====================================== | [ 17.455812][ T237] softirqs last disabled at (14020): 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)) | [ 17.455815][ T237] Preemption disabled at: | [ 17.455815][ T237] 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)) | [ 17.455824][ T237] Tainted: [W]=WARN [ 17.455825][ T237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.455827][ T237] Call Trace: [ 17.455828][ T237] [ 17.455830][ T237] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.455836][ T237] ? 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)) [ 17.455837][ T237] __might_resched.cold (kernel/sched/core.c:9234) [ 17.455842][ T237] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.455846][ T237] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 17.455851][ T237] __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)) [ 17.455853][ T237] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.455859][ T237] ? 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) [ 17.455862][ T237] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.455865][ T237] put_chars (drivers/char/virtio_console.c:1176) [ 17.455868][ T237] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.455872][ T237] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 17.455876][ T237] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.455879][ T237] ? mark_usage (kernel/locking/lockdep.c:4690) [ 17.455881][ T237] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.455883][ T237] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.455887][ T237] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.455889][ T237] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 17.455892][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.455896][ T237] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.455900][ T237] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.455904][ T237] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.455906][ T237] ? 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)) [ 17.455909][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.455911][ T237] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.455915][ T237] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.455920][ T237] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.455927][ T237] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.455932][ T237] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.455935][ T237] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.455937][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.455940][ T237] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 17.455943][ T237] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.455945][ T237] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.455948][ T237] vprintk_emit (kernel/printk/printk.c:2479) [ 17.455952][ T237] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.455954][ T237] ? ___sys_sendmsg (net/socket.c:2767) [ 17.455957][ T237] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 17.455960][ T237] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.455965][ T237] _printk (kernel/printk/printk.c:2504) [ 17.455969][ T237] ? snapshot_read.cold (user.c:?) [ 17.455973][ T237] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 17.455976][ T237] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 17.455980][ T237] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 17.455982][ T237] ? netdev_notice (net/core/dev.c:13194) [ 17.455985][ T237] ? kasan_save_track (mm/kasan/common.c:78) [ 17.455989][ T237] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 17.455991][ T237] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.455993][ T237] ? __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)) [ 17.455996][ T237] ? 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) [ 17.456000][ T237] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 17.456004][ T237] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 17.456007][ T237] dev_uc_add (net/core/dev_addr_lists.c:823) [ 17.456010][ T237] macvlan_open (drivers/net/macvlan.c:665) macvlan [ 17.456016][ T237] __dev_open (net/core/dev.c:1724) [ 17.456020][ T237] ? netif_state_change (./include/net/netdev_lock.h:30 (discriminator 1)) [ 17.456022][ T237] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 17.456026][ T237] __dev_change_flags (net/core/dev.c:9812) [ 17.456030][ T237] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 17.456032][ T237] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 17.456035][ T237] ? __kernel_text_address (kernel/extable.c:79) [ 17.456036][ T237] ? write_profile (profile.c:?) [ 17.456039][ T237] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 17.456043][ T237] netif_change_flags (net/core/dev.c:9877) [ 17.456047][ T237] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 17.456051][ T237] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 17.456053][ T237] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 17.456054][ T237] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 17.456057][ T237] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 17.456060][ T237] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 17.456063][ T237] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 17.456065][ T237] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 17.456067][ T237] ? kasan_save_stack (mm/kasan/common.c:58) [ 17.456069][ T237] ? kasan_save_stack (mm/kasan/common.c:57) [ 17.456071][ T237] ? kasan_save_track (mm/kasan/common.c:78) [ 17.456074][ T237] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.456075][ T237] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 17.456078][ T237] ? ___sys_sendmsg (net/socket.c:2757) [ 17.456082][ T237] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.456084][ T237] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 17.456087][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.456089][ T237] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.456091][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.456092][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.456095][ T237] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 17.456098][ T237] ? __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) [ 17.456100][ T237] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 17.456102][ T237] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 17.456106][ T237] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 17.456112][ T237] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 17.456117][ T237] rtnl_newlink (net/core/rtnetlink.c:4215) [ 17.456123][ T237] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 17.456125][ T237] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.456129][ T237] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.456131][ T237] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.456133][ T237] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 17.456135][ T237] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.456139][ T237] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 17.456141][ T237] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 17.456144][ T237] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.456146][ T237] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.456150][ T237] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 17.456152][ T237] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.456156][ T237] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 17.456157][ T237] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 17.456160][ T237] ? netlink_ack (./include/linux/skbuff.h:2718) [ 17.456167][ T237] ? 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)) [ 17.456169][ T237] ? 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)) [ 17.456173][ T237] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 17.456177][ T237] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 17.456180][ T237] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.456184][ T237] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 17.456188][ T237] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 17.456192][ T237] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 17.456198][ T237] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 17.456200][ T237] ? copy_msghdr_from_user (net/socket.c:2650) [ 17.456202][ T237] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 17.456204][ T237] ? move_addr_to_kernel (net/socket.c:258) [ 17.456211][ T237] ___sys_sendmsg (net/socket.c:2767) [ 17.456214][ T237] ? copy_msghdr_from_user (net/socket.c:2619) [ 17.456233][ T237] __sys_sendmsg (net/socket.c:2799) [ 17.456236][ T237] ? __sys_sendmsg_sock (net/socket.c:2780) [ 17.456242][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.456246][ T237] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 17.456247][ T237] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 17.456250][ T237] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.456252][ T237] RIP: 0033:0x7f249e50354e [ 17.456256][ T237] 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 [ 17.456258][ T237] RSP: 002b:00007ffe6cffe420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.456260][ T237] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f249e50354e [ 17.456261][ T237] RDX: 0000000000000000 RSI: 00007ffe6cffe4d0 RDI: 0000000000000005 [ 17.456262][ T237] RBP: 00007ffe6cffe430 R08: 0000000000000000 R09: 0000000000000000 [ 17.456263][ T237] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917b89 [ 17.456264][ T237] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe6cffeb90 | [ 18.469038][ T269] softirqs last disabled at (26372): 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)) | [ 18.469040][ T269] Preemption disabled at: | [ 18.469041][ T269] 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)) | [ 18.469050][ T269] Tainted: [W]=WARN [ 18.469051][ T269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.469053][ T269] Call Trace: [ 18.469054][ T269] [ 18.469056][ T269] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 18.469062][ T269] ? 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)) [ 18.469064][ T269] __might_resched.cold (kernel/sched/core.c:9234) [ 18.469069][ T269] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 18.469073][ T269] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 18.469078][ T269] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 18.469080][ T269] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.469086][ T269] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 18.469089][ T269] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.469092][ T269] put_chars (drivers/char/virtio_console.c:1176) [ 18.469094][ T269] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 18.469097][ T269] ? __send_to_port (drivers/char/virtio_console.c:654) [ 18.469100][ T269] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 18.469104][ T269] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 18.469107][ T269] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 18.469110][ T269] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 18.469113][ T269] ? mark_usage (kernel/locking/lockdep.c:4690) [ 18.469115][ T269] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.469117][ T269] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.469121][ T269] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 18.469123][ T269] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 18.469126][ T269] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.469129][ T269] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.469133][ T269] console_emit_next_record (kernel/printk/printk.c:3183) [ 18.469137][ T269] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 18.469139][ T269] ? 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)) [ 18.469142][ T269] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.469144][ T269] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.469150][ T269] console_flush_one_record (kernel/printk/printk.c:3268) [ 18.469157][ T269] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 18.469159][ T269] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.469164][ T269] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 18.469167][ T269] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 18.469169][ T269] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.469171][ T269] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 18.469175][ T269] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 18.469177][ T269] ? vprintk_emit (kernel/printk/printk.c:2478) [ 18.469180][ T269] vprintk_emit (kernel/printk/printk.c:2479) [ 18.469184][ T269] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 18.469186][ T269] ? ___sys_sendmsg (net/socket.c:2767) [ 18.469189][ T269] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 18.469192][ T269] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.469197][ T269] _printk (kernel/printk/printk.c:2504) [ 18.469202][ T269] ? snapshot_read.cold (user.c:?) [ 18.469209][ T269] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 18.469214][ T269] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 18.469219][ T269] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 18.469223][ T269] ? netdev_notice (net/core/dev.c:13194) [ 18.469226][ T269] ? kasan_save_track (mm/kasan/common.c:78) [ 18.469233][ T269] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 18.469236][ T269] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.469238][ T269] ? __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)) [ 18.469244][ T269] ? 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) [ 18.469250][ T269] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 18.469257][ T269] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 18.469260][ T269] dev_uc_add (net/core/dev_addr_lists.c:823) [ 18.469263][ T269] macvlan_open (drivers/net/macvlan.c:665) macvlan [ 18.469270][ T269] __dev_open (net/core/dev.c:1724) [ 18.469273][ T269] ? netif_state_change (./include/net/netdev_lock.h:30 (discriminator 1)) [ 18.469275][ T269] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 18.469280][ T269] __dev_change_flags (net/core/dev.c:9812) [ 18.469283][ T269] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 18.469286][ T269] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 18.469290][ T269] ? __kernel_text_address (kernel/extable.c:79) [ 18.469292][ T269] ? write_profile (profile.c:?) [ 18.469295][ T269] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 18.469300][ T269] netif_change_flags (net/core/dev.c:9877) [ 18.469304][ T269] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 18.469308][ T269] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 18.469310][ T269] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 18.469311][ T269] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 18.469313][ T269] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 18.469317][ T269] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 18.469319][ T269] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 18.469321][ T269] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 18.469324][ T269] ? kasan_save_stack (mm/kasan/common.c:58) [ 18.469326][ T269] ? kasan_save_stack (mm/kasan/common.c:57) [ 18.469328][ T269] ? kasan_save_track (mm/kasan/common.c:78) [ 18.469331][ T269] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.469332][ T269] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 18.469336][ T269] ? ___sys_sendmsg (net/socket.c:2757) [ 18.469341][ T269] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.469345][ T269] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 18.469347][ T269] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.469350][ T269] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.469352][ T269] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.469353][ T269] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.469356][ T269] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 18.469359][ T269] ? __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) [ 18.469361][ T269] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 18.469365][ T269] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 18.469369][ T269] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 18.469374][ T269] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 18.469380][ T269] rtnl_newlink (net/core/rtnetlink.c:4215) [ 18.469385][ T269] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 18.469388][ T269] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.469395][ T269] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.469397][ T269] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 18.469399][ T269] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 18.469401][ T269] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.469405][ T269] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 18.469407][ T269] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 18.469410][ T269] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 18.469412][ T269] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.469416][ T269] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.469418][ T269] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 18.469422][ T269] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 18.469424][ T269] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 18.469427][ T269] ? netlink_ack (./include/linux/skbuff.h:2718) [ 18.469433][ T269] ? 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)) [ 18.469435][ T269] ? 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)) [ 18.469443][ T269] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 18.469447][ T269] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 18.469450][ T269] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.469454][ T269] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 18.469458][ T269] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 18.469462][ T269] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 18.469467][ T269] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 18.469470][ T269] ? copy_msghdr_from_user (net/socket.c:2650) [ 18.469472][ T269] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 18.469474][ T269] ? move_addr_to_kernel (net/socket.c:258) [ 18.469481][ T269] ___sys_sendmsg (net/socket.c:2767) [ 18.469485][ T269] ? copy_msghdr_from_user (net/socket.c:2619) [ 18.469504][ T269] __sys_sendmsg (net/socket.c:2799) [ 18.469507][ T269] ? __sys_sendmsg_sock (net/socket.c:2780) [ 18.469514][ T269] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.469518][ T269] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 18.469519][ T269] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 18.469523][ T269] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.469525][ T269] RIP: 0033:0x7fe4904f154e [ 18.469528][ T269] 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 [ 18.469530][ T269] RSP: 002b:00007fff52890260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 18.469534][ T269] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe4904f154e [ 18.469536][ T269] RDX: 0000000000000000 RSI: 00007fff52890310 RDI: 0000000000000005 [ 18.469537][ T269] RBP: 00007fff52890270 R08: 0000000000000000 R09: 0000000000000000 [ 18.469539][ T269] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917b8a [ 18.469540][ T269] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff528909d0 | [ 43.598832][ T362] softirqs last disabled at (14650): 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)) | [ 43.598840][ T362] Preemption disabled at: | [ 43.598841][ T362] vprintk_emit (kernel/printk/printk.c:2471) | [ 43.598859][ T362] Tainted: [W]=WARN [ 43.598861][ T362] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.598863][ T362] Call Trace: [ 43.598865][ T362] [ 43.598869][ T362] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 43.598878][ T362] ? vprintk_emit (kernel/printk/printk.c:2471) [ 43.598884][ T362] __might_resched.cold (kernel/sched/core.c:9234) [ 43.598897][ T362] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 43.598908][ T362] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 43.598915][ T362] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 43.598920][ T362] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.598928][ T362] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 43.598931][ T362] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.598937][ T362] put_chars (drivers/char/virtio_console.c:1176) [ 43.598941][ T362] ? __send_to_port (drivers/char/virtio_console.c:654) [ 43.598946][ T362] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 43.598954][ T362] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 43.598958][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.598966][ T362] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 43.598970][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.598980][ T362] console_emit_next_record (kernel/printk/printk.c:3183) [ 43.598986][ T362] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 43.598988][ T362] ? 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)) [ 43.598993][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.598997][ T362] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.599003][ T362] console_flush_one_record (kernel/printk/printk.c:3268) [ 43.599009][ T362] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 43.599012][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.599021][ T362] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 43.599025][ T362] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 43.599028][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.599031][ T362] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 43.599037][ T362] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 43.599039][ T362] ? vprintk_emit (kernel/printk/printk.c:2478) [ 43.599045][ T362] vprintk_emit (kernel/printk/printk.c:2479) [ 43.599050][ T362] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 43.599055][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.599058][ T362] ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924) [ 43.599064][ T362] _printk (kernel/printk/printk.c:2504) [ 43.599068][ T362] ? snapshot_read.cold (user.c:?) [ 43.599071][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.599075][ T362] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 43.599087][ T362] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 43.599089][ T362] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 43.599094][ T362] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 43.599100][ T362] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 43.599103][ T362] ? netdev_notice (net/core/dev.c:13194) [ 43.599109][ T362] ? dev_set_rx_mode (./include/linux/netdevice.h:5009 (discriminator 1) net/core/dev_addr_lists.c:1392 (discriminator 1)) [ 43.599112][ T362] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 43.599115][ T362] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 43.599120][ T362] ? 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) [ 43.599126][ T362] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 43.599131][ T362] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 43.599136][ T362] __dev_change_flags (net/core/dev.c:9834) [ 43.599141][ T362] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 43.599144][ T362] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 43.599148][ T362] ? __kernel_text_address (kernel/extable.c:79) [ 43.599150][ T362] ? write_profile (profile.c:?) [ 43.599153][ T362] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 43.599160][ T362] netif_change_flags (net/core/dev.c:9877) [ 43.599166][ T362] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 43.599173][ T362] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 43.599176][ T362] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 43.599178][ T362] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 43.599181][ T362] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 43.599185][ T362] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 43.599189][ T362] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 43.599192][ T362] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 43.599196][ T362] ? kasan_save_stack (mm/kasan/common.c:58) [ 43.599200][ T362] ? kasan_save_stack (mm/kasan/common.c:57) [ 43.599202][ T362] ? kasan_save_track (mm/kasan/common.c:78) [ 43.599207][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.599209][ T362] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 43.599213][ T362] ? ___sys_sendmsg (net/socket.c:2757) [ 43.599220][ T362] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 43.599223][ T362] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 43.599227][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.599230][ T362] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.599231][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.599233][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.599236][ T362] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 43.599239][ T362] ? __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) [ 43.599241][ T362] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 43.599244][ T362] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 43.599247][ T362] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 43.599252][ T362] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 43.599257][ T362] rtnl_newlink (net/core/rtnetlink.c:4215) [ 43.599263][ T362] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 43.599265][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.599269][ T362] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 43.599271][ T362] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 43.599273][ T362] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 43.599275][ T362] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 43.599279][ T362] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 43.599281][ T362] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 43.599284][ T362] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.599285][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.599290][ T362] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 43.599291][ T362] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 43.599295][ T362] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 43.599297][ T362] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.599300][ T362] ? netlink_ack (./include/linux/skbuff.h:2718) [ 43.599306][ T362] ? 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)) [ 43.599307][ T362] ? 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)) [ 43.599311][ T362] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 43.599315][ T362] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 43.599318][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.599322][ T362] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 43.599326][ T362] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 43.599330][ T362] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 43.599335][ T362] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 43.599338][ T362] ? copy_msghdr_from_user (net/socket.c:2650) [ 43.599340][ T362] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 43.599342][ T362] ? move_addr_to_kernel (net/socket.c:258) [ 43.599349][ T362] ___sys_sendmsg (net/socket.c:2767) [ 43.599352][ T362] ? copy_msghdr_from_user (net/socket.c:2619) [ 43.599372][ T362] __sys_sendmsg (net/socket.c:2799) [ 43.599375][ T362] ? __sys_sendmsg_sock (net/socket.c:2780) [ 43.599381][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.599385][ T362] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 43.599387][ T362] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 43.599390][ T362] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 43.599393][ T362] RIP: 0033:0x7f7ad0c3154e [ 43.599397][ T362] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 43.599399][ T362] RSP: 002b:00007ffcd401d3f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 43.599403][ T362] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7ad0c3154e [ 43.599404][ T362] RDX: 0000000000000000 RSI: 00007ffcd401d4a0 RDI: 0000000000000005 [ 43.599406][ T362] RBP: 00007ffcd401d400 R08: 0000000000000000 R09: 0000000000000000 [ 43.599406][ T362] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ba4 [ 43.599407][ T362] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd401db60 | [ 49.058306][ T377] softirqs last disabled at (19354): 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)) | [ 49.058308][ T377] Preemption disabled at: | [ 49.058309][ T377] vprintk_emit (kernel/printk/printk.c:2471) | [ 49.058318][ T377] Tainted: [W]=WARN [ 49.058319][ T377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.058321][ T377] Call Trace: [ 49.058322][ T377] [ 49.058324][ T377] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 49.058329][ T377] ? vprintk_emit (kernel/printk/printk.c:2471) [ 49.058332][ T377] __might_resched.cold (kernel/sched/core.c:9234) [ 49.058336][ T377] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 49.058341][ 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) [ 49.058346][ 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)) [ 49.058348][ T377] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 49.058354][ 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) [ 49.058357][ T377] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 49.058360][ T377] put_chars (drivers/char/virtio_console.c:1176) [ 49.058365][ T377] ? __send_to_port (drivers/char/virtio_console.c:654) [ 49.058366][ T377] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 49.058371][ T377] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 49.058373][ T377] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 49.058378][ T377] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 49.058380][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 49.058386][ T377] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 49.058388][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.058394][ T377] console_emit_next_record (kernel/printk/printk.c:3183) [ 49.058398][ T377] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 49.058399][ 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)) [ 49.058403][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.058405][ T377] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 49.058409][ T377] console_flush_one_record (kernel/printk/printk.c:3268) [ 49.058413][ T377] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 49.058415][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 49.058420][ T377] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 49.058423][ T377] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 49.058425][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.058427][ T377] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 49.058431][ T377] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 49.058433][ T377] ? vprintk_emit (kernel/printk/printk.c:2478) [ 49.058436][ T377] vprintk_emit (kernel/printk/printk.c:2479) [ 49.058440][ T377] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 49.058443][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 49.058445][ T377] ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924) [ 49.058449][ T377] _printk (kernel/printk/printk.c:2504) [ 49.058453][ T377] ? snapshot_read.cold (user.c:?) [ 49.058454][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 49.058457][ T377] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 49.058459][ T377] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 49.058461][ T377] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 49.058464][ T377] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 49.058468][ T377] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 49.058470][ T377] ? netdev_notice (net/core/dev.c:13194) [ 49.058474][ T377] ? dev_set_rx_mode (./include/linux/netdevice.h:5009 (discriminator 1) net/core/dev_addr_lists.c:1392 (discriminator 1)) [ 49.058476][ 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) [ 49.058478][ T377] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 49.058481][ 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) [ 49.058485][ T377] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 49.058489][ T377] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 49.058492][ T377] __dev_change_flags (net/core/dev.c:9834) [ 49.058495][ T377] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 49.058498][ T377] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 49.058501][ T377] ? __kernel_text_address (kernel/extable.c:79) [ 49.058502][ T377] ? write_profile (profile.c:?) [ 49.058505][ T377] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 49.058509][ T377] netif_change_flags (net/core/dev.c:9877) [ 49.058513][ T377] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 49.058517][ T377] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 49.058520][ T377] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 49.058521][ T377] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 49.058523][ T377] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 49.058526][ T377] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 49.058529][ T377] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 49.058531][ T377] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 49.058533][ T377] ? kasan_save_stack (mm/kasan/common.c:58) [ 49.058536][ T377] ? kasan_save_stack (mm/kasan/common.c:57) [ 49.058538][ T377] ? kasan_save_track (mm/kasan/common.c:78) [ 49.058541][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 49.058543][ T377] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 49.058546][ T377] ? ___sys_sendmsg (net/socket.c:2757) [ 49.058551][ T377] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 49.058553][ T377] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 49.058556][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.058558][ T377] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 49.058560][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.058561][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.058564][ T377] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 49.058567][ 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) [ 49.058570][ T377] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 49.058572][ T377] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 49.058575][ T377] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 49.058581][ T377] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 49.058586][ T377] rtnl_newlink (net/core/rtnetlink.c:4215) [ 49.058591][ T377] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 49.058593][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 49.058598][ T377] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 49.058600][ T377] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 49.058602][ T377] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 49.058604][ T377] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 49.058607][ T377] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 49.058609][ T377] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 49.058613][ T377] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.058614][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 49.058618][ T377] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 49.058620][ T377] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 49.058624][ T377] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 49.058626][ T377] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 49.058629][ T377] ? netlink_ack (./include/linux/skbuff.h:2718) [ 49.058635][ 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)) [ 49.058636][ 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)) [ 49.058641][ T377] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 49.058644][ T377] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 49.058647][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 49.058651][ T377] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 49.058655][ T377] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 49.058659][ T377] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 49.058664][ T377] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 49.058667][ T377] ? copy_msghdr_from_user (net/socket.c:2650) [ 49.058669][ T377] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 49.058671][ T377] ? move_addr_to_kernel (net/socket.c:258) [ 49.058678][ T377] ___sys_sendmsg (net/socket.c:2767) [ 49.058681][ T377] ? copy_msghdr_from_user (net/socket.c:2619) [ 49.058697][ T377] __sys_sendmsg (net/socket.c:2799) [ 49.058700][ T377] ? __sys_sendmsg_sock (net/socket.c:2780) [ 49.058706][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.058710][ T377] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 49.058712][ T377] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 49.058715][ T377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 49.058718][ T377] RIP: 0033:0x7feb8230254e [ 49.058722][ 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 [ 49.058723][ T377] RSP: 002b:00007ffc674f1ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 49.058726][ T377] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007feb8230254e [ 49.058728][ T377] RDX: 0000000000000000 RSI: 00007ffc674f1f90 RDI: 0000000000000005 [ 49.058729][ T377] RBP: 00007ffc674f1ef0 R08: 0000000000000000 R09: 0000000000000000 [ 49.058729][ T377] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ba9 [ 49.058730][ T377] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc674f2650 | [ 59.302502][ T572] softirqs last disabled at (26196): 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)) | [ 59.302505][ T572] Preemption disabled at: | [ 59.302505][ 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)) | [ 59.302514][ T572] Tainted: [W]=WARN [ 59.302515][ T572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.302517][ T572] Call Trace: [ 59.302519][ T572] [ 59.302520][ T572] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 59.302526][ 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)) [ 59.302528][ T572] __might_resched.cold (kernel/sched/core.c:9234) [ 59.302532][ T572] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 59.302538][ 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) [ 59.302544][ 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)) [ 59.302547][ T572] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 59.302552][ 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) [ 59.302555][ T572] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 59.302558][ T572] put_chars (drivers/char/virtio_console.c:1176) [ 59.302560][ T572] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 59.302563][ T572] ? __send_to_port (drivers/char/virtio_console.c:654) [ 59.302566][ T572] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 59.302569][ T572] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 59.302574][ T572] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 59.302576][ T572] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 59.302578][ T572] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 59.302583][ T572] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 59.302584][ T572] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 59.302587][ T572] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.302590][ T572] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 59.302594][ T572] console_emit_next_record (kernel/printk/printk.c:3183) [ 59.302598][ T572] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 59.302600][ 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)) [ 59.302605][ T572] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.302608][ T572] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 59.302613][ T572] console_flush_one_record (kernel/printk/printk.c:3268) [ 59.302617][ T572] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 59.302619][ T572] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 59.302624][ T572] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 59.302627][ T572] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 59.302629][ T572] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.302631][ T572] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 59.302635][ T572] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 59.302637][ T572] ? vprintk_emit (kernel/printk/printk.c:2478) [ 59.302640][ T572] vprintk_emit (kernel/printk/printk.c:2479) [ 59.302644][ T572] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 59.302646][ T572] ? kvfree_call_rcu (mm/slab_common.c:2050) [ 59.302650][ 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) [ 59.302652][ T572] ? macvlan_stop (drivers/net/macvlan.c:727) macvlan [ 59.302655][ T572] ? __dev_close_many (net/core/dev.c:1798) [ 59.302658][ T572] ? netif_close_many (net/core/dev.c:1824) [ 59.302661][ T572] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 59.302663][ T572] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 59.302667][ T572] _printk (kernel/printk/printk.c:2504) [ 59.302671][ T572] ? snapshot_read.cold (user.c:?) [ 59.302675][ T572] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 59.302679][ T572] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 59.302682][ T572] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 59.302685][ T572] ? netdev_notice (net/core/dev.c:13194) [ 59.302686][ T572] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 59.302690][ T572] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 59.302693][ T572] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 59.302698][ T572] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 59.302702][ 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) [ 59.302707][ T572] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 59.302712][ T572] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 59.302715][ T572] dev_uc_del (net/core/dev_addr_lists.c:845) [ 59.302716][ T572] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 59.302719][ T572] macvlan_stop (drivers/net/macvlan.c:727) macvlan [ 59.302723][ T572] __dev_close_many (net/core/dev.c:1798) [ 59.302726][ T572] ? netif_open (net/core/dev.c:1755) [ 59.302729][ T572] ? netif_close_many (net/core/dev.c:1824) [ 59.302733][ T572] netif_close_many (net/core/dev.c:1824) [ 59.302736][ T572] ? notifier_call_chain (kernel/notifier.c:85) [ 59.302739][ T572] ? __dev_close_many (net/core/dev.c:1804) [ 59.302742][ T572] ? netif_close_many_and_unlock (net/core/dev.c:12411) [ 59.302749][ T572] unregister_netdevice_many_notify (net/core/dev.c:12487) [ 59.302755][ T572] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 59.302757][ T572] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 59.302759][ T572] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 59.302763][ T572] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 59.302765][ T572] ? unregister_netdevice_many (net/core/dev.c:12589) [ 59.302769][ T572] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 59.302772][ T572] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 59.302776][ T572] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 59.302779][ T572] ? mark_usage (kernel/locking/lockdep.c:4690) [ 59.302781][ T572] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 59.302782][ T572] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 59.302784][ T572] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 59.302811][ T572] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 59.302813][ T572] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 59.302816][ T572] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 59.302818][ T572] ? mark_usage (kernel/locking/lockdep.c:4690) [ 59.302820][ T572] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 59.302825][ T572] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 59.302827][ T572] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 59.302829][ T572] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 59.302831][ T572] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 59.302835][ T572] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 59.302838][ T572] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 59.302842][ T572] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 59.302843][ T572] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 59.302847][ T572] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 59.302849][ T572] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 59.302853][ T572] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 59.302855][ T572] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 59.302858][ T572] ? netlink_ack (./include/linux/skbuff.h:2718) [ 59.302864][ 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)) [ 59.302866][ 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)) [ 59.302870][ T572] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 59.302874][ T572] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 59.302877][ T572] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 59.302881][ T572] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 59.302885][ T572] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 59.302889][ T572] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 59.302893][ T572] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 59.302896][ T572] ? copy_msghdr_from_user (net/socket.c:2650) [ 59.302898][ T572] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 59.302900][ T572] ? move_addr_to_kernel (net/socket.c:258) [ 59.302907][ T572] ___sys_sendmsg (net/socket.c:2767) [ 59.302910][ T572] ? copy_msghdr_from_user (net/socket.c:2619) [ 59.302926][ T572] __sys_sendmsg (net/socket.c:2799) [ 59.302930][ T572] ? __sys_sendmsg_sock (net/socket.c:2780) [ 59.302936][ T572] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.302940][ T572] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 59.302942][ T572] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 59.302944][ T572] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 59.302947][ T572] RIP: 0033:0x7fc5f67b954e [ 59.302951][ 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 [ 59.302953][ T572] RSP: 002b:00007ffc3690a090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 59.302956][ T572] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fc5f67b954e [ 59.302957][ T572] RDX: 0000000000000000 RSI: 00007ffc3690a140 RDI: 0000000000000005 [ 59.302958][ T572] RBP: 00007ffc3690a0a0 R08: 0000000000000000 R09: 0000000000000000 [ 59.302959][ T572] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917bb3 [ 59.302960][ T572] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc3690a800 | [ 60.584778][ T611] softirqs last disabled at (20110): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 60.584780][ T611] Preemption disabled at: | [ 60.584781][ T611] vprintk_emit (kernel/printk/printk.c:2471) | [ 60.584791][ T611] Tainted: [W]=WARN [ 60.584792][ T611] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.584793][ T611] Call Trace: [ 60.584795][ T611] [ 60.584797][ T611] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 60.584803][ T611] ? vprintk_emit (kernel/printk/printk.c:2471) [ 60.584805][ T611] __might_resched.cold (kernel/sched/core.c:9234) [ 60.584809][ T611] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 60.584813][ T611] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 60.584819][ T611] __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)) [ 60.584821][ T611] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 60.584826][ T611] ? 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) [ 60.584829][ T611] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 60.584832][ T611] put_chars (drivers/char/virtio_console.c:1176) [ 60.584834][ T611] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 60.584836][ T611] ? __send_to_port (drivers/char/virtio_console.c:654) [ 60.584839][ T611] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 60.584844][ T611] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 60.584846][ T611] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 60.584850][ T611] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 60.584853][ T611] ? mark_usage (kernel/locking/lockdep.c:4690) [ 60.584855][ T611] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 60.584856][ T611] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 60.584860][ T611] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 60.584862][ T611] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 60.584866][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 60.584868][ T611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 60.584872][ T611] console_emit_next_record (kernel/printk/printk.c:3183) [ 60.584876][ T611] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 60.584878][ T611] ? 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)) [ 60.584881][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 60.584884][ T611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 60.584888][ T611] console_flush_one_record (kernel/printk/printk.c:3268) [ 60.584892][ T611] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 60.584894][ T611] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 60.584900][ T611] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 60.584902][ T611] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 60.584904][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 60.584907][ T611] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 60.584911][ T611] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 60.584912][ T611] ? vprintk_emit (kernel/printk/printk.c:2478) [ 60.584916][ T611] vprintk_emit (kernel/printk/printk.c:2479) [ 60.584920][ T611] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 60.584922][ T611] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 60.584924][ T611] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 60.584928][ T611] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 60.584932][ T611] _printk (kernel/printk/printk.c:2504) [ 60.584936][ T611] ? snapshot_read.cold (user.c:?) [ 60.584940][ T611] ? br_multicast_flood (??:?) bridge [ 60.584953][ T611] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 60.584954][ T611] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 60.584955][ T611] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 60.584960][ T611] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 60.584971][ T611] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 60.584979][ T611] new_nbp (net/bridge/br_if.c:449) bridge [ 60.584989][ T611] br_add_if (net/bridge/br_if.c:592) bridge [ 60.584996][ T611] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 60.585001][ T611] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 60.585003][ T611] ? __kernel_text_address (kernel/extable.c:79) [ 60.585007][ T611] do_set_master (net/core/rtnetlink.c:3071) [ 60.585012][ T611] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 60.585015][ T611] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 60.585019][ T611] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 60.585020][ T611] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 60.585022][ T611] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 60.585026][ T611] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 60.585028][ T611] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 60.585030][ T611] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 60.585033][ T611] ? kasan_save_stack (mm/kasan/common.c:58) [ 60.585036][ T611] ? kasan_save_stack (mm/kasan/common.c:57) [ 60.585037][ T611] ? kasan_save_track (mm/kasan/common.c:78) [ 60.585040][ T611] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 60.585042][ T611] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 60.585046][ T611] ? ___sys_sendmsg (net/socket.c:2757) [ 60.585050][ T611] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 60.585052][ T611] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 60.585055][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 60.585057][ T611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 60.585059][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 60.585061][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 60.585063][ T611] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 60.585067][ T611] ? __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) [ 60.585069][ T611] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 60.585071][ T611] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 60.585074][ T611] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 60.585076][ T611] ? nla_get_range_signed (lib/nlattr.c:270) [ 60.585081][ T611] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 60.585086][ T611] rtnl_newlink (net/core/rtnetlink.c:4215) [ 60.585092][ T611] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 60.585094][ T611] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 60.585098][ T611] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 60.585100][ T611] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 60.585102][ T611] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 60.585104][ T611] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 60.585108][ T611] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 60.585110][ T611] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 60.585113][ T611] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 60.585114][ T611] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 60.585119][ T611] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 60.585121][ T611] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 60.585124][ T611] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 60.585126][ T611] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 60.585129][ T611] ? netlink_ack (./include/linux/skbuff.h:2718) [ 60.585135][ T611] ? 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)) [ 60.585137][ T611] ? 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)) [ 60.585141][ T611] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 60.585145][ T611] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 60.585148][ T611] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 60.585152][ T611] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 60.585156][ T611] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 60.585160][ T611] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 60.585165][ T611] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 60.585167][ T611] ? copy_msghdr_from_user (net/socket.c:2650) [ 60.585169][ T611] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 60.585171][ T611] ? move_addr_to_kernel (net/socket.c:258) [ 60.585185][ T611] ___sys_sendmsg (net/socket.c:2767) [ 60.585188][ T611] ? copy_msghdr_from_user (net/socket.c:2619) [ 60.585204][ T611] __sys_sendmsg (net/socket.c:2799) [ 60.585207][ T611] ? __sys_sendmsg_sock (net/socket.c:2780) [ 60.585213][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 60.585217][ T611] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 60.585219][ T611] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 60.585222][ T611] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.585225][ T611] RIP: 0033:0x7f3e2b81c54e [ 60.585228][ T611] 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 [ 60.585230][ T611] RSP: 002b:00007ffe87f02a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 60.585233][ T611] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3e2b81c54e [ 60.585235][ T611] RDX: 0000000000000000 RSI: 00007ffe87f02b30 RDI: 0000000000000005 [ 60.585235][ T611] RBP: 00007ffe87f02a90 R08: 0000000000000000 R09: 0000000000000000 [ 60.585236][ T611] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917bb5 [ 60.585237][ T611] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe87f031f0 | [ 76.167512][ C2] softirqs last disabled at (1550485): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 76.167515][ C2] Preemption disabled at: | [ 76.167516][ C2] 0x0 | [ 76.167531][ C2] Tainted: [W]=WARN [ 76.167532][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.167535][ C2] Call Trace: [ 76.167537][ C2] [ 76.167540][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 76.167547][ C2] __might_resched.cold (kernel/sched/core.c:9234) [ 76.167551][ C2] ? __netif_receive_skb_one_core (net/core/dev.c:6262) [ 76.167556][ C2] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 76.167560][ C2] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 76.167564][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.167569][ C2] __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)) [ 76.167574][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 76.167577][ C2] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 76.167582][ C2] ? 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) [ 76.167585][ C2] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 76.167588][ C2] put_chars (drivers/char/virtio_console.c:1176) [ 76.167591][ C2] ? __send_to_port (drivers/char/virtio_console.c:654) [ 76.167594][ C2] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 76.167598][ C2] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 76.167603][ C2] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 76.167606][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.167608][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 76.167612][ C2] console_emit_next_record (kernel/printk/printk.c:3183) [ 76.167615][ C2] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 76.167618][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.167621][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.167624][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 76.167627][ C2] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 76.167629][ C2] console_flush_one_record (kernel/printk/printk.c:3268) [ 76.167633][ C2] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 76.167637][ C2] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 76.167640][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 76.167642][ C2] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 76.167644][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.167647][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 76.167649][ C2] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 76.167652][ C2] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 76.167655][ C2] ? vprintk_emit (kernel/printk/printk.c:2478) [ 76.167658][ C2] vprintk_emit (kernel/printk/printk.c:2479) [ 76.167661][ C2] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 76.167664][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 76.167681][ C2] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 76.167684][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 76.167695][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 76.167707][ C2] ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934) [ 76.167712][ C2] _printk (kernel/printk/printk.c:2504) [ 76.167716][ C2] ? snapshot_read.cold (user.c:?) [ 76.167718][ C2] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 76.167724][ C2] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 76.167727][ C2] ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723) [ 76.167730][ C2] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1)) [ 76.167733][ C2] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 76.167738][ C2] mark_lock (kernel/locking/lockdep.c:4769) [ 76.167741][ C2] mark_usage (kernel/locking/lockdep.c:4658) [ 76.167744][ C2] __lock_acquire (kernel/locking/lockdep.c:5208) [ 76.167747][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 76.167750][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 76.167761][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.167764][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 76.167767][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 76.167779][ C2] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 76.167781][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 76.167793][ C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 76.167804][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 76.167816][ C2] call_timer_fn (kernel/time/timer.c:1748) [ 76.167820][ C2] ? detach_if_pending (./include/linux/list.h:1159) [ 76.167823][ C2] ? debug_object_active_state (lib/debugobjects.c:1122) [ 76.167827][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 76.167830][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 76.167833][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.167836][ C2] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 76.167839][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 76.167851][ C2] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 76.167854][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 76.167858][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 76.167862][ C2] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 76.167865][ C2] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 76.167868][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 76.167872][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.167874][ C2] handle_softirqs (kernel/softirq.c:645) [ 76.167877][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 76.167880][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 76.167883][ C2] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 76.167886][ C2] irq_exit_rcu (kernel/softirq.c:784) [ 76.167888][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 76.167892][ C2] [ 76.167893][ C2] [ 76.167894][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 76.167897][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 76.167900][ C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 76.167904][ C2] 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 [ 76.167906][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 76.167911][ C2] RAX: 000000000017a893 RBX: ff11000001bec6c0 RCX: ffffffffb78f0307 [ 76.167913][ C2] RDX: ff11000001bec6c0 RSI: ffffffffba638af6 RDI: ffffffffba08d8e0 [ 76.167914][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 76.167916][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 76.167917][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 76.167920][ C2] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 76.167924][ C2] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 76.167927][ C2] default_idle_call (kernel/sched/idle.c:122) [ 76.167930][ C2] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 76.167932][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 76.167935][ C2] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 76.167938][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.167941][ C2] do_idle (kernel/sched/idle.c:355) [ 76.167944][ C2] cpu_startup_entry (kernel/sched/idle.c:454) [ 76.167946][ C2] start_secondary (arch/x86/kernel/smpboot.c:312) [ 76.167949][ C2] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 76.167952][ C2] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 76.263640][ C2] | [ 76.263745][ C2] | [ 76.263745][ C2] stack backtrace: | [ 76.264009][ C2] Tainted: [W]=WARN [ 76.264011][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.264012][ C2] Call Trace: [ 76.264014][ C2] [ 76.264016][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 76.264021][ C2] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 76.264026][ C2] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 76.264030][ C2] mark_lock (kernel/locking/lockdep.c:4769) [ 76.264033][ C2] mark_usage (kernel/locking/lockdep.c:4658) [ 76.264036][ C2] __lock_acquire (kernel/locking/lockdep.c:5208) [ 76.264040][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 76.264042][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 76.264058][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.264062][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 76.264065][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 76.264077][ C2] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 76.264080][ C2] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 76.264090][ C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 76.264102][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 76.264114][ C2] call_timer_fn (kernel/time/timer.c:1748) [ 76.264117][ C2] ? detach_if_pending (./include/linux/list.h:1159) [ 76.264120][ C2] ? debug_object_active_state (lib/debugobjects.c:1122) [ 76.264124][ C2] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 76.264127][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 76.264130][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.264133][ C2] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 76.264136][ C2] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 76.264148][ C2] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 76.264151][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 76.264155][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 76.264159][ C2] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 76.264162][ C2] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 76.264165][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 76.264168][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.264171][ C2] handle_softirqs (kernel/softirq.c:645) [ 76.264174][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 76.264177][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 76.264180][ C2] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 76.264183][ C2] irq_exit_rcu (kernel/softirq.c:784) [ 76.264185][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 76.264188][ C2] [ 76.264189][ C2] [ 76.264190][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 76.264192][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 76.264195][ C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 76.264198][ C2] 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 [ 76.264201][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 76.264204][ C2] RAX: 000000000017a893 RBX: ff11000001bec6c0 RCX: ffffffffb78f0307 [ 76.264206][ C2] RDX: ff11000001bec6c0 RSI: ffffffffba638af6 RDI: ffffffffba08d8e0 [ 76.264208][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 76.264209][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 76.264211][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 76.264214][ C2] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 76.264217][ C2] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 76.264220][ C2] default_idle_call (kernel/sched/idle.c:122) [ 76.264222][ C2] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 76.264224][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 76.264227][ C2] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 76.264230][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.264233][ C2] do_idle (kernel/sched/idle.c:355) [ 76.264236][ C2] cpu_startup_entry (kernel/sched/idle.c:454) [ 76.264238][ C2] start_secondary (arch/x86/kernel/smpboot.c:312) [ 76.264241][ C2] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 76.264244][ C2] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 85.816552][ T720] softirqs last disabled at (0): 0x0 | [ 85.816554][ T720] Preemption disabled at: | [ 85.816555][ T720] vprintk_emit (kernel/printk/printk.c:2471) | [ 85.816567][ T720] Tainted: [W]=WARN [ 85.816568][ T720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 85.816569][ T720] Call Trace: [ 85.816571][ T720] [ 85.816572][ T720] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 85.816578][ T720] ? vprintk_emit (kernel/printk/printk.c:2471) [ 85.816580][ T720] __might_resched.cold (kernel/sched/core.c:9234) [ 85.816584][ T720] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 85.816585][ T720] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 85.816589][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816592][ 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)) [ 85.816596][ T720] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 85.816598][ T720] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 85.816602][ 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) [ 85.816604][ T720] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 85.816606][ T720] put_chars (drivers/char/virtio_console.c:1176) [ 85.816608][ T720] ? __send_to_port (drivers/char/virtio_console.c:654) [ 85.816610][ T720] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 85.816612][ T720] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 85.816616][ T720] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 85.816617][ T720] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 85.816620][ T720] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 85.816622][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816623][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816626][ T720] console_emit_next_record (kernel/printk/printk.c:3183) [ 85.816629][ T720] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 85.816631][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816632][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816634][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816636][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 85.816638][ T720] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 85.816640][ T720] console_flush_one_record (kernel/printk/printk.c:3268) [ 85.816642][ T720] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 85.816645][ T720] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 85.816647][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 85.816648][ T720] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 85.816650][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816652][ T720] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 85.816653][ T720] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 85.816655][ T720] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 85.816657][ T720] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 85.816659][ T720] ? vprintk_emit (kernel/printk/printk.c:2478) [ 85.816661][ T720] vprintk_emit (kernel/printk/printk.c:2479) [ 85.816663][ T720] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 85.816665][ T720] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 85.816668][ T720] _printk (kernel/printk/printk.c:2504) [ 85.816671][ T720] ? snapshot_read.cold (user.c:?) [ 85.816673][ T720] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 85.816677][ T720] ? __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)) [ 85.816678][ T720] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 85.816681][ T720] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 85.816683][ T720] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 85.816685][ T720] ? netdev_notice (net/core/dev.c:13194) [ 85.816686][ T720] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 85.816690][ T720] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 85.816691][ T720] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 85.816695][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816696][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816698][ 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) [ 85.816701][ T720] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 85.816704][ T720] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 85.816707][ T720] __dev_change_flags (net/core/dev.c:9834) [ 85.816710][ T720] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 85.816712][ T720] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 85.816714][ T720] ? __kernel_text_address (kernel/extable.c:79) [ 85.816716][ T720] ? write_profile (profile.c:?) [ 85.816718][ T720] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 85.816720][ T720] netif_change_flags (net/core/dev.c:9877) [ 85.816722][ T720] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 85.816727][ T720] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 85.816729][ T720] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 85.816730][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816732][ T720] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 85.816735][ T720] ? kasan_save_stack (mm/kasan/common.c:58) [ 85.816738][ T720] ? kasan_save_stack (mm/kasan/common.c:57) [ 85.816740][ T720] ? kasan_save_track (mm/kasan/common.c:78) [ 85.816741][ T720] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 85.816743][ T720] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 85.816744][ T720] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 85.816746][ T720] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 85.816747][ T720] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 85.816748][ T720] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 85.816749][ T720] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 85.816751][ T720] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 85.816753][ T720] ? ___sys_sendmsg (net/socket.c:2767) [ 85.816755][ T720] ? __sys_sendmsg (net/socket.c:2799) [ 85.816757][ T720] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 85.816759][ T720] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 85.816761][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816763][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 85.816764][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816766][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816768][ T720] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 85.816770][ T720] ? __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) [ 85.816772][ T720] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 85.816774][ T720] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 85.816775][ T720] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 85.816778][ T720] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 85.816780][ T720] rtnl_newlink (net/core/rtnetlink.c:4215) [ 85.816782][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816784][ T720] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 85.816785][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 85.816786][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816788][ T720] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 85.816792][ T720] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 85.816794][ T720] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 85.816795][ T720] ? __kernel_text_address (kernel/extable.c:79) [ 85.816796][ T720] ? write_profile (profile.c:?) [ 85.816797][ T720] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 85.816799][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816801][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816802][ T720] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 85.816806][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 85.816807][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816809][ T720] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 85.816810][ T720] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 85.816812][ T720] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 85.816813][ T720] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 85.816815][ T720] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 85.816817][ T720] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 85.816819][ T720] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 85.816820][ T720] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 85.816822][ T720] ? netlink_ack (./include/linux/skbuff.h:2718) [ 85.816823][ T720] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 85.816826][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816828][ T720] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 85.816830][ T720] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 85.816832][ T720] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 85.816834][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816835][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816837][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 85.816839][ T720] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 85.816841][ T720] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 85.816843][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816845][ T720] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 85.816847][ T720] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 85.816849][ T720] ? copy_msghdr_from_user (net/socket.c:2650) [ 85.816850][ T720] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 85.816852][ T720] ? move_addr_to_kernel (net/socket.c:258) [ 85.816853][ T720] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 85.816856][ T720] ___sys_sendmsg (net/socket.c:2767) [ 85.816858][ T720] ? copy_msghdr_from_user (net/socket.c:2619) [ 85.816863][ T720] __sys_sendmsg (net/socket.c:2799) [ 85.816865][ T720] ? __sys_sendmsg_sock (net/socket.c:2780) [ 85.816868][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 85.816870][ T720] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 85.816871][ T720] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 85.816874][ T720] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 85.816875][ T720] RIP: 0033:0x7ff66503d54e [ 85.816877][ T720] 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 [ 85.816879][ T720] RSP: 002b:00007fff11c2a1b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 85.816883][ T720] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff66503d54e [ 85.816884][ T720] RDX: 0000000000000000 RSI: 00007fff11c2a260 RDI: 0000000000000005 [ 85.816885][ T720] RBP: 00007fff11c2a1c0 R08: 0000000000000000 R09: 0000000000000000 [ 85.816886][ T720] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917bce [ 85.816887][ T720] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff11c2a920 | [ 91.100731][ T735] softirqs last disabled at (0): 0x0 | [ 91.100733][ T735] Preemption disabled at: | [ 91.100734][ T735] vprintk_emit (kernel/printk/printk.c:2471) | [ 91.100746][ T735] Tainted: [W]=WARN [ 91.100747][ T735] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.100748][ T735] Call Trace: [ 91.100750][ T735] [ 91.100751][ T735] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 91.100757][ T735] ? vprintk_emit (kernel/printk/printk.c:2471) [ 91.100758][ T735] __might_resched.cold (kernel/sched/core.c:9234) [ 91.100762][ T735] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 91.100764][ T735] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 91.100767][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100770][ 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)) [ 91.100774][ T735] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 91.100776][ T735] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 91.100780][ 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) [ 91.100782][ T735] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 91.100784][ T735] put_chars (drivers/char/virtio_console.c:1176) [ 91.100786][ T735] ? __send_to_port (drivers/char/virtio_console.c:654) [ 91.100788][ T735] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 91.100790][ T735] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 91.100793][ T735] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 91.100795][ T735] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 91.100798][ T735] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 91.100799][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100801][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100803][ T735] console_emit_next_record (kernel/printk/printk.c:3183) [ 91.100806][ T735] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 91.100808][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100810][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100811][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100813][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 91.100815][ T735] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 91.100817][ T735] console_flush_one_record (kernel/printk/printk.c:3268) [ 91.100819][ T735] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 91.100822][ T735] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 91.100824][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 91.100826][ T735] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 91.100827][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100829][ T735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 91.100830][ T735] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 91.100832][ T735] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 91.100834][ T735] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 91.100836][ T735] ? vprintk_emit (kernel/printk/printk.c:2478) [ 91.100838][ T735] vprintk_emit (kernel/printk/printk.c:2479) [ 91.100840][ T735] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 91.100842][ T735] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 91.100845][ T735] _printk (kernel/printk/printk.c:2504) [ 91.100848][ T735] ? snapshot_read.cold (user.c:?) [ 91.100850][ T735] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 91.100853][ 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)) [ 91.100854][ T735] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 91.100857][ T735] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 91.100859][ T735] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 91.100861][ T735] ? netdev_notice (net/core/dev.c:13194) [ 91.100862][ T735] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 91.100865][ T735] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 91.100867][ T735] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 91.100870][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100872][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100874][ 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) [ 91.100876][ T735] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 91.100879][ T735] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 91.100881][ T735] __dev_change_flags (net/core/dev.c:9834) [ 91.100885][ T735] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 91.100886][ T735] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 91.100888][ T735] ? __kernel_text_address (kernel/extable.c:79) [ 91.100890][ T735] ? write_profile (profile.c:?) [ 91.100892][ T735] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 91.100894][ T735] netif_change_flags (net/core/dev.c:9877) [ 91.100897][ T735] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 91.100901][ T735] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 91.100902][ T735] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 91.100903][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100905][ T735] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 91.100909][ T735] ? kasan_save_stack (mm/kasan/common.c:58) [ 91.100911][ T735] ? kasan_save_stack (mm/kasan/common.c:57) [ 91.100913][ T735] ? kasan_save_track (mm/kasan/common.c:78) [ 91.100914][ T735] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 91.100916][ T735] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 91.100917][ T735] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 91.100918][ T735] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 91.100919][ T735] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 91.100921][ T735] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 91.100922][ T735] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 91.100923][ T735] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 91.100926][ T735] ? ___sys_sendmsg (net/socket.c:2767) [ 91.100927][ T735] ? __sys_sendmsg (net/socket.c:2799) [ 91.100929][ T735] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 91.100931][ T735] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.100933][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100935][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 91.100936][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100938][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100940][ T735] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 91.100942][ 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) [ 91.100944][ T735] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 91.100945][ T735] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 91.100947][ T735] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 91.100949][ T735] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 91.100951][ T735] rtnl_newlink (net/core/rtnetlink.c:4215) [ 91.100953][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100955][ T735] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 91.100956][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 91.100957][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100959][ T735] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 91.100963][ T735] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 91.100964][ T735] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 91.100966][ T735] ? __kernel_text_address (kernel/extable.c:79) [ 91.100967][ T735] ? write_profile (profile.c:?) [ 91.100968][ T735] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 91.100969][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100971][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100973][ T735] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 91.100976][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 91.100978][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100979][ T735] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 91.100981][ T735] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 91.100982][ T735] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 91.100984][ T735] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 91.100985][ T735] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 91.100987][ T735] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 91.100989][ T735] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 91.100990][ T735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 91.100992][ T735] ? netlink_ack (./include/linux/skbuff.h:2718) [ 91.100993][ T735] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 91.100995][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.100997][ T735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 91.100999][ T735] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 91.101001][ T735] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 91.101003][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.101004][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.101006][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 91.101008][ T735] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 91.101010][ T735] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 91.101012][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.101013][ T735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 91.101015][ T735] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 91.101017][ T735] ? copy_msghdr_from_user (net/socket.c:2650) [ 91.101019][ T735] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 91.101020][ T735] ? move_addr_to_kernel (net/socket.c:258) [ 91.101022][ T735] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 91.101024][ T735] ___sys_sendmsg (net/socket.c:2767) [ 91.101026][ T735] ? copy_msghdr_from_user (net/socket.c:2619) [ 91.101031][ T735] __sys_sendmsg (net/socket.c:2799) [ 91.101033][ T735] ? __sys_sendmsg_sock (net/socket.c:2780) [ 91.101035][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 91.101038][ T735] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 91.101039][ T735] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 91.101041][ T735] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 91.101043][ T735] RIP: 0033:0x7fc69f19354e [ 91.101045][ 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 [ 91.101046][ T735] RSP: 002b:00007ffd366b0a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 91.101050][ T735] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc69f19354e [ 91.101051][ T735] RDX: 0000000000000000 RSI: 00007ffd366b0ac0 RDI: 0000000000000005 [ 91.101052][ T735] RBP: 00007ffd366b0a20 R08: 0000000000000000 R09: 0000000000000000 [ 91.101053][ T735] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917bd3 [ 91.101054][ T735] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd366b1180 | [ 94.236277][ T66] softirqs last disabled at (22570): neigh_managed_work (./include/linux/spinlock.h:353 net/core/neighbour.c:1664) | [ 94.236281][ T66] Preemption disabled at: | [ 94.236282][ T66] vprintk_emit (kernel/printk/printk.c:2471) | [ 94.236293][ T66] Tainted: [W]=WARN [ 94.236294][ T66] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.236296][ T66] Workqueue: events netdev_work_proc [ 94.236301][ T66] Call Trace: [ 94.236303][ T66] [ 94.236304][ T66] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 94.236309][ T66] ? vprintk_emit (kernel/printk/printk.c:2471) [ 94.236311][ T66] __might_resched.cold (kernel/sched/core.c:9234) [ 94.236314][ T66] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 94.236317][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.236321][ T66] __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)) [ 94.236324][ T66] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 94.236327][ T66] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 94.236330][ T66] ? 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) [ 94.236332][ T66] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 94.236334][ T66] put_chars (drivers/char/virtio_console.c:1176) [ 94.236336][ T66] ? __send_to_port (drivers/char/virtio_console.c:654) [ 94.236338][ T66] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 94.236340][ T66] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 94.236343][ T66] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 94.236345][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.236346][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.236348][ T66] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 94.236350][ T66] console_emit_next_record (kernel/printk/printk.c:3183) [ 94.236353][ T66] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 94.236355][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.236356][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.236358][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.236360][ T66] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 94.236364][ T66] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 94.236366][ T66] console_flush_one_record (kernel/printk/printk.c:3268) [ 94.236368][ T66] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 94.236371][ T66] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 94.236373][ T66] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 94.236375][ T66] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 94.236376][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.236378][ T66] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 94.236379][ T66] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 94.236387][ T66] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 94.236389][ T66] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 94.236391][ T66] ? vprintk_emit (kernel/printk/printk.c:2478) [ 94.236393][ T66] vprintk_emit (kernel/printk/printk.c:2479) [ 94.236395][ T66] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 94.236397][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.236399][ T66] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 94.236401][ T66] _printk (kernel/printk/printk.c:2504) [ 94.236404][ T66] ? snapshot_read.cold (user.c:?) [ 94.236407][ T66] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 94.236409][ T66] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 94.236411][ T66] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 94.236414][ T66] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 94.236416][ T66] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 94.236417][ T66] ? netdev_notice (net/core/dev.c:13194) [ 94.236419][ T66] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 94.236421][ T66] ? 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) [ 94.236423][ T66] ? 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) [ 94.236426][ T66] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 94.236429][ T66] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 94.236431][ T66] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 94.236434][ T66] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 94.236436][ T66] ? 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) [ 94.236438][ T66] ? ref_tracker_free (lib/ref_tracker.c:339) [ 94.236441][ T66] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 94.236442][ T66] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 94.236443][ T66] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 94.236445][ T66] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 94.236447][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.236449][ T66] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 94.236452][ T66] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 94.236453][ T66] ? netdev_work_sched (net/core/netdev_work.c:82) [ 94.236455][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.236457][ T66] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 94.236458][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 94.236460][ T66] process_one_work (kernel/workqueue.c:3387) [ 94.236463][ T66] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 94.236465][ T66] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 94.236467][ T66] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 94.236469][ T66] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 94.236471][ T66] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 94.236473][ T66] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 94.236475][ T66] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 94.236477][ T66] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 94.236479][ T66] kthread (kernel/kthread.c:436) [ 94.236480][ T66] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 94.236481][ T66] ? kthread_affine_preferred (kernel/kthread.c:857) [ 94.236483][ T66] ret_from_fork (arch/x86/kernel/process.c:158) [ 94.236486][ T66] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 94.236488][ T66] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 94.236491][ T66] ? kthread_affine_preferred (kernel/kthread.c:857) [ 94.236493][ T66] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 119.467574][ T961] softirqs last disabled at (0): 0x0 | [ 119.467576][ T961] Preemption disabled at: | [ 119.467577][ T961] vprintk_emit (kernel/printk/printk.c:2471) | [ 119.467592][ T961] Tainted: [W]=WARN [ 119.467593][ T961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.467595][ T961] Call Trace: [ 119.467597][ T961] [ 119.467599][ T961] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 119.467605][ T961] ? vprintk_emit (kernel/printk/printk.c:2471) [ 119.467608][ T961] __might_resched.cold (kernel/sched/core.c:9234) [ 119.467613][ T961] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 119.467615][ T961] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 119.467619][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467624][ T961] __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)) [ 119.467629][ T961] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 119.467632][ T961] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 119.467637][ T961] ? 