] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 46.070932][ T377] ? kasan_save_stack (mm/kasan/common.c:58) [ 46.070935][ T377] ? kasan_save_stack (mm/kasan/common.c:57) [ 46.070937][ T377] ? kasan_save_track (mm/kasan/common.c:78) [ 46.070940][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.070941][ T377] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 46.070945][ T377] ? ___sys_sendmsg (net/socket.c:2757) [ 46.070950][ T377] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 46.070952][ T377] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 46.070954][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.070957][ T377] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.070958][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.070960][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.070962][ T377] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 46.070965][ T377] ? __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) [ 46.070968][ T377] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 46.070970][ T377] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 46.070973][ T377] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 46.070978][ T377] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 46.070983][ T377] rtnl_newlink (net/core/rtnetlink.c:4215) [ 46.070989][ T377] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 46.070991][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.070995][ T377] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 46.070997][ T377] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 46.070999][ T377] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 46.071001][ T377] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 46.071004][ T377] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 46.071006][ T377] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 46.071009][ T377] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 46.071010][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.071015][ T377] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 46.071017][ T377] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 46.071020][ T377] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 46.071022][ T377] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 46.071025][ T377] ? netlink_ack (./include/linux/skbuff.h:2718) [ 46.071030][ T377] ? 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)) [ 46.071032][ T377] ? 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)) [ 46.071036][ T377] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 46.071040][ T377] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 46.071042][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.071046][ T377] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 46.071050][ T377] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 46.071054][ T377] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 46.071059][ T377] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 46.071062][ T377] ? copy_msghdr_from_user (net/socket.c:2650) [ 46.071064][ T377] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 46.071065][ T377] ? move_addr_to_kernel (net/socket.c:258) [ 46.071073][ T377] ___sys_sendmsg (net/socket.c:2767) [ 46.071075][ T377] ? copy_msghdr_from_user (net/socket.c:2619) [ 46.071090][ T377] __sys_sendmsg (net/socket.c:2799) [ 46.071093][ T377] ? __sys_sendmsg_sock (net/socket.c:2780) [ 46.071099][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.071103][ T377] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 46.071105][ T377] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 46.071108][ T377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 46.071110][ T377] RIP: 0033:0x7f5da476c54e [ 46.071115][ T377] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 46.071116][ T377] RSP: 002b:00007fff12b391d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 46.071119][ T377] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5da476c54e [ 46.071120][ T377] RDX: 0000000000000000 RSI: 00007fff12b39280 RDI: 0000000000000005 [ 46.071121][ T377] RBP: 00007fff12b391e0 R08: 0000000000000000 R09: 0000000000000000 [ 46.071122][ T377] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9186bb [ 46.071123][ T377] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff12b39940 | [ 55.798611][ T572] softirqs last disabled at (13232): dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2)) | [ 55.798613][ T572] Preemption disabled at: | [ 55.798614][ T572] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2)) | [ 55.798623][ T572] Tainted: [W]=WARN [ 55.798624][ T572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.798626][ T572] Call Trace: [ 55.798627][ T572] [ 55.798629][ T572] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 55.798634][ T572] ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2)) [ 55.798636][ T572] __might_resched.cold (kernel/sched/core.c:9234) [ 55.798641][ T572] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 55.798645][ T572] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 55.798650][ T572] __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)) [ 55.798652][ T572] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 55.798657][ T572] ? 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) [ 55.798660][ T572] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 55.798663][ T572] put_chars (drivers/char/virtio_console.c:1176) [ 55.798665][ T572] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 55.798667][ T572] ? __send_to_port (drivers/char/virtio_console.c:654) [ 55.798670][ T572] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 55.798674][ T572] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 55.798678][ T572] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 55.798680][ T572] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.798682][ T572] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.798686][ T572] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 55.798688][ T572] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 55.798691][ T572] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.798694][ T572] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.798698][ T572] console_emit_next_record (kernel/printk/printk.c:3183) [ 55.798702][ T572] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 55.798703][ T572] ? 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)) [ 55.798706][ T572] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.798709][ T572] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.798713][ T572] console_flush_one_record (kernel/printk/printk.c:3268) [ 55.798717][ T572] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 55.798718][ T572] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.798723][ T572] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 55.798726][ T572] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 55.798728][ T572] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.798730][ T572] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 55.798734][ T572] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 55.798735][ T572] ? vprintk_emit (kernel/printk/printk.c:2478) [ 55.798739][ T572] vprintk_emit (kernel/printk/printk.c:2479) [ 55.798742][ T572] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 55.798744][ T572] ? kvfree_call_rcu (mm/slab_common.c:2050) [ 55.798747][ T572] ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842) [ 55.798749][ T572] ? macvlan_stop (drivers/net/macvlan.c:727) macvlan [ 55.798751][ T572] ? __dev_close_many (net/core/dev.c:1798) [ 55.798753][ T572] ? netif_close_many (net/core/dev.c:1824) [ 55.798755][ T572] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 55.798757][ T572] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 55.798761][ T572] _printk (kernel/printk/printk.c:2504) [ 55.798765][ T572] ? snapshot_read.cold (user.c:?) [ 55.798769][ T572] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 55.798772][ T572] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 55.798776][ T572] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 55.798780][ T572] ? netdev_notice (net/core/dev.c:13194) [ 55.798782][ T572] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 55.798786][ T572] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 55.798789][ T572] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 55.798793][ T572] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 55.798796][ T572] ? 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) [ 55.798800][ T572] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 55.798804][ T572] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 55.798807][ T572] dev_uc_del (net/core/dev_addr_lists.c:845) [ 55.798809][ T572] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 55.798812][ T572] macvlan_stop (drivers/net/macvlan.c:727) macvlan [ 55.798815][ T572] __dev_close_many (net/core/dev.c:1798) [ 55.798818][ T572] ? netif_open (net/core/dev.c:1755) [ 55.798821][ T572] ? netif_close_many (net/core/dev.c:1824) [ 55.798825][ T572] netif_close_many (net/core/dev.c:1824) [ 55.798828][ T572] ? notifier_call_chain (kernel/notifier.c:85) [ 55.798831][ T572] ? __dev_close_many (net/core/dev.c:1804) [ 55.798833][ T572] ? netif_close_many_and_unlock (net/core/dev.c:12411) [ 55.798838][ T572] unregister_netdevice_many_notify (net/core/dev.c:12487) [ 55.798842][ T572] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 55.798844][ T572] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 55.798847][ T572] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 55.798850][ T572] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 55.798852][ T572] ? unregister_netdevice_many (net/core/dev.c:12589) [ 55.798856][ T572] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 55.798858][ T572] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 55.798863][ T572] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 55.798865][ T572] ? mark_usage (kernel/locking/lockdep.c:4690) [ 55.798867][ T572] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.798868][ T572] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.798870][ T572] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 55.798893][ T572] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 55.798895][ T572] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 55.798897][ T572] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 55.798899][ T572] ? mark_usage (kernel/locking/lockdep.c:4690) [ 55.798901][ T572] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.798905][ T572] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 55.798907][ T572] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 55.798909][ T572] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 55.798912][ T572] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 55.798915][ T572] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 55.798918][ T572] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 55.798921][ T572] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.798922][ T572] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.798927][ T572] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 55.798929][ T572] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 55.798932][ T572] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 55.798934][ T572] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 55.798936][ T572] ? netlink_ack (./include/linux/skbuff.h:2718) [ 55.798942][ T572] ? 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)) [ 55.798944][ T572] ? 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)) [ 55.798948][ T572] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 55.798952][ T572] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 55.798954][ T572] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.798958][ T572] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 55.798962][ T572] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 55.798966][ T572] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 55.798971][ T572] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 55.798973][ T572] ? copy_msghdr_from_user (net/socket.c:2650) [ 55.798975][ T572] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 55.798977][ T572] ? move_addr_to_kernel (net/socket.c:258) [ 55.798984][ T572] ___sys_sendmsg (net/socket.c:2767) [ 55.798986][ T572] ? copy_msghdr_from_user (net/socket.c:2619) [ 55.799002][ T572] __sys_sendmsg (net/socket.c:2799) [ 55.799005][ T572] ? __sys_sendmsg_sock (net/socket.c:2780) [ 55.799011][ T572] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.799015][ T572] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 55.799016][ T572] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 55.799019][ T572] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 55.799021][ T572] RIP: 0033:0x7f51833ea54e [ 55.799025][ T572] 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 [ 55.799027][ T572] RSP: 002b:00007fff08d71a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 55.799030][ T572] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f51833ea54e [ 55.799031][ T572] RDX: 0000000000000000 RSI: 00007fff08d71b00 RDI: 0000000000000005 [ 55.799032][ T572] RBP: 00007fff08d71a60 R08: 0000000000000000 R09: 0000000000000000 [ 55.799033][ T572] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9186c5 [ 55.799033][ T572] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff08d721c0 | [ 56.844528][ T612] softirqs last disabled at (15120): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 56.844531][ T612] Preemption disabled at: | [ 56.844531][ T612] vprintk_emit (kernel/printk/printk.c:2471) | [ 56.844541][ T612] Tainted: [W]=WARN [ 56.844542][ T612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 56.844544][ T612] Call Trace: [ 56.844545][ T612] [ 56.844547][ T612] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 56.844552][ T612] ? vprintk_emit (kernel/printk/printk.c:2471) [ 56.844555][ T612] __might_resched.cold (kernel/sched/core.c:9234) [ 56.844559][ T612] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 56.844564][ T612] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 56.844569][ T612] __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)) [ 56.844571][ T612] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 56.844576][ T612] ? 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) [ 56.844579][ T612] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 56.844582][ T612] put_chars (drivers/char/virtio_console.c:1176) [ 56.844584][ T612] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 56.844586][ T612] ? __send_to_port (drivers/char/virtio_console.c:654) [ 56.844589][ T612] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 56.844594][ T612] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 56.844596][ T612] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 56.844600][ T612] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 56.844603][ T612] ? mark_usage (kernel/locking/lockdep.c:4690) [ 56.844604][ T612] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.844606][ T612] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.844610][ T612] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 56.844612][ T612] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 56.844615][ T612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.844617][ T612] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 56.844621][ T612] console_emit_next_record (kernel/printk/printk.c:3183) [ 56.844625][ T612] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 56.844627][ T612] ? 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)) [ 56.844630][ T612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.844632][ T612] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 56.844636][ T612] console_flush_one_record (kernel/printk/printk.c:3268) [ 56.844640][ T612] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 56.844642][ T612] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.844647][ T612] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 56.844650][ T612] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 56.844651][ T612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.844654][ T612] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 56.844657][ T612] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 56.844659][ T612] ? vprintk_emit (kernel/printk/printk.c:2478) [ 56.844662][ T612] vprintk_emit (kernel/printk/printk.c:2479) [ 56.844666][ T612] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 56.844668][ T612] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 56.844670][ T612] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 56.844674][ T612] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 56.844678][ T612] _printk (kernel/printk/printk.c:2504) [ 56.844681][ T612] ? snapshot_read.cold (user.c:?) [ 56.844685][ T612] ? br_multicast_flood (??:?) bridge [ 56.844698][ T612] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 56.844700][ T612] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 56.844701][ T612] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 56.844706][ T612] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 56.844716][ T612] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 56.844724][ T612] new_nbp (net/bridge/br_if.c:449) bridge [ 56.844734][ T612] br_add_if (net/bridge/br_if.c:592) bridge [ 56.844741][ T612] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 56.844745][ T612] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 56.844748][ T612] ? __kernel_text_address (kernel/extable.c:79) [ 56.844752][ T612] do_set_master (net/core/rtnetlink.c:3071) [ 56.844757][ T612] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 56.844760][ T612] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 56.844762][ T612] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 56.844764][ T612] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 56.844765][ T612] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 56.844769][ T612] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 56.844771][ T612] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 56.844773][ T612] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 56.844776][ T612] ? kasan_save_stack (mm/kasan/common.c:58) [ 56.844781][ T612] ? kasan_save_stack (mm/kasan/common.c:57) [ 56.844783][ T612] ? kasan_save_track (mm/kasan/common.c:78) [ 56.844785][ T612] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.844787][ T612] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 56.844791][ T612] ? ___sys_sendmsg (net/socket.c:2757) [ 56.844796][ T612] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 56.844798][ T612] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 56.844801][ T612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.844803][ T612] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 56.844805][ T612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.844807][ T612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.844809][ T612] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 56.844813][ T612] ? __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) [ 56.844815][ T612] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 56.844817][ T612] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 56.844820][ T612] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 56.844822][ T612] ? nla_get_range_signed (lib/nlattr.c:270) [ 56.844827][ T612] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 56.844832][ T612] rtnl_newlink (net/core/rtnetlink.c:4215) [ 56.844837][ T612] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 56.844839][ T612] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.844844][ T612] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 56.844845][ T612] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 56.844847][ T612] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 56.844849][ T612] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 56.844853][ T612] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 56.844855][ T612] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 56.844858][ T612] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 56.844859][ T612] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.844863][ T612] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 56.844865][ T612] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 56.844869][ T612] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 56.844870][ T612] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 56.844873][ T612] ? netlink_ack (./include/linux/skbuff.h:2718) [ 56.844880][ T612] ? 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)) [ 56.844881][ T612] ? 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)) [ 56.844885][ T612] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 56.844889][ T612] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 56.844892][ T612] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.844896][ T612] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 56.844900][ T612] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 56.844903][ T612] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 56.844909][ T612] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 56.844911][ T612] ? copy_msghdr_from_user (net/socket.c:2650) [ 56.844913][ T612] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 56.844915][ T612] ? move_addr_to_kernel (net/socket.c:258) [ 56.844922][ T612] ___sys_sendmsg (net/socket.c:2767) [ 56.844925][ T612] ? copy_msghdr_from_user (net/socket.c:2619) [ 56.844941][ T612] __sys_sendmsg (net/socket.c:2799) [ 56.844944][ T612] ? __sys_sendmsg_sock (net/socket.c:2780) [ 56.844950][ T612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.844953][ T612] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 56.844956][ T612] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 56.844959][ T612] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 56.844961][ T612] RIP: 0033:0x7f57153b854e [ 56.844964][ T612] 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 [ 56.844966][ T612] RSP: 002b:00007fffad61f710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 56.844969][ T612] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f57153b854e [ 56.844970][ T612] RDX: 0000000000000000 RSI: 00007fffad61f7c0 RDI: 0000000000000005 [ 56.844971][ T612] RBP: 00007fffad61f720 R08: 0000000000000000 R09: 0000000000000000 [ 56.844972][ T612] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9186c6 [ 56.844973][ T612] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffad61fe80 | [ 72.570940][ C1] softirqs last disabled at (1432543): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 72.570943][ C1] Preemption disabled at: | [ 72.570944][ C1] 0x0 | [ 72.570959][ C1] Tainted: [W]=WARN [ 72.570960][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.570962][ C1] Call Trace: [ 72.570964][ C1] [ 72.570967][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 72.570974][ C1] __might_resched.cold (kernel/sched/core.c:9234) [ 72.570978][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 72.570983][ C1] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 72.570987][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.570991][ C1] __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)) [ 72.570996][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 72.570999][ C1] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 72.571004][ C1] ? 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) [ 72.571007][ C1] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 72.571010][ C1] put_chars (drivers/char/virtio_console.c:1176) [ 72.571013][ C1] ? __send_to_port (drivers/char/virtio_console.c:654) [ 72.571015][ C1] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 72.571020][ C1] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 72.571025][ C1] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 72.571027][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.571030][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.571033][ C1] console_emit_next_record (kernel/printk/printk.c:3183) [ 72.571037][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 72.571040][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.571043][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.571045][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.571048][ C1] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 72.571051][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 72.571054][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 72.571058][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 72.571061][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.571063][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 72.571066][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.571068][ C1] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 72.571070][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 72.571073][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 72.571076][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 72.571079][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 72.571083][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 72.571085][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.571102][ C1] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 72.571105][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.571117][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.571127][ C1] ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934) [ 72.571132][ C1] _printk (kernel/printk/printk.c:2504) [ 72.571137][ C1] ? snapshot_read.cold (user.c:?) [ 72.571139][ C1] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 72.571145][ C1] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 72.571148][ C1] ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723) [ 72.571150][ C1] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1)) [ 72.571154][ C1] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 72.571158][ C1] mark_lock (kernel/locking/lockdep.c:4769) [ 72.571161][ C1] mark_usage (kernel/locking/lockdep.c:4658) [ 72.571164][ C1] __lock_acquire (kernel/locking/lockdep.c:5208) [ 72.571168][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 72.571170][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.571182][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.571185][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.571187][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.571198][ C1] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 72.571202][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.571213][ C1] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.571225][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.571236][ C1] call_timer_fn (kernel/time/timer.c:1748) [ 72.571240][ C1] ? detach_if_pending (./include/linux/list.h:1159) [ 72.571242][ C1] ? debug_object_active_state (lib/debugobjects.c:1122) [ 72.571247][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 72.571250][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 72.571253][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.571256][ C1] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 72.571259][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.571271][ C1] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 72.571273][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 72.571278][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 72.571282][ C1] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 72.571285][ C1] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 72.571287][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 72.571291][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.571299][ C1] handle_softirqs (kernel/softirq.c:645) [ 72.571303][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 72.571305][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 72.571308][ C1] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 72.571311][ C1] irq_exit_rcu (kernel/softirq.c:784) [ 72.571313][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 72.571317][ C1] [ 72.571318][ C1] [ 72.571319][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 72.571322][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 72.571326][ C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 72.571330][ C1] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 d2 f5 01 mov 0x1f5d294(%rip),%rdi # 0x1f5d29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 93 95 00 sub 0x959358(%rip),%rax # 0x95936b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 86 11 00 verw 0x118613(%rip) # 0x11863b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 72.571332][ C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282 [ 72.571336][ C1] RAX: 000000000015dbdd RBX: ff11000001bea380 RCX: ffffffffa3cf0307 [ 72.571338][ C1] RDX: ff11000001bea380 RSI: ffffffffa6a38af6 RDI: ffffffffa648d8e0 [ 72.571339][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 72.571341][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3 [ 72.571342][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 72.571344][ C1] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 72.571349][ C1] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 72.571351][ C1] default_idle_call (kernel/sched/idle.c:122) [ 72.571354][ C1] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 72.571356][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 72.571359][ C1] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 72.571362][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.571365][ C1] do_idle (kernel/sched/idle.c:355) [ 72.571368][ C1] cpu_startup_entry (kernel/sched/idle.c:454) [ 72.571370][ C1] start_secondary (arch/x86/kernel/smpboot.c:312) [ 72.571373][ C1] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 72.571376][ C1] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 72.647329][ C1] | [ 72.647398][ C1] | [ 72.647398][ C1] stack backtrace: | [ 72.647622][ C1] Tainted: [W]=WARN [ 72.647623][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.647625][ C1] Call Trace: [ 72.647626][ C1] [ 72.647628][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 72.647632][ C1] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 72.647635][ C1] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 72.647638][ C1] mark_lock (kernel/locking/lockdep.c:4769) [ 72.647640][ C1] mark_usage (kernel/locking/lockdep.c:4658) [ 72.647642][ C1] __lock_acquire (kernel/locking/lockdep.c:5208) [ 72.647644][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 72.647646][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.647653][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.647656][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.647658][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.647664][ C1] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 72.647665][ C1] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.647672][ C1] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.647678][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.647684][ C1] call_timer_fn (kernel/time/timer.c:1748) [ 72.647686][ C1] ? detach_if_pending (./include/linux/list.h:1159) [ 72.647688][ C1] ? debug_object_active_state (lib/debugobjects.c:1122) [ 72.647692][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 72.647693][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 72.647695][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.647698][ C1] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 72.647699][ C1] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.647706][ C1] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 72.647708][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 72.647711][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 72.647713][ C1] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 72.647715][ C1] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 72.647717][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 72.647719][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.647721][ C1] handle_softirqs (kernel/softirq.c:645) [ 72.647723][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 72.647725][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 72.647727][ C1] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 72.647728][ C1] irq_exit_rcu (kernel/softirq.c:784) [ 72.647730][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 72.647732][ C1] [ 72.647732][ C1] [ 72.647733][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 72.647734][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 72.647736][ C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 72.647739][ C1] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d 94 d2 f5 01 mov 0x1f5d294(%rip),%rdi # 0x1f5d29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 93 95 00 sub 0x959358(%rip),%rax # 0x95936b 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 13 86 11 00 verw 0x118613(%rip) # 0x11863b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 72.647740][ C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282 [ 72.647743][ C1] RAX: 000000000015dbdd RBX: ff11000001bea380 RCX: ffffffffa3cf0307 [ 72.647744][ C1] RDX: ff11000001bea380 RSI: ffffffffa6a38af6 RDI: ffffffffa648d8e0 [ 72.647745][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 72.647746][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3 [ 72.647746][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 72.647748][ C1] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 72.647750][ C1] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 72.647752][ C1] default_idle_call (kernel/sched/idle.c:122) [ 72.647753][ C1] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 72.647755][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 72.647756][ C1] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 72.647758][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.647760][ C1] do_idle (kernel/sched/idle.c:355) [ 72.647762][ C1] cpu_startup_entry (kernel/sched/idle.c:454) [ 72.647763][ C1] start_secondary (arch/x86/kernel/smpboot.c:312) [ 72.647765][ C1] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 72.647767][ C1] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 81.760277][ T719] softirqs last disabled at (0): 0x0 | [ 81.760279][ T719] Preemption disabled at: | [ 81.760280][ T719] vprintk_emit (kernel/printk/printk.c:2471) | [ 81.760291][ T719] Tainted: [W]=WARN [ 81.760292][ T719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 81.760293][ T719] Call Trace: [ 81.760295][ T719] [ 81.760296][ T719] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 81.760301][ T719] ? vprintk_emit (kernel/printk/printk.c:2471) [ 81.760303][ T719] __might_resched.cold (kernel/sched/core.c:9234) [ 81.760306][ T719] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 81.760308][ T719] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 81.760311][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760315][ T719] __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)) [ 81.760318][ T719] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 81.760321][ T719] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 81.760324][ T719] ? 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) [ 81.760331][ T719] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 81.760334][ T719] put_chars (drivers/char/virtio_console.c:1176) [ 81.760336][ T719] ? __send_to_port (drivers/char/virtio_console.c:654) [ 81.760338][ T719] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 81.760340][ T719] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 81.760344][ T719] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 81.760345][ T719] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 81.760348][ T719] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 81.760350][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760351][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760353][ T719] console_emit_next_record (kernel/printk/printk.c:3183) [ 81.760356][ T719] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 81.760358][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760359][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760361][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760363][ T719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 81.760365][ T719] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 81.760366][ T719] console_flush_one_record (kernel/printk/printk.c:3268) [ 81.760368][ T719] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 81.760371][ T719] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 81.760373][ T719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 81.760374][ T719] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 81.760375][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760377][ T719] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 81.760378][ T719] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 81.760380][ T719] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 81.760382][ T719] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 81.760384][ T719] ? vprintk_emit (kernel/printk/printk.c:2478) [ 81.760385][ T719] vprintk_emit (kernel/printk/printk.c:2479) [ 81.760388][ T719] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 81.760390][ T719] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 81.760392][ T719] _printk (kernel/printk/printk.c:2504) [ 81.760395][ T719] ? snapshot_read.cold (user.c:?) [ 81.760397][ T719] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 81.760400][ T719] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 81.760402][ T719] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 81.760405][ T719] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 81.760407][ T719] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 81.760408][ T719] ? netdev_notice (net/core/dev.c:13194) [ 81.760410][ T719] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 81.760413][ T719] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 81.760414][ T719] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 81.760417][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760419][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760421][ T719] ? 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) [ 81.760424][ T719] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 81.760427][ T719] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 81.760429][ T719] __dev_change_flags (net/core/dev.c:9834) [ 81.760433][ T719] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 81.760435][ T719] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 81.760437][ T719] ? __kernel_text_address (kernel/extable.c:79) [ 81.760438][ T719] ? write_profile (profile.c:?) [ 81.760440][ T719] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 81.760443][ T719] netif_change_flags (net/core/dev.c:9877) [ 81.760445][ T719] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 81.760448][ T719] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 81.760450][ T719] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 81.760451][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760452][ T719] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 81.760456][ T719] ? kasan_save_stack (mm/kasan/common.c:58) [ 81.760459][ T719] ? kasan_save_stack (mm/kasan/common.c:57) [ 81.760460][ T719] ? kasan_save_track (mm/kasan/common.c:78) [ 81.760462][ T719] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 81.760463][ T719] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 81.760464][ T719] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 81.760466][ T719] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 81.760467][ T719] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 81.760468][ T719] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 81.760469][ T719] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 81.760470][ T719] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 81.760473][ T719] ? ___sys_sendmsg (net/socket.c:2767) [ 81.760474][ T719] ? __sys_sendmsg (net/socket.c:2799) [ 81.760476][ T719] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 81.760478][ T719] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 81.760480][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760482][ T719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 81.760483][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760485][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760487][ T719] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 81.760489][ T719] ? __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) [ 81.760491][ T719] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 81.760492][ T719] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 81.760493][ T719] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 81.760495][ T719] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 81.760497][ T719] rtnl_newlink (net/core/rtnetlink.c:4215) [ 81.760499][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760501][ T719] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 81.760502][ T719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 81.760503][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760505][ T719] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 81.760509][ T719] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 81.760510][ T719] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 81.760512][ T719] ? __kernel_text_address (kernel/extable.c:79) [ 81.760513][ T719] ? write_profile (profile.c:?) [ 81.760514][ T719] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 81.760515][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760517][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760518][ T719] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 81.760522][ T719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 81.760523][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760525][ T719] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 81.760526][ T719] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 81.760528][ T719] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 81.760529][ T719] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 81.760531][ T719] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 81.760533][ T719] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 81.760534][ T719] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 81.760536][ T719] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 81.760537][ T719] ? netlink_ack (./include/linux/skbuff.h:2718) [ 81.760538][ T719] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 81.760541][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760543][ T719] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 81.760545][ T719] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 81.760546][ T719] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 81.760548][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760549][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760551][ T719] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 81.760553][ T719] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 81.760555][ T719] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 81.760556][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760558][ T719] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 81.760560][ T719] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 81.760562][ T719] ? copy_msghdr_from_user (net/socket.c:2650) [ 81.760563][ T719] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 81.760565][ T719] ? move_addr_to_kernel (net/socket.c:258) [ 81.760566][ T719] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 81.760569][ T719] ___sys_sendmsg (net/socket.c:2767) [ 81.760570][ T719] ? copy_msghdr_from_user (net/socket.c:2619) [ 81.760575][ T719] __sys_sendmsg (net/socket.c:2799) [ 81.760577][ T719] ? __sys_sendmsg_sock (net/socket.c:2780) [ 81.760580][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 81.760582][ T719] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 81.760583][ T719] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 81.760585][ T719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 81.760586][ T719] RIP: 0033:0x7f5ec85d554e [ 81.760588][ T719] 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 [ 81.760590][ T719] RSP: 002b:00007ffe0f765860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 81.760594][ T719] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5ec85d554e [ 81.760595][ T719] RDX: 0000000000000000 RSI: 00007ffe0f765910 RDI: 0000000000000005 [ 81.760596][ T719] RBP: 00007ffe0f765870 R08: 0000000000000000 R09: 0000000000000000 [ 81.760597][ T719] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9186df [ 81.760597][ T719] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe0f765fd0 | [ 87.047024][ T735] softirqs last disabled at (0): 0x0 | [ 87.047026][ T735] Preemption disabled at: | [ 87.047027][ T735] vprintk_emit (kernel/printk/printk.c:2471) | [ 87.047038][ T735] Tainted: [W]=WARN [ 87.047038][ T735] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.047040][ T735] Call Trace: [ 87.047042][ T735] [ 87.047043][ T735] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 87.047048][ T735] ? vprintk_emit (kernel/printk/printk.c:2471) [ 87.047050][ T735] __might_resched.cold (kernel/sched/core.c:9234) [ 87.047053][ T735] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 87.047055][ T735] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 87.047058][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047062][ T735] __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)) [ 87.047065][ T735] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 87.047068][ T735] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 87.047071][ T735] ? 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) [ 87.047073][ T735] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 87.047075][ T735] put_chars (drivers/char/virtio_console.c:1176) [ 87.047077][ T735] ? __send_to_port (drivers/char/virtio_console.c:654) [ 87.047078][ T735] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 87.047081][ T735] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 87.047084][ T735] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 87.047085][ T735] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 87.047088][ T735] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 87.047090][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047091][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047094][ T735] console_emit_next_record (kernel/printk/printk.c:3183) [ 87.047096][ T735] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 87.047098][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047100][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047101][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047103][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 87.047105][ T735] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 87.047107][ T735] console_flush_one_record (kernel/printk/printk.c:3268) [ 87.047109][ T735] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 87.047111][ T735] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 87.047113][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 87.047115][ T735] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 87.047116][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047118][ T735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 87.047119][ T735] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 87.047120][ T735] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 87.047122][ T735] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 87.047124][ T735] ? vprintk_emit (kernel/printk/printk.c:2478) [ 87.047126][ T735] vprintk_emit (kernel/printk/printk.c:2479) [ 87.047128][ T735] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 87.047130][ T735] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 87.047133][ T735] _printk (kernel/printk/printk.c:2504) [ 87.047136][ T735] ? snapshot_read.cold (user.c:?) [ 87.047138][ T735] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 87.047141][ T735] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 87.047142][ T735] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 87.047145][ T735] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 87.047147][ T735] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 87.047148][ T735] ? netdev_notice (net/core/dev.c:13194) [ 87.047150][ T735] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 87.047153][ T735] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 87.047154][ T735] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 87.047157][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047159][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047161][ T735] ? 