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) [ 119.467639][ T961] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 119.467643][ T961] put_chars (drivers/char/virtio_console.c:1176) [ 119.467645][ T961] ? __send_to_port (drivers/char/virtio_console.c:654) [ 119.467648][ T961] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 119.467652][ T961] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 119.467657][ T961] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 119.467659][ T961] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 119.467663][ T961] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 119.467665][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467668][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467672][ T961] console_emit_next_record (kernel/printk/printk.c:3183) [ 119.467676][ T961] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 119.467679][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467681][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467684][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467686][ T961] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.467689][ T961] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 119.467692][ T961] console_flush_one_record (kernel/printk/printk.c:3268) [ 119.467696][ T961] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 119.467700][ T961] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 119.467703][ T961] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.467705][ T961] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 119.467708][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467710][ T961] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 119.467712][ T961] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 119.467715][ T961] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 119.467718][ T961] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 119.467721][ T961] ? vprintk_emit (kernel/printk/printk.c:2478) [ 119.467724][ T961] vprintk_emit (kernel/printk/printk.c:2479) [ 119.467727][ T961] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 119.467730][ T961] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 119.467734][ T961] _printk (kernel/printk/printk.c:2504) [ 119.467738][ T961] ? snapshot_read.cold (user.c:?) [ 119.467742][ T961] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 119.467745][ T961] ? __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)) [ 119.467748][ T961] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 119.467752][ T961] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 119.467755][ T961] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 119.467757][ T961] ? netdev_notice (net/core/dev.c:13194) [ 119.467760][ T961] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 119.467764][ T961] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 119.467767][ T961] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 119.467770][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467773][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467776][ T961] ? 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) [ 119.467780][ T961] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 119.467784][ T961] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 119.467787][ T961] __dev_change_flags (net/core/dev.c:9834) [ 119.467792][ T961] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 119.467794][ T961] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 119.467797][ T961] ? __kernel_text_address (kernel/extable.c:79) [ 119.467799][ T961] ? write_profile (profile.c:?) [ 119.467802][ T961] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 119.467806][ T961] netif_change_flags (net/core/dev.c:9877) [ 119.467810][ T961] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 119.467815][ T961] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 119.467817][ T961] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 119.467819][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467822][ T961] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 119.467827][ T961] ? kasan_save_stack (mm/kasan/common.c:58) [ 119.467830][ T961] ? kasan_save_stack (mm/kasan/common.c:57) [ 119.467832][ T961] ? kasan_save_track (mm/kasan/common.c:78) [ 119.467835][ T961] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 119.467837][ T961] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 119.467839][ T961] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 119.467841][ T961] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 119.467843][ T961] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 119.467846][ T961] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 119.467848][ T961] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 119.467850][ T961] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 119.467853][ T961] ? ___sys_sendmsg (net/socket.c:2767) [ 119.467856][ T961] ? __sys_sendmsg (net/socket.c:2799) [ 119.467858][ T961] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 119.467861][ T961] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.467865][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467867][ T961] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.467870][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467872][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467875][ T961] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 119.467878][ T961] ? __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) [ 119.467881][ T961] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 119.467883][ T961] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 119.467886][ T961] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 119.467890][ T961] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 119.467894][ T961] rtnl_newlink (net/core/rtnetlink.c:4215) [ 119.467897][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467900][ T961] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 119.467902][ T961] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.467904][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467907][ T961] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 119.467912][ T961] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 119.467914][ T961] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 119.467917][ T961] ? __kernel_text_address (kernel/extable.c:79) [ 119.467919][ T961] ? write_profile (profile.c:?) [ 119.467921][ T961] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 119.467923][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467925][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467928][ T961] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 119.467932][ T961] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.467935][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467937][ T961] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 119.467940][ T961] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 119.467942][ T961] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 119.467945][ T961] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 119.467947][ T961] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 119.467951][ T961] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 119.467953][ T961] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 119.467956][ T961] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 119.467958][ T961] ? netlink_ack (./include/linux/skbuff.h:2718) [ 119.467960][ T961] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 119.467964][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467967][ T961] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 119.467970][ T961] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 119.467974][ T961] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 119.467976][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467979][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467981][ T961] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 119.467984][ T961] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 119.467988][ T961] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 119.467991][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.467993][ T961] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 119.467996][ T961] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 119.467999][ T961] ? copy_msghdr_from_user (net/socket.c:2650) [ 119.468002][ T961] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 119.468004][ T961] ? move_addr_to_kernel (net/socket.c:258) [ 119.468007][ T961] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 119.468011][ T961] ___sys_sendmsg (net/socket.c:2767) [ 119.468014][ T961] ? copy_msghdr_from_user (net/socket.c:2619) [ 119.468022][ T961] __sys_sendmsg (net/socket.c:2799) [ 119.468025][ T961] ? __sys_sendmsg_sock (net/socket.c:2780) [ 119.468030][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 119.468033][ T961] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 119.468035][ T961] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 119.468038][ T961] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 119.468041][ T961] RIP: 0033:0x7fbc250aa54e [ 119.468044][ T961] 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 [ 119.468046][ T961] RSP: 002b:00007ffd26018ad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 119.468051][ T961] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbc250aa54e [ 119.468053][ T961] RDX: 0000000000000000 RSI: 00007ffd26018b80 RDI: 0000000000000005 [ 119.468055][ T961] RBP: 00007ffd26018ae0 R08: 0000000000000000 R09: 0000000000000000 [ 119.468056][ T961] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917bef [ 119.468058][ T961] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd26019240 | [ 124.754910][ T976] softirqs last disabled at (0): 0x0 | [ 124.754913][ T976] Preemption disabled at: | [ 124.754914][ T976] vprintk_emit (kernel/printk/printk.c:2471) | [ 124.754928][ T976] Tainted: [W]=WARN [ 124.754929][ T976] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.754931][ T976] Call Trace: [ 124.754933][ T976] [ 124.754935][ T976] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 124.754941][ T976] ? vprintk_emit (kernel/printk/printk.c:2471) [ 124.754944][ T976] __might_resched.cold (kernel/sched/core.c:9234) [ 124.754948][ T976] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 124.754950][ T976] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 124.754955][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.754959][ T976] __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)) [ 124.754964][ T976] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 124.754967][ T976] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 124.754972][ T976] ? 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) [ 124.754975][ T976] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 124.754978][ T976] put_chars (drivers/char/virtio_console.c:1176) [ 124.754980][ T976] ? __send_to_port (drivers/char/virtio_console.c:654) [ 124.754983][ T976] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 124.754987][ T976] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 124.754992][ T976] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 124.754993][ T976] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 124.754997][ T976] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 124.755000][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755002][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755006][ T976] console_emit_next_record (kernel/printk/printk.c:3183) [ 124.755009][ T976] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 124.755012][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755015][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755017][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755019][ T976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 124.755022][ T976] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 124.755025][ T976] console_flush_one_record (kernel/printk/printk.c:3268) [ 124.755028][ T976] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 124.755032][ T976] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 124.755034][ T976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 124.755036][ T976] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 124.755039][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755041][ T976] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 124.755043][ T976] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 124.755045][ T976] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 124.755048][ T976] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 124.755051][ T976] ? vprintk_emit (kernel/printk/printk.c:2478) [ 124.755054][ T976] vprintk_emit (kernel/printk/printk.c:2479) [ 124.755057][ T976] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 124.755060][ T976] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 124.755064][ T976] _printk (kernel/printk/printk.c:2504) [ 124.755068][ T976] ? snapshot_read.cold (user.c:?) [ 124.755071][ T976] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 124.755074][ T976] ? __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)) [ 124.755077][ T976] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 124.755080][ T976] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 124.755083][ T976] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 124.755086][ T976] ? netdev_notice (net/core/dev.c:13194) [ 124.755088][ T976] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 124.755092][ T976] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 124.755094][ T976] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 124.755098][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755100][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755103][ T976] ? 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) [ 124.755107][ T976] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 124.755111][ T976] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 124.755114][ T976] __dev_change_flags (net/core/dev.c:9834) [ 124.755118][ T976] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 124.755121][ T976] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 124.755124][ T976] ? __kernel_text_address (kernel/extable.c:79) [ 124.755126][ T976] ? write_profile (profile.c:?) [ 124.755129][ T976] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 124.755132][ T976] netif_change_flags (net/core/dev.c:9877) [ 124.755135][ T976] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 124.755141][ T976] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 124.755143][ T976] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 124.755145][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755148][ T976] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 124.755153][ T976] ? kasan_save_stack (mm/kasan/common.c:58) [ 124.755156][ T976] ? kasan_save_stack (mm/kasan/common.c:57) [ 124.755158][ T976] ? kasan_save_track (mm/kasan/common.c:78) [ 124.755160][ T976] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 124.755162][ T976] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 124.755164][ T976] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 124.755166][ T976] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 124.755168][ T976] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 124.755170][ T976] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 124.755171][ T976] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 124.755173][ T976] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 124.755176][ T976] ? ___sys_sendmsg (net/socket.c:2767) [ 124.755178][ T976] ? __sys_sendmsg (net/socket.c:2799) [ 124.755181][ T976] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 124.755183][ T976] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 124.755187][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755190][ T976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 124.755192][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755194][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755196][ T976] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 124.755199][ T976] ? __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) [ 124.755202][ T976] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 124.755204][ T976] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 124.755206][ T976] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 124.755210][ T976] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 124.755213][ T976] rtnl_newlink (net/core/rtnetlink.c:4215) [ 124.755216][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755219][ T976] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 124.755220][ T976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 124.755223][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755225][ T976] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 124.755229][ T976] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 124.755232][ T976] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 124.755234][ T976] ? __kernel_text_address (kernel/extable.c:79) [ 124.755236][ T976] ? write_profile (profile.c:?) [ 124.755237][ T976] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 124.755239][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755242][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755244][ T976] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 124.755248][ T976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 124.755250][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755253][ T976] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 124.755255][ T976] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 124.755258][ T976] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.755260][ T976] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 124.755262][ T976] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 124.755266][ T976] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 124.755268][ T976] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 124.755270][ T976] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 124.755272][ T976] ? netlink_ack (./include/linux/skbuff.h:2718) [ 124.755274][ T976] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 124.755278][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755281][ T976] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 124.755284][ T976] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 124.755287][ T976] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 124.755289][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755292][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755294][ T976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 124.755297][ T976] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 124.755300][ T976] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 124.755303][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755306][ T976] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 124.755308][ T976] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 124.755311][ T976] ? copy_msghdr_from_user (net/socket.c:2650) [ 124.755313][ T976] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 124.755316][ T976] ? move_addr_to_kernel (net/socket.c:258) [ 124.755318][ T976] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 124.755322][ T976] ___sys_sendmsg (net/socket.c:2767) [ 124.755325][ T976] ? copy_msghdr_from_user (net/socket.c:2619) [ 124.755333][ T976] __sys_sendmsg (net/socket.c:2799) [ 124.755336][ T976] ? __sys_sendmsg_sock (net/socket.c:2780) [ 124.755340][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.755343][ T976] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 124.755345][ T976] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 124.755348][ T976] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 124.755351][ T976] RIP: 0033:0x7f9bc0b8654e [ 124.755353][ T976] 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 [ 124.755355][ T976] RSP: 002b:00007ffc49dee410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 124.755360][ T976] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9bc0b8654e [ 124.755364][ T976] RDX: 0000000000000000 RSI: 00007ffc49dee4c0 RDI: 0000000000000005 [ 124.755366][ T976] RBP: 00007ffc49dee420 R08: 0000000000000000 R09: 0000000000000000 [ 124.755367][ T976] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917bf5 [ 124.755369][ T976] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc49deeb80 | [ 127.990388][ T10] softirqs last disabled at (35805): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 127.990390][ T10] Preemption disabled at: | [ 127.990391][ T10] vprintk_emit (kernel/printk/printk.c:2471) | [ 127.990404][ T10] Tainted: [W]=WARN [ 127.990405][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 127.990408][ T10] Workqueue: events netdev_work_proc [ 127.990414][ T10] Call Trace: [ 127.990416][ T10] [ 127.990418][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 127.990424][ T10] ? vprintk_emit (kernel/printk/printk.c:2471) [ 127.990426][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 127.990430][ T10] ? macvlan_set_mac_lists (drivers/net/macvlan.c:851) macvlan [ 127.990434][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 127.990438][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 127.990442][ 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)) [ 127.990445][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 127.990448][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 127.990451][ 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) [ 127.990453][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 127.990455][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 127.990457][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 127.990459][ T10] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 127.990462][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 127.990466][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 127.990469][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 127.990471][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 127.990473][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 127.990475][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 127.990478][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 127.990480][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 127.990482][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 127.990484][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 127.990485][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 127.990488][ T10] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 127.990489][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 127.990492][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 127.990494][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 127.990496][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 127.990498][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 127.990499][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 127.990501][ T10] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 127.990502][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 127.990504][ T10] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 127.990506][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 127.990508][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 127.990510][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 127.990512][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 127.990514][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 127.990516][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 127.990518][ T10] _printk (kernel/printk/printk.c:2504) [ 127.990521][ T10] ? snapshot_read.cold (user.c:?) [ 127.990523][ T10] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 127.990525][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 127.990527][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 127.990530][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 127.990531][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 127.990533][ T10] ? netdev_notice (net/core/dev.c:13194) [ 127.990535][ T10] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 127.990538][ 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) [ 127.990540][ 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) [ 127.990545][ T10] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 127.990548][ T10] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 127.990551][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 127.990554][ T10] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 127.990555][ 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) [ 127.990557][ T10] ? ref_tracker_free (lib/ref_tracker.c:339) [ 127.990561][ T10] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 127.990562][ 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) [ 127.990563][ 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) [ 127.990565][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 127.990567][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 127.990569][ T10] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 127.990571][ T10] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 127.990573][ T10] ? netdev_work_sched (net/core/netdev_work.c:82) [ 127.990574][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 127.990576][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 127.990578][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 127.990580][ T10] process_one_work (kernel/workqueue.c:3387) [ 127.990591][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 127.990593][ T10] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 127.990597][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 127.990600][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 127.990603][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 127.990605][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 127.990607][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 127.990608][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 127.990610][ T10] kthread (kernel/kthread.c:436) [ 127.990612][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 127.990613][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 127.990615][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 127.990618][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 127.990619][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 127.990622][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 127.990624][ T10] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 129.408288][ T736] softirqs last disabled at (0): 0x0 | [ 129.408289][ T736] Preemption disabled at: | [ 129.408290][ T736] 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)) | [ 129.408302][ T736] Tainted: [W]=WARN [ 129.408303][ T736] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 129.408304][ T736] Workqueue: events netdev_work_proc [ 129.408309][ T736] Call Trace: [ 129.408311][ T736] [ 129.408312][ T736] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 129.408317][ T736] ? 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)) [ 129.408318][ T736] __might_resched.cold (kernel/sched/core.c:9234) [ 129.408322][ T736] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 129.408326][ T736] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 129.408331][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 129.408335][ T736] __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)) [ 129.408338][ T736] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 129.408341][ T736] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 129.408344][ T736] ? 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) [ 129.408346][ T736] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 129.408348][ T736] put_chars (drivers/char/virtio_console.c:1176) [ 129.408350][ T736] ? __send_to_port (drivers/char/virtio_console.c:654) [ 129.408352][ T736] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 129.408355][ T736] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 129.408359][ T736] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 129.408360][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 129.408362][ T736] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 129.408364][ T736] console_emit_next_record (kernel/printk/printk.c:3183) [ 129.408367][ T736] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 129.408369][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 129.408370][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 129.408372][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 129.408374][ T736] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 129.408376][ T736] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 129.408377][ T736] console_flush_one_record (kernel/printk/printk.c:3268) [ 129.408380][ T736] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 129.408382][ T736] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 129.408384][ T736] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 129.408386][ T736] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 129.408388][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 129.408389][ T736] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 129.408391][ T736] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 129.408392][ T736] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 129.408394][ T736] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 129.408396][ T736] ? vprintk_emit (kernel/printk/printk.c:2478) [ 129.408398][ T736] vprintk_emit (kernel/printk/printk.c:2479) [ 129.408401][ T736] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 129.408403][ T736] _printk (kernel/printk/printk.c:2504) [ 129.408407][ T736] ? snapshot_read.cold (user.c:?) [ 129.408409][ T736] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 129.408412][ T736] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 129.408413][ T736] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 129.408415][ T736] ? netdev_notice (net/core/dev.c:13194) [ 129.408417][ T736] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 129.408418][ T736] ? __hw_addr_add_ex (net/core/dev_addr_lists.c:125) [ 129.408420][ T736] ? 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) [ 129.408423][ T736] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 129.408426][ T736] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 129.408428][ T736] dev_uc_sync (net/core/dev_addr_lists.c:874) [ 129.408431][ T736] netif_rx_mode_run (net/core/dev_addr_lists.c:1330) [ 129.408432][ T736] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 129.408435][ T736] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 129.408436][ T736] ? 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) [ 129.408438][ T736] ? ref_tracker_free (lib/ref_tracker.c:339) [ 129.408441][ T736] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 129.408443][ T736] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 129.408444][ T736] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 129.408445][ T736] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 129.408448][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 129.408450][ T736] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 129.408453][ T736] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 129.408454][ T736] ? netdev_work_sched (net/core/netdev_work.c:82) [ 129.408456][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 129.408458][ T736] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 129.408459][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 129.408461][ T736] process_one_work (kernel/workqueue.c:3387) [ 129.408465][ T736] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 129.408467][ T736] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 129.408468][ T736] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999) [ 129.408472][ T736] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 129.408474][ T736] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 129.408477][ T736] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 129.408478][ T736] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 129.408480][ T736] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 129.408482][ T736] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 129.408484][ T736] kthread (kernel/kthread.c:436) [ 129.408486][ T736] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 129.408487][ T736] ? kthread_affine_preferred (kernel/kthread.c:857) [ 129.408489][ T736] ret_from_fork (arch/x86/kernel/process.c:158) [ 129.408492][ T736] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 129.408494][ T736] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 129.408497][ T736] ? kthread_affine_preferred (kernel/kthread.c:857) [ 129.408498][ T736] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 146.123327][ T1178] softirqs last disabled at (0): 0x0 | [ 146.123330][ T1178] Preemption disabled at: | [ 146.123330][ T1178] vprintk_emit (kernel/printk/printk.c:2471) | [ 146.123345][ T1178] Tainted: [W]=WARN [ 146.123346][ T1178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 146.123348][ T1178] Call Trace: [ 146.123350][ T1178] [ 146.123352][ T1178] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 146.123358][ T1178] ? vprintk_emit (kernel/printk/printk.c:2471) [ 146.123361][ T1178] __might_resched.cold (kernel/sched/core.c:9234) [ 146.123369][ T1178] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 146.123374][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123379][ T1178] __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)) [ 146.123384][ T1178] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 146.123387][ T1178] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 146.123392][ T1178] ? 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) [ 146.123395][ T1178] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 146.123398][ T1178] put_chars (drivers/char/virtio_console.c:1176) [ 146.123401][ T1178] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 146.123404][ T1178] ? __send_to_port (drivers/char/virtio_console.c:654) [ 146.123407][ T1178] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 146.123411][ T1178] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 146.123415][ T1178] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 146.123417][ T1178] ? 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) [ 146.123419][ T1178] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 146.123421][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123423][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123426][ T1178] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.123429][ T1178] console_emit_next_record (kernel/printk/printk.c:3183) [ 146.123433][ T1178] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 146.123436][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123438][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123440][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123443][ T1178] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.123446][ T1178] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 146.123448][ T1178] console_flush_one_record (kernel/printk/printk.c:3268) [ 146.123452][ T1178] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 146.123456][ T1178] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 146.123459][ T1178] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.123461][ T1178] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 146.123463][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123466][ T1178] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 146.123468][ T1178] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 146.123470][ T1178] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 146.123473][ T1178] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 146.123475][ T1178] ? vprintk_emit (kernel/printk/printk.c:2478) [ 146.123478][ T1178] vprintk_emit (kernel/printk/printk.c:2479) [ 146.123482][ T1178] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 146.123484][ T1178] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 146.123488][ T1178] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 146.123492][ T1178] _printk (kernel/printk/printk.c:2504) [ 146.123496][ T1178] ? snapshot_read.cold (user.c:?) [ 146.123499][ T1178] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 146.123503][ T1178] ? __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)) [ 146.123506][ T1178] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 146.123509][ T1178] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 146.123512][ T1178] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 146.123515][ T1178] ? netdev_notice (net/core/dev.c:13194) [ 146.123517][ T1178] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 146.123521][ T1178] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 146.123524][ T1178] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 146.123528][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123530][ T1178] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 146.123534][ T1178] ? 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) [ 146.123538][ T1178] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 146.123541][ T1178] __dev_change_flags (net/core/dev.c:9821) [ 146.123545][ T1178] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 146.123548][ T1178] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 146.123550][ T1178] ? __kernel_text_address (kernel/extable.c:79) [ 146.123552][ T1178] ? write_profile (profile.c:?) [ 146.123555][ T1178] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 146.123558][ T1178] netif_change_flags (net/core/dev.c:9877) [ 146.123562][ T1178] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 146.123568][ T1178] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 146.123570][ T1178] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 146.123572][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123575][ T1178] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 146.123580][ T1178] ? kasan_save_stack (mm/kasan/common.c:58) [ 146.123583][ T1178] ? kasan_save_stack (mm/kasan/common.c:57) [ 146.123585][ T1178] ? kasan_save_track (mm/kasan/common.c:78) [ 146.123587][ T1178] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 146.123590][ T1178] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 146.123592][ T1178] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 146.123594][ T1178] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 146.123595][ T1178] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 146.123597][ T1178] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 146.123599][ T1178] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 146.123601][ T1178] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 146.123603][ T1178] ? ___sys_sendmsg (net/socket.c:2767) [ 146.123605][ T1178] ? __sys_sendmsg (net/socket.c:2799) [ 146.123608][ T1178] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 146.123610][ T1178] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 146.123614][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123617][ T1178] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.123619][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123621][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123624][ T1178] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 146.123627][ T1178] ? __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) [ 146.123629][ T1178] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 146.123631][ T1178] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 146.123634][ T1178] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 146.123637][ T1178] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 146.123641][ T1178] rtnl_newlink (net/core/rtnetlink.c:4215) [ 146.123644][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123646][ T1178] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 146.123648][ T1178] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.123650][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123653][ T1178] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 146.123657][ T1178] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 146.123660][ T1178] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 146.123662][ T1178] ? __kernel_text_address (kernel/extable.c:79) [ 146.123663][ T1178] ? write_profile (profile.c:?) [ 146.123665][ T1178] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 146.123667][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123669][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123672][ T1178] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 146.123675][ T1178] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.123677][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123680][ T1178] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 146.123682][ T1178] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 146.123684][ T1178] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.123686][ T1178] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 146.123688][ T1178] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 146.123698][ T1178] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 146.123701][ T1178] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 146.123703][ T1178] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 146.123706][ T1178] ? netlink_ack (./include/linux/skbuff.h:2718) [ 146.123707][ T1178] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 146.123711][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123714][ T1178] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 146.123717][ T1178] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 146.123720][ T1178] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 146.123722][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123725][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123727][ T1178] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 146.123730][ T1178] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 146.123733][ T1178] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 146.123736][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123738][ T1178] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 146.123741][ T1178] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 146.123743][ T1178] ? copy_msghdr_from_user (net/socket.c:2650) [ 146.123746][ T1178] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 146.123748][ T1178] ? move_addr_to_kernel (net/socket.c:258) [ 146.123750][ T1178] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 146.123754][ T1178] ___sys_sendmsg (net/socket.c:2767) [ 146.123757][ T1178] ? copy_msghdr_from_user (net/socket.c:2619) [ 146.123765][ T1178] __sys_sendmsg (net/socket.c:2799) [ 146.123768][ T1178] ? __sys_sendmsg_sock (net/socket.c:2780) [ 146.123772][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 146.123776][ T1178] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 146.123777][ T1178] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 146.123780][ T1178] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 146.123783][ T1178] RIP: 0033:0x7fce7e5c454e [ 146.123785][ T1178] 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 [ 146.123788][ T1178] RSP: 002b:00007ffef01ef4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 146.123792][ T1178] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fce7e5c454e [ 146.123794][ T1178] RDX: 0000000000000000 RSI: 00007ffef01ef570 RDI: 0000000000000005 [ 146.123796][ T1178] RBP: 00007ffef01ef4d0 R08: 0000000000000000 R09: 0000000000000000 [ 146.123797][ T1178] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c0a [ 146.123798][ T1178] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffef01efc30 | [ 151.482806][ T1193] softirqs last disabled at (0): 0x0 | [ 151.482807][ T1193] Preemption disabled at: | [ 151.482808][ T1193] vprintk_emit (kernel/printk/printk.c:2471) | [ 151.482819][ T1193] Tainted: [W]=WARN [ 151.482820][ T1193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 151.482822][ T1193] Call Trace: [ 151.482823][ T1193] [ 151.482824][ T1193] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 151.482829][ T1193] ? vprintk_emit (kernel/printk/printk.c:2471) [ 151.482831][ T1193] __might_resched.cold (kernel/sched/core.c:9234) [ 151.482835][ T1193] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 151.482838][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.482842][ T1193] __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)) [ 151.482845][ T1193] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 151.482848][ T1193] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 151.482852][ T1193] ? 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) [ 151.482854][ T1193] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 151.482855][ T1193] put_chars (drivers/char/virtio_console.c:1176) [ 151.482857][ T1193] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 151.482859][ T1193] ? __send_to_port (drivers/char/virtio_console.c:654) [ 151.482861][ T1193] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 151.482863][ T1193] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 151.482867][ T1193] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 151.482868][ T1193] ? 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) [ 151.482870][ T1193] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 151.482871][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.482873][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.482875][ T1193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.482877][ T1193] console_emit_next_record (kernel/printk/printk.c:3183) [ 151.482879][ T1193] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 151.482881][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.482883][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.482885][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.482887][ T1193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.482889][ T1193] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 151.482890][ T1193] console_flush_one_record (kernel/printk/printk.c:3268) [ 151.482893][ T1193] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 151.482895][ T1193] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 151.482897][ T1193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.482899][ T1193] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 151.482900][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.482902][ T1193] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 151.482903][ T1193] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 151.482905][ T1193] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 151.482907][ T1193] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 151.482909][ T1193] ? vprintk_emit (kernel/printk/printk.c:2478) [ 151.482911][ T1193] vprintk_emit (kernel/printk/printk.c:2479) [ 151.482913][ T1193] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 151.482915][ T1193] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 151.482918][ T1193] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 151.482921][ T1193] _printk (kernel/printk/printk.c:2504) [ 151.482924][ T1193] ? snapshot_read.cold (user.c:?) [ 151.482926][ T1193] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 151.482929][ T1193] ? __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)) [ 151.482931][ T1193] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 151.482934][ T1193] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 151.482935][ T1193] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 151.482937][ T1193] ? netdev_notice (net/core/dev.c:13194) [ 151.482939][ T1193] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 151.482942][ T1193] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 151.482945][ T1193] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 151.482948][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.482949][ T1193] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 151.482952][ T1193] ? 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) [ 151.482955][ T1193] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 151.482958][ T1193] __dev_change_flags (net/core/dev.c:9821) [ 151.482961][ T1193] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 151.482963][ T1193] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 151.482965][ T1193] ? __kernel_text_address (kernel/extable.c:79) [ 151.482966][ T1193] ? write_profile (profile.c:?) [ 151.482968][ T1193] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 151.482970][ T1193] netif_change_flags (net/core/dev.c:9877) [ 151.482973][ T1193] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 151.482978][ T1193] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 151.482979][ T1193] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 151.482980][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.482982][ T1193] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 151.482986][ T1193] ? kasan_save_stack (mm/kasan/common.c:58) [ 151.482988][ T1193] ? kasan_save_stack (mm/kasan/common.c:57) [ 151.482990][ T1193] ? kasan_save_track (mm/kasan/common.c:78) [ 151.482991][ T1193] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 151.482993][ T1193] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 151.482994][ T1193] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 151.482995][ T1193] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 151.482997][ T1193] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 151.482998][ T1193] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 151.482999][ T1193] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 151.483000][ T1193] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 151.483002][ T1193] ? ___sys_sendmsg (net/socket.c:2767) [ 151.483003][ T1193] ? __sys_sendmsg (net/socket.c:2799) [ 151.483005][ T1193] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 151.483007][ T1193] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.483010][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.483011][ T1193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.483013][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.483015][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.483016][ T1193] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 151.483018][ T1193] ? __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) [ 151.483020][ T1193] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 151.483021][ T1193] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 151.483023][ T1193] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 151.483025][ T1193] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 151.483027][ T1193] rtnl_newlink (net/core/rtnetlink.c:4215) [ 151.483029][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.483031][ T1193] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 151.483033][ T1193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.483034][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.483036][ T1193] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 151.483039][ T1193] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 151.483041][ T1193] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 151.483042][ T1193] ? __kernel_text_address (kernel/extable.c:79) [ 151.483044][ T1193] ? write_profile (profile.c:?) [ 151.483045][ T1193] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 151.483046][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.483048][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.483050][ T1193] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 151.483053][ T1193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.483054][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.483056][ T1193] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 151.483058][ T1193] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 151.483059][ T1193] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.483061][ T1193] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 151.483062][ T1193] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 151.483065][ T1193] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 151.483066][ T1193] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 151.483067][ T1193] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 151.483069][ T1193] ? netlink_ack (./include/linux/skbuff.h:2718) [ 151.483070][ T1193] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 151.483073][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.483074][ T1193] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 151.483076][ T1193] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 151.483078][ T1193] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 151.483080][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.483082][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.483083][ T1193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 151.483085][ T1193] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 151.483087][ T1193] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 151.483089][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.483091][ T1193] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 151.483093][ T1193] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 151.483095][ T1193] ? copy_msghdr_from_user (net/socket.c:2650) [ 151.483096][ T1193] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 151.483098][ T1193] ? move_addr_to_kernel (net/socket.c:258) [ 151.483099][ T1193] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 151.483102][ T1193] ___sys_sendmsg (net/socket.c:2767) [ 151.483104][ T1193] ? copy_msghdr_from_user (net/socket.c:2619) [ 151.483109][ T1193] __sys_sendmsg (net/socket.c:2799) [ 151.483110][ T1193] ? __sys_sendmsg_sock (net/socket.c:2780) [ 151.483113][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 151.483115][ T1193] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 151.483117][ T1193] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 151.483119][ T1193] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 151.483120][ T1193] RIP: 0033:0x7f003185654e [ 151.483122][ T1193] 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 [ 151.483124][ T1193] RSP: 002b:00007ffed4976f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 151.483127][ T1193] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f003185654e [ 151.483129][ T1193] RDX: 0000000000000000 RSI: 00007ffed4976fc0 RDI: 0000000000000005 [ 151.483130][ T1193] RBP: 00007ffed4976f20 R08: 0000000000000000 R09: 0000000000000000 [ 151.483131][ T1193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c0f [ 151.483131][ T1193] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffed4977680 | [ 153.871484][ T1220] softirqs last disabled at (0): 0x0 | [ 153.871485][ T1220] Preemption disabled at: | [ 153.871486][ T1220] vprintk_emit (kernel/printk/printk.c:2471) | [ 153.871498][ T1220] Tainted: [W]=WARN [ 153.871499][ T1220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 153.871501][ T1220] Call Trace: [ 153.871502][ T1220] [ 153.871503][ T1220] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 153.871509][ T1220] ? vprintk_emit (kernel/printk/printk.c:2471) [ 153.871511][ T1220] __might_resched.cold (kernel/sched/core.c:9234) [ 153.871515][ T1220] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 153.871517][ T1220] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 153.871520][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871523][ T1220] __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)) [ 153.871527][ T1220] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 153.871530][ T1220] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 153.871534][ T1220] ? 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) [ 153.871535][ T1220] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 153.871537][ T1220] put_chars (drivers/char/virtio_console.c:1176) [ 153.871540][ T1220] ? __send_to_port (drivers/char/virtio_console.c:654) [ 153.871541][ T1220] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 153.871544][ T1220] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 153.871547][ T1220] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 153.871549][ T1220] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 153.871552][ T1220] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 153.871553][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871555][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871558][ T1220] console_emit_next_record (kernel/printk/printk.c:3183) [ 153.871560][ T1220] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 153.871563][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871564][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871566][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871568][ T1220] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.871569][ T1220] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 153.871571][ T1220] console_flush_one_record (kernel/printk/printk.c:3268) [ 153.871573][ T1220] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 153.871576][ T1220] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 153.871578][ T1220] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.871579][ T1220] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 153.871581][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871583][ T1220] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 153.871584][ T1220] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 153.871585][ T1220] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 153.871588][ T1220] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 153.871589][ T1220] ? vprintk_emit (kernel/printk/printk.c:2478) [ 153.871591][ T1220] vprintk_emit (kernel/printk/printk.c:2479) [ 153.871594][ T1220] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 153.871596][ T1220] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 153.871599][ T1220] _printk (kernel/printk/printk.c:2504) [ 153.871602][ T1220] ? snapshot_read.cold (user.c:?) [ 153.871604][ T1220] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 153.871607][ T1220] ? __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)) [ 153.871609][ T1220] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 153.871611][ T1220] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 153.871613][ T1220] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 153.871615][ T1220] ? netdev_notice (net/core/dev.c:13194) [ 153.871616][ T1220] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.871619][ T1220] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 153.871621][ T1220] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 153.871624][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871626][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871628][ T1220] ? 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) [ 153.871631][ T1220] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 153.871633][ T1220] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 153.871636][ T1220] __dev_change_flags (net/core/dev.c:9834) [ 153.871639][ T1220] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 153.871641][ T1220] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 153.871643][ T1220] ? __kernel_text_address (kernel/extable.c:79) [ 153.871644][ T1220] ? write_profile (profile.c:?) [ 153.871646][ T1220] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 153.871649][ T1220] netif_change_flags (net/core/dev.c:9877) [ 153.871651][ T1220] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 153.871656][ T1220] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 153.871658][ T1220] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 153.871659][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871660][ T1220] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 153.871664][ T1220] ? kasan_save_stack (mm/kasan/common.c:58) [ 153.871667][ T1220] ? kasan_save_stack (mm/kasan/common.c:57) [ 153.871669][ T1220] ? kasan_save_track (mm/kasan/common.c:78) [ 153.871670][ T1220] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 153.871672][ T1220] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 153.871673][ T1220] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 153.871675][ T1220] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 153.871676][ T1220] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 153.871677][ T1220] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.871678][ T1220] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 153.871680][ T1220] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 153.871682][ T1220] ? ___sys_sendmsg (net/socket.c:2767) [ 153.871683][ T1220] ? __sys_sendmsg (net/socket.c:2799) [ 153.871685][ T1220] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 153.871687][ T1220] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.871690][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871691][ T1220] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.871693][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871694][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871696][ T1220] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 153.871698][ T1220] ? __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) [ 153.871701][ T1220] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 153.871702][ T1220] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 153.871704][ T1220] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 153.871706][ T1220] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 153.871708][ T1220] rtnl_newlink (net/core/rtnetlink.c:4215) [ 153.871710][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871712][ T1220] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 153.871713][ T1220] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.871715][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871717][ T1220] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 153.871720][ T1220] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 153.871722][ T1220] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 153.871723][ T1220] ? __kernel_text_address (kernel/extable.c:79) [ 153.871724][ T1220] ? write_profile (profile.c:?) [ 153.871725][ T1220] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 153.871727][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871731][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871733][ T1220] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 153.871743][ T1220] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.871744][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871746][ T1220] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 153.871747][ T1220] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 153.871749][ T1220] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.871750][ T1220] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 153.871752][ T1220] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 153.871754][ T1220] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 153.871756][ T1220] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 153.871757][ T1220] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 153.871759][ T1220] ? netlink_ack (./include/linux/skbuff.h:2718) [ 153.871760][ T1220] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 153.871763][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871764][ T1220] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 153.871766][ T1220] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 153.871768][ T1220] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 153.871770][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871772][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871773][ T1220] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 153.871775][ T1220] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 153.871777][ T1220] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 153.871779][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871781][ T1220] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 153.871783][ T1220] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 153.871784][ T1220] ? copy_msghdr_from_user (net/socket.c:2650) [ 153.871786][ T1220] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 153.871788][ T1220] ? move_addr_to_kernel (net/socket.c:258) [ 153.871789][ T1220] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 153.871792][ T1220] ___sys_sendmsg (net/socket.c:2767) [ 153.871793][ T1220] ? copy_msghdr_from_user (net/socket.c:2619) [ 153.871798][ T1220] __sys_sendmsg (net/socket.c:2799) [ 153.871800][ T1220] ? __sys_sendmsg_sock (net/socket.c:2780) [ 153.871803][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 153.871805][ T1220] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 153.871807][ T1220] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 153.871809][ T1220] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 153.871811][ T1220] RIP: 0033:0x7f2c186c854e [ 153.871812][ T1220] 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 [ 153.871814][ T1220] RSP: 002b:00007ffc42c9fd00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 153.871818][ T1220] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2c186c854e [ 153.871819][ T1220] RDX: 0000000000000000 RSI: 00007ffc42c9fdb0 RDI: 0000000000000005 [ 153.871820][ T1220] RBP: 00007ffc42c9fd10 R08: 0000000000000000 R09: 0000000000000000 [ 153.871821][ T1220] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c12 [ 153.871822][ T1220] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc42ca0470 | [ 159.176211][ T1235] softirqs last disabled at (0): 0x0 | [ 159.176213][ T1235] Preemption disabled at: | [ 159.176213][ T1235] vprintk_emit (kernel/printk/printk.c:2471) | [ 159.176225][ T1235] Tainted: [W]=WARN [ 159.176226][ T1235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 159.176228][ T1235] Call Trace: [ 159.176229][ T1235] [ 159.176230][ T1235] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 159.176235][ T1235] ? vprintk_emit (kernel/printk/printk.c:2471) [ 159.176237][ T1235] __might_resched.cold (kernel/sched/core.c:9234) [ 159.176241][ T1235] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 159.176243][ T1235] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 159.176246][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176249][ T1235] __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)) [ 159.176253][ T1235] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 159.176255][ T1235] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 159.176259][ T1235] ? 