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) [ 87.047164][ T735] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 87.047166][ T735] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 87.047169][ T735] __dev_change_flags (net/core/dev.c:9834) [ 87.047172][ T735] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 87.047174][ T735] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 87.047176][ T735] ? __kernel_text_address (kernel/extable.c:79) [ 87.047177][ T735] ? write_profile (profile.c:?) [ 87.047180][ T735] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 87.047182][ T735] netif_change_flags (net/core/dev.c:9877) [ 87.047184][ T735] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 87.047188][ T735] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 87.047189][ T735] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 87.047190][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047192][ T735] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 87.047195][ T735] ? kasan_save_stack (mm/kasan/common.c:58) [ 87.047198][ T735] ? kasan_save_stack (mm/kasan/common.c:57) [ 87.047199][ T735] ? kasan_save_track (mm/kasan/common.c:78) [ 87.047201][ T735] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 87.047202][ T735] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 87.047204][ T735] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 87.047205][ T735] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 87.047206][ T735] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 87.047207][ T735] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 87.047208][ T735] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 87.047210][ T735] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 87.047212][ T735] ? ___sys_sendmsg (net/socket.c:2767) [ 87.047213][ T735] ? __sys_sendmsg (net/socket.c:2799) [ 87.047215][ T735] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 87.047217][ T735] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 87.047219][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047221][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 87.047223][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047224][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047226][ T735] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 87.047228][ T735] ? __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) [ 87.047230][ T735] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 87.047231][ T735] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 87.047233][ T735] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 87.047235][ T735] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 87.047237][ T735] rtnl_newlink (net/core/rtnetlink.c:4215) [ 87.047239][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047240][ T735] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 87.047242][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 87.047243][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047245][ T735] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 87.047248][ T735] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 87.047250][ T735] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 87.047251][ T735] ? __kernel_text_address (kernel/extable.c:79) [ 87.047252][ T735] ? write_profile (profile.c:?) [ 87.047253][ T735] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 87.047254][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047256][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047257][ T735] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 87.047261][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 87.047262][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047264][ T735] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 87.047265][ T735] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 87.047267][ T735] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 87.047268][ T735] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 87.047269][ T735] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 87.047272][ T735] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 87.047273][ T735] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 87.047274][ T735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 87.047276][ T735] ? netlink_ack (./include/linux/skbuff.h:2718) [ 87.047277][ T735] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 87.047279][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047281][ T735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 87.047283][ T735] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 87.047285][ T735] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 87.047287][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047288][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047290][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 87.047292][ T735] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 87.047293][ T735] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 87.047295][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047297][ T735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 87.047299][ T735] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 87.047300][ T735] ? copy_msghdr_from_user (net/socket.c:2650) [ 87.047302][ T735] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 87.047303][ T735] ? move_addr_to_kernel (net/socket.c:258) [ 87.047305][ T735] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 87.047307][ T735] ___sys_sendmsg (net/socket.c:2767) [ 87.047309][ T735] ? copy_msghdr_from_user (net/socket.c:2619) [ 87.047314][ T735] __sys_sendmsg (net/socket.c:2799) [ 87.047315][ T735] ? __sys_sendmsg_sock (net/socket.c:2780) [ 87.047318][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.047320][ T735] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 87.047321][ T735] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 87.047323][ T735] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 87.047325][ T735] RIP: 0033:0x7f395f1fe54e [ 87.047327][ T735] 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 [ 87.047329][ T735] RSP: 002b:00007ffce72e3640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 87.047332][ T735] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f395f1fe54e [ 87.047334][ T735] RDX: 0000000000000000 RSI: 00007ffce72e36f0 RDI: 0000000000000005 [ 87.047335][ T735] RBP: 00007ffce72e3650 R08: 0000000000000000 R09: 0000000000000000 [ 87.047335][ T735] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9186e4 [ 87.047336][ T735] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce72e3db0 | [ 90.089459][ T10] softirqs last disabled at (27282): neigh_managed_work (./include/linux/spinlock.h:353 net/core/neighbour.c:1664) | [ 90.089463][ T10] Preemption disabled at: | [ 90.089464][ T10] vprintk_emit (kernel/printk/printk.c:2471) | [ 90.089475][ T10] Tainted: [W]=WARN [ 90.089476][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 90.089477][ T10] Workqueue: events netdev_work_proc [ 90.089483][ T10] Call Trace: [ 90.089484][ T10] [ 90.089486][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 90.089491][ T10] ? vprintk_emit (kernel/printk/printk.c:2471) [ 90.089493][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 90.089497][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 90.089500][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.089504][ T10] __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)) [ 90.089508][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 90.089510][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 90.089514][ T10] ? 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) [ 90.089515][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 90.089518][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 90.089520][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 90.089521][ T10] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 90.089524][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 90.089527][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 90.089529][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.089530][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.089532][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 90.089535][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 90.089537][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 90.089539][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.089541][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.089543][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.089544][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 90.089547][ T10] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 90.089548][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 90.089551][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 90.089553][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 90.089555][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 90.089557][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 90.089559][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.089560][ T10] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 90.089562][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 90.089564][ T10] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 90.089566][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 90.089568][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 90.089570][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 90.089573][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 90.089575][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.089577][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 90.089579][ T10] _printk (kernel/printk/printk.c:2504) [ 90.089582][ T10] ? snapshot_read.cold (user.c:?) [ 90.089584][ T10] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 90.089586][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 90.089588][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 90.089591][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 90.089592][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 90.089594][ T10] ? netdev_notice (net/core/dev.c:13194) [ 90.089596][ T10] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 90.089598][ T10] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 90.089600][ T10] ? 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) [ 90.089603][ T10] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 90.089606][ T10] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 90.089608][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 90.089611][ T10] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 90.089613][ T10] ? 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) [ 90.089615][ T10] ? ref_tracker_free (lib/ref_tracker.c:339) [ 90.089618][ T10] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 90.089620][ T10] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 90.089621][ T10] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 90.089622][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 90.089624][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.089626][ T10] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 90.089629][ T10] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 90.089630][ T10] ? netdev_work_sched (net/core/netdev_work.c:82) [ 90.089632][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.089634][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 90.089635][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.089637][ T10] process_one_work (kernel/workqueue.c:3387) [ 90.089640][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 90.089642][ T10] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 90.089644][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 90.089646][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 90.089649][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 90.089651][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 90.089652][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 90.089655][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 90.089656][ T10] kthread (kernel/kthread.c:436) [ 90.089658][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 90.089659][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 90.089661][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 90.089664][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 90.089666][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 90.089669][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 90.089670][ T10] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 115.172753][ T960] softirqs last disabled at (0): 0x0 | [ 115.172754][ T960] Preemption disabled at: | [ 115.172755][ T960] vprintk_emit (kernel/printk/printk.c:2471) | [ 115.172766][ T960] Tainted: [W]=WARN [ 115.172767][ T960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 115.172769][ T960] Call Trace: [ 115.172770][ T960] [ 115.172771][ T960] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 115.172777][ T960] ? vprintk_emit (kernel/printk/printk.c:2471) [ 115.172781][ T960] __might_resched.cold (kernel/sched/core.c:9234) [ 115.172785][ T960] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 115.172786][ T960] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 115.172790][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172793][ T960] __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)) [ 115.172797][ T960] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 115.172800][ T960] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 115.172803][ T960] ? 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) [ 115.172805][ T960] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 115.172807][ T960] put_chars (drivers/char/virtio_console.c:1176) [ 115.172809][ T960] ? __send_to_port (drivers/char/virtio_console.c:654) [ 115.172811][ T960] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 115.172813][ T960] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 115.172816][ T960] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 115.172817][ T960] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 115.172821][ T960] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 115.172822][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172824][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172826][ T960] console_emit_next_record (kernel/printk/printk.c:3183) [ 115.172828][ T960] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 115.172830][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172832][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172834][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172835][ T960] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 115.172837][ T960] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 115.172839][ T960] console_flush_one_record (kernel/printk/printk.c:3268) [ 115.172841][ T960] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 115.172844][ T960] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 115.172845][ T960] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 115.172847][ T960] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 115.172848][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172850][ T960] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 115.172851][ T960] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 115.172853][ T960] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 115.172855][ T960] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 115.172856][ T960] ? vprintk_emit (kernel/printk/printk.c:2478) [ 115.172858][ T960] vprintk_emit (kernel/printk/printk.c:2479) [ 115.172861][ T960] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 115.172863][ T960] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 115.172865][ T960] _printk (kernel/printk/printk.c:2504) [ 115.172868][ T960] ? snapshot_read.cold (user.c:?) [ 115.172870][ T960] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 115.172873][ T960] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 115.172875][ T960] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 115.172878][ T960] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 115.172880][ T960] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 115.172881][ T960] ? netdev_notice (net/core/dev.c:13194) [ 115.172883][ T960] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.172886][ T960] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 115.172888][ T960] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 115.172890][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172892][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172894][ T960] ? 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) [ 115.172897][ T960] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 115.172900][ T960] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 115.172902][ T960] __dev_change_flags (net/core/dev.c:9834) [ 115.172906][ T960] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 115.172907][ T960] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 115.172909][ T960] ? __kernel_text_address (kernel/extable.c:79) [ 115.172910][ T960] ? write_profile (profile.c:?) [ 115.172913][ T960] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 115.172915][ T960] netif_change_flags (net/core/dev.c:9877) [ 115.172917][ T960] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 115.172920][ T960] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 115.172922][ T960] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 115.172923][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172925][ T960] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 115.172928][ T960] ? kasan_save_stack (mm/kasan/common.c:58) [ 115.172931][ T960] ? kasan_save_stack (mm/kasan/common.c:57) [ 115.172933][ T960] ? kasan_save_track (mm/kasan/common.c:78) [ 115.172934][ T960] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 115.172935][ T960] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 115.172937][ T960] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 115.172938][ T960] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 115.172939][ T960] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 115.172940][ T960] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.172942][ T960] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 115.172943][ T960] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 115.172945][ T960] ? ___sys_sendmsg (net/socket.c:2767) [ 115.172947][ T960] ? __sys_sendmsg (net/socket.c:2799) [ 115.172948][ T960] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 115.172950][ T960] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.172953][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172955][ T960] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 115.172956][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172957][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172959][ T960] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 115.172961][ T960] ? __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) [ 115.172963][ T960] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 115.172965][ T960] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 115.172966][ T960] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 115.172968][ T960] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 115.172970][ T960] rtnl_newlink (net/core/rtnetlink.c:4215) [ 115.172972][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172974][ T960] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 115.172975][ T960] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 115.172977][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172979][ T960] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 115.172982][ T960] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 115.172984][ T960] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 115.172985][ T960] ? __kernel_text_address (kernel/extable.c:79) [ 115.172986][ T960] ? write_profile (profile.c:?) [ 115.172987][ T960] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 115.172989][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172990][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172992][ T960] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 115.172995][ T960] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 115.172997][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.172999][ T960] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 115.173000][ T960] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 115.173001][ T960] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.173003][ T960] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 115.173004][ T960] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 115.173006][ T960] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 115.173008][ T960] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 115.173009][ T960] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 115.173011][ T960] ? netlink_ack (./include/linux/skbuff.h:2718) [ 115.173012][ T960] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 115.173014][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.173016][ T960] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 115.173018][ T960] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 115.173020][ T960] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 115.173021][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.173023][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.173024][ T960] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 115.173026][ T960] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 115.173028][ T960] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 115.173030][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.173031][ T960] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 115.173033][ T960] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 115.173035][ T960] ? copy_msghdr_from_user (net/socket.c:2650) [ 115.173036][ T960] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 115.173038][ T960] ? move_addr_to_kernel (net/socket.c:258) [ 115.173039][ T960] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 115.173042][ T960] ___sys_sendmsg (net/socket.c:2767) [ 115.173043][ T960] ? copy_msghdr_from_user (net/socket.c:2619) [ 115.173048][ T960] __sys_sendmsg (net/socket.c:2799) [ 115.173050][ T960] ? __sys_sendmsg_sock (net/socket.c:2780) [ 115.173053][ T960] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 115.173055][ T960] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 115.173056][ T960] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 115.173058][ T960] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 115.173059][ T960] RIP: 0033:0x7f334ba7554e [ 115.173061][ T960] 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 [ 115.173063][ T960] RSP: 002b:00007ffd3a7fb070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 115.173067][ T960] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f334ba7554e [ 115.173068][ T960] RDX: 0000000000000000 RSI: 00007ffd3a7fb120 RDI: 0000000000000005 [ 115.173069][ T960] RBP: 00007ffd3a7fb080 R08: 0000000000000000 R09: 0000000000000000 [ 115.173070][ T960] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918700 [ 115.173071][ T960] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd3a7fb7e0 | [ 120.515445][ T975] softirqs last disabled at (0): 0x0 | [ 120.515447][ T975] Preemption disabled at: | [ 120.515448][ T975] vprintk_emit (kernel/printk/printk.c:2471) | [ 120.515459][ T975] Tainted: [W]=WARN [ 120.515460][ T975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.515461][ T975] Call Trace: [ 120.515463][ T975] [ 120.515464][ T975] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 120.515475][ T975] ? vprintk_emit (kernel/printk/printk.c:2471) [ 120.515477][ T975] __might_resched.cold (kernel/sched/core.c:9234) [ 120.515480][ T975] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 120.515482][ T975] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 120.515485][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515489][ T975] __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)) [ 120.515493][ T975] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 120.515495][ T975] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 120.515499][ T975] ? 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) [ 120.515501][ T975] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 120.515503][ T975] put_chars (drivers/char/virtio_console.c:1176) [ 120.515505][ T975] ? __send_to_port (drivers/char/virtio_console.c:654) [ 120.515506][ T975] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 120.515509][ T975] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 120.515512][ T975] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 120.515513][ T975] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 120.515516][ T975] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 120.515518][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515519][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515522][ T975] console_emit_next_record (kernel/printk/printk.c:3183) [ 120.515524][ T975] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 120.515526][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515528][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515530][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515531][ T975] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 120.515533][ T975] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 120.515535][ T975] console_flush_one_record (kernel/printk/printk.c:3268) [ 120.515537][ T975] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 120.515540][ T975] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 120.515541][ T975] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 120.515543][ T975] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 120.515545][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515546][ T975] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 120.515547][ T975] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 120.515549][ T975] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 120.515551][ T975] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 120.515553][ T975] ? vprintk_emit (kernel/printk/printk.c:2478) [ 120.515555][ T975] vprintk_emit (kernel/printk/printk.c:2479) [ 120.515557][ T975] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 120.515559][ T975] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 120.515562][ T975] _printk (kernel/printk/printk.c:2504) [ 120.515565][ T975] ? snapshot_read.cold (user.c:?) [ 120.515567][ T975] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 120.515570][ T975] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 120.515572][ T975] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 120.515574][ T975] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 120.515576][ T975] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 120.515578][ T975] ? netdev_notice (net/core/dev.c:13194) [ 120.515579][ T975] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.515582][ T975] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 120.515584][ T975] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 120.515587][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515589][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515591][ T975] ? 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) [ 120.515593][ T975] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 120.515596][ T975] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 120.515598][ T975] __dev_change_flags (net/core/dev.c:9834) [ 120.515602][ T975] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 120.515603][ T975] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 120.515605][ T975] ? __kernel_text_address (kernel/extable.c:79) [ 120.515607][ T975] ? write_profile (profile.c:?) [ 120.515609][ T975] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 120.515611][ T975] netif_change_flags (net/core/dev.c:9877) [ 120.515613][ T975] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 120.515616][ T975] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 120.515618][ T975] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 120.515619][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515621][ T975] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 120.515624][ T975] ? kasan_save_stack (mm/kasan/common.c:58) [ 120.515627][ T975] ? kasan_save_stack (mm/kasan/common.c:57) [ 120.515629][ T975] ? kasan_save_track (mm/kasan/common.c:78) [ 120.515630][ T975] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 120.515632][ T975] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 120.515633][ T975] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 120.515634][ T975] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 120.515635][ T975] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 120.515636][ T975] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.515638][ T975] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 120.515639][ T975] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 120.515641][ T975] ? ___sys_sendmsg (net/socket.c:2767) [ 120.515643][ T975] ? __sys_sendmsg (net/socket.c:2799) [ 120.515645][ T975] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 120.515646][ T975] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.515649][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515651][ T975] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 120.515652][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515653][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515655][ T975] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 120.515657][ T975] ? __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) [ 120.515659][ T975] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 120.515660][ T975] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 120.515662][ T975] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 120.515664][ T975] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 120.515666][ T975] rtnl_newlink (net/core/rtnetlink.c:4215) [ 120.515668][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515670][ T975] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 120.515671][ T975] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 120.515672][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515674][ T975] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 120.515677][ T975] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 120.515679][ T975] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 120.515681][ T975] ? __kernel_text_address (kernel/extable.c:79) [ 120.515682][ T975] ? write_profile (profile.c:?) [ 120.515683][ T975] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 120.515684][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515686][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515687][ T975] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 120.515691][ T975] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 120.515692][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515694][ T975] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 120.515695][ T975] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 120.515697][ T975] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.515698][ T975] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 120.515699][ T975] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 120.515702][ T975] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 120.515703][ T975] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 120.515704][ T975] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 120.515706][ T975] ? netlink_ack (./include/linux/skbuff.h:2718) [ 120.515707][ T975] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 120.515709][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515711][ T975] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 120.515713][ T975] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 120.515715][ T975] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 120.515716][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515718][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515720][ T975] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 120.515721][ T975] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 120.515723][ T975] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 120.515725][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515727][ T975] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 120.515729][ T975] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 120.515730][ T975] ? copy_msghdr_from_user (net/socket.c:2650) [ 120.515732][ T975] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 120.515733][ T975] ? move_addr_to_kernel (net/socket.c:258) [ 120.515735][ T975] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 120.515737][ T975] ___sys_sendmsg (net/socket.c:2767) [ 120.515739][ T975] ? copy_msghdr_from_user (net/socket.c:2619) [ 120.515743][ T975] __sys_sendmsg (net/socket.c:2799) [ 120.515745][ T975] ? __sys_sendmsg_sock (net/socket.c:2780) [ 120.515748][ T975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 120.515750][ T975] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 120.515751][ T975] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 120.515753][ T975] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 120.515754][ T975] RIP: 0033:0x7f92081f054e [ 120.515756][ T975] 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 [ 120.515758][ T975] RSP: 002b:00007ffddc413640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.515762][ T975] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f92081f054e [ 120.515763][ T975] RDX: 0000000000000000 RSI: 00007ffddc4136f0 RDI: 0000000000000005 [ 120.515764][ T975] RBP: 00007ffddc413650 R08: 0000000000000000 R09: 0000000000000000 [ 120.515765][ T975] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918705 [ 120.515766][ T975] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffddc413db0 | [ 123.495685][ T720] softirqs last disabled at (0): 0x0 | [ 123.495687][ T720] Preemption disabled at: | [ 123.495688][ T720] vprintk_emit (kernel/printk/printk.c:2471) | [ 123.495700][ T720] Tainted: [W]=WARN [ 123.495701][ T720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.495702][ T720] Workqueue: events netdev_work_proc [ 123.495708][ T720] Call Trace: [ 123.495710][ T720] [ 123.495711][ T720] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 123.495717][ T720] ? vprintk_emit (kernel/printk/printk.c:2471) [ 123.495719][ T720] __might_resched.cold (kernel/sched/core.c:9234) [ 123.495723][ T720] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 123.495726][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.495730][ T720] __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)) [ 123.495734][ T720] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 123.495736][ T720] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 123.495740][ T720] ? 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) [ 123.495741][ T720] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 123.495743][ T720] put_chars (drivers/char/virtio_console.c:1176) [ 123.495745][ T720] ? __send_to_port (drivers/char/virtio_console.c:654) [ 123.495747][ T720] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 123.495750][ T720] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 123.495753][ T720] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 123.495754][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.495756][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.495758][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 123.495760][ T720] console_emit_next_record (kernel/printk/printk.c:3183) [ 123.495763][ T720] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 123.495765][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.495766][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.495768][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.495770][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 123.495772][ T720] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 123.495773][ T720] console_flush_one_record (kernel/printk/printk.c:3268) [ 123.495776][ T720] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 123.495781][ T720] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 123.495783][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 123.495784][ T720] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 123.495786][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.495788][ T720] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 123.495789][ T720] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 123.495791][ T720] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 123.495793][ T720] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 123.495795][ T720] ? vprintk_emit (kernel/printk/printk.c:2478) [ 123.495797][ T720] vprintk_emit (kernel/printk/printk.c:2479) [ 123.495799][ T720] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 123.495801][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.495803][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 123.495805][ T720] _printk (kernel/printk/printk.c:2504) [ 123.495808][ T720] ? snapshot_read.cold (user.c:?) [ 123.495810][ T720] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 123.495813][ T720] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 123.495814][ T720] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 123.495817][ T720] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 123.495819][ T720] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 123.495821][ T720] ? netdev_notice (net/core/dev.c:13194) [ 123.495822][ T720] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 123.495824][ T720] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 123.495826][ T720] ? 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) [ 123.495829][ T720] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 123.495832][ T720] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 123.495835][ T720] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 123.495838][ T720] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 123.495839][ T720] ? 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) [ 123.495841][ T720] ? ref_tracker_free (lib/ref_tracker.c:339) [ 123.495845][ T720] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 123.495846][ T720] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 123.495847][ T720] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 123.495849][ T720] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 123.495851][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.495853][ T720] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 123.495856][ T720] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 123.495857][ T720] ? netdev_work_sched (net/core/netdev_work.c:82) [ 123.495859][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.495860][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 123.495862][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 123.495864][ T720] process_one_work (kernel/workqueue.c:3387) [ 123.495868][ T720] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 123.495870][ T720] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 123.495872][ T720] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 123.495874][ T720] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 123.495876][ T720] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 123.495878][ T720] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 123.495880][ T720] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 123.495882][ T720] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 123.495883][ T720] kthread (kernel/kthread.c:436) [ 123.495885][ T720] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 123.495887][ T720] ? kthread_affine_preferred (kernel/kthread.c:857) [ 123.495888][ T720] ret_from_fork (arch/x86/kernel/process.c:158) [ 123.495891][ T720] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 123.495893][ T720] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 123.495896][ T720] ? kthread_affine_preferred (kernel/kthread.c:857) [ 123.495898][ T720] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 124.569161][ T67] softirqs last disabled at (1091200): br_multicast_gc_work (./include/linux/spinlock.h:353 net/bridge/br_multicast.c:4147) bridge | [ 124.569168][ T67] Preemption disabled at: | [ 124.569169][ T67] netif_rx_mode_run (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1329 (discriminator 2)) | [ 124.569180][ T67] Tainted: [W]=WARN [ 124.569181][ T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.569183][ T67] Workqueue: events netdev_work_proc [ 124.569188][ T67] Call Trace: [ 124.569190][ T67] [ 124.569191][ T67] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 124.569197][ T67] ? netif_rx_mode_run (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1329 (discriminator 2)) [ 124.569198][ T67] __might_resched.cold (kernel/sched/core.c:9234) [ 124.569202][ T67] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 124.569206][ T67] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 124.569208][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.569212][ 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)) [ 124.569216][ T67] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 124.569218][ T67] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 124.569222][ 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) [ 124.569224][ T67] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 124.569226][ T67] put_chars (drivers/char/virtio_console.c:1176) [ 124.569228][ T67] ? __send_to_port (drivers/char/virtio_console.c:654) [ 124.569229][ T67] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 124.569233][ T67] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 124.569236][ T67] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 124.569238][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.569239][ T67] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 124.569242][ T67] console_emit_next_record (kernel/printk/printk.c:3183) [ 124.569244][ T67] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 124.569246][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.569248][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.569249][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.569251][ T67] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 124.569253][ T67] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 124.569255][ T67] console_flush_one_record (kernel/printk/printk.c:3268) [ 124.569257][ T67] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 124.569260][ T67] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 124.569261][ T67] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 124.569263][ T67] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 124.569265][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.569266][ T67] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 124.569267][ T67] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 124.569269][ T67] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 124.569271][ T67] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 124.569273][ T67] ? vprintk_emit (kernel/printk/printk.c:2478) [ 124.569275][ T67] vprintk_emit (kernel/printk/printk.c:2479) [ 124.569277][ T67] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 124.569280][ T67] _printk (kernel/printk/printk.c:2504) [ 124.569283][ T67] ? snapshot_read.cold (user.c:?) [ 124.569286][ T67] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 124.569288][ T67] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 124.569290][ T67] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 124.569292][ T67] ? netdev_notice (net/core/dev.c:13194) [ 124.569294][ T67] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 124.569295][ T67] ? __hw_addr_add_ex (net/core/dev_addr_lists.c:125) [ 124.569297][ 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) [ 124.569300][ T67] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 124.569302][ T67] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 124.569305][ T67] dev_uc_sync (net/core/dev_addr_lists.c:874) [ 124.569307][ T67] netif_rx_mode_run (net/core/dev_addr_lists.c:1330) [ 124.569308][ T67] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 124.569310][ T67] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 124.569312][ 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) [ 124.569313][ T67] ? ref_tracker_free (lib/ref_tracker.c:339) [ 124.569317][ T67] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 124.569319][ T67] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 124.569320][ T67] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 124.569321][ T67] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 124.569323][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.569325][ T67] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 124.569328][ T67] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 124.569330][ T67] ? netdev_work_sched (net/core/netdev_work.c:82) [ 124.569331][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.569333][ T67] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 124.569334][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.569337][ T67] process_one_work (kernel/workqueue.c:3387) [ 124.569340][ T67] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 124.569343][ T67] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 124.569345][ T67] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 124.569348][ T67] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 124.569349][ T67] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 124.569351][ T67] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 124.569353][ T67] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 124.569355][ T67] kthread (kernel/kthread.c:436) [ 124.569356][ T67] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 124.569358][ T67] ? kthread_affine_preferred (kernel/kthread.c:857) [ 124.569359][ T67] ret_from_fork (arch/x86/kernel/process.c:158) [ 124.569362][ T67] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 124.569364][ T67] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 124.569367][ T67] ? kthread_affine_preferred (kernel/kthread.c:857) [ 124.569369][ T67] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 141.205434][ T1177] softirqs last disabled at (0): 0x0 | [ 141.205436][ T1177] Preemption disabled at: | [ 141.205437][ T1177] vprintk_emit (kernel/printk/printk.c:2471) | [ 141.205451][ T1177] Tainted: [W]=WARN [ 141.205452][ T1177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 141.205455][ T1177] Call Trace: [ 141.205456][ T1177] [ 141.205458][ T1177] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 141.205464][ T1177] ? vprintk_emit (kernel/printk/printk.c:2471) [ 141.205466][ T1177] __might_resched.cold (kernel/sched/core.c:9234) [ 141.205471][ T1177] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 141.205475][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205479][ T1177] __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)) [ 141.205484][ T1177] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 141.205487][ T1177] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 141.205491][ T1177] ? 