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) [ 159.176261][ T1235] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 159.176263][ T1235] put_chars (drivers/char/virtio_console.c:1176) [ 159.176265][ T1235] ? __send_to_port (drivers/char/virtio_console.c:654) [ 159.176266][ T1235] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 159.176269][ T1235] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 159.176272][ T1235] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 159.176273][ T1235] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 159.176277][ T1235] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 159.176278][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176280][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176282][ T1235] console_emit_next_record (kernel/printk/printk.c:3183) [ 159.176285][ T1235] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 159.176287][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176289][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176290][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176292][ T1235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 159.176294][ T1235] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 159.176296][ T1235] console_flush_one_record (kernel/printk/printk.c:3268) [ 159.176298][ T1235] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 159.176301][ T1235] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 159.176303][ T1235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 159.176304][ T1235] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 159.176306][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176308][ T1235] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 159.176309][ T1235] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 159.176310][ T1235] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 159.176313][ T1235] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 159.176314][ T1235] ? vprintk_emit (kernel/printk/printk.c:2478) [ 159.176316][ T1235] vprintk_emit (kernel/printk/printk.c:2479) [ 159.176319][ T1235] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 159.176321][ T1235] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 159.176323][ T1235] _printk (kernel/printk/printk.c:2504) [ 159.176327][ T1235] ? snapshot_read.cold (user.c:?) [ 159.176329][ T1235] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 159.176332][ T1235] ? __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)) [ 159.176333][ T1235] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 159.176336][ T1235] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 159.176338][ T1235] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 159.176340][ T1235] ? netdev_notice (net/core/dev.c:13194) [ 159.176341][ T1235] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 159.176344][ T1235] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 159.176346][ T1235] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 159.176349][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176351][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176353][ T1235] ? 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) [ 159.176356][ T1235] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 159.176358][ T1235] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 159.176361][ T1235] __dev_change_flags (net/core/dev.c:9834) [ 159.176367][ T1235] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 159.176369][ T1235] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 159.176371][ T1235] ? __kernel_text_address (kernel/extable.c:79) [ 159.176372][ T1235] ? write_profile (profile.c:?) [ 159.176375][ T1235] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 159.176377][ T1235] netif_change_flags (net/core/dev.c:9877) [ 159.176379][ T1235] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 159.176384][ T1235] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 159.176386][ T1235] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 159.176387][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176389][ T1235] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 159.176392][ T1235] ? kasan_save_stack (mm/kasan/common.c:58) [ 159.176395][ T1235] ? kasan_save_stack (mm/kasan/common.c:57) [ 159.176397][ T1235] ? kasan_save_track (mm/kasan/common.c:78) [ 159.176398][ T1235] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 159.176400][ T1235] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 159.176401][ T1235] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 159.176402][ T1235] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 159.176404][ T1235] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 159.176405][ T1235] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 159.176406][ T1235] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 159.176407][ T1235] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 159.176410][ T1235] ? ___sys_sendmsg (net/socket.c:2767) [ 159.176411][ T1235] ? __sys_sendmsg (net/socket.c:2799) [ 159.176413][ T1235] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 159.176415][ T1235] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 159.176418][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176419][ T1235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 159.176421][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176422][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176424][ T1235] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 159.176426][ T1235] ? __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) [ 159.176428][ T1235] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 159.176430][ T1235] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 159.176431][ T1235] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 159.176434][ T1235] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 159.176436][ T1235] rtnl_newlink (net/core/rtnetlink.c:4215) [ 159.176438][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176440][ T1235] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 159.176441][ T1235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 159.176442][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176444][ T1235] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 159.176448][ T1235] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 159.176449][ T1235] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 159.176451][ T1235] ? __kernel_text_address (kernel/extable.c:79) [ 159.176452][ T1235] ? write_profile (profile.c:?) [ 159.176453][ T1235] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 159.176455][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176456][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176458][ T1235] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 159.176461][ T1235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 159.176463][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176465][ T1235] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 159.176466][ T1235] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 159.176468][ T1235] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 159.176469][ T1235] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 159.176470][ T1235] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 159.176473][ T1235] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 159.176474][ T1235] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 159.176476][ T1235] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 159.176477][ T1235] ? netlink_ack (./include/linux/skbuff.h:2718) [ 159.176479][ T1235] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 159.176481][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176483][ T1235] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 159.176485][ T1235] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 159.176487][ T1235] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 159.176489][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176490][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176492][ T1235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 159.176494][ T1235] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 159.176496][ T1235] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 159.176498][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176499][ T1235] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 159.176501][ T1235] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 159.176503][ T1235] ? copy_msghdr_from_user (net/socket.c:2650) [ 159.176505][ T1235] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 159.176506][ T1235] ? move_addr_to_kernel (net/socket.c:258) [ 159.176508][ T1235] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 159.176510][ T1235] ___sys_sendmsg (net/socket.c:2767) [ 159.176512][ T1235] ? copy_msghdr_from_user (net/socket.c:2619) [ 159.176517][ T1235] __sys_sendmsg (net/socket.c:2799) [ 159.176519][ T1235] ? __sys_sendmsg_sock (net/socket.c:2780) [ 159.176522][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 159.176524][ T1235] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 159.176525][ T1235] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 159.176527][ T1235] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 159.176529][ T1235] RIP: 0033:0x7f2e9c80054e [ 159.176531][ T1235] 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 [ 159.176533][ T1235] RSP: 002b:00007fffa20ca710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 159.176536][ T1235] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2e9c80054e [ 159.176538][ T1235] RDX: 0000000000000000 RSI: 00007fffa20ca7c0 RDI: 0000000000000005 [ 159.176539][ T1235] RBP: 00007fffa20ca720 R08: 0000000000000000 R09: 0000000000000000 [ 159.176540][ T1235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c17 [ 159.176541][ T1235] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffa20cae80 | [ 168.258711][ T736] softirqs last disabled at (0): 0x0 | [ 168.258714][ T736] Preemption disabled at: | [ 168.258715][ T736] 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)) | [ 168.258729][ T736] Tainted: [W]=WARN [ 168.258731][ T736] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 168.258733][ T736] Workqueue: events netdev_work_proc [ 168.258739][ T736] Call Trace: [ 168.258741][ T736] [ 168.258743][ T736] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 168.258749][ T736] ? 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)) [ 168.258752][ T736] __might_resched.cold (kernel/sched/core.c:9234) [ 168.258757][ T736] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 168.258761][ T736] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 168.258764][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 168.258770][ T736] __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)) [ 168.258773][ T736] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 168.258777][ T736] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 168.258782][ T736] ? 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) [ 168.258784][ T736] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 168.258787][ T736] put_chars (drivers/char/virtio_console.c:1176) [ 168.258790][ T736] ? __send_to_port (drivers/char/virtio_console.c:654) [ 168.258793][ T736] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 168.258797][ T736] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 168.258802][ T736] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 168.258804][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 168.258807][ T736] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 168.258810][ T736] console_emit_next_record (kernel/printk/printk.c:3183) [ 168.258814][ T736] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 168.258817][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 168.258820][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 168.258828][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 168.258831][ T736] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 168.258834][ T736] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 168.258836][ T736] console_flush_one_record (kernel/printk/printk.c:3268) [ 168.258840][ T736] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 168.258844][ T736] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 168.258847][ T736] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 168.258849][ T736] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 168.258852][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 168.258854][ T736] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 168.258856][ T736] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 168.258859][ T736] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 168.258862][ T736] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 168.258864][ T736] ? vprintk_emit (kernel/printk/printk.c:2478) [ 168.258868][ T736] vprintk_emit (kernel/printk/printk.c:2479) [ 168.258871][ T736] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 168.258873][ T736] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 168.258877][ T736] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 168.258880][ T736] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 168.258884][ T736] _printk (kernel/printk/printk.c:2504) [ 168.258888][ T736] ? snapshot_read.cold (user.c:?) [ 168.258891][ T736] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 168.258895][ T736] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 168.258898][ T736] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 168.258901][ T736] ? netdev_notice (net/core/dev.c:13194) [ 168.258902][ T736] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 168.258905][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 168.258908][ T736] ? 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) [ 168.258911][ T736] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 168.258913][ T736] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 168.258918][ T736] ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3)) [ 168.258922][ T736] ? 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) [ 168.258926][ T736] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 168.258930][ T736] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 168.258933][ T736] dev_uc_sync (net/core/dev_addr_lists.c:874) [ 168.258936][ T736] netif_rx_mode_run (net/core/dev_addr_lists.c:1330) [ 168.258938][ T736] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 168.258942][ T736] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 168.258944][ T736] ? 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) [ 168.258947][ T736] ? ref_tracker_free (lib/ref_tracker.c:339) [ 168.258951][ T736] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 168.258954][ T736] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 168.258956][ T736] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 168.258958][ T736] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 168.258961][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 168.258964][ T736] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 168.258967][ T736] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 168.258970][ T736] ? netdev_work_sched (net/core/netdev_work.c:82) [ 168.258973][ T736] ? trace_workqueue_execute_start (./include/trace/events/workqueue.h:84) [ 168.258976][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 168.258979][ T736] process_one_work (kernel/workqueue.c:3387) [ 168.258984][ T736] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 168.258986][ T736] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 168.258989][ T736] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999) [ 168.258992][ T736] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 168.258996][ T736] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 168.259000][ T736] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 168.259002][ T736] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 168.259005][ T736] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 168.259008][ T736] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 168.259010][ T736] kthread (kernel/kthread.c:436) [ 168.259012][ T736] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 168.259015][ T736] ? kthread_affine_preferred (kernel/kthread.c:857) [ 168.259017][ T736] ret_from_fork (arch/x86/kernel/process.c:158) [ 168.259020][ T736] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 168.259023][ T736] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 168.259026][ T736] ? kthread_affine_preferred (kernel/kthread.c:857) [ 168.259029][ T736] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 169.691197][ T1500] softirqs last disabled at (0): 0x0 | [ 169.691199][ T1500] Preemption disabled at: | [ 169.691200][ T1500] vprintk_emit (kernel/printk/printk.c:2471) | [ 169.691215][ T1500] Tainted: [W]=WARN [ 169.691216][ T1500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 169.691218][ T1500] Call Trace: [ 169.691220][ T1500] [ 169.691222][ T1500] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 169.691228][ T1500] ? vprintk_emit (kernel/printk/printk.c:2471) [ 169.691231][ T1500] __might_resched.cold (kernel/sched/core.c:9234) [ 169.691235][ T1500] ? __module_address (kernel/module/main.c:3915) [ 169.691240][ T1500] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 169.691244][ T1500] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 169.691246][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691250][ 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)) [ 169.691255][ T1500] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 169.691258][ T1500] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 169.691263][ 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) [ 169.691266][ T1500] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 169.691269][ T1500] put_chars (drivers/char/virtio_console.c:1176) [ 169.691271][ T1500] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 169.691273][ T1500] ? __send_to_port (drivers/char/virtio_console.c:654) [ 169.691276][ T1500] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 169.691281][ T1500] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 169.691285][ T1500] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 169.691287][ 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) [ 169.691290][ T1500] ? vsnprintf (lib/vsprintf.c:2900) [ 169.691294][ T1500] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 169.691297][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691300][ T1500] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 169.691303][ T1500] console_emit_next_record (kernel/printk/printk.c:3183) [ 169.691307][ T1500] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 169.691310][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691312][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691314][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691317][ T1500] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 169.691320][ T1500] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 169.691323][ T1500] console_flush_one_record (kernel/printk/printk.c:3268) [ 169.691326][ T1500] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 169.691330][ T1500] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 169.691333][ T1500] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 169.691335][ T1500] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 169.691338][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691340][ T1500] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 169.691342][ T1500] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 169.691345][ T1500] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 169.691348][ T1500] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 169.691350][ T1500] ? vprintk_emit (kernel/printk/printk.c:2478) [ 169.691353][ T1500] vprintk_emit (kernel/printk/printk.c:2479) [ 169.691358][ T1500] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 169.691360][ T1500] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 169.691365][ T1500] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 169.691367][ T1500] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 169.691370][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691373][ T1500] _printk (kernel/printk/printk.c:2504) [ 169.691377][ T1500] ? snapshot_read.cold (user.c:?) [ 169.691381][ T1500] ? br_multicast_flood (??:?) bridge [ 169.691397][ T1500] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 169.691401][ T1500] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 169.691403][ T1500] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 169.691407][ T1500] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 169.691420][ T1500] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 169.691433][ T1500] new_nbp (net/bridge/br_if.c:449) bridge [ 169.691445][ T1500] br_add_if (net/bridge/br_if.c:592) bridge [ 169.691457][ T1500] ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410) [ 169.691460][ T1500] ? dev_change_flags (net/core/dev_api.c:69) [ 169.691463][ T1500] ? cycle_netdev (drivers/net/vrf.c:1003) vrf [ 169.691467][ T1500] ? vrf_del_slave (drivers/net/vrf.c:1068 drivers/net/vrf.c:1075) vrf [ 169.691470][ T1500] do_set_master (net/core/rtnetlink.c:3071) [ 169.691474][ T1500] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 169.691477][ T1500] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 169.691479][ T1500] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 169.691481][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691484][ T1500] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 169.691489][ T1500] ? kasan_save_stack (mm/kasan/common.c:58) [ 169.691493][ T1500] ? kasan_save_stack (mm/kasan/common.c:57) [ 169.691495][ T1500] ? kasan_save_track (mm/kasan/common.c:78) [ 169.691497][ T1500] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 169.691500][ T1500] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 169.691503][ T1500] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 169.691504][ T1500] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 169.691506][ T1500] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 169.691510][ T1500] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 169.691512][ T1500] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 169.691514][ T1500] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 169.691518][ T1500] ? ___sys_sendmsg (net/socket.c:2767) [ 169.691520][ T1500] ? __sys_sendmsg (net/socket.c:2799) [ 169.691523][ T1500] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 169.691525][ T1500] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 169.691529][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691532][ T1500] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 169.691535][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691537][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691540][ T1500] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 169.691544][ 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) [ 169.691546][ T1500] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 169.691549][ T1500] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 169.691551][ T1500] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 169.691553][ T1500] ? nla_get_range_signed (lib/nlattr.c:270) [ 169.691557][ T1500] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 169.691561][ T1500] rtnl_newlink (net/core/rtnetlink.c:4215) [ 169.691564][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691567][ T1500] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 169.691569][ T1500] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 169.691571][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691574][ T1500] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 169.691578][ T1500] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 169.691580][ T1500] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 169.691584][ T1500] ? __kernel_text_address (kernel/extable.c:79) [ 169.691586][ T1500] ? write_profile (profile.c:?) [ 169.691588][ T1500] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 169.691591][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691594][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691596][ T1500] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 169.691600][ T1500] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 169.691603][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691605][ T1500] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 169.691608][ T1500] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 169.691610][ T1500] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 169.691613][ T1500] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 169.691615][ T1500] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 169.691619][ T1500] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 169.691622][ T1500] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 169.691624][ T1500] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 169.691626][ T1500] ? netlink_ack (./include/linux/skbuff.h:2718) [ 169.691628][ T1500] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 169.691632][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691635][ T1500] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 169.691638][ T1500] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 169.691641][ T1500] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 169.691644][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691646][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691649][ T1500] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 169.691652][ T1500] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 169.691655][ T1500] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 169.691658][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691661][ T1500] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 169.691663][ T1500] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 169.691667][ T1500] ? copy_msghdr_from_user (net/socket.c:2650) [ 169.691669][ T1500] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 169.691672][ T1500] ? move_addr_to_kernel (net/socket.c:258) [ 169.691674][ T1500] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 169.691678][ T1500] ___sys_sendmsg (net/socket.c:2767) [ 169.691681][ T1500] ? copy_msghdr_from_user (net/socket.c:2619) [ 169.691689][ T1500] __sys_sendmsg (net/socket.c:2799) [ 169.691692][ T1500] ? __sys_sendmsg_sock (net/socket.c:2780) [ 169.691696][ T1500] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 169.691700][ T1500] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 169.691702][ T1500] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 169.691705][ T1500] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 169.691707][ T1500] RIP: 0033:0x7feb456e954e [ 169.691711][ 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 [ 169.691714][ T1500] RSP: 002b:00007ffc01f9e160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 169.691719][ T1500] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007feb456e954e [ 169.691721][ T1500] RDX: 0000000000000000 RSI: 00007ffc01f9e210 RDI: 0000000000000005 [ 169.691722][ T1500] RBP: 00007ffc01f9e170 R08: 0000000000000000 R09: 0000000000000000 [ 169.691724][ T1500] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c22 [ 169.691725][ T1500] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc01f9e8d0 | [ 186.613384][ T1556] softirqs last disabled at (0): 0x0 | [ 186.613387][ T1556] Preemption disabled at: | [ 186.613388][ T1556] vprintk_emit (kernel/printk/printk.c:2471) | [ 186.613402][ T1556] Tainted: [W]=WARN [ 186.613404][ T1556] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 186.613406][ T1556] Call Trace: [ 