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) [ 141.205494][ T1177] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 141.205496][ T1177] put_chars (drivers/char/virtio_console.c:1176) [ 141.205499][ T1177] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 141.205501][ T1177] ? __send_to_port (drivers/char/virtio_console.c:654) [ 141.205504][ T1177] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 141.205507][ T1177] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 141.205512][ T1177] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 141.205513][ T1177] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 141.205516][ T1177] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 141.205518][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205520][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205522][ T1177] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 141.205525][ T1177] console_emit_next_record (kernel/printk/printk.c:3183) [ 141.205529][ T1177] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 141.205531][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205533][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205535][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205537][ T1177] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 141.205540][ T1177] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 141.205542][ T1177] console_flush_one_record (kernel/printk/printk.c:3268) [ 141.205551][ T1177] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 141.205555][ T1177] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 141.205557][ T1177] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 141.205559][ T1177] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 141.205561][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205563][ T1177] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 141.205566][ T1177] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 141.205568][ T1177] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 141.205570][ T1177] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 141.205573][ T1177] ? vprintk_emit (kernel/printk/printk.c:2478) [ 141.205576][ T1177] vprintk_emit (kernel/printk/printk.c:2479) [ 141.205579][ T1177] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 141.205581][ T1177] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 141.205585][ T1177] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 141.205589][ T1177] _printk (kernel/printk/printk.c:2504) [ 141.205593][ T1177] ? snapshot_read.cold (user.c:?) [ 141.205595][ T1177] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 141.205599][ T1177] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 141.205601][ T1177] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 141.205605][ T1177] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 141.205607][ T1177] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 141.205610][ T1177] ? netdev_notice (net/core/dev.c:13194) [ 141.205612][ T1177] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 141.205616][ T1177] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 141.205619][ T1177] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 141.205623][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205625][ T1177] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 141.205629][ T1177] ? 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) [ 141.205632][ T1177] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 141.205636][ T1177] __dev_change_flags (net/core/dev.c:9821) [ 141.205640][ T1177] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 141.205642][ T1177] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 141.205645][ T1177] ? __kernel_text_address (kernel/extable.c:79) [ 141.205647][ T1177] ? write_profile (profile.c:?) [ 141.205649][ T1177] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 141.205653][ T1177] netif_change_flags (net/core/dev.c:9877) [ 141.205656][ T1177] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 141.205662][ T1177] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 141.205664][ T1177] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 141.205665][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205668][ T1177] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 141.205672][ T1177] ? kasan_save_stack (mm/kasan/common.c:58) [ 141.205676][ T1177] ? kasan_save_stack (mm/kasan/common.c:57) [ 141.205678][ T1177] ? kasan_save_track (mm/kasan/common.c:78) [ 141.205680][ T1177] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 141.205682][ T1177] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 141.205684][ T1177] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 141.205685][ T1177] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 141.205687][ T1177] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 141.205689][ T1177] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 141.205690][ T1177] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 141.205692][ T1177] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 141.205694][ T1177] ? ___sys_sendmsg (net/socket.c:2767) [ 141.205696][ T1177] ? __sys_sendmsg (net/socket.c:2799) [ 141.205698][ T1177] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 141.205701][ T1177] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 141.205704][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205707][ T1177] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 141.205709][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205711][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205713][ T1177] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 141.205716][ T1177] ? __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) [ 141.205718][ T1177] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 141.205720][ T1177] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 141.205722][ T1177] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 141.205725][ T1177] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 141.205728][ T1177] rtnl_newlink (net/core/rtnetlink.c:4215) [ 141.205731][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205734][ T1177] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 141.205735][ T1177] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 141.205737][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205740][ T1177] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 141.205744][ T1177] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 141.205747][ T1177] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 141.205748][ T1177] ? __kernel_text_address (kernel/extable.c:79) [ 141.205750][ T1177] ? write_profile (profile.c:?) [ 141.205752][ T1177] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 141.205754][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205756][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205758][ T1177] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 141.205762][ T1177] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 141.205764][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205766][ T1177] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 141.205768][ T1177] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 141.205771][ T1177] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.205773][ T1177] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 141.205775][ T1177] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 141.205781][ T1177] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 141.205783][ T1177] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.205785][ T1177] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 141.205787][ T1177] ? netlink_ack (./include/linux/skbuff.h:2718) [ 141.205789][ T1177] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 141.205793][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205795][ T1177] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 141.205798][ T1177] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 141.205801][ T1177] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 141.205803][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205805][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205807][ T1177] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 141.205810][ T1177] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 141.205813][ T1177] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 141.205815][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205818][ T1177] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 141.205820][ T1177] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 141.205823][ T1177] ? copy_msghdr_from_user (net/socket.c:2650) [ 141.205825][ T1177] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 141.205827][ T1177] ? move_addr_to_kernel (net/socket.c:258) [ 141.205829][ T1177] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 141.205833][ T1177] ___sys_sendmsg (net/socket.c:2767) [ 141.205835][ T1177] ? copy_msghdr_from_user (net/socket.c:2619) [ 141.205843][ T1177] __sys_sendmsg (net/socket.c:2799) [ 141.205845][ T1177] ? __sys_sendmsg_sock (net/socket.c:2780) [ 141.205849][ T1177] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.205852][ T1177] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 141.205854][ T1177] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 141.205856][ T1177] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 141.205859][ T1177] RIP: 0033:0x7f2326a5e54e [ 141.205861][ T1177] 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 [ 141.205863][ T1177] RSP: 002b:00007ffe20aba920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 141.205867][ T1177] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2326a5e54e [ 141.205869][ T1177] RDX: 0000000000000000 RSI: 00007ffe20aba9d0 RDI: 0000000000000005 [ 141.205871][ T1177] RBP: 00007ffe20aba930 R08: 0000000000000000 R09: 0000000000000000 [ 141.205872][ T1177] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91871a [ 141.205873][ T1177] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe20abb090 | [ 146.514176][ T1192] softirqs last disabled at (0): 0x0 | [ 146.514178][ T1192] Preemption disabled at: | [ 146.514178][ T1192] vprintk_emit (kernel/printk/printk.c:2471) | [ 146.514189][ T1192] Tainted: [W]=WARN [ 146.514190][ T1192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.514192][ T1192] Call Trace: [ 146.514194][ T1192] [ 146.514195][ T1192] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 146.514200][ T1192] ? vprintk_emit (kernel/printk/printk.c:2471) [ 146.514202][ T1192] __might_resched.cold (kernel/sched/core.c:9234) [ 146.514206][ T1192] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 146.514209][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514213][ T1192] __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)) [ 146.514216][ T1192] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 146.514219][ T1192] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 146.514223][ T1192] ? 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) [ 146.514224][ T1192] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 146.514226][ T1192] put_chars (drivers/char/virtio_console.c:1176) [ 146.514228][ T1192] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 146.514230][ T1192] ? __send_to_port (drivers/char/virtio_console.c:654) [ 146.514232][ T1192] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 146.514234][ T1192] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 146.514238][ T1192] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 146.514239][ T1192] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 146.514240][ T1192] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 146.514242][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514243][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514245][ T1192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.514247][ T1192] console_emit_next_record (kernel/printk/printk.c:3183) [ 146.514250][ T1192] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 146.514252][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514253][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514255][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514256][ T1192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.514258][ T1192] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 146.514260][ T1192] console_flush_one_record (kernel/printk/printk.c:3268) [ 146.514262][ T1192] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 146.514265][ T1192] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 146.514266][ T1192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.514268][ T1192] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 146.514270][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514271][ T1192] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 146.514272][ T1192] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 146.514274][ T1192] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 146.514276][ T1192] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 146.514278][ T1192] ? vprintk_emit (kernel/printk/printk.c:2478) [ 146.514280][ T1192] vprintk_emit (kernel/printk/printk.c:2479) [ 146.514282][ T1192] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 146.514284][ T1192] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 146.514287][ T1192] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 146.514290][ T1192] _printk (kernel/printk/printk.c:2504) [ 146.514293][ T1192] ? snapshot_read.cold (user.c:?) [ 146.514295][ T1192] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 146.514298][ T1192] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 146.514300][ T1192] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 146.514302][ T1192] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 146.514304][ T1192] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 146.514306][ T1192] ? netdev_notice (net/core/dev.c:13194) [ 146.514307][ T1192] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 146.514310][ T1192] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 146.514314][ T1192] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 146.514317][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514319][ T1192] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.514322][ T1192] ? 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) [ 146.514325][ T1192] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 146.514327][ T1192] __dev_change_flags (net/core/dev.c:9821) [ 146.514331][ T1192] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 146.514332][ T1192] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 146.514334][ T1192] ? __kernel_text_address (kernel/extable.c:79) [ 146.514335][ T1192] ? write_profile (profile.c:?) [ 146.514338][ T1192] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 146.514340][ T1192] netif_change_flags (net/core/dev.c:9877) [ 146.514342][ T1192] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 146.514347][ T1192] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 146.514349][ T1192] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 146.514350][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514352][ T1192] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 146.514355][ T1192] ? kasan_save_stack (mm/kasan/common.c:58) [ 146.514358][ T1192] ? kasan_save_stack (mm/kasan/common.c:57) [ 146.514360][ T1192] ? kasan_save_track (mm/kasan/common.c:78) [ 146.514361][ T1192] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 146.514363][ T1192] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 146.514364][ T1192] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 146.514365][ T1192] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 146.514366][ T1192] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 146.514368][ T1192] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 146.514369][ T1192] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 146.514370][ T1192] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 146.514372][ T1192] ? ___sys_sendmsg (net/socket.c:2767) [ 146.514373][ T1192] ? __sys_sendmsg (net/socket.c:2799) [ 146.514375][ T1192] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 146.514377][ T1192] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 146.514379][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514381][ T1192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.514382][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514384][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514386][ T1192] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 146.514388][ T1192] ? __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) [ 146.514389][ T1192] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 146.514391][ T1192] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 146.514392][ T1192] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 146.514394][ T1192] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 146.514396][ T1192] rtnl_newlink (net/core/rtnetlink.c:4215) [ 146.514398][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514400][ T1192] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 146.514401][ T1192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.514402][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514404][ T1192] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 146.514407][ T1192] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 146.514409][ T1192] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 146.514410][ T1192] ? __kernel_text_address (kernel/extable.c:79) [ 146.514412][ T1192] ? write_profile (profile.c:?) [ 146.514413][ T1192] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 146.514414][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514416][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514417][ T1192] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 146.514421][ T1192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.514422][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514424][ T1192] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 146.514425][ T1192] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 146.514427][ T1192] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.514428][ T1192] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 146.514429][ T1192] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 146.514432][ T1192] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 146.514433][ T1192] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.514434][ T1192] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 146.514436][ T1192] ? netlink_ack (./include/linux/skbuff.h:2718) [ 146.514437][ T1192] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 146.514440][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514441][ T1192] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 146.514443][ T1192] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 146.514445][ T1192] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 146.514447][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514448][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514450][ T1192] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.514452][ T1192] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 146.514454][ T1192] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 146.514455][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514457][ T1192] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 146.514459][ T1192] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 146.514460][ T1192] ? copy_msghdr_from_user (net/socket.c:2650) [ 146.514462][ T1192] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 146.514464][ T1192] ? move_addr_to_kernel (net/socket.c:258) [ 146.514465][ T1192] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 146.514468][ T1192] ___sys_sendmsg (net/socket.c:2767) [ 146.514469][ T1192] ? copy_msghdr_from_user (net/socket.c:2619) [ 146.514474][ T1192] __sys_sendmsg (net/socket.c:2799) [ 146.514476][ T1192] ? __sys_sendmsg_sock (net/socket.c:2780) [ 146.514479][ T1192] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.514481][ T1192] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 146.514482][ T1192] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 146.514484][ T1192] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 146.514486][ T1192] RIP: 0033:0x7f2ffaae454e [ 146.514488][ T1192] 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 [ 146.514490][ T1192] RSP: 002b:00007ffdeed0e9a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 146.514493][ T1192] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2ffaae454e [ 146.514495][ T1192] RDX: 0000000000000000 RSI: 00007ffdeed0ea50 RDI: 0000000000000005 [ 146.514496][ T1192] RBP: 00007ffdeed0e9b0 R08: 0000000000000000 R09: 0000000000000000 [ 146.514496][ T1192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91871f [ 146.514497][ T1192] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdeed0f110 | [ 148.851453][ T1219] softirqs last disabled at (0): 0x0 | [ 148.851455][ T1219] Preemption disabled at: | [ 148.851456][ T1219] vprintk_emit (kernel/printk/printk.c:2471) | [ 148.851471][ T1219] Tainted: [W]=WARN [ 148.851472][ T1219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 148.851474][ T1219] Call Trace: [ 148.851476][ T1219] [ 148.851478][ T1219] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 148.851484][ T1219] ? vprintk_emit (kernel/printk/printk.c:2471) [ 148.851486][ T1219] __might_resched.cold (kernel/sched/core.c:9234) [ 148.851491][ T1219] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 148.851493][ T1219] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 148.851497][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851502][ T1219] __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)) [ 148.851506][ T1219] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 148.851509][ T1219] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 148.851515][ T1219] ? 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) [ 148.851517][ T1219] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 148.851520][ T1219] put_chars (drivers/char/virtio_console.c:1176) [ 148.851522][ T1219] ? __send_to_port (drivers/char/virtio_console.c:654) [ 148.851525][ T1219] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 148.851529][ T1219] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 148.851533][ T1219] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 148.851535][ T1219] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 148.851539][ T1219] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 148.851541][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851543][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851547][ T1219] console_emit_next_record (kernel/printk/printk.c:3183) [ 148.851550][ T1219] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 148.851553][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851555][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851558][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851560][ T1219] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.851563][ T1219] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 148.851566][ T1219] console_flush_one_record (kernel/printk/printk.c:3268) [ 148.851569][ T1219] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 148.851573][ T1219] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 148.851581][ T1219] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.851583][ T1219] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 148.851585][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851587][ T1219] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 148.851589][ T1219] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 148.851591][ T1219] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 148.851594][ T1219] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 148.851597][ T1219] ? vprintk_emit (kernel/printk/printk.c:2478) [ 148.851600][ T1219] vprintk_emit (kernel/printk/printk.c:2479) [ 148.851603][ T1219] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 148.851605][ T1219] ? update_load_avg (kernel/sched/fair.c:5864) [ 148.851608][ T1219] ? update_load_avg (kernel/sched/fair.c:5864) [ 148.851610][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851614][ T1219] _printk (kernel/printk/printk.c:2504) [ 148.851617][ T1219] ? snapshot_read.cold (user.c:?) [ 148.851620][ T1219] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 148.851623][ T1219] ? __schedule (kernel/sched/core.c:7277) [ 148.851626][ T1219] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 148.851629][ T1219] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 148.851632][ T1219] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 148.851635][ T1219] ? netdev_notice (net/core/dev.c:13194) [ 148.851637][ T1219] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 148.851642][ T1219] ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12) [ 148.851645][ T1219] ? 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) [ 148.851649][ T1219] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 148.851653][ T1219] ? __local_bh_enable_ip (kernel/softirq.c:480 (discriminator 2)) [ 148.851656][ T1219] __dev_change_flags (net/core/dev.c:9834) [ 148.851660][ T1219] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 148.851663][ T1219] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 148.851666][ T1219] ? __kernel_text_address (kernel/extable.c:79) [ 148.851668][ T1219] ? write_profile (profile.c:?) [ 148.851671][ T1219] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 148.851675][ T1219] netif_change_flags (net/core/dev.c:9877) [ 148.851678][ T1219] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 148.851684][ T1219] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 148.851686][ T1219] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 148.851688][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851690][ T1219] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 148.851695][ T1219] ? kasan_save_stack (mm/kasan/common.c:58) [ 148.851698][ T1219] ? kasan_save_stack (mm/kasan/common.c:57) [ 148.851700][ T1219] ? kasan_save_track (mm/kasan/common.c:78) [ 148.851703][ T1219] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 148.851705][ T1219] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 148.851707][ T1219] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 148.851708][ T1219] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 148.851710][ T1219] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 148.851712][ T1219] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 148.851714][ T1219] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 148.851716][ T1219] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 148.851719][ T1219] ? ___sys_sendmsg (net/socket.c:2767) [ 148.851721][ T1219] ? __sys_sendmsg (net/socket.c:2799) [ 148.851723][ T1219] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 148.851726][ T1219] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.851730][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851732][ T1219] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.851734][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851737][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851739][ T1219] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 148.851742][ T1219] ? __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) [ 148.851744][ T1219] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 148.851746][ T1219] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 148.851749][ T1219] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 148.851752][ T1219] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 148.851755][ T1219] rtnl_newlink (net/core/rtnetlink.c:4215) [ 148.851758][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851761][ T1219] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 148.851763][ T1219] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.851765][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851768][ T1219] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 148.851772][ T1219] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 148.851774][ T1219] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 148.851776][ T1219] ? __kernel_text_address (kernel/extable.c:79) [ 148.851781][ T1219] ? write_profile (profile.c:?) [ 148.851783][ T1219] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 148.851785][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851787][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851789][ T1219] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 148.851793][ T1219] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.851795][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851798][ T1219] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 148.851800][ T1219] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 148.851803][ T1219] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 148.851805][ T1219] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 148.851807][ T1219] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 148.851811][ T1219] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 148.851813][ T1219] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 148.851815][ T1219] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 148.851817][ T1219] ? netlink_ack (./include/linux/skbuff.h:2718) [ 148.851819][ T1219] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 148.851823][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851825][ T1219] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 148.851828][ T1219] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 148.851831][ T1219] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 148.851833][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851836][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851838][ T1219] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 148.851841][ T1219] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 148.851844][ T1219] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 148.851846][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851849][ T1219] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 148.851852][ T1219] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 148.851854][ T1219] ? copy_msghdr_from_user (net/socket.c:2650) [ 148.851856][ T1219] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 148.851858][ T1219] ? move_addr_to_kernel (net/socket.c:258) [ 148.851860][ T1219] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 148.851865][ T1219] ___sys_sendmsg (net/socket.c:2767) [ 148.851867][ T1219] ? copy_msghdr_from_user (net/socket.c:2619) [ 148.851875][ T1219] __sys_sendmsg (net/socket.c:2799) [ 148.851878][ T1219] ? __sys_sendmsg_sock (net/socket.c:2780) [ 148.851882][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 148.851885][ T1219] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 148.851886][ T1219] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 148.851889][ T1219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 148.851892][ T1219] RIP: 0033:0x7f2ad810254e [ 148.851894][ T1219] 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 [ 148.851897][ T1219] RSP: 002b:00007ffc91bd2f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 148.851901][ T1219] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2ad810254e [ 148.851903][ T1219] RDX: 0000000000000000 RSI: 00007ffc91bd3030 RDI: 0000000000000005 [ 148.851904][ T1219] RBP: 00007ffc91bd2f90 R08: 0000000000000000 R09: 0000000000000000 [ 148.851906][ T1219] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918722 [ 148.851907][ T1219] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc91bd36f0 | [ 154.135583][ T1234] softirqs last disabled at (0): 0x0 | [ 154.135585][ T1234] Preemption disabled at: | [ 154.135586][ T1234] vprintk_emit (kernel/printk/printk.c:2471) | [ 154.135605][ T1234] Tainted: [W]=WARN [ 154.135606][ T1234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.135608][ T1234] Call Trace: [ 154.135609][ T1234] [ 154.135611][ T1234] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 154.135616][ T1234] ? vprintk_emit (kernel/printk/printk.c:2471) [ 154.135617][ T1234] __might_resched.cold (kernel/sched/core.c:9234) [ 154.135621][ T1234] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 154.135623][ T1234] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 154.135626][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135630][ T1234] __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)) [ 154.135634][ T1234] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 154.135637][ T1234] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 154.135641][ T1234] ? 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) [ 154.135642][ T1234] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 154.135644][ T1234] put_chars (drivers/char/virtio_console.c:1176) [ 154.135646][ T1234] ? __send_to_port (drivers/char/virtio_console.c:654) [ 154.135648][ T1234] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 154.135650][ T1234] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 154.135654][ T1234] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 154.135655][ T1234] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 154.135658][ T1234] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 154.135659][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135661][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135663][ T1234] console_emit_next_record (kernel/printk/printk.c:3183) [ 154.135666][ T1234] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 154.135668][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135669][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135671][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135673][ T1234] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 154.135674][ T1234] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 154.135676][ T1234] console_flush_one_record (kernel/printk/printk.c:3268) [ 154.135679][ T1234] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 154.135681][ T1234] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 154.135683][ T1234] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 154.135684][ T1234] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 154.135686][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135688][ T1234] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 154.135689][ T1234] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 154.135690][ T1234] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 154.135692][ T1234] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 154.135694][ T1234] ? vprintk_emit (kernel/printk/printk.c:2478) [ 154.135696][ T1234] vprintk_emit (kernel/printk/printk.c:2479) [ 154.135698][ T1234] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 154.135700][ T1234] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 154.135703][ T1234] _printk (kernel/printk/printk.c:2504) [ 154.135706][ T1234] ? snapshot_read.cold (user.c:?) [ 154.135708][ T1234] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 154.135711][ T1234] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 154.135713][ T1234] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 154.135716][ T1234] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 154.135717][ T1234] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 154.135719][ T1234] ? netdev_notice (net/core/dev.c:13194) [ 154.135720][ T1234] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 154.135724][ T1234] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 154.135725][ T1234] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 154.135728][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135730][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135732][ T1234] ? 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) [ 154.135735][ T1234] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 154.135737][ T1234] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 154.135740][ T1234] __dev_change_flags (net/core/dev.c:9834) [ 154.135744][ T1234] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 154.135745][ T1234] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 154.135747][ T1234] ? __kernel_text_address (kernel/extable.c:79) [ 154.135748][ T1234] ? write_profile (profile.c:?) [ 154.135750][ T1234] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 154.135753][ T1234] netif_change_flags (net/core/dev.c:9877) [ 154.135755][ T1234] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 154.135760][ T1234] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 154.135761][ T1234] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 154.135762][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135764][ T1234] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 154.135768][ T1234] ? kasan_save_stack (mm/kasan/common.c:58) [ 154.135770][ T1234] ? kasan_save_stack (mm/kasan/common.c:57) [ 154.135772][ T1234] ? kasan_save_track (mm/kasan/common.c:78) [ 154.135773][ T1234] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 154.135774][ T1234] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 154.135776][ T1234] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 154.135777][ T1234] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 154.135780][ T1234] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 154.135781][ T1234] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 154.135783][ T1234] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 154.135784][ T1234] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 154.135787][ T1234] ? ___sys_sendmsg (net/socket.c:2767) [ 154.135788][ T1234] ? __sys_sendmsg (net/socket.c:2799) [ 154.135790][ T1234] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 154.135792][ T1234] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.135794][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135796][ T1234] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 154.135797][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135799][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135800][ T1234] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 154.135802][ T1234] ? __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) [ 154.135805][ T1234] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 154.135806][ T1234] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 154.135807][ T1234] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 154.135810][ T1234] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 154.135812][ T1234] rtnl_newlink (net/core/rtnetlink.c:4215) [ 154.135813][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135815][ T1234] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 154.135816][ T1234] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 154.135818][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135820][ T1234] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 154.135823][ T1234] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 154.135824][ T1234] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 154.135826][ T1234] ? __kernel_text_address (kernel/extable.c:79) [ 154.135827][ T1234] ? write_profile (profile.c:?) [ 154.135828][ T1234] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 154.135829][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135831][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135832][ T1234] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 154.135836][ T1234] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 154.135837][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135839][ T1234] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 154.135840][ T1234] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 154.135842][ T1234] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 154.135843][ T1234] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 154.135845][ T1234] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 154.135847][ T1234] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 154.135849][ T1234] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 154.135850][ T1234] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 154.135851][ T1234] ? netlink_ack (./include/linux/skbuff.h:2718) [ 154.135853][ T1234] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 154.135855][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135857][ T1234] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 154.135858][ T1234] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 154.135860][ T1234] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 154.135862][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135863][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135865][ T1234] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 154.135867][ T1234] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 154.135869][ T1234] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 154.135871][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135872][ T1234] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 154.135874][ T1234] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 154.135876][ T1234] ? copy_msghdr_from_user (net/socket.c:2650) [ 154.135877][ T1234] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 154.135879][ T1234] ? move_addr_to_kernel (net/socket.c:258) [ 154.135880][ T1234] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 154.135883][ T1234] ___sys_sendmsg (net/socket.c:2767) [ 154.135884][ T1234] ? copy_msghdr_from_user (net/socket.c:2619) [ 154.135889][ T1234] __sys_sendmsg (net/socket.c:2799) [ 154.135891][ T1234] ? __sys_sendmsg_sock (net/socket.c:2780) [ 154.135894][ T1234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.135896][ T1234] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 154.135897][ T1234] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 154.135899][ T1234] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.135900][ T1234] RIP: 0033:0x7f29a0fb854e [ 154.135902][ T1234] 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 [ 154.135904][ T1234] RSP: 002b:00007ffe5e633d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 154.135908][ T1234] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f29a0fb854e [ 154.135909][ T1234] RDX: 0000000000000000 RSI: 00007ffe5e633dc0 RDI: 0000000000000005 [ 154.135910][ T1234] RBP: 00007ffe5e633d20 R08: 0000000000000000 R09: 0000000000000000 [ 154.135911][ T1234] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918727 [ 154.135912][ T1234] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe5e634480 | [ 162.793009][ T10] softirqs last disabled at (27282): neigh_managed_work (./include/linux/spinlock.h:353 net/core/neighbour.c:1664) | [ 162.793013][ T10] Preemption disabled at: | [ 162.793014][ T10] netif_rx_mode_run (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1329 (discriminator 2)) | [ 162.793024][ T10] Tainted: [W]=WARN [ 162.793025][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 162.793027][ T10] Workqueue: events netdev_work_proc [ 162.793032][ T10] Call Trace: [ 162.793034][ T10] [ 162.793035][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 162.793040][ T10] ? netif_rx_mode_run (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1329 (discriminator 2)) [ 162.793042][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 162.793045][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 162.793048][ T10] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 162.793051][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.793055][ T10] __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)) [ 162.793058][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 162.793061][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 162.793065][ T10] ? 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) [ 162.793066][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 162.793068][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 162.793070][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 162.793072][ T10] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 162.793075][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 162.793079][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 162.793080][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.793082][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 162.793084][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 162.793087][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 162.793089][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.793090][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.793092][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.793093][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 162.793095][ T10] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 162.793097][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 162.793099][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 162.793102][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 162.793104][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 162.793105][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 162.793107][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.793108][ T10] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 162.793110][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 162.793111][ T10] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 162.793113][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 162.793115][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 162.793117][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 162.793120][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 162.793122][ T10] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 162.793123][ T10] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 162.793126][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 162.793128][ T10] _printk (kernel/printk/printk.c:2504) [ 162.793131][ T10] ? snapshot_read.cold (user.c:?) [ 162.793134][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 162.793136][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 162.793138][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 162.793140][ T10] ? netdev_notice (net/core/dev.c:13194) [ 162.793141][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 162.793142][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.793144][ T10] ? 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) [ 162.793146][ T10] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 162.793148][ T10] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 162.793150][ T10] ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3)) [ 162.793153][ T10] ? 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) [ 162.793156][ T10] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 162.793159][ T10] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 162.793161][ T10] dev_uc_sync (net/core/dev_addr_lists.c:874) [ 162.793163][ T10] netif_rx_mode_run (net/core/dev_addr_lists.c:1330) [ 162.793165][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 162.793167][ T10] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 162.793168][ T10] ? 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) [ 162.793170][ T10] ? ref_tracker_free (lib/ref_tracker.c:339) [ 162.793174][ T10] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 162.793175][ T10] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 162.793176][ T10] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 162.793178][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 162.793180][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.793181][ T10] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 162.793183][ T10] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 162.793185][ T10] ? netdev_work_sched (net/core/netdev_work.c:82) [ 162.793186][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.793188][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 162.793189][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 162.793191][ T10] process_one_work (kernel/workqueue.c:3387) [ 162.793194][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 162.793196][ T10] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 162.793198][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 162.793200][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 162.793202][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 162.793204][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 162.793206][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 162.793208][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 162.793210][ T10] kthread (kernel/kthread.c:436) [ 162.793211][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 162.793212][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 162.793214][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 162.793216][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 162.793218][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 162.793220][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 162.793222][ T10] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 163.867579][ T1500] softirqs last disabled at (0): 0x0 | [ 163.867581][ T1500] Preemption disabled at: | [ 163.867582][ T1500] vprintk_emit (kernel/printk/printk.c:2471) | [ 163.867596][ T1500] Tainted: [W]=WARN [ 163.867597][ T1500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.867599][ T1500] Call Trace: [ 163.867601][ T1500] [ 163.867603][ T1500] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 163.867609][ T1500] ? vprintk_emit (kernel/printk/printk.c:2471) [ 163.867611][ T1500] __might_resched.cold (kernel/sched/core.c:9234) [ 163.867616][ T1500] ? __module_address (kernel/module/main.c:3915) [ 163.867620][ T1500] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 163.867623][ T1500] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 163.867626][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867636][ T1500] __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)) [ 163.867640][ T1500] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 163.867643][ T1500] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 163.867648][ T1500] ? 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) [ 163.867650][ T1500] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 163.867653][ T1500] put_chars (drivers/char/virtio_console.c:1176) [ 163.867655][ T1500] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 163.867657][ T1500] ? __send_to_port (drivers/char/virtio_console.c:654) [ 163.867660][ T1500] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 163.867664][ T1500] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 163.867669][ T1500] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 163.867671][ T1500] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 163.867673][ T1500] ? vsnprintf (lib/vsprintf.c:2900) [ 163.867677][ T1500] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 163.867679][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867681][ T1500] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.867685][ T1500] console_emit_next_record (kernel/printk/printk.c:3183) [ 163.867688][ T1500] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 163.867691][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867693][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867695][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867698][ T1500] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.867700][ T1500] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 163.867702][ T1500] console_flush_one_record (kernel/printk/printk.c:3268) [ 163.867706][ T1500] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 163.867710][ T1500] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 163.867712][ T1500] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.867714][ T1500] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 163.867716][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867719][ T1500] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 163.867721][ T1500] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 163.867723][ T1500] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 163.867726][ T1500] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 163.867728][ T1500] ? vprintk_emit (kernel/printk/printk.c:2478) [ 163.867731][ T1500] vprintk_emit (kernel/printk/printk.c:2479) [ 163.867735][ T1500] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 163.867737][ T1500] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 163.867739][ T1500] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 163.867742][ T1500] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.867744][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867747][ T1500] _printk (kernel/printk/printk.c:2504) [ 163.867751][ T1500] ? snapshot_read.cold (user.c:?) [ 163.867754][ T1500] ? br_multicast_flood (??:?) bridge [ 163.867772][ T1500] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 163.867775][ T1500] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 163.867777][ T1500] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 163.867783][ T1500] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 163.867797][ T1500] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 163.867810][ T1500] new_nbp (net/bridge/br_if.c:449) bridge [ 163.867823][ T1500] br_add_if (net/bridge/br_if.c:592) bridge [ 163.867834][ T1500] ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410) [ 163.867838][ T1500] ? dev_change_flags (net/core/dev_api.c:69) [ 163.867840][ T1500] ? cycle_netdev (drivers/net/vrf.c:1003) vrf [ 163.867844][ T1500] ? vrf_del_slave (drivers/net/vrf.c:1068 drivers/net/vrf.c:1075) vrf [ 163.867847][ T1500] do_set_master (net/core/rtnetlink.c:3071) [ 163.867851][ T1500] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 163.867853][ T1500] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 163.867855][ T1500] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 163.867857][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867859][ T1500] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 163.867864][ T1500] ? kasan_save_stack (mm/kasan/common.c:58) [ 163.867868][ T1500] ? kasan_save_stack (mm/kasan/common.c:57) [ 163.867870][ T1500] ? kasan_save_track (mm/kasan/common.c:78) [ 163.867872][ T1500] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 163.867874][ T1500] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 163.867876][ T1500] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 163.867878][ T1500] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 163.867879][ T1500] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 163.867883][ T1500] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 163.867884][ T1500] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 163.867886][ T1500] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 163.867889][ T1500] ? ___sys_sendmsg (net/socket.c:2767) [ 163.867891][ T1500] ? __sys_sendmsg (net/socket.c:2799) [ 163.867894][ T1500] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 163.867896][ T1500] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.867900][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867903][ T1500] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.867905][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867907][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867909][ T1500] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 163.867913][ T1500] ? __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) [ 163.867916][ T1500] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 163.867918][ T1500] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 163.867920][ T1500] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 163.867922][ T1500] ? nla_get_range_signed (lib/nlattr.c:270) [ 163.867926][ T1500] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 163.867929][ T1500] rtnl_newlink (net/core/rtnetlink.c:4215) [ 163.867932][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867935][ T1500] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 163.867937][ T1500] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.867939][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867942][ T1500] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 163.867945][ T1500] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 163.867948][ T1500] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 163.867951][ T1500] ? __kernel_text_address (kernel/extable.c:79) [ 163.867953][ T1500] ? write_profile (profile.c:?) [ 163.867955][ T1500] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 163.867958][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867960][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867963][ T1500] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 163.867967][ T1500] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.867969][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867972][ T1500] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 163.867974][ T1500] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 163.867977][ T1500] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 163.867979][ T1500] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 163.867981][ T1500] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 163.867984][ T1500] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 163.867987][ T1500] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 163.867989][ T1500] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 163.867991][ T1500] ? netlink_ack (./include/linux/skbuff.h:2718) [ 163.867993][ T1500] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 163.867997][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.867999][ T1500] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 163.868002][ T1500] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 163.868005][ T1500] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 163.868007][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.868009][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.868012][ T1500] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.868014][ T1500] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 163.868017][ T1500] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 163.868020][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.868023][ T1500] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 163.868025][ T1500] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 163.868028][ T1500] ? copy_msghdr_from_user (net/socket.c:2650) [ 163.868030][ T1500] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 163.868032][ T1500] ? move_addr_to_kernel (net/socket.c:258) [ 163.868034][ T1500] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 163.868039][ T1500] ___sys_sendmsg (net/socket.c:2767) [ 163.868041][ T1500] ? copy_msghdr_from_user (net/socket.c:2619) [ 163.868049][ T1500] __sys_sendmsg (net/socket.c:2799) [ 163.868052][ T1500] ? __sys_sendmsg_sock (net/socket.c:2780) [ 163.868056][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.868059][ T1500] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 163.868061][ T1500] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 163.868064][ T1500] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 163.868066][ T1500] RIP: 0033:0x7fd7e60c754e [ 163.868069][ T1500] 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 [ 163.868071][ T1500] RSP: 002b:00007ffda9405cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 163.868076][ T1500] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd7e60c754e [ 163.868078][ T1500] RDX: 0000000000000000 RSI: 00007ffda9405d60 RDI: 0000000000000005 [ 163.868079][ T1500] RBP: 00007ffda9405cc0 R08: 0000000000000000 R09: 0000000000000000 [ 163.868080][ T1500] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918731 [ 163.868081][ T1500] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda9406420 | [ 180.623947][ T1556] softirqs last disabled at (0): 0x0 | [ 180.623949][ T1556] Preemption disabled at: | [ 180.623950][ T1556] vprintk_emit (kernel/printk/printk.c:2471) | [ 180.623961][ T1556] Tainted: [W]=WARN [ 180.623962][ T1556] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 180.623964][ T1556] Call Trace: [ 180.623966][ T1556] [ 180.623967][ T1556] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 180.623973][ T1556] ? vprintk_emit (kernel/printk/printk.c:2471) [ 180.623975][ T1556] __might_resched.cold (kernel/sched/core.c:9234) [ 180.623978][ T1556] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 180.623981][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.623985][ T1556] __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)) [ 180.623989][ T1556] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 180.623991][ T1556] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 180.623995][ T1556] ? 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) [ 180.623997][ T1556] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 180.623998][ T1556] put_chars (drivers/char/virtio_console.c:1176) [ 180.624000][ T1556] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 180.624002][ T1556] ? __send_to_port (drivers/char/virtio_console.c:654) [ 180.624004][ T1556] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 180.624006][ T1556] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 180.624010][ T1556] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 180.624011][ T1556] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 180.624013][ T1556] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 180.624014][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624016][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624017][ T1556] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 180.624019][ T1556] console_emit_next_record (kernel/printk/printk.c:3183) [ 180.624022][ T1556] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 180.624024][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624026][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624027][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624029][ T1556] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 180.624031][ T1556] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 180.624033][ T1556] console_flush_one_record (kernel/printk/printk.c:3268) [ 180.624035][ T1556] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 180.624037][ T1556] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 180.624039][ T1556] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 180.624041][ T1556] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 180.624042][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624044][ T1556] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 180.624045][ T1556] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 180.624047][ T1556] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 180.624049][ T1556] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 180.624050][ T1556] ? vprintk_emit (kernel/printk/printk.c:2478) [ 180.624052][ T1556] vprintk_emit (kernel/printk/printk.c:2479) [ 180.624054][ T1556] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 180.624056][ T1556] ? update_load_avg (kernel/sched/fair.c:5864) [ 180.624059][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624060][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624062][ T1556] _printk (kernel/printk/printk.c:2504) [ 180.624065][ T1556] ? snapshot_read.cold (user.c:?) [ 180.624067][ T1556] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 180.624070][ T1556] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 180.624072][ T1556] ? __schedule (kernel/sched/core.c:7277) [ 180.624075][ T1556] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 180.624078][ T1556] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 180.624080][ T1556] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 180.624081][ T1556] ? netdev_notice (net/core/dev.c:13194) [ 180.624083][ T1556] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 180.624086][ T1556] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 180.624089][ T1556] ? preempt_schedule_common (kernel/sched/core.c:7449) [ 180.624091][ T1556] ? 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) [ 180.624094][ T1556] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 180.624097][ T1556] __dev_change_flags (net/core/dev.c:9821) [ 180.624100][ T1556] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 180.624102][ T1556] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 180.624105][ T1556] ? __kernel_text_address (kernel/extable.c:79) [ 180.624106][ T1556] ? write_profile (profile.c:?) [ 180.624108][ T1556] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 180.624111][ T1556] netif_change_flags (net/core/dev.c:9877) [ 180.624113][ T1556] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 180.624118][ T1556] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 180.624120][ T1556] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 180.624121][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624122][ T1556] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 180.624126][ T1556] ? kasan_save_stack (mm/kasan/common.c:58) [ 180.624129][ T1556] ? kasan_save_stack (mm/kasan/common.c:57) [ 180.624131][ T1556] ? kasan_save_track (mm/kasan/common.c:78) [ 180.624132][ T1556] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 180.624134][ T1556] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 180.624135][ T1556] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 180.624136][ T1556] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 180.624137][ T1556] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 180.624139][ T1556] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 180.624140][ T1556] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 180.624141][ T1556] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 180.624142][ T1556] ? ___sys_sendmsg (net/socket.c:2767) [ 180.624144][ T1556] ? __sys_sendmsg (net/socket.c:2799) [ 180.624145][ T1556] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 180.624147][ T1556] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 180.624150][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624152][ T1556] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 180.624153][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624155][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624156][ T1556] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 180.624158][ T1556] ? __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) [ 180.624160][ T1556] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 180.624161][ T1556] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 180.624162][ T1556] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 180.624164][ T1556] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 180.624166][ T1556] rtnl_newlink (net/core/rtnetlink.c:4215) [ 180.624168][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624170][ T1556] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 180.624171][ T1556] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 180.624173][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624175][ T1556] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 180.624178][ T1556] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 180.624180][ T1556] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 180.624181][ T1556] ? __kernel_text_address (kernel/extable.c:79) [ 180.624182][ T1556] ? write_profile (profile.c:?) [ 180.624183][ T1556] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 180.624185][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624186][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624188][ T1556] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 180.624191][ T1556] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 180.624193][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624195][ T1556] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 180.624196][ T1556] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 180.624197][ T1556] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 180.624199][ T1556] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 180.624200][ T1556] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 180.624202][ T1556] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 180.624204][ T1556] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 180.624205][ T1556] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 180.624207][ T1556] ? netlink_ack (./include/linux/skbuff.h:2718) [ 180.624208][ T1556] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 180.624210][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624212][ T1556] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 180.624214][ T1556] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 180.624216][ T1556] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 180.624217][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624219][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624221][ T1556] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 180.624222][ T1556] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 180.624224][ T1556] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 180.624226][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624228][ T1556] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 180.624229][ T1556] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 180.624231][ T1556] ? copy_msghdr_from_user (net/socket.c:2650) [ 180.624233][ T1556] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 180.624234][ T1556] ? move_addr_to_kernel (net/socket.c:258) [ 180.624236][ T1556] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 180.624238][ T1556] ___sys_sendmsg (net/socket.c:2767) [ 180.624240][ T1556] ? copy_msghdr_from_user (net/socket.c:2619) [ 180.624245][ T1556] __sys_sendmsg (net/socket.c:2799) [ 180.624246][ T1556] ? __sys_sendmsg_sock (net/socket.c:2780) [ 180.624249][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 180.624251][ T1556] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 180.624252][ T1556] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 180.624254][ T1556] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 180.624256][ T1556] RIP: 0033:0x7f318a31f54e [ 180.624258][ T1556] 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 [ 180.624259][ T1556] RSP: 002b:00007ffc13d8f260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 180.624263][ T1556] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f318a31f54e [ 180.624265][ T1556] RDX: 0000000000000000 RSI: 00007ffc13d8f310 RDI: 0000000000000005 [ 180.624265][ T1556] RBP: 00007ffc13d8f270 R08: 0000000000000000 R09: 0000000000000000 [ 180.624266][ T1556] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918742 [ 180.624267][ T1556] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc13d8f9d0 | [ 185.908026][ T1571] softirqs last disabled at (0): 0x0 | [ 185.908028][ T1571] Preemption disabled at: | [ 185.908029][ T1571] vprintk_emit (kernel/printk/printk.c:2471) | [ 185.908043][ T1571] Tainted: [W]=WARN [ 185.908044][ T1571] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 185.908046][ T1571] Call Trace: [ 185.908048][ T1571] [ 185.908050][ T1571] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 185.908056][ T1571] ? vprintk_emit (kernel/printk/printk.c:2471) [ 185.908058][ T1571] __might_resched.cold (kernel/sched/core.c:9234) [ 185.908063][ T1571] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 185.908068][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908072][ T1571] __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)) [ 185.908077][ T1571] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 185.908080][ T1571] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 185.908085][ T1571] ? 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) [ 185.908087][ T1571] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 185.908090][ T1571] put_chars (drivers/char/virtio_console.c:1176) [ 185.908092][ T1571] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 185.908095][ T1571] ? __send_to_port (drivers/char/virtio_console.c:654) [ 185.908098][ T1571] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 185.908101][ T1571] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 185.908106][ T1571] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 185.908108][ T1571] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 185.908110][ T1571] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 185.908112][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908115][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908117][ T1571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 185.908120][ T1571] console_emit_next_record (kernel/printk/printk.c:3183) [ 185.908123][ T1571] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 185.908126][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908128][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908131][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908133][ T1571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 185.908136][ T1571] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 185.908138][ T1571] console_flush_one_record (kernel/printk/printk.c:3268) [ 185.908141][ T1571] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 185.908145][ T1571] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 185.908148][ T1571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 185.908150][ T1571] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 185.908152][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908154][ T1571] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 185.908156][ T1571] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 185.908158][ T1571] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 185.908161][ T1571] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 185.908164][ T1571] ? vprintk_emit (kernel/printk/printk.c:2478) [ 185.908166][ T1571] vprintk_emit (kernel/printk/printk.c:2479) [ 185.908170][ T1571] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 185.908172][ T1571] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 185.908176][ T1571] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 185.908180][ T1571] _printk (kernel/printk/printk.c:2504) [ 185.908184][ T1571] ? snapshot_read.cold (user.c:?) [ 185.908187][ T1571] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 185.908190][ T1571] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 185.908193][ T1571] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 185.908197][ T1571] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 185.908199][ T1571] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 185.908202][ T1571] ? netdev_notice (net/core/dev.c:13194) [ 185.908204][ T1571] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 185.908208][ T1571] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 185.908212][ T1571] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 185.908215][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908218][ T1571] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 185.908221][ T1571] ? 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) [ 185.908225][ T1571] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 185.908229][ T1571] __dev_change_flags (net/core/dev.c:9821) [ 185.908234][ T1571] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 185.908236][ T1571] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 185.908239][ T1571] ? __kernel_text_address (kernel/extable.c:79) [ 185.908241][ T1571] ? write_profile (profile.c:?) [ 185.908243][ T1571] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 185.908247][ T1571] netif_change_flags (net/core/dev.c:9877) [ 185.908250][ T1571] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 185.908255][ T1571] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 185.908257][ T1571] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 185.908259][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908261][ T1571] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 185.908266][ T1571] ? kasan_save_stack (mm/kasan/common.c:58) [ 185.908270][ T1571] ? kasan_save_stack (mm/kasan/common.c:57) [ 185.908272][ T1571] ? kasan_save_track (mm/kasan/common.c:78) [ 185.908274][ T1571] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 185.908276][ T1571] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 185.908278][ T1571] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 185.908280][ T1571] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 185.908281][ T1571] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 185.908283][ T1571] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 185.908285][ T1571] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 185.908287][ T1571] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 185.908289][ T1571] ? ___sys_sendmsg (net/socket.c:2767) [ 185.908291][ T1571] ? __sys_sendmsg (net/socket.c:2799) [ 185.908294][ T1571] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 185.908296][ T1571] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 185.908300][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908302][ T1571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 185.908304][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908306][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908309][ T1571] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 185.908312][ T1571] ? __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) [ 185.908314][ T1571] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 185.908316][ T1571] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 185.908319][ T1571] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 185.908322][ T1571] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 185.908325][ T1571] rtnl_newlink (net/core/rtnetlink.c:4215) [ 185.908328][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908331][ T1571] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 185.908333][ T1571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 185.908335][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908338][ T1571] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 185.908341][ T1571] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 185.908344][ T1571] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 185.908346][ T1571] ? __kernel_text_address (kernel/extable.c:79) [ 185.908348][ T1571] ? write_profile (profile.c:?) [ 185.908350][ T1571] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 185.908352][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908354][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908356][ T1571] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 185.908360][ T1571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 185.908362][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908365][ T1571] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 185.908367][ T1571] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 185.908369][ T1571] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 185.908371][ T1571] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 185.908374][ T1571] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 185.908377][ T1571] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 185.908379][ T1571] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 185.908381][ T1571] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 185.908384][ T1571] ? netlink_ack (./include/linux/skbuff.h:2718) [ 185.908385][ T1571] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 185.908389][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908392][ T1571] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 185.908395][ T1571] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 185.908398][ T1571] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 185.908400][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908402][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908404][ T1571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 185.908407][ T1571] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 185.908410][ T1571] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 185.908413][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908416][ T1571] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 185.908418][ T1571] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 185.908421][ T1571] ? copy_msghdr_from_user (net/socket.c:2650) [ 185.908423][ T1571] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 185.908425][ T1571] ? move_addr_to_kernel (net/socket.c:258) [ 185.908427][ T1571] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 185.908431][ T1571] ___sys_sendmsg (net/socket.c:2767) [ 185.908434][ T1571] ? copy_msghdr_from_user (net/socket.c:2619) [ 185.908442][ T1571] __sys_sendmsg (net/socket.c:2799) [ 185.908444][ T1571] ? __sys_sendmsg_sock (net/socket.c:2780) [ 185.908448][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 185.908451][ T1571] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 185.908453][ T1571] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 185.908456][ T1571] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 185.908459][ T1571] RIP: 0033:0x7fe25ae8754e [ 185.908461][ T1571] 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 [ 185.908464][ T1571] RSP: 002b:00007ffe5b9da4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 185.908468][ T1571] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe25ae8754e [ 185.908470][ T1571] RDX: 0000000000000000 RSI: 00007ffe5b9da570 RDI: 0000000000000005 [ 185.908471][ T1571] RBP: 00007ffe5b9da4d0 R08: 0000000000000000 R09: 0000000000000000 [ 185.908473][ T1571] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918747 [ 185.908474][ T1571] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe5b9dac30 | [ 188.292042][ T1598] softirqs last disabled at (0): 0x0 | [ 188.292045][ T1598] Preemption disabled at: | [ 188.292046][ T1598] vprintk_emit (kernel/printk/printk.c:2471) | [ 188.292060][ T1598] Tainted: [W]=WARN [ 188.292062][ T1598] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 188.292064][ T1598] Call Trace: [ 188.292066][ T1598] [ 188.292068][ T1598] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 188.292074][ T1598] ? vprintk_emit (kernel/printk/printk.c:2471) [ 188.292077][ T1598] __might_resched.cold (kernel/sched/core.c:9234) [ 188.292081][ T1598] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 188.292084][ T1598] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 188.292088][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292093][ T1598] __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)) [ 188.292097][ T1598] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 188.292101][ T1598] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 188.292106][ T1598] ? 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) [ 188.292108][ T1598] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 188.292111][ T1598] put_chars (drivers/char/virtio_console.c:1176) [ 188.292114][ T1598] ? __send_to_port (drivers/char/virtio_console.c:654) [ 188.292116][ T1598] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 188.292120][ T1598] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 188.292125][ T1598] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 188.292126][ T1598] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 188.292130][ T1598] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 188.292133][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292135][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292138][ T1598] console_emit_next_record (kernel/printk/printk.c:3183) [ 188.292142][ T1598] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 188.292145][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292147][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292150][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292152][ T1598] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.292155][ T1598] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 188.292158][ T1598] console_flush_one_record (kernel/printk/printk.c:3268) [ 188.292161][ T1598] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 188.292165][ T1598] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 188.292168][ T1598] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.292170][ T1598] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 188.292172][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292175][ T1598] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 188.292177][ T1598] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 188.292179][ T1598] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 188.292182][ T1598] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 188.292185][ T1598] ? vprintk_emit (kernel/printk/printk.c:2478) [ 188.292188][ T1598] vprintk_emit (kernel/printk/printk.c:2479) [ 188.292191][ T1598] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 188.292193][ T1598] ? update_load_avg (kernel/sched/fair.c:5864) [ 188.292197][ T1598] ? update_load_avg (kernel/sched/fair.c:5864) [ 188.292199][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292202][ T1598] _printk (kernel/printk/printk.c:2504) [ 188.292206][ T1598] ? snapshot_read.cold (user.c:?) [ 188.292209][ T1598] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 188.292212][ T1598] ? __schedule (kernel/sched/core.c:7277) [ 188.292215][ T1598] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 188.292218][ T1598] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 188.292221][ T1598] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 188.292224][ T1598] ? netdev_notice (net/core/dev.c:13194) [ 188.292226][ T1598] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 188.292231][ T1598] ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12) [ 188.292234][ T1598] ? 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) [ 188.292239][ T1598] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 188.292242][ T1598] ? __local_bh_enable_ip (kernel/softirq.c:480 (discriminator 2)) [ 188.292246][ T1598] __dev_change_flags (net/core/dev.c:9834) [ 188.292250][ T1598] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 188.292253][ T1598] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 188.292256][ T1598] ? __kernel_text_address (kernel/extable.c:79) [ 188.292258][ T1598] ? write_profile (profile.c:?) [ 188.292261][ T1598] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 188.292265][ T1598] netif_change_flags (net/core/dev.c:9877) [ 188.292269][ T1598] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 188.292275][ T1598] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 188.292277][ T1598] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 188.292279][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292281][ T1598] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 188.292286][ T1598] ? kasan_save_stack (mm/kasan/common.c:58) [ 188.292290][ T1598] ? kasan_save_stack (mm/kasan/common.c:57) [ 188.292292][ T1598] ? kasan_save_track (mm/kasan/common.c:78) [ 188.292294][ T1598] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 188.292296][ T1598] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 188.292299][ T1598] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 188.292301][ T1598] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 188.292303][ T1598] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 188.292305][ T1598] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 188.292307][ T1598] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 188.292309][ T1598] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 188.292312][ T1598] ? ___sys_sendmsg (net/socket.c:2767) [ 188.292315][ T1598] ? __sys_sendmsg (net/socket.c:2799) [ 188.292317][ T1598] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 188.292320][ T1598] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 188.292324][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292326][ T1598] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.292328][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292331][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292333][ T1598] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 188.292336][ T1598] ? __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) [ 188.292338][ T1598] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 188.292341][ T1598] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 188.292343][ T1598] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 188.292347][ T1598] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 188.292350][ T1598] rtnl_newlink (net/core/rtnetlink.c:4215) [ 188.292354][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292356][ T1598] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 188.292358][ T1598] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.292360][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292363][ T1598] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 188.292368][ T1598] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 188.292370][ T1598] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 188.292372][ T1598] ? __kernel_text_address (kernel/extable.c:79) [ 188.292374][ T1598] ? write_profile (profile.c:?) [ 188.292376][ T1598] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 188.292378][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292380][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292382][ T1598] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 188.292387][ T1598] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.292389][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292391][ T1598] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 188.292393][ T1598] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 188.292396][ T1598] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 188.292398][ T1598] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 188.292400][ T1598] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 188.292404][ T1598] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 188.292406][ T1598] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 188.292408][ T1598] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 188.292411][ T1598] ? netlink_ack (./include/linux/skbuff.h:2718) [ 188.292413][ T1598] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 188.292417][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292419][ T1598] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 188.292422][ T1598] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 188.292425][ T1598] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 188.292427][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292430][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292432][ T1598] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.292435][ T1598] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 188.292438][ T1598] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 188.292441][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292444][ T1598] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 188.292447][ T1598] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 188.292449][ T1598] ? copy_msghdr_from_user (net/socket.c:2650) [ 188.292452][ T1598] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 188.292454][ T1598] ? move_addr_to_kernel (net/socket.c:258) [ 188.292456][ T1598] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 188.292460][ T1598] ___sys_sendmsg (net/socket.c:2767) [ 188.292463][ T1598] ? copy_msghdr_from_user (net/socket.c:2619) [ 188.292471][ T1598] __sys_sendmsg (net/socket.c:2799) [ 188.292474][ T1598] ? __sys_sendmsg_sock (net/socket.c:2780) [ 188.292478][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.292481][ T1598] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 188.292483][ T1598] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 188.292486][ T1598] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 188.292488][ T1598] RIP: 0033:0x7fb596bba54e [ 188.292491][ T1598] 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 [ 188.292493][ T1598] RSP: 002b:00007ffff3b61160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 188.292498][ T1598] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb596bba54e [ 188.292500][ T1598] RDX: 0000000000000000 RSI: 00007ffff3b61210 RDI: 0000000000000005 [ 188.292501][ T1598] RBP: 00007ffff3b61170 R08: 0000000000000000 R09: 0000000000000000 [ 188.292502][ T1598] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918749 [ 188.292504][ T1598] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffff3b618d0 | [ 193.573828][ T1613] softirqs last disabled at (0): 0x0 | [ 193.573831][ T1613] Preemption disabled at: | [ 193.573832][ T1613] vprintk_emit (kernel/printk/printk.c:2471) | [ 193.573846][ T1613] Tainted: [W]=WARN [ 193.573848][ T1613] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 193.573850][ T1613] Call Trace: [ 193.573852][ T1613] [ 193.573854][ T1613] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 193.573860][ T1613] ? vprintk_emit (kernel/printk/printk.c:2471) [ 193.573862][ T1613] __might_resched.cold (kernel/sched/core.c:9234) [ 193.573867][ T1613] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 193.573869][ T1613] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 193.573874][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.573879][ T1613] __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)) [ 193.573883][ T1613] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 193.573887][ T1613] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 193.573892][ T1613] ? 