186.613408][ T1556] [ 186.613409][ T1556] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 186.613416][ T1556] ? vprintk_emit (kernel/printk/printk.c:2471) [ 186.613418][ T1556] __might_resched.cold (kernel/sched/core.c:9234) [ 186.613423][ T1556] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 186.613427][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613432][ 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)) [ 186.613436][ T1556] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 186.613439][ T1556] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 186.613444][ 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) [ 186.613446][ T1556] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 186.613449][ T1556] put_chars (drivers/char/virtio_console.c:1176) [ 186.613452][ T1556] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 186.613454][ T1556] ? __send_to_port (drivers/char/virtio_console.c:654) [ 186.613458][ T1556] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 186.613461][ T1556] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 186.613466][ T1556] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 186.613468][ 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) [ 186.613471][ T1556] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 186.613473][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613475][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613478][ T1556] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.613481][ T1556] console_emit_next_record (kernel/printk/printk.c:3183) [ 186.613485][ T1556] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 186.613488][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613490][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613492][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613495][ T1556] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.613498][ T1556] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 186.613500][ T1556] console_flush_one_record (kernel/printk/printk.c:3268) [ 186.613504][ T1556] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 186.613508][ T1556] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 186.613510][ T1556] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.613513][ T1556] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 186.613515][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613517][ T1556] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 186.613519][ T1556] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 186.613522][ T1556] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 186.613525][ T1556] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 186.613527][ T1556] ? vprintk_emit (kernel/printk/printk.c:2478) [ 186.613530][ T1556] vprintk_emit (kernel/printk/printk.c:2479) [ 186.613534][ T1556] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 186.613536][ T1556] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 186.613540][ T1556] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 186.613544][ T1556] _printk (kernel/printk/printk.c:2504) [ 186.613548][ T1556] ? snapshot_read.cold (user.c:?) [ 186.613551][ T1556] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 186.613555][ T1556] ? __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)) [ 186.613558][ T1556] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 186.613561][ T1556] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 186.613564][ T1556] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 186.613567][ T1556] ? netdev_notice (net/core/dev.c:13194) [ 186.613569][ T1556] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 186.613573][ T1556] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 186.613577][ T1556] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 186.613580][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613583][ T1556] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 186.613587][ 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) [ 186.613591][ T1556] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 186.613595][ T1556] __dev_change_flags (net/core/dev.c:9821) [ 186.613599][ T1556] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 186.613601][ T1556] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 186.613604][ T1556] ? __kernel_text_address (kernel/extable.c:79) [ 186.613606][ T1556] ? write_profile (profile.c:?) [ 186.613609][ T1556] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 186.613613][ T1556] netif_change_flags (net/core/dev.c:9877) [ 186.613616][ T1556] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 186.613622][ T1556] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 186.613624][ T1556] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 186.613626][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613629][ T1556] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 186.613634][ T1556] ? kasan_save_stack (mm/kasan/common.c:58) [ 186.613637][ T1556] ? kasan_save_stack (mm/kasan/common.c:57) [ 186.613639][ T1556] ? kasan_save_track (mm/kasan/common.c:78) [ 186.613641][ T1556] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 186.613644][ T1556] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 186.613646][ T1556] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 186.613648][ T1556] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 186.613650][ T1556] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 186.613652][ T1556] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 186.613654][ T1556] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 186.613656][ T1556] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 186.613658][ T1556] ? ___sys_sendmsg (net/socket.c:2767) [ 186.613660][ T1556] ? __sys_sendmsg (net/socket.c:2799) [ 186.613662][ T1556] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 186.613665][ T1556] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 186.613669][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613671][ T1556] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.613673][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613676][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613678][ T1556] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 186.613681][ 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) [ 186.613684][ T1556] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 186.613686][ T1556] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 186.613688][ T1556] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 186.613692][ T1556] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 186.613696][ T1556] rtnl_newlink (net/core/rtnetlink.c:4215) [ 186.613699][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613702][ T1556] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 186.613704][ T1556] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.613706][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613709][ T1556] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 186.613713][ T1556] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 186.613716][ T1556] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 186.613718][ T1556] ? __kernel_text_address (kernel/extable.c:79) [ 186.613720][ T1556] ? write_profile (profile.c:?) [ 186.613722][ T1556] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 186.613724][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613726][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613728][ T1556] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 186.613732][ T1556] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.613735][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613737][ T1556] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 186.613740][ T1556] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 186.613742][ T1556] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 186.613744][ T1556] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 186.613747][ T1556] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 186.613751][ T1556] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 186.613753][ T1556] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 186.613755][ T1556] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 186.613757][ T1556] ? netlink_ack (./include/linux/skbuff.h:2718) [ 186.613759][ T1556] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 186.613763][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613766][ T1556] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 186.613769][ T1556] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 186.613772][ T1556] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 186.613775][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613777][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613780][ T1556] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.613782][ T1556] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 186.613785][ T1556] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 186.613788][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613791][ T1556] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 186.613794][ T1556] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 186.613796][ T1556] ? copy_msghdr_from_user (net/socket.c:2650) [ 186.613799][ T1556] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 186.613801][ T1556] ? move_addr_to_kernel (net/socket.c:258) [ 186.613803][ T1556] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 186.613808][ T1556] ___sys_sendmsg (net/socket.c:2767) [ 186.613810][ T1556] ? copy_msghdr_from_user (net/socket.c:2619) [ 186.613819][ T1556] __sys_sendmsg (net/socket.c:2799) [ 186.613822][ T1556] ? __sys_sendmsg_sock (net/socket.c:2780) [ 186.613826][ T1556] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.613829][ T1556] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 186.613831][ T1556] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 186.613834][ T1556] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 186.613837][ T1556] RIP: 0033:0x7f1053fd454e [ 186.613839][ 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 [ 186.613841][ T1556] RSP: 002b:00007ffcadf78960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 186.613846][ T1556] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1053fd454e [ 186.613848][ T1556] RDX: 0000000000000000 RSI: 00007ffcadf78a10 RDI: 0000000000000005 [ 186.613849][ T1556] RBP: 00007ffcadf78970 R08: 0000000000000000 R09: 0000000000000000 [ 186.613851][ T1556] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c33 [ 186.613852][ T1556] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcadf790d0 | [ 191.964788][ T1571] softirqs last disabled at (0): 0x0 | [ 191.964790][ T1571] Preemption disabled at: | [ 191.964791][ T1571] vprintk_emit (kernel/printk/printk.c:2471) | [ 191.964805][ T1571] Tainted: [W]=WARN [ 191.964807][ T1571] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 191.964809][ T1571] Call Trace: [ 191.964811][ T1571] [ 191.964812][ T1571] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 191.964819][ T1571] ? vprintk_emit (kernel/printk/printk.c:2471) [ 191.964822][ T1571] __might_resched.cold (kernel/sched/core.c:9234) [ 191.964827][ T1571] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 191.964831][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.964836][ 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)) [ 191.964840][ T1571] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 191.964844][ T1571] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 191.964849][ 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) [ 191.964851][ T1571] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 191.964854][ T1571] put_chars (drivers/char/virtio_console.c:1176) [ 191.964857][ T1571] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 191.964859][ T1571] ? __send_to_port (drivers/char/virtio_console.c:654) [ 191.964863][ T1571] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 191.964867][ T1571] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 191.964872][ T1571] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 191.964874][ 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) [ 191.964876][ T1571] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 191.964879][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.964881][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.964884][ T1571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 191.964887][ T1571] console_emit_next_record (kernel/printk/printk.c:3183) [ 191.964891][ T1571] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 191.964894][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.964896][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.964899][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.964901][ T1571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 191.964904][ T1571] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 191.964907][ T1571] console_flush_one_record (kernel/printk/printk.c:3268) [ 191.964910][ T1571] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 191.964914][ T1571] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 191.964917][ T1571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 191.964919][ T1571] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 191.964922][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.964924][ T1571] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 191.964926][ T1571] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 191.964928][ T1571] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 191.964932][ T1571] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 191.964934][ T1571] ? vprintk_emit (kernel/printk/printk.c:2478) [ 191.964937][ T1571] vprintk_emit (kernel/printk/printk.c:2479) [ 191.964941][ T1571] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 191.964943][ T1571] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 191.964948][ T1571] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 191.964952][ T1571] _printk (kernel/printk/printk.c:2504) [ 191.964956][ T1571] ? snapshot_read.cold (user.c:?) [ 191.964958][ T1571] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 191.964969][ 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)) [ 191.964972][ T1571] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 191.964975][ T1571] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 191.964978][ T1571] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 191.964981][ T1571] ? netdev_notice (net/core/dev.c:13194) [ 191.964983][ T1571] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 191.964987][ T1571] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 191.964991][ T1571] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 191.964995][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.964997][ T1571] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 191.965001][ 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) [ 191.965005][ T1571] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 191.965009][ T1571] __dev_change_flags (net/core/dev.c:9821) [ 191.965013][ T1571] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 191.965016][ T1571] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 191.965019][ T1571] ? __kernel_text_address (kernel/extable.c:79) [ 191.965021][ T1571] ? write_profile (profile.c:?) [ 191.965023][ T1571] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 191.965027][ T1571] netif_change_flags (net/core/dev.c:9877) [ 191.965030][ T1571] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 191.965036][ T1571] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 191.965039][ T1571] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 191.965041][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.965043][ T1571] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 191.965048][ T1571] ? kasan_save_stack (mm/kasan/common.c:58) [ 191.965052][ T1571] ? kasan_save_stack (mm/kasan/common.c:57) [ 191.965054][ T1571] ? kasan_save_track (mm/kasan/common.c:78) [ 191.965056][ T1571] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 191.965059][ T1571] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 191.965061][ T1571] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 191.965063][ T1571] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 191.965065][ T1571] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 191.965067][ T1571] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 191.965069][ T1571] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 191.965071][ T1571] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 191.965073][ T1571] ? ___sys_sendmsg (net/socket.c:2767) [ 191.965076][ T1571] ? __sys_sendmsg (net/socket.c:2799) [ 191.965078][ T1571] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 191.965081][ T1571] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 191.965085][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.965088][ T1571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 191.965090][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.965092][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.965095][ T1571] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 191.965098][ 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) [ 191.965101][ T1571] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 191.965103][ T1571] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 191.965106][ T1571] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 191.965109][ T1571] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 191.965113][ T1571] rtnl_newlink (net/core/rtnetlink.c:4215) [ 191.965116][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.965119][ T1571] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 191.965121][ T1571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 191.965123][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.965126][ T1571] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 191.965131][ T1571] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 191.965133][ T1571] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 191.965136][ T1571] ? __kernel_text_address (kernel/extable.c:79) [ 191.965138][ T1571] ? write_profile (profile.c:?) [ 191.965139][ T1571] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 191.965142][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.965144][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.965147][ T1571] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 191.965151][ T1571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 191.965153][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.965156][ T1571] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 191.965158][ T1571] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 191.965161][ T1571] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 191.965163][ T1571] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 191.965166][ T1571] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 191.965170][ T1571] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 191.965172][ T1571] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 191.965174][ T1571] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 191.965176][ T1571] ? netlink_ack (./include/linux/skbuff.h:2718) [ 191.965178][ T1571] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 191.965183][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.965185][ T1571] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 191.965188][ T1571] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 191.965192][ T1571] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 191.965194][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.965197][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.965199][ T1571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 191.965202][ T1571] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 191.965205][ T1571] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 191.965209][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.965211][ T1571] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 191.965214][ T1571] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 191.965217][ T1571] ? copy_msghdr_from_user (net/socket.c:2650) [ 191.965219][ T1571] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 191.965222][ T1571] ? move_addr_to_kernel (net/socket.c:258) [ 191.965224][ T1571] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 191.965228][ T1571] ___sys_sendmsg (net/socket.c:2767) [ 191.965231][ T1571] ? copy_msghdr_from_user (net/socket.c:2619) [ 191.965240][ T1571] __sys_sendmsg (net/socket.c:2799) [ 191.965243][ T1571] ? __sys_sendmsg_sock (net/socket.c:2780) [ 191.965247][ T1571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 191.965250][ T1571] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 191.965252][ T1571] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 191.965256][ T1571] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 191.965258][ T1571] RIP: 0033:0x7fbb12c4c54e [ 191.965261][ 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 [ 191.965263][ T1571] RSP: 002b:00007fffc176e7f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 191.965268][ T1571] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbb12c4c54e [ 191.965270][ T1571] RDX: 0000000000000000 RSI: 00007fffc176e8a0 RDI: 0000000000000005 [ 191.965272][ T1571] RBP: 00007fffc176e800 R08: 0000000000000000 R09: 0000000000000000 [ 191.965274][ T1571] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c38 [ 191.965275][ T1571] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffc176ef60 | [ 194.412247][ T1598] softirqs last disabled at (0): 0x0 | [ 194.412249][ T1598] Preemption disabled at: | [ 194.412250][ T1598] vprintk_emit (kernel/printk/printk.c:2471) | [ 194.412264][ T1598] Tainted: [W]=WARN [ 194.412265][ T1598] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 194.412267][ T1598] Call Trace: [ 194.412269][ T1598] [ 194.412271][ T1598] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 194.412277][ T1598] ? vprintk_emit (kernel/printk/printk.c:2471) [ 194.412280][ T1598] __might_resched.cold (kernel/sched/core.c:9234) [ 194.412284][ T1598] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 194.412287][ T1598] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 194.412291][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412295][ 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)) [ 194.412300][ T1598] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 194.412303][ T1598] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 194.412308][ 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) [ 194.412310][ T1598] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 194.412313][ T1598] put_chars (drivers/char/virtio_console.c:1176) [ 194.412316][ T1598] ? __send_to_port (drivers/char/virtio_console.c:654) [ 194.412319][ T1598] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 194.412323][ T1598] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 194.412328][ T1598] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 194.412329][ T1598] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 194.412334][ T1598] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 194.412336][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412338][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412342][ T1598] console_emit_next_record (kernel/printk/printk.c:3183) [ 194.412346][ T1598] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 194.412349][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412351][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412354][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412356][ T1598] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.412359][ T1598] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 194.412364][ T1598] console_flush_one_record (kernel/printk/printk.c:3268) [ 194.412368][ T1598] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 194.412372][ T1598] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 194.412375][ T1598] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.412377][ T1598] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 194.412380][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412382][ T1598] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 194.412384][ T1598] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 194.412386][ T1598] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 194.412389][ T1598] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 194.412392][ T1598] ? vprintk_emit (kernel/printk/printk.c:2478) [ 194.412395][ T1598] vprintk_emit (kernel/printk/printk.c:2479) [ 194.412399][ T1598] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 194.412401][ T1598] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 194.412405][ T1598] _printk (kernel/printk/printk.c:2504) [ 194.412410][ T1598] ? snapshot_read.cold (user.c:?) [ 194.412413][ T1598] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 194.412417][ T1598] ? __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)) [ 194.412419][ T1598] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 194.412423][ T1598] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 194.412426][ T1598] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 194.412429][ T1598] ? netdev_notice (net/core/dev.c:13194) [ 194.412431][ T1598] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 194.412435][ T1598] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 194.412437][ T1598] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 194.412441][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412444][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412447][ 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) [ 194.412451][ T1598] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 194.412454][ T1598] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 194.412458][ T1598] __dev_change_flags (net/core/dev.c:9834) [ 194.412462][ T1598] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 194.412465][ T1598] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 194.412468][ T1598] ? __kernel_text_address (kernel/extable.c:79) [ 194.412470][ T1598] ? write_profile (profile.c:?) [ 194.412473][ T1598] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 194.412476][ T1598] netif_change_flags (net/core/dev.c:9877) [ 194.412480][ T1598] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 194.412486][ T1598] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 194.412488][ T1598] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 194.412490][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412493][ T1598] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 194.412497][ T1598] ? kasan_save_stack (mm/kasan/common.c:58) [ 194.412501][ T1598] ? kasan_save_stack (mm/kasan/common.c:57) [ 194.412503][ T1598] ? kasan_save_track (mm/kasan/common.c:78) [ 194.412506][ T1598] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 194.412508][ T1598] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 194.412510][ T1598] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 194.412512][ T1598] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 194.412514][ T1598] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 194.412516][ T1598] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 194.412518][ T1598] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 194.412520][ T1598] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 194.412523][ T1598] ? ___sys_sendmsg (net/socket.c:2767) [ 194.412525][ T1598] ? __sys_sendmsg (net/socket.c:2799) [ 194.412527][ T1598] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 194.412530][ T1598] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 194.412534][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412537][ T1598] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.412539][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412541][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412544][ T1598] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 194.412547][ 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) [ 194.412550][ T1598] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 194.412552][ T1598] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 194.412555][ T1598] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 194.412558][ T1598] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 194.412562][ T1598] rtnl_newlink (net/core/rtnetlink.c:4215) [ 194.412565][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412568][ T1598] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 194.412570][ T1598] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.412572][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412575][ T1598] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 194.412579][ T1598] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 194.412582][ T1598] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 194.412584][ T1598] ? __kernel_text_address (kernel/extable.c:79) [ 194.412586][ T1598] ? write_profile (profile.c:?) [ 194.412588][ T1598] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 194.412590][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412593][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412595][ T1598] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 194.412599][ T1598] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.412602][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412604][ T1598] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 194.412607][ T1598] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 194.412609][ T1598] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 194.412612][ T1598] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 194.412614][ T1598] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 194.412618][ T1598] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 194.412620][ T1598] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 194.412623][ T1598] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 194.412625][ T1598] ? netlink_ack (./include/linux/skbuff.h:2718) [ 194.412627][ T1598] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 194.412631][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412634][ T1598] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 194.412637][ T1598] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 194.412640][ T1598] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 194.412643][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412645][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412648][ T1598] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.412650][ T1598] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 194.412654][ T1598] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 194.412657][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412659][ T1598] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 194.412662][ T1598] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 194.412665][ T1598] ? copy_msghdr_from_user (net/socket.c:2650) [ 194.412668][ T1598] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 194.412670][ T1598] ? move_addr_to_kernel (net/socket.c:258) [ 194.412672][ T1598] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 194.412677][ T1598] ___sys_sendmsg (net/socket.c:2767) [ 194.412680][ T1598] ? copy_msghdr_from_user (net/socket.c:2619) [ 194.412688][ T1598] __sys_sendmsg (net/socket.c:2799) [ 194.412691][ T1598] ? __sys_sendmsg_sock (net/socket.c:2780) [ 194.412695][ T1598] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.412698][ T1598] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 194.412700][ T1598] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 194.412704][ T1598] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 194.412706][ T1598] RIP: 0033:0x7fb99012054e [ 194.412709][ 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 [ 194.412711][ T1598] RSP: 002b:00007ffc8157b210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 194.412716][ T1598] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb99012054e [ 194.412718][ T1598] RDX: 0000000000000000 RSI: 00007ffc8157b2c0 RDI: 0000000000000005 [ 194.412720][ T1598] RBP: 00007ffc8157b220 R08: 0000000000000000 R09: 0000000000000000 [ 194.412721][ T1598] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c3a [ 194.412723][ T1598] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc8157b980 | [ 199.895571][ T1613] softirqs last disabled at (0): 0x0 | [ 199.895573][ T1613] Preemption disabled at: | [ 199.895574][ T1613] vprintk_emit (kernel/printk/printk.c:2471) | [ 199.895589][ T1613] Tainted: [W]=WARN [ 199.895590][ T1613] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 199.895593][ T1613] Call Trace: [ 199.895595][ T1613] [ 199.895597][ T1613] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 199.895603][ T1613] ? vprintk_emit (kernel/printk/printk.c:2471) [ 199.895606][ T1613] __might_resched.cold (kernel/sched/core.c:9234) [ 199.895611][ T1613] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 199.895613][ T1613] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 199.895617][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895622][ 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)) [ 199.895627][ T1613] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 199.895630][ T1613] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 199.895635][ 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) [ 199.895638][ T1613] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 199.895641][ T1613] put_chars (drivers/char/virtio_console.c:1176) [ 199.895644][ T1613] ? __send_to_port (drivers/char/virtio_console.c:654) [ 199.895647][ T1613] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 199.895650][ T1613] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 199.895655][ T1613] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 199.895657][ T1613] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 199.895661][ T1613] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 199.895664][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895666][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895670][ T1613] console_emit_next_record (kernel/printk/printk.c:3183) [ 199.895674][ T1613] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 199.895677][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895679][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895681][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895684][ T1613] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 199.895688][ T1613] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 199.895690][ T1613] console_flush_one_record (kernel/printk/printk.c:3268) [ 199.895694][ T1613] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 199.895698][ T1613] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 199.895701][ T1613] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 199.895703][ T1613] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 199.895706][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895708][ T1613] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 199.895711][ T1613] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 199.895713][ T1613] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 199.895716][ T1613] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 199.895719][ T1613] ? vprintk_emit (kernel/printk/printk.c:2478) [ 199.895722][ T1613] vprintk_emit (kernel/printk/printk.c:2479) [ 199.895726][ T1613] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 199.895729][ T1613] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 199.895732][ T1613] _printk (kernel/printk/printk.c:2504) [ 199.895737][ T1613] ? snapshot_read.cold (user.c:?) [ 199.895740][ T1613] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 199.895743][ 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)) [ 199.895746][ T1613] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 199.895750][ T1613] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 199.895753][ T1613] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 199.895756][ T1613] ? netdev_notice (net/core/dev.c:13194) [ 199.895758][ T1613] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 199.895762][ T1613] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 199.895765][ T1613] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 199.895769][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895772][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895775][ 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) [ 199.895779][ T1613] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 199.895783][ T1613] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 199.895786][ T1613] __dev_change_flags (net/core/dev.c:9834) [ 199.895791][ T1613] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 199.895793][ T1613] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 199.895796][ T1613] ? __kernel_text_address (kernel/extable.c:79) [ 199.895798][ T1613] ? write_profile (profile.c:?) [ 199.895801][ T1613] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 199.895805][ T1613] netif_change_flags (net/core/dev.c:9877) [ 199.895808][ T1613] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 199.895815][ T1613] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 199.895817][ T1613] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 199.895819][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895822][ T1613] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 199.895827][ T1613] ? kasan_save_stack (mm/kasan/common.c:58) [ 199.895830][ T1613] ? kasan_save_stack (mm/kasan/common.c:57) [ 199.895832][ T1613] ? kasan_save_track (mm/kasan/common.c:78) [ 199.895835][ T1613] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 199.895837][ T1613] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 199.895839][ T1613] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 199.895841][ T1613] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 199.895843][ T1613] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 199.895845][ T1613] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 199.895847][ T1613] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 199.895849][ T1613] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 199.895852][ T1613] ? ___sys_sendmsg (net/socket.c:2767) [ 199.895855][ T1613] ? __sys_sendmsg (net/socket.c:2799) [ 199.895857][ T1613] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 199.895860][ T1613] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 199.895864][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895866][ T1613] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 199.895869][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895871][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895874][ T1613] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 199.895877][ 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) [ 199.895880][ T1613] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 199.895882][ T1613] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 199.895885][ T1613] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 199.895888][ T1613] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 199.895892][ T1613] rtnl_newlink (net/core/rtnetlink.c:4215) [ 199.895895][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895898][ T1613] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 199.895900][ T1613] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 199.895903][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895906][ T1613] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 199.895910][ T1613] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 199.895913][ T1613] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 199.895915][ T1613] ? __kernel_text_address (kernel/extable.c:79) [ 199.895917][ T1613] ? write_profile (profile.c:?) [ 199.895919][ T1613] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 199.895921][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895924][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895926][ T1613] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 199.895930][ T1613] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 199.895933][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895936][ T1613] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 199.895938][ T1613] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 199.895941][ T1613] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 199.895943][ T1613] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 199.895945][ T1613] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 199.895949][ T1613] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 199.895951][ T1613] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 199.895953][ T1613] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 199.895956][ T1613] ? netlink_ack (./include/linux/skbuff.h:2718) [ 199.895958][ T1613] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 199.895962][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895965][ T1613] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 199.895968][ T1613] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 199.895971][ T1613] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 199.895974][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895976][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895979][ T1613] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 199.895982][ T1613] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 199.895985][ T1613] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 199.895988][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.895991][ T1613] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 199.895994][ T1613] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 199.895996][ T1613] ? copy_msghdr_from_user (net/socket.c:2650) [ 199.895999][ T1613] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 199.896001][ T1613] ? move_addr_to_kernel (net/socket.c:258) [ 199.896004][ T1613] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 199.896008][ T1613] ___sys_sendmsg (net/socket.c:2767) [ 199.896017][ T1613] ? copy_msghdr_from_user (net/socket.c:2619) [ 199.896026][ T1613] __sys_sendmsg (net/socket.c:2799) [ 199.896029][ T1613] ? __sys_sendmsg_sock (net/socket.c:2780) [ 199.896033][ T1613] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 199.896037][ T1613] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 199.896039][ T1613] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 199.896042][ T1613] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 199.896045][ T1613] RIP: 0033:0x7f6885f7d54e [ 199.896047][ 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 [ 199.896050][ T1613] RSP: 002b:00007ffe45b347d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 199.896054][ T1613] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6885f7d54e [ 199.896056][ T1613] RDX: 0000000000000000 RSI: 00007ffe45b34880 RDI: 0000000000000005 [ 199.896058][ T1613] RBP: 00007ffe45b347e0 R08: 0000000000000000 R09: 0000000000000000 [ 199.896059][ T1613] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c40 [ 199.896061][ T1613] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe45b34f40 | [ 209.040288][ T1809] softirqs last disabled at (0): 0x0 | [ 209.040290][ T1809] Preemption disabled at: | [ 209.040291][ T1809] vprintk_emit (kernel/printk/printk.c:2471) | [ 209.040305][ T1809] Tainted: [W]=WARN [ 209.040307][ T1809] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 209.040309][ T1809] Call Trace: [ 209.040311][ T1809] [ 209.040312][ T1809] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 209.040319][ T1809] ? vprintk_emit (kernel/printk/printk.c:2471) [ 209.040322][ T1809] __might_resched.cold (kernel/sched/core.c:9234) [ 209.040327][ T1809] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 209.040330][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040335][ 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)) [ 209.040340][ T1809] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 209.040343][ T1809] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 209.040348][ 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) [ 209.040350][ T1809] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 209.040353][ T1809] put_chars (drivers/char/virtio_console.c:1176) [ 209.040356][ T1809] ? __send_to_port (drivers/char/virtio_console.c:654) [ 209.040359][ T1809] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 209.040369][ T1809] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 209.040373][ T1809] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 209.040376][ T1809] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 209.040378][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040381][ T1809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 209.040384][ T1809] console_emit_next_record (kernel/printk/printk.c:3183) [ 209.040388][ T1809] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 209.040391][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040394][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040396][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040399][ T1809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 209.040402][ T1809] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 209.040404][ T1809] console_flush_one_record (kernel/printk/printk.c:3268) [ 209.040408][ T1809] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 209.040412][ T1809] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 209.040414][ T1809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 209.040417][ T1809] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 209.040419][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040422][ T1809] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 209.040424][ T1809] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 209.040426][ T1809] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 209.040429][ T1809] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 209.040432][ T1809] ? vprintk_emit (kernel/printk/printk.c:2478) [ 209.040435][ T1809] vprintk_emit (kernel/printk/printk.c:2479) [ 209.040439][ T1809] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 209.040441][ T1809] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 209.040445][ T1809] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 209.040449][ T1809] ? ___sys_sendmsg (net/socket.c:2767) [ 209.040451][ T1809] ? __sys_sendmsg (net/socket.c:2799) [ 209.040454][ T1809] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 209.040457][ T1809] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 209.040461][ T1809] _printk (kernel/printk/printk.c:2504) [ 209.040465][ T1809] ? snapshot_read.cold (user.c:?) [ 209.040469][ T1809] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 209.040472][ T1809] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 209.040475][ T1809] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 209.040478][ T1809] ? netdev_notice (net/core/dev.c:13194) [ 209.040481][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040483][ T1809] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 209.040486][ T1809] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 209.040489][ T1809] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 209.040492][ 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) [ 209.040495][ T1809] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 209.040499][ T1809] dev_set_allmulti (net/core/dev_api.c:315) [ 209.040503][ T1809] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 209.040521][ T1809] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 209.040525][ T1809] br_dev_delete (net/bridge/br_if.c:387) bridge [ 209.040538][ T1809] rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694) [ 209.040542][ T1809] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 209.040545][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040548][ T1809] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 209.040551][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040562][ T1809] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 209.040565][ T1809] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 209.040567][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040570][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040573][ T1809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 209.040575][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040578][ T1809] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 209.040580][ T1809] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 209.040584][ T1809] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 209.040587][ T1809] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 209.040590][ T1809] ? __kernel_text_address (kernel/extable.c:79) [ 209.040592][ T1809] ? write_profile (profile.c:?) [ 209.040595][ T1809] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 209.040597][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040600][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040602][ T1809] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 209.040607][ T1809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 209.040609][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040611][ T1809] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 209.040614][ T1809] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 209.040618][ T1809] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 209.040620][ T1809] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 209.040622][ T1809] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 209.040627][ T1809] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 209.040630][ T1809] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 209.040632][ T1809] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 209.040634][ T1809] ? netlink_ack (./include/linux/skbuff.h:2718) [ 209.040636][ T1809] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 209.040641][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040643][ T1809] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 209.040646][ T1809] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 209.040649][ T1809] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 209.040652][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040654][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040657][ T1809] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 209.040660][ T1809] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 209.040663][ T1809] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 209.040666][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040669][ T1809] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 209.040672][ T1809] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 209.040675][ T1809] ? copy_msghdr_from_user (net/socket.c:2650) [ 209.040678][ T1809] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 209.040680][ T1809] ? move_addr_to_kernel (net/socket.c:258) [ 209.040682][ T1809] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 209.040687][ T1809] ___sys_sendmsg (net/socket.c:2767) [ 209.040689][ T1809] ? copy_msghdr_from_user (net/socket.c:2619) [ 209.040698][ T1809] __sys_sendmsg (net/socket.c:2799) [ 209.040701][ T1809] ? __sys_sendmsg_sock (net/socket.c:2780) [ 209.040705][ T1809] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 209.040709][ T1809] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 209.040711][ T1809] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 209.040714][ T1809] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 209.040717][ T1809] RIP: 0033:0x7fc43c38f54e [ 209.040720][ 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 [ 209.040722][ T1809] RSP: 002b:00007fff3bfb2e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 209.040727][ T1809] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fc43c38f54e [ 209.040729][ T1809] RDX: 0000000000000000 RSI: 00007fff3bfb2ee0 RDI: 0000000000000005 [ 209.040731][ T1809] RBP: 00007fff3bfb2e40 R08: 0000000000000000 R09: 0000000000000000 [ 209.040732][ T1809] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c49 [ 209.040734][ T1809] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff3bfb35a0 | [ 210.444350][ T1879] softirqs last disabled at (0): 0x0 | [ 210.444352][ T1879] Preemption disabled at: | [ 210.444353][ T1879] vprintk_emit (kernel/printk/printk.c:2471) | [ 210.444368][ T1879] Tainted: [W]=WARN [ 210.444370][ T1879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 210.444371][ T1879] Call Trace: [ 210.444373][ T1879] [ 210.444374][ T1879] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 210.444380][ T1879] ? vprintk_emit (kernel/printk/printk.c:2471) [ 210.444382][ T1879] __might_resched.cold (kernel/sched/core.c:9234) [ 210.444385][ T1879] ? __module_address (kernel/module/main.c:3915) [ 210.444389][ T1879] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 210.444392][ T1879] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 210.444393][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444397][ 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)) [ 210.444400][ T1879] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 210.444403][ T1879] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 210.444408][ 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) [ 210.444411][ T1879] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 210.444413][ T1879] put_chars (drivers/char/virtio_console.c:1176) [ 210.444414][ T1879] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 210.444416][ T1879] ? __send_to_port (drivers/char/virtio_console.c:654) [ 210.444418][ T1879] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 210.444421][ T1879] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 210.444424][ T1879] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 210.444426][ 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) [ 210.444427][ T1879] ? vsnprintf (lib/vsprintf.c:2900) [ 210.444431][ T1879] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 210.444433][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444434][ T1879] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 210.444437][ T1879] console_emit_next_record (kernel/printk/printk.c:3183) [ 210.444439][ T1879] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 210.444441][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444443][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444445][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444446][ T1879] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 210.444448][ T1879] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 210.444450][ T1879] console_flush_one_record (kernel/printk/printk.c:3268) [ 210.444454][ T1879] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 210.444458][ T1879] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 210.444460][ T1879] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 210.444462][ T1879] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 210.444464][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444465][ T1879] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 210.444467][ T1879] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 210.444468][ T1879] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 210.444471][ T1879] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 210.444473][ T1879] ? vprintk_emit (kernel/printk/printk.c:2478) [ 210.444475][ T1879] vprintk_emit (kernel/printk/printk.c:2479) [ 210.444477][ T1879] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 210.444479][ T1879] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 210.444481][ T1879] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 210.444483][ T1879] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 210.444485][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444487][ T1879] _printk (kernel/printk/printk.c:2504) [ 210.444490][ T1879] ? snapshot_read.cold (user.c:?) [ 210.444492][ T1879] ? br_multicast_flood (??:?) bridge [ 210.444505][ T1879] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 210.444508][ T1879] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 210.444509][ T1879] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 210.444513][ T1879] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 210.444524][ T1879] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 210.444532][ T1879] new_nbp (net/bridge/br_if.c:449) bridge [ 210.444540][ T1879] br_add_if (net/bridge/br_if.c:592) bridge [ 210.444547][ T1879] ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410) [ 210.444549][ T1879] ? dev_change_flags (net/core/dev_api.c:69) [ 210.444551][ T1879] ? cycle_netdev (drivers/net/vrf.c:1003) vrf [ 210.444553][ T1879] ? vrf_del_slave (drivers/net/vrf.c:1068 drivers/net/vrf.c:1075) vrf [ 210.444555][ T1879] do_set_master (net/core/rtnetlink.c:3071) [ 210.444558][ T1879] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 210.444559][ T1879] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 210.444561][ T1879] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 210.444562][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444564][ T1879] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 210.444568][ T1879] ? kasan_save_stack (mm/kasan/common.c:58) [ 210.444571][ T1879] ? kasan_save_stack (mm/kasan/common.c:57) [ 210.444572][ T1879] ? kasan_save_track (mm/kasan/common.c:78) [ 210.444574][ T1879] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 210.444575][ T1879] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 210.444577][ T1879] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 210.444578][ T1879] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 210.444579][ T1879] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 210.444582][ T1879] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 210.444583][ T1879] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 210.444584][ T1879] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 210.444587][ T1879] ? ___sys_sendmsg (net/socket.c:2767) [ 210.444588][ T1879] ? __sys_sendmsg (net/socket.c:2799) [ 210.444590][ T1879] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 210.444592][ T1879] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 210.444594][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444596][ T1879] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 210.444598][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444599][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444601][ T1879] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 210.444604][ 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) [ 210.444606][ T1879] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 210.444608][ T1879] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 210.444609][ T1879] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 210.444611][ T1879] ? nla_get_range_signed (lib/nlattr.c:270) [ 210.444613][ T1879] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 210.444615][ T1879] rtnl_newlink (net/core/rtnetlink.c:4215) [ 210.444617][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444619][ T1879] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 210.444621][ T1879] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 210.444622][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444624][ T1879] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 210.444627][ T1879] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 210.444629][ T1879] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 210.444631][ T1879] ? __kernel_text_address (kernel/extable.c:79) [ 210.444633][ T1879] ? write_profile (profile.c:?) [ 210.444634][ T1879] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 210.444636][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444638][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444640][ T1879] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 210.444643][ T1879] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 210.444645][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444647][ T1879] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 210.444648][ T1879] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 210.444650][ T1879] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 210.444651][ T1879] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 210.444652][ T1879] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 210.444655][ T1879] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 210.444657][ T1879] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 210.444658][ T1879] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 210.444660][ T1879] ? netlink_ack (./include/linux/skbuff.h:2718) [ 210.444661][ T1879] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 210.444663][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444665][ T1879] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 210.444667][ T1879] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 210.444669][ T1879] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 210.444671][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444673][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444674][ T1879] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 210.444676][ T1879] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 210.444678][ T1879] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 210.444680][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444682][ T1879] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 210.444684][ T1879] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 210.444686][ T1879] ? copy_msghdr_from_user (net/socket.c:2650) [ 210.444687][ T1879] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 210.444689][ T1879] ? move_addr_to_kernel (net/socket.c:258) [ 210.444690][ T1879] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 210.444693][ T1879] ___sys_sendmsg (net/socket.c:2767) [ 210.444695][ T1879] ? copy_msghdr_from_user (net/socket.c:2619) [ 210.444700][ T1879] __sys_sendmsg (net/socket.c:2799) [ 210.444702][ T1879] ? __sys_sendmsg_sock (net/socket.c:2780) [ 210.444704][ T1879] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 210.444707][ T1879] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 210.444708][ T1879] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 210.444710][ T1879] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 210.444711][ T1879] RIP: 0033:0x7f82c0c6b54e [ 210.444714][ 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 [ 210.444715][ T1879] RSP: 002b:00007ffe80ca3700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 210.444719][ T1879] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f82c0c6b54e [ 210.444721][ T1879] RDX: 0000000000000000 RSI: 00007ffe80ca37b0 RDI: 0000000000000005 [ 210.444721][ T1879] RBP: 00007ffe80ca3710 R08: 0000000000000000 R09: 0000000000000000 [ 210.444722][ T1879] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c4a [ 210.444723][ T1879] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe80ca3e70 | [ 227.366090][ T1935] softirqs last disabled at (0): 0x0 | [ 227.366093][ T1935] Preemption disabled at: | [ 227.366094][ T1935] vprintk_emit (kernel/printk/printk.c:2471) | [ 227.366108][ T1935] Tainted: [