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) [ 193.573894][ T1613] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 193.573897][ T1613] put_chars (drivers/char/virtio_console.c:1176) [ 193.573900][ T1613] ? __send_to_port (drivers/char/virtio_console.c:654) [ 193.573903][ T1613] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 193.573907][ T1613] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 193.573911][ T1613] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 193.573913][ T1613] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 193.573918][ T1613] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 193.573920][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.573922][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.573926][ T1613] console_emit_next_record (kernel/printk/printk.c:3183) [ 193.573930][ T1613] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 193.573933][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.573936][ T1613] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 193.573939][ T1613] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 193.573941][ T1613] console_flush_one_record (kernel/printk/printk.c:3268) [ 193.573945][ T1613] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 193.573949][ T1613] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 193.573951][ T1613] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 193.573954][ T1613] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 193.573956][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.573958][ T1613] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 193.573961][ T1613] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 193.573963][ T1613] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 193.573966][ T1613] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 193.573968][ T1613] ? vprintk_emit (kernel/printk/printk.c:2478) [ 193.573971][ T1613] vprintk_emit (kernel/printk/printk.c:2479) [ 193.573975][ T1613] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 193.573977][ T1613] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 193.573981][ T1613] _printk (kernel/printk/printk.c:2504) [ 193.573986][ T1613] ? snapshot_read.cold (user.c:?) [ 193.573989][ T1613] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 193.573992][ T1613] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 193.573995][ T1613] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 193.573999][ T1613] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 193.574002][ T1613] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 193.574004][ T1613] ? netdev_notice (net/core/dev.c:13194) [ 193.574007][ T1613] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 193.574010][ T1613] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 193.574013][ T1613] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 193.574017][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.574020][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.574022][ T1613] ? 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) [ 193.574027][ T1613] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 193.574030][ T1613] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 193.574034][ T1613] __dev_change_flags (net/core/dev.c:9834) [ 193.574038][ T1613] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 193.574041][ T1613] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 193.574044][ T1613] ? __kernel_text_address (kernel/extable.c:79) [ 193.574046][ T1613] ? write_profile (profile.c:?) [ 193.574049][ T1613] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 193.574052][ T1613] netif_change_flags (net/core/dev.c:9877) [ 193.574055][ T1613] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 193.574062][ T1613] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 193.574064][ T1613] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 193.574066][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.574068][ T1613] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 193.574074][ T1613] ? kasan_save_stack (mm/kasan/common.c:58) [ 193.574077][ T1613] ? kasan_save_stack (mm/kasan/common.c:57) [ 193.574080][ T1613] ? kasan_save_track (mm/kasan/common.c:78) [ 193.574082][ T1613] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 193.574084][ T1613] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 193.574086][ T1613] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 193.574088][ T1613] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 193.574090][ T1613] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 193.574092][ T1613] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 193.574094][ T1613] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 193.574096][ T1613] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 193.574099][ T1613] ? ___sys_sendmsg (net/socket.c:2767) [ 193.574102][ T1613] ? __sys_sendmsg (net/socket.c:2799) [ 193.574104][ T1613] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 193.574107][ T1613] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 193.574111][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.574113][ T1613] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 193.574115][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.574118][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.574120][ T1613] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 193.574123][ T1613] ? __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) [ 193.574126][ T1613] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 193.574128][ T1613] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 193.574131][ T1613] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 193.574134][ T1613] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 193.574138][ T1613] rtnl_newlink (net/core/rtnetlink.c:4215) [ 193.574141][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.574144][ T1613] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 193.574145][ T1613] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 193.574148][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.574151][ T1613] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 193.574155][ T1613] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 193.574158][ T1613] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 193.574160][ T1613] ? __kernel_text_address (kernel/extable.c:79) [ 193.574162][ T1613] ? write_profile (profile.c:?) [ 193.574164][ T1613] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 193.574166][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.574168][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.574170][ T1613] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 193.574175][ T1613] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 193.574177][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.574180][ T1613] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 193.574182][ T1613] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 193.574184][ T1613] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 193.574186][ T1613] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 193.574189][ T1613] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 193.574193][ T1613] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 193.574195][ T1613] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 193.574197][ T1613] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 193.574200][ T1613] ? netlink_ack (./include/linux/skbuff.h:2718) [ 193.574202][ T1613] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 193.574206][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.574208][ T1613] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 193.574211][ T1613] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 193.574214][ T1613] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 193.574217][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.574219][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.574222][ T1613] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 193.574224][ T1613] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 193.574227][ T1613] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 193.574230][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.574233][ T1613] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 193.574236][ T1613] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 193.574238][ T1613] ? copy_msghdr_from_user (net/socket.c:2650) [ 193.574241][ T1613] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 193.574243][ T1613] ? move_addr_to_kernel (net/socket.c:258) [ 193.574245][ T1613] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 193.574250][ T1613] ___sys_sendmsg (net/socket.c:2767) [ 193.574252][ T1613] ? copy_msghdr_from_user (net/socket.c:2619) [ 193.574260][ T1613] __sys_sendmsg (net/socket.c:2799) [ 193.574263][ T1613] ? __sys_sendmsg_sock (net/socket.c:2780) [ 193.574267][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 193.574271][ T1613] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 193.574272][ T1613] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 193.574276][ T1613] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 193.574278][ T1613] RIP: 0033:0x7f4dccbe054e [ 193.574281][ T1613] 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 [ 193.574283][ T1613] RSP: 002b:00007fff86e04710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 193.574288][ T1613] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4dccbe054e [ 193.574290][ T1613] RDX: 0000000000000000 RSI: 00007fff86e047c0 RDI: 0000000000000005 [ 193.574292][ T1613] RBP: 00007fff86e04720 R08: 0000000000000000 R09: 0000000000000000 [ 193.574293][ T1613] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91874f [ 193.574294][ T1613] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff86e04e80 | [ 202.094164][ T1809] softirqs last disabled at (0): 0x0 | [ 202.094166][ T1809] Preemption disabled at: | [ 202.094167][ T1809] vprintk_emit (kernel/printk/printk.c:2471) | [ 202.094178][ T1809] Tainted: [W]=WARN [ 202.094179][ T1809] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 202.094180][ T1809] Call Trace: [ 202.094182][ T1809] [ 202.094183][ T1809] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 202.094189][ T1809] ? vprintk_emit (kernel/printk/printk.c:2471) [ 202.094191][ T1809] __might_resched.cold (kernel/sched/core.c:9234) [ 202.094194][ T1809] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 202.094198][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094201][ T1809] __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)) [ 202.094205][ T1809] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 202.094207][ T1809] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 202.094211][ T1809] ? 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) [ 202.094212][ T1809] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 202.094214][ T1809] put_chars (drivers/char/virtio_console.c:1176) [ 202.094216][ T1809] ? __send_to_port (drivers/char/virtio_console.c:654) [ 202.094218][ T1809] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 202.094221][ T1809] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 202.094224][ T1809] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 202.094226][ T1809] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 202.094227][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094229][ T1809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.094231][ T1809] console_emit_next_record (kernel/printk/printk.c:3183) [ 202.094234][ T1809] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 202.094236][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094237][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094239][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094241][ T1809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.094243][ T1809] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 202.094244][ T1809] console_flush_one_record (kernel/printk/printk.c:3268) [ 202.094247][ T1809] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 202.094249][ T1809] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 202.094251][ T1809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.094252][ T1809] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 202.094254][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094256][ T1809] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 202.094257][ T1809] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 202.094258][ T1809] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 202.094260][ T1809] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 202.094262][ T1809] ? vprintk_emit (kernel/printk/printk.c:2478) [ 202.094264][ T1809] vprintk_emit (kernel/printk/printk.c:2479) [ 202.094267][ T1809] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 202.094269][ T1809] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 202.094272][ T1809] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 202.094275][ T1809] ? ___sys_sendmsg (net/socket.c:2767) [ 202.094276][ T1809] ? __sys_sendmsg (net/socket.c:2799) [ 202.094278][ T1809] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 202.094281][ T1809] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 202.094283][ T1809] _printk (kernel/printk/printk.c:2504) [ 202.094287][ T1809] ? snapshot_read.cold (user.c:?) [ 202.094289][ T1809] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 202.094292][ T1809] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 202.094293][ T1809] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 202.094295][ T1809] ? netdev_notice (net/core/dev.c:13194) [ 202.094297][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094299][ T1809] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 202.094301][ T1809] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 202.094303][ T1809] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 202.094305][ T1809] ? 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) [ 202.094308][ T1809] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 202.094311][ T1809] dev_set_allmulti (net/core/dev_api.c:315) [ 202.094313][ T1809] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 202.094325][ T1809] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 202.094329][ T1809] br_dev_delete (net/bridge/br_if.c:387) bridge [ 202.094336][ T1809] rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694) [ 202.094339][ T1809] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 202.094341][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094342][ T1809] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 202.094344][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094351][ T1809] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 202.094353][ T1809] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 202.094355][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094357][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094358][ T1809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.094360][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094362][ T1809] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 202.094363][ T1809] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 202.094367][ T1809] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 202.094368][ T1809] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 202.094371][ T1809] ? __kernel_text_address (kernel/extable.c:79) [ 202.094372][ T1809] ? write_profile (profile.c:?) [ 202.094375][ T1809] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 202.094376][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094378][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094379][ T1809] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 202.094383][ T1809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.094384][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094386][ T1809] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 202.094388][ T1809] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 202.094390][ T1809] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 202.094392][ T1809] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 202.094393][ T1809] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 202.094397][ T1809] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 202.094399][ T1809] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 202.094400][ T1809] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 202.094401][ T1809] ? netlink_ack (./include/linux/skbuff.h:2718) [ 202.094403][ T1809] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 202.094405][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094407][ T1809] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 202.094409][ T1809] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 202.094411][ T1809] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 202.094412][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094414][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094416][ T1809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.094417][ T1809] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 202.094419][ T1809] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 202.094421][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094423][ T1809] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 202.094425][ T1809] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 202.094426][ T1809] ? copy_msghdr_from_user (net/socket.c:2650) [ 202.094428][ T1809] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 202.094429][ T1809] ? move_addr_to_kernel (net/socket.c:258) [ 202.094431][ T1809] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 202.094433][ T1809] ___sys_sendmsg (net/socket.c:2767) [ 202.094435][ T1809] ? copy_msghdr_from_user (net/socket.c:2619) [ 202.094440][ T1809] __sys_sendmsg (net/socket.c:2799) [ 202.094442][ T1809] ? __sys_sendmsg_sock (net/socket.c:2780) [ 202.094444][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.094446][ T1809] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 202.094448][ T1809] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 202.094450][ T1809] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 202.094451][ T1809] RIP: 0033:0x7fa74e7b154e [ 202.094453][ T1809] 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 [ 202.094455][ T1809] RSP: 002b:00007fffe0c1a990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 202.094459][ T1809] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa74e7b154e [ 202.094460][ T1809] RDX: 0000000000000000 RSI: 00007fffe0c1aa40 RDI: 0000000000000005 [ 202.094461][ T1809] RBP: 00007fffe0c1a9a0 R08: 0000000000000000 R09: 0000000000000000 [ 202.094462][ T1809] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918757 [ 202.094462][ T1809] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe0c1b100 | [ 203.156764][ T1879] softirqs last disabled at (0): 0x0 | [ 203.156766][ T1879] Preemption disabled at: | [ 203.156766][ T1879] vprintk_emit (kernel/printk/printk.c:2471) | [ 203.156783][ T1879] Tainted: [W]=WARN [ 203.156784][ T1879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 203.156786][ T1879] Call Trace: [ 203.156788][ T1879] [ 203.156789][ T1879] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 203.156795][ T1879] ? vprintk_emit (kernel/printk/printk.c:2471) [ 203.156797][ T1879] __might_resched.cold (kernel/sched/core.c:9234) [ 203.156801][ T1879] ? __module_address (kernel/module/main.c:3915) [ 203.156805][ T1879] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 203.156808][ T1879] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 203.156809][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.156813][ T1879] __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)) [ 203.156816][ T1879] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 203.156819][ T1879] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 203.156823][ T1879] ? 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) [ 203.156824][ T1879] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 203.156826][ T1879] put_chars (drivers/char/virtio_console.c:1176) [ 203.156828][ T1879] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 203.156829][ T1879] ? __send_to_port (drivers/char/virtio_console.c:654) [ 203.156831][ T1879] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 203.156834][ T1879] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 203.156837][ T1879] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 203.156838][ T1879] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 203.156840][ T1879] ? vsnprintf (lib/vsprintf.c:2900) [ 203.156843][ T1879] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 203.156845][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.156846][ T1879] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 203.156849][ T1879] console_emit_next_record (kernel/printk/printk.c:3183) [ 203.156851][ T1879] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 203.156853][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.156855][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.156856][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.156858][ T1879] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 203.156860][ T1879] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 203.156861][ T1879] console_flush_one_record (kernel/printk/printk.c:3268) [ 203.156864][ T1879] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 203.156866][ T1879] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 203.156868][ T1879] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 203.156870][ T1879] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 203.156871][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.156873][ T1879] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 203.156874][ T1879] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 203.156876][ T1879] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 203.156878][ T1879] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 203.156880][ T1879] ? vprintk_emit (kernel/printk/printk.c:2478) [ 203.156882][ T1879] vprintk_emit (kernel/printk/printk.c:2479) [ 203.156884][ T1879] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 203.156886][ T1879] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 203.156888][ T1879] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 203.156889][ T1879] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 203.156891][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.156893][ T1879] _printk (kernel/printk/printk.c:2504) [ 203.156896][ T1879] ? snapshot_read.cold (user.c:?) [ 203.156898][ T1879] ? br_multicast_flood (??:?) bridge [ 203.156911][ T1879] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 203.156914][ T1879] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 203.156915][ T1879] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 203.156917][ T1879] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 203.156926][ T1879] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 203.156933][ T1879] new_nbp (net/bridge/br_if.c:449) bridge [ 203.156941][ T1879] br_add_if (net/bridge/br_if.c:592) bridge [ 203.156947][ T1879] ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410) [ 203.156950][ T1879] ? dev_change_flags (net/core/dev_api.c:69) [ 203.156951][ T1879] ? cycle_netdev (drivers/net/vrf.c:1003) vrf [ 203.156954][ T1879] ? vrf_del_slave (drivers/net/vrf.c:1068 drivers/net/vrf.c:1075) vrf [ 203.156955][ T1879] do_set_master (net/core/rtnetlink.c:3071) [ 203.156958][ T1879] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 203.156960][ T1879] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 203.156961][ T1879] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 203.156962][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.156964][ T1879] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 203.156968][ T1879] ? kasan_save_stack (mm/kasan/common.c:58) [ 203.156971][ T1879] ? kasan_save_stack (mm/kasan/common.c:57) [ 203.156972][ T1879] ? kasan_save_track (mm/kasan/common.c:78) [ 203.156974][ T1879] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 203.156975][ T1879] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 203.156977][ T1879] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 203.156978][ T1879] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 203.156979][ T1879] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 203.156981][ T1879] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 203.156983][ T1879] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 203.156984][ T1879] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 203.156987][ T1879] ? ___sys_sendmsg (net/socket.c:2767) [ 203.156988][ T1879] ? __sys_sendmsg (net/socket.c:2799) [ 203.156990][ T1879] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 203.156992][ T1879] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 203.156994][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.156996][ T1879] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 203.156997][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.156999][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.157000][ T1879] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 203.157004][ T1879] ? __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) [ 203.157006][ T1879] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 203.157007][ T1879] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 203.157009][ T1879] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 203.157010][ T1879] ? nla_get_range_signed (lib/nlattr.c:270) [ 203.157012][ T1879] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 203.157014][ T1879] rtnl_newlink (net/core/rtnetlink.c:4215) [ 203.157016][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.157018][ T1879] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 203.157019][ T1879] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 203.157021][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.157023][ T1879] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 203.157026][ T1879] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 203.157027][ T1879] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 203.157030][ T1879] ? __kernel_text_address (kernel/extable.c:79) [ 203.157031][ T1879] ? write_profile (profile.c:?) [ 203.157032][ T1879] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 203.157035][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.157036][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.157038][ T1879] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 203.157041][ T1879] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 203.157043][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.157044][ T1879] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 203.157046][ T1879] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 203.157047][ T1879] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 203.157049][ T1879] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 203.157050][ T1879] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 203.157052][ T1879] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 203.157054][ T1879] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 203.157055][ T1879] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 203.157056][ T1879] ? netlink_ack (./include/linux/skbuff.h:2718) [ 203.157058][ T1879] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 203.157060][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.157062][ T1879] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 203.157064][ T1879] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 203.157066][ T1879] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 203.157067][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.157069][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.157071][ T1879] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 203.157072][ T1879] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 203.157074][ T1879] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 203.157076][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.157078][ T1879] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 203.157079][ T1879] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 203.157081][ T1879] ? copy_msghdr_from_user (net/socket.c:2650) [ 203.157083][ T1879] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 203.157084][ T1879] ? move_addr_to_kernel (net/socket.c:258) [ 203.157086][ T1879] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 203.157088][ T1879] ___sys_sendmsg (net/socket.c:2767) [ 203.157090][ T1879] ? copy_msghdr_from_user (net/socket.c:2619) [ 203.157095][ T1879] __sys_sendmsg (net/socket.c:2799) [ 203.157096][ T1879] ? __sys_sendmsg_sock (net/socket.c:2780) [ 203.157099][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.157101][ T1879] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 203.157102][ T1879] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 203.157104][ T1879] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 203.157106][ T1879] RIP: 0033:0x7f700297054e [ 203.157108][ T1879] 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 [ 203.157110][ T1879] RSP: 002b:00007ffd2cc39670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 203.157113][ T1879] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f700297054e [ 203.157115][ T1879] RDX: 0000000000000000 RSI: 00007ffd2cc39720 RDI: 0000000000000005 [ 203.157116][ T1879] RBP: 00007ffd2cc39680 R08: 0000000000000000 R09: 0000000000000000 [ 203.157117][ T1879] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918758 [ 203.157117][ T1879] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd2cc39de0 | [ 219.868088][ T1935] softirqs last disabled at (0): 0x0 | [ 219.868089][ T1935] Preemption disabled at: | [ 219.868090][ T1935] vprintk_emit (kernel/printk/printk.c:2471) | [ 219.868101][ T1935] Tainted: [W]=WARN [ 219.868102][ T1935] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 219.868104][ T1935] Call Trace: [ 219.868106][ T1935] [ 219.868107][ T1935] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 219.868112][ T1935] ? vprintk_emit (kernel/printk/printk.c:2471) [ 219.868114][ T1935] __might_resched.cold (kernel/sched/core.c:9234) [ 219.868118][ T1935] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 219.868122][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868125][ T1935] __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)) [ 219.868129][ T1935] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 219.868131][ T1935] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 219.868135][ T1935] ? 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) [ 219.868137][ T1935] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 219.868138][ T1935] put_chars (drivers/char/virtio_console.c:1176) [ 219.868140][ T1935] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 219.868142][ T1935] ? __send_to_port (drivers/char/virtio_console.c:654) [ 219.868144][ T1935] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 219.868147][ T1935] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 219.868150][ T1935] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 219.868151][ T1935] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 219.868153][ T1935] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 219.868154][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868156][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868158][ T1935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.868160][ T1935] console_emit_next_record (kernel/printk/printk.c:3183) [ 219.868162][ T1935] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 219.868164][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868166][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868167][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868169][ T1935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.868171][ T1935] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 219.868173][ T1935] console_flush_one_record (kernel/printk/printk.c:3268) [ 219.868175][ T1935] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 219.868178][ T1935] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 219.868179][ T1935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.868181][ T1935] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 219.868182][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868184][ T1935] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 219.868186][ T1935] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 219.868187][ T1935] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 219.868189][ T1935] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 219.868191][ T1935] ? vprintk_emit (kernel/printk/printk.c:2478) [ 219.868193][ T1935] vprintk_emit (kernel/printk/printk.c:2479) [ 219.868195][ T1935] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 219.868197][ T1935] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 219.868201][ T1935] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 219.868204][ T1935] _printk (kernel/printk/printk.c:2504) [ 219.868207][ T1935] ? snapshot_read.cold (user.c:?) [ 219.868209][ T1935] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 219.868212][ T1935] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 219.868214][ T1935] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 219.868216][ T1935] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 219.868218][ T1935] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 219.868220][ T1935] ? netdev_notice (net/core/dev.c:13194) [ 219.868221][ T1935] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 219.868224][ T1935] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 219.868228][ T1935] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 219.868231][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868232][ T1935] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 219.868235][ T1935] ? 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) [ 219.868238][ T1935] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 219.868241][ T1935] __dev_change_flags (net/core/dev.c:9821) [ 219.868244][ T1935] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 219.868246][ T1935] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 219.868248][ T1935] ? __kernel_text_address (kernel/extable.c:79) [ 219.868249][ T1935] ? write_profile (profile.c:?) [ 219.868251][ T1935] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 219.868253][ T1935] netif_change_flags (net/core/dev.c:9877) [ 219.868255][ T1935] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 219.868261][ T1935] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 219.868262][ T1935] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 219.868263][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868265][ T1935] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 219.868269][ T1935] ? kasan_save_stack (mm/kasan/common.c:58) [ 219.868272][ T1935] ? kasan_save_stack (mm/kasan/common.c:57) [ 219.868273][ T1935] ? kasan_save_track (mm/kasan/common.c:78) [ 219.868275][ T1935] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 219.868276][ T1935] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 219.868278][ T1935] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 219.868279][ T1935] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 219.868280][ T1935] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 219.868282][ T1935] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 219.868283][ T1935] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 219.868284][ T1935] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 219.868286][ T1935] ? ___sys_sendmsg (net/socket.c:2767) [ 219.868287][ T1935] ? __sys_sendmsg (net/socket.c:2799) [ 219.868289][ T1935] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 219.868291][ T1935] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 219.868293][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868295][ T1935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.868297][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868298][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868300][ T1935] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 219.868302][ T1935] ? __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) [ 219.868304][ T1935] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 219.868305][ T1935] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 219.868306][ T1935] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 219.868309][ T1935] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 219.868311][ T1935] rtnl_newlink (net/core/rtnetlink.c:4215) [ 219.868312][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868314][ T1935] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 219.868315][ T1935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.868317][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868319][ T1935] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 219.868322][ T1935] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 219.868324][ T1935] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 219.868325][ T1935] ? __kernel_text_address (kernel/extable.c:79) [ 219.868326][ T1935] ? write_profile (profile.c:?) [ 219.868327][ T1935] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 219.868329][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868330][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868332][ T1935] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 219.868336][ T1935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.868337][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868339][ T1935] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 219.868340][ T1935] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 219.868342][ T1935] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 219.868343][ T1935] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 219.868344][ T1935] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 219.868347][ T1935] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 219.868348][ T1935] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 219.868349][ T1935] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 219.868351][ T1935] ? netlink_ack (./include/linux/skbuff.h:2718) [ 219.868352][ T1935] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 219.868355][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868356][ T1935] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 219.868358][ T1935] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 219.868360][ T1935] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 219.868362][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868363][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868365][ T1935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 219.868367][ T1935] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 219.868369][ T1935] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 219.868370][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868372][ T1935] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 219.868374][ T1935] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 219.868376][ T1935] ? copy_msghdr_from_user (net/socket.c:2650) [ 219.868377][ T1935] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 219.868379][ T1935] ? move_addr_to_kernel (net/socket.c:258) [ 219.868380][ T1935] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 219.868383][ T1935] ___sys_sendmsg (net/socket.c:2767) [ 219.868384][ T1935] ? copy_msghdr_from_user (net/socket.c:2619) [ 219.868389][ T1935] __sys_sendmsg (net/socket.c:2799) [ 219.868391][ T1935] ? __sys_sendmsg_sock (net/socket.c:2780) [ 219.868394][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 219.868396][ T1935] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 219.868397][ T1935] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 219.868399][ T1935] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 219.868401][ T1935] RIP: 0033:0x7fa9f123e54e [ 219.868403][ T1935] 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 [ 219.868404][ T1935] RSP: 002b:00007ffc702ff270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 219.868408][ T1935] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa9f123e54e [ 219.868409][ T1935] RDX: 0000000000000000 RSI: 00007ffc702ff320 RDI: 0000000000000005 [ 219.868410][ T1935] RBP: 00007ffc702ff280 R08: 0000000000000000 R09: 0000000000000000 [ 219.868411][ T1935] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918769 [ 219.868412][ T1935] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc702ff9e0 | [ 225.126913][ T1950] softirqs last disabled at (0): 0x0 | [ 225.126914][ T1950] Preemption disabled at: | [ 225.126915][ T1950] vprintk_emit (kernel/printk/printk.c:2471) | [ 225.126926][ T1950] Tainted: [W]=WARN [ 225.126927][ T1950] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 225.126928][ T1950] Call Trace: [ 225.126930][ T1950] [ 225.126931][ T1950] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 225.126936][ T1950] ? vprintk_emit (kernel/printk/printk.c:2471) [ 225.126938][ T1950] __might_resched.cold (kernel/sched/core.c:9234) [ 225.126942][ T1950] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 225.126945][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.126949][ T1950] __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)) [ 225.126952][ T1950] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 225.126955][ T1950] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 225.126959][ T1950] ? 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) [ 225.126960][ T1950] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 225.126962][ T1950] put_chars (drivers/char/virtio_console.c:1176) [ 225.126964][ T1950] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 225.126966][ T1950] ? __send_to_port (drivers/char/virtio_console.c:654) [ 225.126968][ T1950] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 225.126970][ T1950] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 225.126973][ T1950] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 225.126974][ T1950] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 225.126976][ T1950] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 225.126978][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.126979][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.126981][ T1950] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 225.126983][ T1950] console_emit_next_record (kernel/printk/printk.c:3183) [ 225.126985][ T1950] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 225.126987][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.126989][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.126990][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.126992][ T1950] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 225.126994][ T1950] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 225.126995][ T1950] console_flush_one_record (kernel/printk/printk.c:3268) [ 225.126998][ T1950] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 225.127000][ T1950] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 225.127002][ T1950] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 225.127003][ T1950] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 225.127005][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.127007][ T1950] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 225.127008][ T1950] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 225.127009][ T1950] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 225.127011][ T1950] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 225.127013][ T1950] ? vprintk_emit (kernel/printk/printk.c:2478) [ 225.127015][ T1950] vprintk_emit (kernel/printk/printk.c:2479) [ 225.127017][ T1950] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 225.127019][ T1950] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 225.127023][ T1950] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 225.127025][ T1950] _printk (kernel/printk/printk.c:2504) [ 225.127029][ T1950] ? snapshot_read.cold (user.c:?) [ 225.127030][ T1950] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 225.127033][ T1950] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 225.127035][ T1950] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 225.127038][ T1950] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 225.127040][ T1950] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 225.127041][ T1950] ? netdev_notice (net/core/dev.c:13194) [ 225.127043][ T1950] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 225.127046][ T1950] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 225.127049][ T1950] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 225.127052][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.127054][ T1950] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 225.127057][ T1950] ? 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) [ 225.127060][ T1950] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 225.127063][ T1950] __dev_change_flags (net/core/dev.c:9821) [ 225.127066][ T1950] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 225.127068][ T1950] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 225.127070][ T1950] ? __kernel_text_address (kernel/extable.c:79) [ 225.127071][ T1950] ? write_profile (profile.c:?) [ 225.127073][ T1950] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 225.127075][ T1950] netif_change_flags (net/core/dev.c:9877) [ 225.127077][ T1950] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 225.127081][ T1950] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 225.127083][ T1950] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 225.127084][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.127086][ T1950] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 225.127089][ T1950] ? kasan_save_stack (mm/kasan/common.c:58) [ 225.127092][ T1950] ? kasan_save_stack (mm/kasan/common.c:57) [ 225.127093][ T1950] ? kasan_save_track (mm/kasan/common.c:78) [ 225.127095][ T1950] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 225.127096][ T1950] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 225.127098][ T1950] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 225.127099][ T1950] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 225.127100][ T1950] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 225.127101][ T1950] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 225.127102][ T1950] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 225.127104][ T1950] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 225.127105][ T1950] ? ___sys_sendmsg (net/socket.c:2767) [ 225.127106][ T1950] ? __sys_sendmsg (net/socket.c:2799) [ 225.127108][ T1950] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 225.127110][ T1950] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 225.127112][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.127114][ T1950] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 225.127116][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.127117][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.127119][ T1950] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 225.127121][ T1950] ? __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) [ 225.127122][ T1950] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 225.127124][ T1950] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 225.127125][ T1950] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 225.127127][ T1950] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 225.127129][ T1950] rtnl_newlink (net/core/rtnetlink.c:4215) [ 225.127131][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.127133][ T1950] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 225.127134][ T1950] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 225.127135][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.127137][ T1950] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 225.127141][ T1950] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 225.127142][ T1950] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 225.127144][ T1950] ? __kernel_text_address (kernel/extable.c:79) [ 225.127145][ T1950] ? write_profile (profile.c:?) [ 225.127146][ T1950] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 225.127147][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.127149][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.127151][ T1950] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 225.127154][ T1950] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 225.127156][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.127157][ T1950] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 225.127159][ T1950] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 225.127160][ T1950] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 225.127162][ T1950] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 225.127163][ T1950] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 225.127165][ T1950] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 225.127167][ T1950] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 225.127168][ T1950] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 225.127169][ T1950] ? netlink_ack (./include/linux/skbuff.h:2718) [ 225.127171][ T1950] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 225.127173][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.127175][ T1950] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 225.127177][ T1950] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 225.127178][ T1950] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 225.127180][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.127182][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.127183][ T1950] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 225.127185][ T1950] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 225.127187][ T1950] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 225.127189][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.127191][ T1950] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 225.127192][ T1950] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 225.127194][ T1950] ? copy_msghdr_from_user (net/socket.c:2650) [ 225.127195][ T1950] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 225.127197][ T1950] ? move_addr_to_kernel (net/socket.c:258) [ 225.127198][ T1950] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 225.127201][ T1950] ___sys_sendmsg (net/socket.c:2767) [ 225.127203][ T1950] ? copy_msghdr_from_user (net/socket.c:2619) [ 225.127207][ T1950] __sys_sendmsg (net/socket.c:2799) [ 225.127209][ T1950] ? __sys_sendmsg_sock (net/socket.c:2780) [ 225.127212][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.127214][ T1950] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 225.127215][ T1950] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 225.127217][ T1950] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 225.127219][ T1950] RIP: 0033:0x7f81ed7c354e [ 225.127221][ T1950] 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 [ 225.127223][ T1950] RSP: 002b:00007ffea8008180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 225.127226][ T1950] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f81ed7c354e [ 225.127227][ T1950] RDX: 0000000000000000 RSI: 00007ffea8008230 RDI: 0000000000000005 [ 225.127228][ T1950] RBP: 00007ffea8008190 R08: 0000000000000000 R09: 0000000000000000 [ 225.127229][ T1950] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91876e [ 225.127230][ T1950] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffea80088f0 | [ 227.495752][ T1977] softirqs last disabled at (0): 0x0 | [ 227.495754][ T1977] Preemption disabled at: | [ 227.495755][ T1977] vprintk_emit (kernel/printk/printk.c:2471) | [ 227.495766][ T1977] Tainted: [W]=WARN [ 227.495767][ T1977] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 227.495769][ T1977] Call Trace: [ 227.495771][ T1977] [ 227.495772][ T1977] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 227.495780][ T1977] ? vprintk_emit (kernel/printk/printk.c:2471) [ 227.495782][ T1977] __might_resched.cold (kernel/sched/core.c:9234) [ 227.495786][ T1977] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 227.495788][ T1977] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 227.495791][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.495795][ T1977] __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)) [ 227.495799][ T1977] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 227.495801][ T1977] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 227.495805][ T1977] ? 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) [ 227.495807][ T1977] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 227.495809][ T1977] put_chars (drivers/char/virtio_console.c:1176) [ 227.495810][ T1977] ? __send_to_port (drivers/char/virtio_console.c:654) [ 227.495812][ T1977] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 227.495815][ T1977] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 227.495818][ T1977] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 227.495819][ T1977] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 227.495823][ T1977] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 227.495824][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.495826][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.495828][ T1977] console_emit_next_record (kernel/printk/printk.c:3183) [ 227.495830][ T1977] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 227.495832][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.495834][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.495836][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.495837][ T1977] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.495839][ T1977] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 227.495841][ T1977] console_flush_one_record (kernel/printk/printk.c:3268) [ 227.495843][ T1977] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 227.495846][ T1977] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 227.495847][ T1977] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.495849][ T1977] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 227.495850][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.495852][ T1977] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 227.495853][ T1977] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 227.495855][ T1977] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 227.495857][ T1977] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 227.495859][ T1977] ? vprintk_emit (kernel/printk/printk.c:2478) [ 227.495860][ T1977] vprintk_emit (kernel/printk/printk.c:2479) [ 227.495871][ T1977] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 227.495873][ T1977] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 227.495876][ T1977] _printk (kernel/printk/printk.c:2504) [ 227.495879][ T1977] ? snapshot_read.cold (user.c:?) [ 227.495881][ T1977] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 227.495884][ T1977] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 227.495886][ T1977] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 227.495889][ T1977] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 227.495890][ T1977] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 227.495892][ T1977] ? netdev_notice (net/core/dev.c:13194) [ 227.495894][ T1977] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 227.495897][ T1977] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 227.495899][ T1977] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 227.495902][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.495904][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.495905][ T1977] ? 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) [ 227.495909][ T1977] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 227.495911][ T1977] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 227.495914][ T1977] __dev_change_flags (net/core/dev.c:9834) [ 227.495918][ T1977] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 227.495919][ T1977] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 227.495921][ T1977] ? __kernel_text_address (kernel/extable.c:79) [ 227.495922][ T1977] ? write_profile (profile.c:?) [ 227.495925][ T1977] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 227.495927][ T1977] netif_change_flags (net/core/dev.c:9877) [ 227.495929][ T1977] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 227.495933][ T1977] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 227.495934][ T1977] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 227.495935][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.495937][ T1977] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 227.495941][ T1977] ? kasan_save_stack (mm/kasan/common.c:58) [ 227.495944][ T1977] ? kasan_save_stack (mm/kasan/common.c:57) [ 227.495946][ T1977] ? kasan_save_track (mm/kasan/common.c:78) [ 227.495947][ T1977] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 227.495949][ T1977] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 227.495950][ T1977] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 227.495951][ T1977] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 227.495952][ T1977] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 227.495954][ T1977] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 227.495955][ T1977] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 227.495956][ T1977] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 227.495959][ T1977] ? ___sys_sendmsg (net/socket.c:2767) [ 227.495960][ T1977] ? __sys_sendmsg (net/socket.c:2799) [ 227.495962][ T1977] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 227.495964][ T1977] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 227.495967][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.495968][ T1977] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.495970][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.495971][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.495973][ T1977] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 227.495975][ T1977] ? __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) [ 227.495977][ T1977] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 227.495979][ T1977] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 227.495980][ T1977] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 227.495982][ T1977] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 227.495984][ T1977] rtnl_newlink (net/core/rtnetlink.c:4215) [ 227.495986][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.495988][ T1977] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 227.495989][ T1977] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.495991][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.495993][ T1977] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 227.495996][ T1977] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 227.495998][ T1977] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 227.495999][ T1977] ? __kernel_text_address (kernel/extable.c:79) [ 227.496000][ T1977] ? write_profile (profile.c:?) [ 227.496001][ T1977] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 227.496003][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.496004][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.496006][ T1977] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 227.496009][ T1977] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.496011][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.496013][ T1977] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 227.496014][ T1977] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 227.496016][ T1977] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 227.496017][ T1977] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 227.496018][ T1977] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 227.496021][ T1977] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 227.496022][ T1977] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 227.496023][ T1977] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 227.496025][ T1977] ? netlink_ack (./include/linux/skbuff.h:2718) [ 227.496026][ T1977] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 227.496028][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.496030][ T1977] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 227.496032][ T1977] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 227.496034][ T1977] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 227.496036][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.496037][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.496039][ T1977] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.496041][ T1977] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 227.496042][ T1977] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 227.496044][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.496046][ T1977] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 227.496048][ T1977] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 227.496050][ T1977] ? copy_msghdr_from_user (net/socket.c:2650) [ 227.496051][ T1977] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 227.496053][ T1977] ? move_addr_to_kernel (net/socket.c:258) [ 227.496054][ T1977] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 227.496057][ T1977] ___sys_sendmsg (net/socket.c:2767) [ 227.496058][ T1977] ? copy_msghdr_from_user (net/socket.c:2619) [ 227.496063][ T1977] __sys_sendmsg (net/socket.c:2799) [ 227.496065][ T1977] ? __sys_sendmsg_sock (net/socket.c:2780) [ 227.496068][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.496070][ T1977] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 227.496071][ T1977] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 227.496073][ T1977] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 227.496075][ T1977] RIP: 0033:0x7ff4196d654e [ 227.496077][ T1977] 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 [ 227.496079][ T1977] RSP: 002b:00007fff97f07f40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 227.496082][ T1977] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff4196d654e [ 227.496084][ T1977] RDX: 0000000000000000 RSI: 00007fff97f07ff0 RDI: 0000000000000005 [ 227.496085][ T1977] RBP: 00007fff97f07f50 R08: 0000000000000000 R09: 0000000000000000 [ 227.496086][ T1977] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918770 [ 227.496087][ T1977] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff97f086b0 | [ 232.753285][ T1992] softirqs last disabled at (0): 0x0 | [ 232.753287][ T1992] Preemption disabled at: | [ 232.753287][ T1992] vprintk_emit (kernel/printk/printk.c:2471) | [ 232.753299][ T1992] Tainted: [W]=WARN [ 232.753300][ T1992] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 232.753301][ T1992] Call Trace: [ 232.753303][ T1992] [ 232.753304][ T1992] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 232.753309][ T1992] ? vprintk_emit (kernel/printk/printk.c:2471) [ 232.753311][ T1992] __might_resched.cold (kernel/sched/core.c:9234) [ 232.753315][ T1992] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 232.753316][ T1992] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 232.753319][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753323][ T1992] __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)) [ 232.753327][ T1992] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 232.753329][ T1992] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 232.753333][ T1992] ? 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) [ 232.753335][ T1992] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 232.753336][ T1992] put_chars (drivers/char/virtio_console.c:1176) [ 232.753338][ T1992] ? __send_to_port (drivers/char/virtio_console.c:654) [ 232.753340][ T1992] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 232.753343][ T1992] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 232.753346][ T1992] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 232.753347][ T1992] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 232.753350][ T1992] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 232.753352][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753353][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753356][ T1992] console_emit_next_record (kernel/printk/printk.c:3183) [ 232.753358][ T1992] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 232.753360][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753362][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753363][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753365][ T1992] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.753367][ T1992] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 232.753368][ T1992] console_flush_one_record (kernel/printk/printk.c:3268) [ 232.753370][ T1992] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 232.753373][ T1992] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 232.753375][ T1992] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.753376][ T1992] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 232.753378][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753379][ T1992] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 232.753381][ T1992] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 232.753382][ T1992] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 232.753384][ T1992] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 232.753386][ T1992] ? vprintk_emit (kernel/printk/printk.c:2478) [ 232.753388][ T1992] vprintk_emit (kernel/printk/printk.c:2479) [ 232.753391][ T1992] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 232.753393][ T1992] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 232.753395][ T1992] _printk (kernel/printk/printk.c:2504) [ 232.753398][ T1992] ? snapshot_read.cold (user.c:?) [ 232.753400][ T1992] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 232.753403][ T1992] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 232.753405][ T1992] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 232.753408][ T1992] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 232.753409][ T1992] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 232.753411][ T1992] ? netdev_notice (net/core/dev.c:13194) [ 232.753413][ T1992] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 232.753416][ T1992] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 232.753417][ T1992] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 232.753420][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753422][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753424][ T1992] ? 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) [ 232.753427][ T1992] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 232.753430][ T1992] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 232.753432][ T1992] __dev_change_flags (net/core/dev.c:9834) [ 232.753436][ T1992] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 232.753438][ T1992] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 232.753439][ T1992] ? __kernel_text_address (kernel/extable.c:79) [ 232.753441][ T1992] ? write_profile (profile.c:?) [ 232.753443][ T1992] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 232.753445][ T1992] netif_change_flags (net/core/dev.c:9877) [ 232.753447][ T1992] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 232.753452][ T1992] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 232.753453][ T1992] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 232.753454][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753456][ T1992] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 232.753460][ T1992] ? kasan_save_stack (mm/kasan/common.c:58) [ 232.753463][ T1992] ? kasan_save_stack (mm/kasan/common.c:57) [ 232.753464][ T1992] ? kasan_save_track (mm/kasan/common.c:78) [ 232.753465][ T1992] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 232.753467][ T1992] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 232.753468][ T1992] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 232.753470][ T1992] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 232.753471][ T1992] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 232.753472][ T1992] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 232.753473][ T1992] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 232.753475][ T1992] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 232.753477][ T1992] ? ___sys_sendmsg (net/socket.c:2767) [ 232.753478][ T1992] ? __sys_sendmsg (net/socket.c:2799) [ 232.753480][ T1992] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 232.753482][ T1992] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 232.753484][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753486][ T1992] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.753488][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753489][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753491][ T1992] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 232.753493][ T1992] ? __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) [ 232.753495][ T1992] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 232.753497][ T1992] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 232.753498][ T1992] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 232.753500][ T1992] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 232.753502][ T1992] rtnl_newlink (net/core/rtnetlink.c:4215) [ 232.753504][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753506][ T1992] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 232.753507][ T1992] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.753509][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753511][ T1992] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 232.753514][ T1992] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 232.753516][ T1992] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 232.753517][ T1992] ? __kernel_text_address (kernel/extable.c:79) [ 232.753519][ T1992] ? write_profile (profile.c:?) [ 232.753520][ T1992] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 232.753521][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753523][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753524][ T1992] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 232.753528][ T1992] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.753529][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753531][ T1992] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 232.753533][ T1992] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 232.753534][ T1992] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 232.753535][ T1992] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 232.753537][ T1992] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 232.753539][ T1992] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 232.753541][ T1992] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 232.753542][ T1992] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 232.753543][ T1992] ? netlink_ack (./include/linux/skbuff.h:2718) [ 232.753545][ T1992] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 232.753547][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753549][ T1992] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 232.753551][ T1992] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 232.753553][ T1992] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 232.753554][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753556][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753558][ T1992] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.753559][ T1992] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 232.753561][ T1992] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 232.753563][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753565][ T1992] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 232.753567][ T1992] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 232.753568][ T1992] ? copy_msghdr_from_user (net/socket.c:2650) [ 232.753570][ T1992] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 232.753572][ T1992] ? move_addr_to_kernel (net/socket.c:258) [ 232.753573][ T1992] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 232.753576][ T1992] ___sys_sendmsg (net/socket.c:2767) [ 232.753577][ T1992] ? copy_msghdr_from_user (net/socket.c:2619) [ 232.753582][ T1992] __sys_sendmsg (net/socket.c:2799) [ 232.753584][ T1992] ? __sys_sendmsg_sock (net/socket.c:2780) [ 232.753587][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.753589][ T1992] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 232.753590][ T1992] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 232.753592][ T1992] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 232.753594][ T1992] RIP: 0033:0x7f8c562b654e [ 232.753596][ T1992] 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 [ 232.753597][ T1992] RSP: 002b:00007fff63475c50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 232.753601][ T1992] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f8c562b654e [ 232.753603][ T1992] RDX: 0000000000000000 RSI: 00007fff63475d00 RDI: 0000000000000005 [ 232.753603][ T1992] RBP: 00007fff63475c60 R08: 0000000000000000 R09: 0000000000000000 [ 232.753604][ T1992] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918776 [ 232.753605][ T1992] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff634763c0 | [ 241.354753][ T2188] softirqs last disabled at (0): 0x0 | [ 241.354755][ T2188] Preemption disabled at: | [ 241.354756][ T2188] vprintk_emit (kernel/printk/printk.c:2471) | [ 241.354767][ T2188] Tainted: [W]=WARN [ 241.354768][ T2188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 241.354770][ T2188] Call Trace: [ 241.354771][ T2188] [ 241.354772][ T2188] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 241.354777][ T2188] ? vprintk_emit (kernel/printk/printk.c:2471) [ 241.354782][ T2188] __might_resched.cold (kernel/sched/core.c:9234) [ 241.354786][ T2188] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 241.354789][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.354793][ T2188] __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)) [ 241.354797][ T2188] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 241.354799][ T2188] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 241.354803][ T2188] ? 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) [ 241.354805][ T2188] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 241.354807][ T2188] put_chars (drivers/char/virtio_console.c:1176) [ 241.354808][ T2188] ? __send_to_port (drivers/char/virtio_console.c:654) [ 241.354810][ T2188] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 241.354813][ T2188] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 241.354817][ T2188] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 241.354818][ T2188] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 241.354820][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.354821][ T2188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.354824][ T2188] console_emit_next_record (kernel/printk/printk.c:3183) [ 241.354826][ T2188] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 241.354828][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.354830][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.354831][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.354833][ T2188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.354835][ T2188] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 241.354837][ T2188] console_flush_one_record (kernel/printk/printk.c:3268) [ 241.354839][ T2188] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 241.354841][ T2188] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 241.354843][ T2188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.354844][ T2188] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 241.354846][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.354848][ T2188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 241.354849][ T2188] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 241.354851][ T2188] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 241.354853][ T2188] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 241.354855][ T2188] ? vprintk_emit (kernel/printk/printk.c:2478) [ 241.354857][ T2188] vprintk_emit (kernel/printk/printk.c:2479) [ 241.354859][ T2188] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 241.354861][ T2188] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 241.354864][ T2188] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 241.354867][ T2188] ? ___sys_sendmsg (net/socket.c:2767) [ 241.354869][ T2188] ? __sys_sendmsg (net/socket.c:2799) [ 241.354870][ T2188] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 241.354873][ T2188] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 241.354875][ T2188] _printk (kernel/printk/printk.c:2504) [ 241.354879][ T2188] ? snapshot_read.cold (user.c:?) [ 241.354881][ T2188] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 241.354884][ T2188] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 241.354886][ T2188] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 241.354888][ T2188] ? netdev_notice (net/core/dev.c:13194) [ 241.354889][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.354891][ T2188] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 241.354893][ T2188] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 241.354895][ T2188] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 241.354897][ T2188] ? 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) [ 241.354899][ T2188] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 241.354902][ T2188] dev_set_allmulti (net/core/dev_api.c:315) [ 241.354905][ T2188] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 241.354925][ T2188] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 241.354928][ T2188] br_dev_delete (net/bridge/br_if.c:387) bridge [ 241.354936][ T2188] rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694) [ 241.354939][ T2188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 241.354940][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.354942][ T2188] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 241.354944][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.354951][ T2188] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 241.354953][ T2188] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 241.354955][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.354956][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.354958][ T2188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.354959][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.354961][ T2188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 241.354963][ T2188] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 241.354966][ T2188] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 241.354968][ T2188] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 241.354970][ T2188] ? __kernel_text_address (kernel/extable.c:79) [ 241.354971][ T2188] ? write_profile (profile.c:?) [ 241.354974][ T2188] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 241.354975][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.354977][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.354978][ T2188] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 241.354982][ T2188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.354984][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.354985][ T2188] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 241.354987][ T2188] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 241.354989][ T2188] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 241.354991][ T2188] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 241.354992][ T2188] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 241.354996][ T2188] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 241.354998][ T2188] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 241.354999][ T2188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 241.355000][ T2188] ? netlink_ack (./include/linux/skbuff.h:2718) [ 241.355002][ T2188] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 241.355004][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.355006][ T2188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 241.355008][ T2188] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 241.355010][ T2188] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 241.355011][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.355013][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.355014][ T2188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.355016][ T2188] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 241.355018][ T2188] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 241.355020][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.355022][ T2188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 241.355024][ T2188] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 241.355025][ T2188] ? copy_msghdr_from_user (net/socket.c:2650) [ 241.355027][ T2188] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 241.355028][ T2188] ? move_addr_to_kernel (net/socket.c:258) [ 241.355030][ T2188] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 241.355032][ T2188] ___sys_sendmsg (net/socket.c:2767) [ 241.355034][ T2188] ? copy_msghdr_from_user (net/socket.c:2619) [ 241.355039][ T2188] __sys_sendmsg (net/socket.c:2799) [ 241.355041][ T2188] ? __sys_sendmsg_sock (net/socket.c:2780) [ 241.355044][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.355046][ T2188] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 241.355047][ T2188] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 241.355049][ T2188] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 241.355050][ T2188] RIP: 0033:0x7fea147d954e [ 241.355052][ T2188] 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 [ 241.355054][ T2188] RSP: 002b:00007fffb5771990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 241.355058][ T2188] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fea147d954e [ 241.355059][ T2188] RDX: 0000000000000000 RSI: 00007fffb5771a40 RDI: 0000000000000005 [ 241.355060][ T2188] RBP: 00007fffb57719a0 R08: 0000000000000000 R09: 0000000000000000 [ 241.355061][ T2188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91877e [ 241.355062][ T2188] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffb5772100 | [ 258.924336][ T2298] softirqs last disabled at (0): 0x0 | [ 258.924339][ T2298] Preemption disabled at: | [ 258.924340][ T2298] vprintk_emit (kernel/printk/printk.c:2471) | [ 258.924354][ T2298] Tainted: [W]=WARN [ 258.924356][ T2298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 258.924358][ T2298] Call Trace: [ 258.924360][ T2298] [ 258.924362][ T2298] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 258.924368][ T2298] ? vprintk_emit (kernel/printk/printk.c:2471) [ 258.924371][ T2298] __might_resched.cold (kernel/sched/core.c:9234) [ 258.924376][ T2298] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 258.924380][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924385][ T2298] __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)) [ 258.924389][ T2298] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 258.924393][ T2298] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 258.924398][ T2298] ? 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) [ 258.924401][ T2298] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 258.924404][ T2298] put_chars (drivers/char/virtio_console.c:1176) [ 258.924406][ T2298] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 258.924409][ T2298] ? __send_to_port (drivers/char/virtio_console.c:654) [ 258.924412][ T2298] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 258.924416][ T2298] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 258.924421][ T2298] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 258.924423][ T2298] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 258.924426][ T2298] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 258.924428][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924430][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924433][ T2298] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 258.924436][ T2298] console_emit_next_record (kernel/printk/printk.c:3183) [ 258.924440][ T2298] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 258.924443][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924445][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924447][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924450][ T2298] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 258.924453][ T2298] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 258.924455][ T2298] console_flush_one_record (kernel/printk/printk.c:3268) [ 258.924459][ T2298] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 258.924463][ T2298] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 258.924465][ T2298] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 258.924468][ T2298] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 258.924470][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924472][ T2298] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 258.924475][ T2298] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 258.924477][ T2298] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 258.924480][ T2298] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 258.924483][ T2298] ? vprintk_emit (kernel/printk/printk.c:2478) [ 258.924486][ T2298] vprintk_emit (kernel/printk/printk.c:2479) [ 258.924489][ T2298] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 258.924491][ T2298] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 258.924496][ T2298] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 258.924500][ T2298] _printk (kernel/printk/printk.c:2504) [ 258.924504][ T2298] ? snapshot_read.cold (user.c:?) [ 258.924506][ T2298] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 258.924510][ T2298] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 258.924513][ T2298] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 258.924517][ T2298] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 258.924520][ T2298] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 258.924522][ T2298] ? netdev_notice (net/core/dev.c:13194) [ 258.924525][ T2298] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 258.924529][ T2298] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 258.924533][ T2298] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 258.924537][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924539][ T2298] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 258.924543][ T2298] ? 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) [ 258.924547][ T2298] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 258.924551][ T2298] __dev_change_flags (net/core/dev.c:9821) [ 258.924555][ T2298] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 258.924558][ T2298] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 258.924561][ T2298] ? __kernel_text_address (kernel/extable.c:79) [ 258.924563][ T2298] ? write_profile (profile.c:?) [ 258.924566][ T2298] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 258.924570][ T2298] netif_change_flags (net/core/dev.c:9877) [ 258.924573][ T2298] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 258.924580][ T2298] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 258.924582][ T2298] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 258.924584][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924587][ T2298] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 258.924592][ T2298] ? kasan_save_stack (mm/kasan/common.c:58) [ 258.924595][ T2298] ? kasan_save_stack (mm/kasan/common.c:57) [ 258.924598][ T2298] ? kasan_save_track (mm/kasan/common.c:78) [ 258.924600][ T2298] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 258.924602][ T2298] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 258.924605][ T2298] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 258.924607][ T2298] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 258.924609][ T2298] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 258.924611][ T2298] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 258.924613][ T2298] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 258.924615][ T2298] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 258.924617][ T2298] ? ___sys_sendmsg (net/socket.c:2767) [ 258.924620][ T2298] ? __sys_sendmsg (net/socket.c:2799) [ 258.924622][ T2298] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 258.924625][ T2298] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 258.924629][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924632][ T2298] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 258.924634][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924636][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924639][ T2298] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 258.924642][ T2298] ? __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) [ 258.924644][ T2298] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 258.924646][ T2298] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 258.924649][ T2298] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 258.924653][ T2298] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 258.924656][ T2298] rtnl_newlink (net/core/rtnetlink.c:4215) [ 258.924660][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924662][ T2298] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 258.924664][ T2298] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 258.924666][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924669][ T2298] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 258.924674][ T2298] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 258.924676][ T2298] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 258.924678][ T2298] ? __kernel_text_address (kernel/extable.c:79) [ 258.924680][ T2298] ? write_profile (profile.c:?) [ 258.924682][ T2298] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 258.924684][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924687][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924689][ T2298] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 258.924694][ T2298] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 258.924696][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924699][ T2298] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 258.924701][ T2298] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 258.924704][ T2298] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 258.924706][ T2298] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 258.924709][ T2298] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 258.924713][ T2298] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 258.924715][ T2298] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 258.924717][ T2298] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 258.924719][ T2298] ? netlink_ack (./include/linux/skbuff.h:2718) [ 258.924721][ T2298] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 258.924725][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924728][ T2298] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 258.924731][ T2298] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 258.924734][ T2298] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 258.924737][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924739][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924742][ T2298] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 258.924745][ T2298] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 258.924748][ T2298] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 258.924751][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924754][ T2298] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 258.924757][ T2298] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 258.924759][ T2298] ? copy_msghdr_from_user (net/socket.c:2650) [ 258.924762][ T2298] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 258.924764][ T2298] ? move_addr_to_kernel (net/socket.c:258) [ 258.924766][ T2298] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 258.924770][ T2298] ___sys_sendmsg (net/socket.c:2767) [ 258.924773][ T2298] ? copy_msghdr_from_user (net/socket.c:2619) [ 258.924784][ T2298] __sys_sendmsg (net/socket.c:2799) [ 258.924787][ T2298] ? __sys_sendmsg_sock (net/socket.c:2780) [ 258.924791][ T2298] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 258.924794][ T2298] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 258.924796][ T2298] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 258.924800][ T2298] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 258.924802][ T2298] RIP: 0033:0x7f92a345a54e [ 258.924805][ T2298] 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 [ 258.924808][ T2298] RSP: 002b:00007ffe166e17f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 258.924813][ T2298] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f92a345a54e [ 258.924815][ T2298] RDX: 0000000000000000 RSI: 00007ffe166e18a0 RDI: 0000000000000005 [ 258.924817][ T2298] RBP: 00007ffe166e1800 R08: 0000000000000000 R09: 0000000000000000 [ 258.924818][ T2298] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918790 [ 258.924820][ T2298] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe166e1f60 | [ 264.204128][ T2313] softirqs last disabled at (0): 0x0 | [ 264.204130][ T2313] Preemption disabled at: | [ 264.204131][ T2313] vprintk_emit (kernel/printk/printk.c:2471) | [ 264.204142][ T2313] Tainted: [W]=WARN [ 264.204143][ T2313] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 264.204145][ T2313] Call Trace: [ 264.204146][ T2313] [ 264.204148][ T2313] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 264.204153][ T2313] ? vprintk_emit (kernel/printk/printk.c:2471) [ 264.204155][ T2313] __might_resched.cold (kernel/sched/core.c:9234) [ 264.204158][ T2313] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 264.204162][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204166][ T2313] __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)) [ 264.204169][ T2313] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 264.204172][ T2313] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 264.204175][ T2313] ? 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) [ 264.204177][ T2313] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 264.204179][ T2313] put_chars (drivers/char/virtio_console.c:1176) [ 264.204181][ T2313] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 264.204182][ T2313] ? __send_to_port (drivers/char/virtio_console.c:654) [ 264.204185][ T2313] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 264.204187][ T2313] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 264.204190][ T2313] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 264.204191][ T2313] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 264.204193][ T2313] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 264.204195][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204196][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204198][ T2313] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 264.204201][ T2313] console_emit_next_record (kernel/printk/printk.c:3183) [ 264.204203][ T2313] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 264.204205][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204207][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204208][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204210][ T2313] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 264.204212][ T2313] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 264.204214][ T2313] console_flush_one_record (kernel/printk/printk.c:3268) [ 264.204216][ T2313] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 264.204219][ T2313] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 264.204221][ T2313] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 264.204222][ T2313] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 264.204224][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204226][ T2313] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 264.204227][ T2313] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 264.204229][ T2313] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 264.204231][ T2313] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 264.204233][ T2313] ? vprintk_emit (kernel/printk/printk.c:2478) [ 264.204235][ T2313] vprintk_emit (kernel/printk/printk.c:2479) [ 264.204237][ T2313] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 264.204239][ T2313] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 264.204242][ T2313] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 264.204245][ T2313] _printk (kernel/printk/printk.c:2504) [ 264.204248][ T2313] ? snapshot_read.cold (user.c:?) [ 264.204250][ T2313] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 264.204253][ T2313] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 264.204255][ T2313] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 264.204258][ T2313] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 264.204260][ T2313] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 264.204262][ T2313] ? netdev_notice (net/core/dev.c:13194) [ 264.204263][ T2313] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 264.204266][ T2313] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 264.204270][ T2313] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 264.204273][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204275][ T2313] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 264.204278][ T2313] ? 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) [ 264.204280][ T2313] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 264.204283][ T2313] __dev_change_flags (net/core/dev.c:9821) [ 264.204286][ T2313] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 264.204288][ T2313] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 264.204290][ T2313] ? __kernel_text_address (kernel/extable.c:79) [ 264.204292][ T2313] ? write_profile (profile.c:?) [ 264.204294][ T2313] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 264.204296][ T2313] netif_change_flags (net/core/dev.c:9877) [ 264.204298][ T2313] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 264.204303][ T2313] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 264.204304][ T2313] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 264.204305][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204307][ T2313] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 264.204311][ T2313] ? kasan_save_stack (mm/kasan/common.c:58) [ 264.204314][ T2313] ? kasan_save_stack (mm/kasan/common.c:57) [ 264.204316][ T2313] ? kasan_save_track (mm/kasan/common.c:78) [ 264.204317][ T2313] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 264.204319][ T2313] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 264.204320][ T2313] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 264.204321][ T2313] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 264.204323][ T2313] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 264.204324][ T2313] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 264.204325][ T2313] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 264.204327][ T2313] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 264.204328][ T2313] ? ___sys_sendmsg (net/socket.c:2767) [ 264.204329][ T2313] ? __sys_sendmsg (net/socket.c:2799) [ 264.204331][ T2313] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 264.204333][ T2313] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 264.204336][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204338][ T2313] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 264.204339][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204341][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204343][ T2313] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 264.204345][ T2313] ? __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) [ 264.204347][ T2313] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 264.204348][ T2313] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 264.204350][ T2313] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 264.204352][ T2313] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 264.204354][ T2313] rtnl_newlink (net/core/rtnetlink.c:4215) [ 264.204356][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204358][ T2313] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 264.204359][ T2313] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 264.204360][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204362][ T2313] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 264.204366][ T2313] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 264.204367][ T2313] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 264.204369][ T2313] ? __kernel_text_address (kernel/extable.c:79) [ 264.204370][ T2313] ? write_profile (profile.c:?) [ 264.204371][ T2313] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 264.204373][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204374][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204376][ T2313] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 264.204380][ T2313] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 264.204381][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204383][ T2313] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 264.204384][ T2313] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 264.204386][ T2313] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 264.204387][ T2313] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 264.204389][ T2313] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 264.204391][ T2313] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 264.204393][ T2313] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 264.204394][ T2313] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 264.204396][ T2313] ? netlink_ack (./include/linux/skbuff.h:2718) [ 264.204397][ T2313] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 264.204400][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204402][ T2313] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 264.204404][ T2313] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 264.204405][ T2313] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 264.204407][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204409][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204411][ T2313] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 264.204412][ T2313] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 264.204414][ T2313] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 264.204416][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204418][ T2313] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 264.204420][ T2313] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 264.204422][ T2313] ? copy_msghdr_from_user (net/socket.c:2650) [ 264.204423][ T2313] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 264.204425][ T2313] ? move_addr_to_kernel (net/socket.c:258) [ 264.204426][ T2313] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 264.204429][ T2313] ___sys_sendmsg (net/socket.c:2767) [ 264.204431][ T2313] ? copy_msghdr_from_user (net/socket.c:2619) [ 264.204436][ T2313] __sys_sendmsg (net/socket.c:2799) [ 264.204438][ T2313] ? __sys_sendmsg_sock (net/socket.c:2780) [ 264.204441][ T2313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.204443][ T2313] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 264.204444][ T2313] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 264.204446][ T2313] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 264.204448][ T2313] RIP: 0033:0x7f4a68b8c54e [ 264.204450][ T2313] 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 [ 264.204452][ T2313] RSP: 002b:00007fffb6a8faf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 264.204456][ T2313] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4a68b8c54e [ 264.204457][ T2313] RDX: 0000000000000000 RSI: 00007fffb6a8fba0 RDI: 0000000000000005 [ 264.204458][ T2313] RBP: 00007fffb6a8fb00 R08: 0000000000000000 R09: 0000000000000000 [ 264.204459][ T2313] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918795 [ 264.204460][ T2313] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffb6a90260 | [ 266.580184][ T2340] softirqs last disabled at (0): 0x0 | [ 266.580185][ T2340] Preemption disabled at: | [ 266.580186][ T2340] vprintk_emit (kernel/printk/printk.c:2471) | [ 266.580197][ T2340] Tainted: [W]=WARN [ 266.580198][ T2340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 266.580200][ T2340] Call Trace: [ 266.580202][ T2340] [ 266.580203][ T2340] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 266.580208][ T2340] ? vprintk_emit (kernel/printk/printk.c:2471) [ 266.580210][ T2340] __might_resched.cold (kernel/sched/core.c:9234) [ 266.580214][ T2340] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 266.580216][ T2340] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 266.580219][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580222][ T2340] __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)) [ 266.580226][ T2340] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 266.580228][ T2340] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 266.580232][ T2340] ? 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) [ 266.580234][ T2340] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 266.580236][ T2340] put_chars (drivers/char/virtio_console.c:1176) [ 266.580238][ T2340] ? __send_to_port (drivers/char/virtio_console.c:654) [ 266.580240][ T2340] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 266.580242][ T2340] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 266.580245][ T2340] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 266.580246][ T2340] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 266.580250][ T2340] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 266.580251][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580253][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580256][ T2340] console_emit_next_record (kernel/printk/printk.c:3183) [ 266.580258][ T2340] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 266.580260][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580262][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580264][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580265][ T2340] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.580268][ T2340] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 266.580269][ T2340] console_flush_one_record (kernel/printk/printk.c:3268) [ 266.580272][ T2340] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 266.580274][ T2340] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 266.580276][ T2340] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.580278][ T2340] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 266.580279][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580281][ T2340] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 266.580282][ T2340] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 266.580284][ T2340] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 266.580286][ T2340] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 266.580288][ T2340] ? vprintk_emit (kernel/printk/printk.c:2478) [ 266.580290][ T2340] vprintk_emit (kernel/printk/printk.c:2479) [ 266.580292][ T2340] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 266.580294][ T2340] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 266.580297][ T2340] _printk (kernel/printk/printk.c:2504) [ 266.580300][ T2340] ? snapshot_read.cold (user.c:?) [ 266.580302][ T2340] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 266.580306][ T2340] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 266.580308][ T2340] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 266.580310][ T2340] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 266.580312][ T2340] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 266.580314][ T2340] ? netdev_notice (net/core/dev.c:13194) [ 266.580315][ T2340] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 266.580319][ T2340] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 266.580320][ T2340] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 266.580324][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580325][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580327][ T2340] ? 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) [ 266.580330][ T2340] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 266.580334][ T2340] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 266.580336][ T2340] __dev_change_flags (net/core/dev.c:9834) [ 266.580340][ T2340] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 266.580342][ T2340] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 266.580343][ T2340] ? __kernel_text_address (kernel/extable.c:79) [ 266.580345][ T2340] ? write_profile (profile.c:?) [ 266.580347][ T2340] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 266.580349][ T2340] netif_change_flags (net/core/dev.c:9877) [ 266.580352][ T2340] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 266.580356][ T2340] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 266.580358][ T2340] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 266.580359][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580361][ T2340] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 266.580364][ T2340] ? kasan_save_stack (mm/kasan/common.c:58) [ 266.580367][ T2340] ? kasan_save_stack (mm/kasan/common.c:57) [ 266.580369][ T2340] ? kasan_save_track (mm/kasan/common.c:78) [ 266.580370][ T2340] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 266.580372][ T2340] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 266.580373][ T2340] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 266.580375][ T2340] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 266.580376][ T2340] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 266.580377][ T2340] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 266.580378][ T2340] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 266.580380][ T2340] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 266.580382][ T2340] ? ___sys_sendmsg (net/socket.c:2767) [ 266.580384][ T2340] ? __sys_sendmsg (net/socket.c:2799) [ 266.580386][ T2340] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 266.580387][ T2340] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 266.580390][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580392][ T2340] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.580393][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580395][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580397][ T2340] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 266.580399][ T2340] ? __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) [ 266.580401][ T2340] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 266.580402][ T2340] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 266.580404][ T2340] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 266.580406][ T2340] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 266.580408][ T2340] rtnl_newlink (net/core/rtnetlink.c:4215) [ 266.580410][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580412][ T2340] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 266.580413][ T2340] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.580414][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580417][ T2340] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 266.580420][ T2340] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 266.580422][ T2340] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 266.580423][ T2340] ? __kernel_text_address (kernel/extable.c:79) [ 266.580424][ T2340] ? write_profile (profile.c:?) [ 266.580425][ T2340] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 266.580427][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580428][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580430][ T2340] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 266.580433][ T2340] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.580435][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580437][ T2340] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 266.580438][ T2340] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 266.580440][ T2340] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 266.580441][ T2340] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 266.580443][ T2340] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 266.580445][ T2340] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 266.580447][ T2340] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 266.580448][ T2340] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 266.580450][ T2340] ? netlink_ack (./include/linux/skbuff.h:2718) [ 266.580451][ T2340] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 266.580453][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580455][ T2340] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 266.580457][ T2340] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 266.580459][ T2340] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 266.580461][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580462][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580464][ T2340] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 266.580466][ T2340] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 266.580468][ T2340] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 266.580470][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580471][ T2340] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 266.580473][ T2340] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 266.580475][ T2340] ? copy_msghdr_from_user (net/socket.c:2650) [ 266.580477][ T2340] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 266.580478][ T2340] ? move_addr_to_kernel (net/socket.c:258) [ 266.580480][ T2340] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 266.580482][ T2340] ___sys_sendmsg (net/socket.c:2767) [ 266.580484][ T2340] ? copy_msghdr_from_user (net/socket.c:2619) [ 266.580489][ T2340] __sys_sendmsg (net/socket.c:2799) [ 266.580491][ T2340] ? __sys_sendmsg_sock (net/socket.c:2780) [ 266.580493][ T2340] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 266.580496][ T2340] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 266.580497][ T2340] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 266.580499][ T2340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 266.580500][ T2340] RIP: 0033:0x7fb0b15f854e [ 266.580502][ T2340] 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 [ 266.580504][ T2340] RSP: 002b:00007ffe9bb6b080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 266.580508][ T2340] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb0b15f854e [ 266.580510][ T2340] RDX: 0000000000000000 RSI: 00007ffe9bb6b130 RDI: 0000000000000005 [ 266.580511][ T2340] RBP: 00007ffe9bb6b090 R08: 0000000000000000 R09: 0000000000000000 [ 266.580511][ T2340] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918798 [ 266.580512][ T2340] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe9bb6b7f0 | [ 271.821039][ T2355] softirqs last disabled at (0): 0x0 | [ 271.821041][ T2355] Preemption disabled at: | [ 271.821042][ T2355] vprintk_emit (kernel/printk/printk.c:2471) | [ 271.821053][ T2355] Tainted: [W]=WARN [ 271.821054][ T2355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 271.821056][ T2355] Call Trace: [ 271.821058][ T2355] [ 271.821059][ T2355] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 271.821065][ T2355] ? vprintk_emit (kernel/printk/printk.c:2471) [ 271.821067][ T2355] __might_resched.cold (kernel/sched/core.c:9234) [ 271.821071][ T2355] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 271.821072][ T2355] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 271.821075][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821079][ T2355] __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)) [ 271.821083][ T2355] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 271.821085][ T2355] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 271.821089][ T2355] ? 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) [ 271.821091][ T2355] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 271.821093][ T2355] put_chars (drivers/char/virtio_console.c:1176) [ 271.821095][ T2355] ? __send_to_port (drivers/char/virtio_console.c:654) [ 271.821097][ T2355] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 271.821099][ T2355] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 271.821103][ T2355] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 271.821104][ T2355] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 271.821107][ T2355] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 271.821109][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821111][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821113][ T2355] console_emit_next_record (kernel/printk/printk.c:3183) [ 271.821116][ T2355] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 271.821118][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821119][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821121][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821123][ T2355] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 271.821125][ T2355] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 271.821126][ T2355] console_flush_one_record (kernel/printk/printk.c:3268) [ 271.821129][ T2355] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 271.821132][ T2355] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 271.821133][ T2355] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 271.821135][ T2355] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 271.821137][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821138][ T2355] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 271.821140][ T2355] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 271.821141][ T2355] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 271.821143][ T2355] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 271.821145][ T2355] ? vprintk_emit (kernel/printk/printk.c:2478) [ 271.821147][ T2355] vprintk_emit (kernel/printk/printk.c:2479) [ 271.821150][ T2355] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 271.821152][ T2355] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 271.821154][ T2355] _printk (kernel/printk/printk.c:2504) [ 271.821157][ T2355] ? snapshot_read.cold (user.c:?) [ 271.821159][ T2355] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 271.821163][ T2355] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 271.821165][ T2355] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 271.821167][ T2355] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 271.821169][ T2355] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 271.821171][ T2355] ? netdev_notice (net/core/dev.c:13194) [ 271.821172][ T2355] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 271.821176][ T2355] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 271.821177][ T2355] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 271.821180][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821182][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821184][ T2355] ? 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) [ 271.821187][ T2355] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 271.821190][ T2355] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 271.821193][ T2355] __dev_change_flags (net/core/dev.c:9834) [ 271.821196][ T2355] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 271.821198][ T2355] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 271.821200][ T2355] ? __kernel_text_address (kernel/extable.c:79) [ 271.821201][ T2355] ? write_profile (profile.c:?) [ 271.821203][ T2355] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 271.821206][ T2355] netif_change_flags (net/core/dev.c:9877) [ 271.821208][ T2355] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 271.821212][ T2355] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 271.821214][ T2355] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 271.821215][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821216][ T2355] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 271.821220][ T2355] ? kasan_save_stack (mm/kasan/common.c:58) [ 271.821223][ T2355] ? kasan_save_stack (mm/kasan/common.c:57) [ 271.821224][ T2355] ? kasan_save_track (mm/kasan/common.c:78) [ 271.821226][ T2355] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 271.821227][ T2355] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 271.821229][ T2355] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 271.821230][ T2355] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 271.821231][ T2355] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 271.821233][ T2355] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 271.821234][ T2355] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 271.821236][ T2355] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 271.821238][ T2355] ? ___sys_sendmsg (net/socket.c:2767) [ 271.821240][ T2355] ? __sys_sendmsg (net/socket.c:2799) [ 271.821241][ T2355] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 271.821243][ T2355] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 271.821246][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821248][ T2355] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 271.821249][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821251][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821253][ T2355] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 271.821255][ T2355] ? __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) [ 271.821257][ T2355] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 271.821258][ T2355] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 271.821260][ T2355] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 271.821262][ T2355] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 271.821264][ T2355] rtnl_newlink (net/core/rtnetlink.c:4215) [ 271.821266][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821268][ T2355] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 271.821269][ T2355] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 271.821271][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821273][ T2355] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 271.821276][ T2355] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 271.821278][ T2355] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 271.821279][ T2355] ? __kernel_text_address (kernel/extable.c:79) [ 271.821280][ T2355] ? write_profile (profile.c:?) [ 271.821282][ T2355] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 271.821283][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821285][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821286][ T2355] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 271.821290][ T2355] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 271.821291][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821293][ T2355] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 271.821295][ T2355] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 271.821296][ T2355] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 271.821297][ T2355] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 271.821299][ T2355] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 271.821301][ T2355] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 271.821303][ T2355] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 271.821304][ T2355] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 271.821306][ T2355] ? netlink_ack (./include/linux/skbuff.h:2718) [ 271.821307][ T2355] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 271.821309][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821311][ T2355] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 271.821313][ T2355] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 271.821315][ T2355] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 271.821317][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821318][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821320][ T2355] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 271.821322][ T2355] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 271.821324][ T2355] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 271.821326][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821328][ T2355] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 271.821329][ T2355] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 271.821331][ T2355] ? copy_msghdr_from_user (net/socket.c:2650) [ 271.821333][ T2355] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 271.821334][ T2355] ? move_addr_to_kernel (net/socket.c:258) [ 271.821336][ T2355] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 271.821338][ T2355] ___sys_sendmsg (net/socket.c:2767) [ 271.821340][ T2355] ? copy_msghdr_from_user (net/socket.c:2619) [ 271.821345][ T2355] __sys_sendmsg (net/socket.c:2799) [ 271.821347][ T2355] ? __sys_sendmsg_sock (net/socket.c:2780) [ 271.821349][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 271.821352][ T2355] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 271.821353][ T2355] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 271.821355][ T2355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 271.821357][ T2355] RIP: 0033:0x7f43a6ece54e [ 271.821359][ T2355] 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 [ 271.821360][ T2355] RSP: 002b:00007fff514faac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 271.821364][ T2355] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f43a6ece54e [ 271.821365][ T2355] RDX: 0000000000000000 RSI: 00007fff514fab70 RDI: 0000000000000005 [ 271.821366][ T2355] RBP: 00007fff514faad0 R08: 0000000000000000 R09: 0000000000000000 [ 271.821367][ T2355] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91879d [ 271.821368][ T2355] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff514fb230 | [ 274.867186][ T63] softirqs last disabled at (18090): netdev_work_proc (./include/linux/spinlock.h:353 net/core/netdev_work.c:139) | [ 274.867189][ T63] Preemption disabled at: | [ 274.867189][ T63] vprintk_emit (kernel/printk/printk.c:2471) | [ 274.867201][ T63] Tainted: [W]=WARN [ 274.867202][ T63] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 274.867204][ T63] Workqueue: events netdev_work_proc [ 274.867208][ T63] Call Trace: [ 274.867210][ T63] [ 274.867211][ T63] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 274.867216][ T63] ? vprintk_emit (kernel/printk/printk.c:2471) [ 274.867218][ T63] __might_resched.cold (kernel/sched/core.c:9234) [ 274.867222][ T63] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 274.867226][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.867230][ T63] __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)) [ 274.867233][ T63] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 274.867236][ T63] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 274.867240][ T63] ? 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) [ 274.867241][ T63] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 274.867243][ T63] put_chars (drivers/char/virtio_console.c:1176) [ 274.867245][ T63] ? __send_to_port (drivers/char/virtio_console.c:654) [ 274.867247][ T63] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 274.867250][ T63] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 274.867253][ T63] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 274.867255][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.867256][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.867258][ T63] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.867260][ T63] console_emit_next_record (kernel/printk/printk.c:3183) [ 274.867263][ T63] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 274.867265][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.867266][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.867268][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.867270][ T63] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.867272][ T63] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 274.867273][ T63] console_flush_one_record (kernel/printk/printk.c:3268) [ 274.867276][ T63] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 274.867278][ T63] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 274.867280][ T63] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.867282][ T63] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 274.867283][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.867285][ T63] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 274.867286][ T63] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 274.867288][ T63] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 274.867290][ T63] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 274.867292][ T63] ? vprintk_emit (kernel/printk/printk.c:2478) [ 274.867294][ T63] vprintk_emit (kernel/printk/printk.c:2479) [ 274.867296][ T63] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 274.867298][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.867300][ T63] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.867302][ T63] _printk (kernel/printk/printk.c:2504) [ 274.867305][ T63] ? snapshot_read.cold (user.c:?) [ 274.867307][ T63] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 274.867310][ T63] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 274.867311][ T63] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 274.867314][ T63] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 274.867316][ T63] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 274.867318][ T63] ? netdev_notice (net/core/dev.c:13194) [ 274.867319][ T63] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 274.867321][ T63] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 274.867323][ T63] ? 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) [ 274.867326][ T63] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 274.867329][ T63] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 274.867331][ T63] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 274.867334][ T63] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 274.867336][ T63] ? 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) [ 274.867338][ T63] ? ref_tracker_free (lib/ref_tracker.c:339) [ 274.867341][ T63] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 274.867343][ T63] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 274.867344][ T63] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 274.867345][ T63] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 274.867347][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.867349][ T63] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 274.867352][ T63] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 274.867354][ T63] ? netdev_work_sched (net/core/netdev_work.c:82) [ 274.867355][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.867357][ T63] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 274.867358][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 274.867361][ T63] process_one_work (kernel/workqueue.c:3387) [ 274.867365][ T63] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 274.867367][ T63] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 274.867368][ T63] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 274.867371][ T63] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 274.867373][ T63] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 274.867375][ T63] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 274.867377][ T63] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 274.867378][ T63] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 274.867380][ T63] kthread (kernel/kthread.c:436) [ 274.867382][ T63] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 274.867383][ T63] ? kthread_affine_preferred (kernel/kthread.c:857) [ 274.867385][ T63] ret_from_fork (arch/x86/kernel/process.c:158) [ 274.867388][ T63] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 274.867390][ T63] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 274.867393][ T63] ? kthread_affine_preferred (kernel/kthread.c:857) [ 274.867395][ T63] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 275.890903][ T63] softirqs last disabled at (18090): netdev_work_proc (./include/linux/spinlock.h:353 net/core/netdev_work.c:139) | [ 275.890905][ T63] Preemption disabled at: | [ 275.890906][ T63] vprintk_emit (kernel/printk/printk.c:2471) | [ 275.890918][ T63] Tainted: [W]=WARN [ 275.890919][ T63] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 275.890921][ T63] Workqueue: events netdev_work_proc [ 275.890924][ T63] Call Trace: [ 275.890926][ T63] [ 275.890927][ T63] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 275.890932][ T63] ? vprintk_emit (kernel/printk/printk.c:2471) [ 275.890934][ T63] __might_resched.cold (kernel/sched/core.c:9234) [ 275.890938][ T63] ? macvlan_set_mac_lists (drivers/net/macvlan.c:851) macvlan [ 275.890941][ T63] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 275.890945][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.890949][ T63] __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)) [ 275.890953][ T63] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 275.890955][ T63] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 275.890959][ T63] ? 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) [ 275.890961][ T63] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 275.890963][ T63] put_chars (drivers/char/virtio_console.c:1176) [ 275.890965][ T63] ? __send_to_port (drivers/char/virtio_console.c:654) [ 275.890967][ T63] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 275.890970][ T63] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 275.890973][ T63] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 275.890975][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.890976][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.890978][ T63] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.890980][ T63] console_emit_next_record (kernel/printk/printk.c:3183) [ 275.890983][ T63] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 275.890985][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.890987][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.890988][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.890990][ T63] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.890992][ T63] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 275.890994][ T63] console_flush_one_record (kernel/printk/printk.c:3268) [ 275.890996][ T63] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 275.890999][ T63] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 275.891001][ T63] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.891002][ T63] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 275.891004][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.891006][ T63] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 275.891007][ T63] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 275.891009][ T63] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 275.891011][ T63] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 275.891013][ T63] ? vprintk_emit (kernel/printk/printk.c:2478) [ 275.891015][ T63] vprintk_emit (kernel/printk/printk.c:2479) [ 275.891017][ T63] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 275.891019][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.891021][ T63] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.891023][ T63] _printk (kernel/printk/printk.c:2504) [ 275.891026][ T63] ? snapshot_read.cold (user.c:?) [ 275.891028][ T63] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 275.891031][ T63] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 275.891033][ T63] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 275.891035][ T63] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 275.891042][ T63] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 275.891044][ T63] ? netdev_notice (net/core/dev.c:13194) [ 275.891046][ T63] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 275.891048][ T63] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 275.891050][ T63] ? 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) [ 275.891053][ T63] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 275.891056][ T63] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 275.891058][ T63] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 275.891061][ T63] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 275.891062][ T63] ? 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) [ 275.891064][ T63] ? ref_tracker_free (lib/ref_tracker.c:339) [ 275.891068][ T63] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 275.891069][ T63] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 275.891071][ T63] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 275.891072][ T63] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 275.891074][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.891076][ T63] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 275.891079][ T63] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 275.891081][ T63] ? netdev_work_sched (net/core/netdev_work.c:82) [ 275.891082][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.891084][ T63] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.891085][ T63] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.891088][ T63] process_one_work (kernel/workqueue.c:3387) [ 275.891092][ T63] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 275.891094][ T63] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 275.891096][ T63] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 275.891098][ T63] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 275.891100][ T63] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 275.891102][ T63] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 275.891104][ T63] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 275.891106][ T63] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 275.891107][ T63] kthread (kernel/kthread.c:436) [ 275.891109][ T63] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 275.891111][ T63] ? kthread_affine_preferred (kernel/kthread.c:857) [ 275.891113][ T63] ret_from_fork (arch/x86/kernel/process.c:158) [ 275.891115][ T63] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 275.891117][ T63] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 275.891120][ T63] ? kthread_affine_preferred (kernel/kthread.c:857) [ 275.891122][ T63] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 292.532429][ T2547] softirqs last disabled at (0): 0x0 | [ 292.532431][ T2547] Preemption disabled at: | [ 292.532431][ T2547] vprintk_emit (kernel/printk/printk.c:2471) | [ 292.532443][ T2547] Tainted: [W]=WARN [ 292.532444][ T2547] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 292.532445][ T2547] Call Trace: [ 292.532447][ T2547] [ 292.532448][ T2547] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 292.532453][ T2547] ? vprintk_emit (kernel/printk/printk.c:2471) [ 292.532455][ T2547] __might_resched.cold (kernel/sched/core.c:9234) [ 292.532459][ T2547] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 292.532462][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532466][ T2547] __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)) [ 292.532470][ T2547] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 292.532472][ T2547] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 292.532476][ T2547] ? 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) [ 292.532478][ T2547] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 292.532480][ T2547] put_chars (drivers/char/virtio_console.c:1176) [ 292.532482][ T2547] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 292.532484][ T2547] ? __send_to_port (drivers/char/virtio_console.c:654) [ 292.532486][ T2547] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 292.532488][ T2547] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 292.532492][ T2547] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 292.532493][ T2547] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 292.532495][ T2547] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 292.532496][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532498][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532500][ T2547] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.532502][ T2547] console_emit_next_record (kernel/printk/printk.c:3183) [ 292.532504][ T2547] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 292.532506][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532508][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532509][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532511][ T2547] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.532513][ T2547] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 292.532515][ T2547] console_flush_one_record (kernel/printk/printk.c:3268) [ 292.532517][ T2547] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 292.532520][ T2547] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 292.532521][ T2547] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.532523][ T2547] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 292.532525][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532526][ T2547] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 292.532528][ T2547] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 292.532529][ T2547] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 292.532531][ T2547] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 292.532533][ T2547] ? vprintk_emit (kernel/printk/printk.c:2478) [ 292.532535][ T2547] vprintk_emit (kernel/printk/printk.c:2479) [ 292.532537][ T2547] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 292.532539][ T2547] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 292.532542][ T2547] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 292.532545][ T2547] _printk (kernel/printk/printk.c:2504) [ 292.532548][ T2547] ? snapshot_read.cold (user.c:?) [ 292.532550][ T2547] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 292.532553][ T2547] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 292.532555][ T2547] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 292.532558][ T2547] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 292.532559][ T2547] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 292.532561][ T2547] ? netdev_notice (net/core/dev.c:13194) [ 292.532563][ T2547] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 292.532566][ T2547] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 292.532570][ T2547] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 292.532573][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532574][ T2547] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 292.532577][ T2547] ? 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) [ 292.532580][ T2547] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 292.532583][ T2547] __dev_change_flags (net/core/dev.c:9821) [ 292.532586][ T2547] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 292.532588][ T2547] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 292.532590][ T2547] ? __kernel_text_address (kernel/extable.c:79) [ 292.532591][ T2547] ? write_profile (profile.c:?) [ 292.532593][ T2547] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 292.532596][ T2547] netif_change_flags (net/core/dev.c:9877) [ 292.532598][ T2547] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 292.532603][ T2547] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 292.532604][ T2547] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 292.532605][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532607][ T2547] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 292.532611][ T2547] ? kasan_save_stack (mm/kasan/common.c:58) [ 292.532613][ T2547] ? kasan_save_stack (mm/kasan/common.c:57) [ 292.532615][ T2547] ? kasan_save_track (mm/kasan/common.c:78) [ 292.532616][ T2547] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 292.532618][ T2547] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 292.532619][ T2547] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 292.532620][ T2547] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 292.532621][ T2547] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 292.532623][ T2547] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 292.532624][ T2547] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 292.532625][ T2547] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 292.532627][ T2547] ? ___sys_sendmsg (net/socket.c:2767) [ 292.532628][ T2547] ? __sys_sendmsg (net/socket.c:2799) [ 292.532630][ T2547] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 292.532632][ T2547] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 292.532635][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532636][ T2547] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.532638][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532639][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532641][ T2547] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 292.532643][ T2547] ? __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) [ 292.532645][ T2547] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 292.532646][ T2547] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 292.532648][ T2547] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 292.532650][ T2547] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 292.532652][ T2547] rtnl_newlink (net/core/rtnetlink.c:4215) [ 292.532654][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532656][ T2547] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 292.532657][ T2547] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.532658][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532660][ T2547] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 292.532664][ T2547] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 292.532665][ T2547] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 292.532667][ T2547] ? __kernel_text_address (kernel/extable.c:79) [ 292.532668][ T2547] ? write_profile (profile.c:?) [ 292.532669][ T2547] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 292.532671][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532672][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532674][ T2547] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 292.532678][ T2547] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.532679][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532681][ T2547] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 292.532682][ T2547] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 292.532684][ T2547] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 292.532685][ T2547] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 292.532687][ T2547] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 292.532689][ T2547] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 292.532691][ T2547] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 292.532692][ T2547] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 292.532693][ T2547] ? netlink_ack (./include/linux/skbuff.h:2718) [ 292.532695][ T2547] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 292.532697][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532699][ T2547] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 292.532701][ T2547] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 292.532703][ T2547] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 292.532704][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532706][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532708][ T2547] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 292.532710][ T2547] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 292.532712][ T2547] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 292.532713][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532715][ T2547] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 292.532717][ T2547] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 292.532719][ T2547] ? copy_msghdr_from_user (net/socket.c:2650) [ 292.532720][ T2547] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 292.532722][ T2547] ? move_addr_to_kernel (net/socket.c:258) [ 292.532723][ T2547] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 292.532726][ T2547] ___sys_sendmsg (net/socket.c:2767) [ 292.532728][ T2547] ? copy_msghdr_from_user (net/socket.c:2619) [ 292.532733][ T2547] __sys_sendmsg (net/socket.c:2799) [ 292.532734][ T2547] ? __sys_sendmsg_sock (net/socket.c:2780) [ 292.532737][ T2547] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 292.532739][ T2547] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 292.532740][ T2547] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 292.532743][ T2547] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 292.532744][ T2547] RIP: 0033:0x7fcfea4e054e [ 292.532746][ T2547] 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 [ 292.532748][ T2547] RSP: 002b:00007ffcf1f2f500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 292.532752][ T2547] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fcfea4e054e [ 292.532754][ T2547] RDX: 0000000000000000 RSI: 00007ffcf1f2f5b0 RDI: 0000000000000005 [ 292.532755][ T2547] RBP: 00007ffcf1f2f510 R08: 0000000000000000 R09: 0000000000000000 [ 292.532756][ T2547] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9187b1 [ 292.532756][ T2547] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf1f2fc70 | [ 297.786109][ T2562] softirqs last disabled at (0): 0x0 | [ 297.786111][ T2562] Preemption disabled at: | [ 297.786111][ T2562] vprintk_emit (kernel/printk/printk.c:2471) | [ 297.786130][ T2562] Tainted: [W]=WARN [ 297.786131][ T2562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 297.786133][ T2562] Call Trace: [ 297.786134][ T2562] [ 297.786135][ T2562] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 297.786141][ T2562] ? vprintk_emit (kernel/printk/printk.c:2471) [ 297.786143][ T2562] __might_resched.cold (kernel/sched/core.c:9234) [ 297.786147][ T2562] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 297.786150][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786154][ T2562] __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)) [ 297.786158][ T2562] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 297.786161][ T2562] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 297.786165][ T2562] ? 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) [ 297.786167][ T2562] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 297.786168][ T2562] put_chars (drivers/char/virtio_console.c:1176) [ 297.786170][ T2562] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 297.786172][ T2562] ? __send_to_port (drivers/char/virtio_console.c:654) [ 297.786174][ T2562] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 297.786177][ T2562] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 297.786180][ T2562] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 297.786181][ T2562] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 297.786183][ T2562] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 297.786184][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786186][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786188][ T2562] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.786190][ T2562] console_emit_next_record (kernel/printk/printk.c:3183) [ 297.786192][ T2562] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 297.786194][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786196][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786197][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786199][ T2562] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.786201][ T2562] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 297.786203][ T2562] console_flush_one_record (kernel/printk/printk.c:3268) [ 297.786205][ T2562] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 297.786207][ T2562] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 297.786209][ T2562] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.786211][ T2562] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 297.786212][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786214][ T2562] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 297.786215][ T2562] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 297.786217][ T2562] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 297.786219][ T2562] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 297.786221][ T2562] ? vprintk_emit (kernel/printk/printk.c:2478) [ 297.786223][ T2562] vprintk_emit (kernel/printk/printk.c:2479) [ 297.786225][ T2562] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 297.786227][ T2562] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 297.786231][ T2562] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 297.786233][ T2562] _printk (kernel/printk/printk.c:2504) [ 297.786237][ T2562] ? snapshot_read.cold (user.c:?) [ 297.786239][ T2562] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 297.786242][ T2562] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 297.786244][ T2562] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 297.786246][ T2562] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 297.786248][ T2562] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 297.786250][ T2562] ? netdev_notice (net/core/dev.c:13194) [ 297.786251][ T2562] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 297.786254][ T2562] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 297.786258][ T2562] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 297.786261][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786263][ T2562] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 297.786265][ T2562] ? 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) [ 297.786269][ T2562] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 297.786271][ T2562] __dev_change_flags (net/core/dev.c:9821) [ 297.786275][ T2562] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 297.786277][ T2562] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 297.786278][ T2562] ? __kernel_text_address (kernel/extable.c:79) [ 297.786280][ T2562] ? write_profile (profile.c:?) [ 297.786282][ T2562] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 297.786284][ T2562] netif_change_flags (net/core/dev.c:9877) [ 297.786286][ T2562] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 297.786291][ T2562] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 297.786292][ T2562] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 297.786294][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786295][ T2562] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 297.786299][ T2562] ? kasan_save_stack (mm/kasan/common.c:58) [ 297.786303][ T2562] ? kasan_save_stack (mm/kasan/common.c:57) [ 297.786304][ T2562] ? kasan_save_track (mm/kasan/common.c:78) [ 297.786306][ T2562] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 297.786307][ T2562] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 297.786308][ T2562] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 297.786310][ T2562] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 297.786311][ T2562] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 297.786312][ T2562] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 297.786314][ T2562] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 297.786315][ T2562] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 297.786316][ T2562] ? ___sys_sendmsg (net/socket.c:2767) [ 297.786318][ T2562] ? __sys_sendmsg (net/socket.c:2799) [ 297.786320][ T2562] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 297.786322][ T2562] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 297.786324][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786326][ T2562] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.786327][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786329][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786331][ T2562] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 297.786333][ T2562] ? __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) [ 297.786334][ T2562] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 297.786336][ T2562] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 297.786338][ T2562] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 297.786340][ T2562] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 297.786342][ T2562] rtnl_newlink (net/core/rtnetlink.c:4215) [ 297.786344][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786345][ T2562] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 297.786347][ T2562] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.786348][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786350][ T2562] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 297.786354][ T2562] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 297.786356][ T2562] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 297.786357][ T2562] ? __kernel_text_address (kernel/extable.c:79) [ 297.786358][ T2562] ? write_profile (profile.c:?) [ 297.786359][ T2562] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 297.786361][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786362][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786364][ T2562] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 297.786368][ T2562] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.786369][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786371][ T2562] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 297.786372][ T2562] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 297.786374][ T2562] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 297.786375][ T2562] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 297.786377][ T2562] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 297.786379][ T2562] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 297.786380][ T2562] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 297.786382][ T2562] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 297.786383][ T2562] ? netlink_ack (./include/linux/skbuff.h:2718) [ 297.786384][ T2562] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 297.786387][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786389][ T2562] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 297.786391][ T2562] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 297.786392][ T2562] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 297.786394][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786396][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786397][ T2562] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 297.786399][ T2562] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 297.786401][ T2562] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 297.786403][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786405][ T2562] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 297.786406][ T2562] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 297.786408][ T2562] ? copy_msghdr_from_user (net/socket.c:2650) [ 297.786410][ T2562] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 297.786411][ T2562] ? move_addr_to_kernel (net/socket.c:258) [ 297.786413][ T2562] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 297.786415][ T2562] ___sys_sendmsg (net/socket.c:2767) [ 297.786417][ T2562] ? copy_msghdr_from_user (net/socket.c:2619) [ 297.786422][ T2562] __sys_sendmsg (net/socket.c:2799) [ 297.786424][ T2562] ? __sys_sendmsg_sock (net/socket.c:2780) [ 297.786426][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 297.786428][ T2562] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 297.786430][ T2562] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 297.786432][ T2562] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 297.786434][ T2562] RIP: 0033:0x7f7a68c5254e [ 297.786436][ T2562] 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 [ 297.786437][ T2562] RSP: 002b:00007fff2cda5d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 297.786441][ T2562] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7a68c5254e [ 297.786443][ T2562] RDX: 0000000000000000 RSI: 00007fff2cda5dc0 RDI: 0000000000000005 [ 297.786444][ T2562] RBP: 00007fff2cda5d20 R08: 0000000000000000 R09: 0000000000000000 [ 297.786444][ T2562] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9187b7 [ 297.786445][ T2562] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff2cda6480 | [ 300.172184][ T2589] softirqs last disabled at (0): 0x0 | [ 300.172186][ T2589] Preemption disabled at: | [ 300.172186][ T2589] vprintk_emit (kernel/printk/printk.c:2471) | [ 300.172197][ T2589] Tainted: [W]=WARN [ 300.172198][ T2589] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 300.172200][ T2589] Call Trace: [ 300.172202][ T2589] [ 300.172203][ T2589] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 300.172208][ T2589] ? vprintk_emit (kernel/printk/printk.c:2471) [ 300.172210][ T2589] __might_resched.cold (kernel/sched/core.c:9234) [ 300.172214][ T2589] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 300.172215][ T2589] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 300.172219][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172223][ T2589] __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)) [ 300.172226][ T2589] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 300.172229][ T2589] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 300.172233][ T2589] ? 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) [ 300.172234][ T2589] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 300.172236][ T2589] put_chars (drivers/char/virtio_console.c:1176) [ 300.172238][ T2589] ? __send_to_port (drivers/char/virtio_console.c:654) [ 300.172240][ T2589] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 300.172243][ T2589] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 300.172246][ T2589] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 300.172247][ T2589] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 300.172250][ T2589] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 300.172252][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172253][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172256][ T2589] console_emit_next_record (kernel/printk/printk.c:3183) [ 300.172258][ T2589] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 300.172260][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172262][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172264][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172265][ T2589] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.172267][ T2589] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 300.172269][ T2589] console_flush_one_record (kernel/printk/printk.c:3268) [ 300.172271][ T2589] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 300.172274][ T2589] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 300.172276][ T2589] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.172277][ T2589] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 300.172279][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172281][ T2589] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 300.172282][ T2589] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 300.172284][ T2589] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 300.172286][ T2589] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 300.172288][ T2589] ? vprintk_emit (kernel/printk/printk.c:2478) [ 300.172290][ T2589] vprintk_emit (kernel/printk/printk.c:2479) [ 300.172292][ T2589] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 300.172294][ T2589] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 300.172297][ T2589] _printk (kernel/printk/printk.c:2504) [ 300.172300][ T2589] ? snapshot_read.cold (user.c:?) [ 300.172302][ T2589] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 300.172305][ T2589] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 300.172307][ T2589] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 300.172310][ T2589] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 300.172312][ T2589] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 300.172313][ T2589] ? netdev_notice (net/core/dev.c:13194) [ 300.172315][ T2589] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 300.172318][ T2589] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 300.172320][ T2589] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 300.172323][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172325][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172327][ T2589] ? 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) [ 300.172330][ T2589] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 300.172332][ T2589] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 300.172335][ T2589] __dev_change_flags (net/core/dev.c:9834) [ 300.172338][ T2589] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 300.172340][ T2589] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 300.172342][ T2589] ? __kernel_text_address (kernel/extable.c:79) [ 300.172343][ T2589] ? write_profile (profile.c:?) [ 300.172345][ T2589] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 300.172347][ T2589] netif_change_flags (net/core/dev.c:9877) [ 300.172350][ T2589] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 300.172354][ T2589] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 300.172355][ T2589] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 300.172357][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172358][ T2589] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 300.172362][ T2589] ? kasan_save_stack (mm/kasan/common.c:58) [ 300.172365][ T2589] ? kasan_save_stack (mm/kasan/common.c:57) [ 300.172367][ T2589] ? kasan_save_track (mm/kasan/common.c:78) [ 300.172368][ T2589] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 300.172370][ T2589] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 300.172371][ T2589] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 300.172372][ T2589] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 300.172374][ T2589] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 300.172375][ T2589] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 300.172376][ T2589] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 300.172378][ T2589] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 300.172380][ T2589] ? ___sys_sendmsg (net/socket.c:2767) [ 300.172382][ T2589] ? __sys_sendmsg (net/socket.c:2799) [ 300.172384][ T2589] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 300.172386][ T2589] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 300.172388][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172390][ T2589] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.172392][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172393][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172395][ T2589] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 300.172397][ T2589] ? __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) [ 300.172399][ T2589] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 300.172400][ T2589] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 300.172402][ T2589] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 300.172404][ T2589] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 300.172406][ T2589] rtnl_newlink (net/core/rtnetlink.c:4215) [ 300.172408][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172410][ T2589] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 300.172411][ T2589] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.172413][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172415][ T2589] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 300.172418][ T2589] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 300.172420][ T2589] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 300.172421][ T2589] ? __kernel_text_address (kernel/extable.c:79) [ 300.172422][ T2589] ? write_profile (profile.c:?) [ 300.172424][ T2589] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 300.172425][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172427][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172429][ T2589] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 300.172432][ T2589] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.172434][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172435][ T2589] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 300.172437][ T2589] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 300.172438][ T2589] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 300.172440][ T2589] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 300.172441][ T2589] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 300.172444][ T2589] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 300.172445][ T2589] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 300.172446][ T2589] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 300.172448][ T2589] ? netlink_ack (./include/linux/skbuff.h:2718) [ 300.172449][ T2589] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 300.172452][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172453][ T2589] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 300.172455][ T2589] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 300.172457][ T2589] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 300.172459][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172461][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172462][ T2589] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.172464][ T2589] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 300.172466][ T2589] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 300.172468][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172470][ T2589] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 300.172472][ T2589] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 300.172473][ T2589] ? copy_msghdr_from_user (net/socket.c:2650) [ 300.172475][ T2589] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 300.172477][ T2589] ? move_addr_to_kernel (net/socket.c:258) [ 300.172478][ T2589] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 300.172481][ T2589] ___sys_sendmsg (net/socket.c:2767) [ 300.172482][ T2589] ? copy_msghdr_from_user (net/socket.c:2619) [ 300.172487][ T2589] __sys_sendmsg (net/socket.c:2799) [ 300.172489][ T2589] ? __sys_sendmsg_sock (net/socket.c:2780) [ 300.172492][ T2589] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.172494][ T2589] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 300.172495][ T2589] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 300.172498][ T2589] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 300.172499][ T2589] RIP: 0033:0x7fd99cee154e [ 300.172501][ T2589] 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 [ 300.172503][ T2589] RSP: 002b:00007ffce2c84550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 300.172507][ T2589] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd99cee154e [ 300.172508][ T2589] RDX: 0000000000000000 RSI: 00007ffce2c84600 RDI: 0000000000000005 [ 300.172509][ T2589] RBP: 00007ffce2c84560 R08: 0000000000000000 R09: 0000000000000000 [ 300.172510][ T2589] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9187b9 [ 300.172511][ T2589] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce2c84cc0 | [ 305.406827][ T2604] softirqs last disabled at (0): 0x0 | [ 305.406829][ T2604] Preemption disabled at: | [ 305.406830][ T2604] vprintk_emit (kernel/printk/printk.c:2471) | [ 305.406841][ T2604] Tainted: [W]=WARN [ 305.406842][ T2604] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 305.406844][ T2604] Call Trace: [ 305.406845][ T2604] [ 305.406847][ T2604] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 305.406852][ T2604] ? vprintk_emit (kernel/printk/printk.c:2471) [ 305.406854][ T2604] __might_resched.cold (kernel/sched/core.c:9234) [ 305.406857][ T2604] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 305.406859][ T2604] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 305.406862][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.406866][ T2604] __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)) [ 305.406869][ T2604] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 305.406872][ T2604] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 305.406875][ T2604] ? 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) [ 305.406877][ T2604] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 305.406879][ T2604] put_chars (drivers/char/virtio_console.c:1176) [ 305.406881][ T2604] ? __send_to_port (drivers/char/virtio_console.c:654) [ 305.406883][ T2604] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 305.406885][ T2604] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 305.406888][ T2604] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 305.406889][ T2604] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 305.406892][ T2604] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 305.406894][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.406896][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.406898][ T2604] console_emit_next_record (kernel/printk/printk.c:3183) [ 305.406900][ T2604] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 305.406903][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.406904][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.406906][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.406907][ T2604] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.406909][ T2604] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 305.406911][ T2604] console_flush_one_record (kernel/printk/printk.c:3268) [ 305.406913][ T2604] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 305.406916][ T2604] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 305.406918][ T2604] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.406919][ T2604] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 305.406921][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.406922][ T2604] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 305.406924][ T2604] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 305.406925][ T2604] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 305.406927][ T2604] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 305.406929][ T2604] ? vprintk_emit (kernel/printk/printk.c:2478) [ 305.406931][ T2604] vprintk_emit (kernel/printk/printk.c:2479) [ 305.406933][ T2604] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 305.406935][ T2604] ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1)) [ 305.406939][ T2604] _printk (kernel/printk/printk.c:2504) [ 305.406942][ T2604] ? snapshot_read.cold (user.c:?) [ 305.406944][ T2604] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 305.406947][ T2604] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 305.406949][ T2604] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 305.406951][ T2604] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 305.406953][ T2604] ? netdev_notice (net/core/dev.c:13194) [ 305.406954][ T2604] ? irqentry_enter (./include/linux/irq-entry-common.h:439 kernel/entry/common.c:120) [ 305.406957][ T2604] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 305.406960][ T2604] ? 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) [ 305.406963][ T2604] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 305.406965][ T2604] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 305.406968][ T2604] __dev_change_flags (net/core/dev.c:9834) [ 305.406972][ T2604] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 305.406974][ T2604] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 305.406976][ T2604] ? __kernel_text_address (kernel/extable.c:79) [ 305.406977][ T2604] ? write_profile (profile.c:?) [ 305.406979][ T2604] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 305.406981][ T2604] netif_change_flags (net/core/dev.c:9877) [ 305.406983][ T2604] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 305.406988][ T2604] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 305.406989][ T2604] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 305.406990][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.406992][ T2604] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 305.406996][ T2604] ? kasan_save_stack (mm/kasan/common.c:58) [ 305.406998][ T2604] ? kasan_save_stack (mm/kasan/common.c:57) [ 305.407000][ T2604] ? kasan_save_track (mm/kasan/common.c:78) [ 305.407001][ T2604] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 305.407003][ T2604] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 305.407004][ T2604] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 305.407005][ T2604] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 305.407006][ T2604] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 305.407009][ T2604] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 305.407010][ T2604] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 305.407011][ T2604] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 305.407014][ T2604] ? ___sys_sendmsg (net/socket.c:2767) [ 305.407015][ T2604] ? __sys_sendmsg (net/socket.c:2799) [ 305.407017][ T2604] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 305.407018][ T2604] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 305.407021][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.407023][ T2604] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.407024][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.407026][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.407028][ T2604] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 305.407030][ T2604] ? __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) [ 305.407032][ T2604] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 305.407033][ T2604] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 305.407035][ T2604] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 305.407037][ T2604] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 305.407039][ T2604] rtnl_newlink (net/core/rtnetlink.c:4215) [ 305.407041][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.407043][ T2604] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 305.407044][ T2604] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.407045][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.407047][ T2604] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 305.407050][ T2604] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 305.407052][ T2604] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 305.407053][ T2604] ? __kernel_text_address (kernel/extable.c:79) [ 305.407055][ T2604] ? write_profile (profile.c:?) [ 305.407056][ T2604] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 305.407057][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.407059][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.407060][ T2604] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 305.407064][ T2604] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.407065][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.407067][ T2604] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 305.407068][ T2604] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 305.407070][ T2604] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 305.407071][ T2604] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 305.407073][ T2604] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 305.407075][ T2604] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 305.407076][ T2604] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 305.407078][ T2604] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 305.407079][ T2604] ? netlink_ack (./include/linux/skbuff.h:2718) [ 305.407080][ T2604] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 305.407083][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.407085][ T2604] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 305.407087][ T2604] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 305.407088][ T2604] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 305.407090][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.407092][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.407093][ T2604] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.407095][ T2604] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 305.407097][ T2604] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 305.407099][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.407101][ T2604] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 305.407103][ T2604] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 305.407104][ T2604] ? copy_msghdr_from_user (net/socket.c:2650) [ 305.407106][ T2604] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 305.407107][ T2604] ? move_addr_to_kernel (net/socket.c:258) [ 305.407109][ T2604] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 305.407111][ T2604] ___sys_sendmsg (net/socket.c:2767) [ 305.407113][ T2604] ? copy_msghdr_from_user (net/socket.c:2619) [ 305.407118][ T2604] __sys_sendmsg (net/socket.c:2799) [ 305.407120][ T2604] ? __sys_sendmsg_sock (net/socket.c:2780) [ 305.407122][ T2604] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.407124][ T2604] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 305.407126][ T2604] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 305.407127][ T2604] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 305.407129][ T2604] RIP: 0033:0x7f3095c0254e [ 305.407131][ T2604] 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 [ 305.407133][ T2604] RSP: 002b:00007ffde6bee050 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 305.407137][ T2604] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3095c0254e [ 305.407138][ T2604] RDX: 0000000000000000 RSI: 00007ffde6bee100 RDI: 0000000000000005 [ 305.407139][ T2604] RBP: 00007ffde6bee060 R08: 0000000000000000 R09: 0000000000000000 [ 305.407140][ T2604] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9187be [ 305.407141][ T2604] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffde6bee7c0 | [ 308.452196][ T10] softirqs last disabled at (27282): neigh_managed_work (./include/linux/spinlock.h:353 net/core/neighbour.c:1664) | [ 308.452200][ T10] Preemption disabled at: | [ 308.452201][ T10] vprintk_emit (kernel/printk/printk.c:2471) | [ 308.452211][ T10] Tainted: [W]=WARN [ 308.452212][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 308.452214][ T10] Workqueue: events netdev_work_proc [ 308.452219][ T10] Call Trace: [ 308.452220][ T10] [ 308.452222][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 308.452227][ T10] ? vprintk_emit (kernel/printk/printk.c:2471) [ 308.452229][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 308.452232][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 308.452235][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.452239][ T10] __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)) [ 308.452243][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 308.452245][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 308.452249][ T10] ? 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) [ 308.452250][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 308.452252][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 308.452254][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 308.452256][ T10] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 308.452259][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 308.452262][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 308.452263][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.452265][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.452267][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.452269][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 308.452271][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 308.452273][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.452275][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.452276][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.452278][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.452280][ T10] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 308.452282][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 308.452284][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 308.452287][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 308.452288][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.452290][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 308.452292][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.452293][ T10] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 308.452295][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 308.452296][ T10] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 308.452298][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 308.452300][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 308.452302][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 308.452304][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 308.452306][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.452308][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.452310][ T10] _printk (kernel/printk/printk.c:2504) [ 308.452313][ T10] ? snapshot_read.cold (user.c:?) [ 308.452315][ T10] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 308.452317][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 308.452319][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 308.452322][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 308.452323][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 308.452325][ T10] ? netdev_notice (net/core/dev.c:13194) [ 308.452327][ T10] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 308.452329][ T10] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 308.452331][ T10] ? 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) [ 308.452334][ T10] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 308.452337][ T10] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 308.452339][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 308.452342][ T10] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 308.452343][ T10] ? 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) [ 308.452345][ T10] ? ref_tracker_free (lib/ref_tracker.c:339) [ 308.452349][ T10] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 308.452350][ T10] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 308.452351][ T10] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 308.452353][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 308.452355][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.452356][ T10] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 308.452359][ T10] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 308.452361][ T10] ? netdev_work_sched (net/core/netdev_work.c:82) [ 308.452362][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.452364][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.452365][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.452368][ T10] process_one_work (kernel/workqueue.c:3387) [ 308.452370][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 308.452372][ T10] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 308.452374][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 308.452376][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 308.452379][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 308.452380][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 308.452382][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 308.452384][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 308.452386][ T10] kthread (kernel/kthread.c:436) [ 308.452387][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 308.452388][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 308.452390][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 308.452393][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 308.452395][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 308.452398][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print neigh_managed_work:netif_rx_mode_run:dump_stack_lvl:__kmalloc_noprof:put_chars dev_set_rx_mode:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars br_multicast_gc_work:netif_rx_mode_run:dump_stack_lvl:__kmalloc_noprof:put_chars dev_uc_del:dev_uc_del:dump_stack_lvl:__kmalloc_noprof:put_chars vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars dev_uc_add:dev_uc_add:dump_stack_lvl:__kmalloc_noprof:put_chars netdev_work_proc:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars neigh_managed_work:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars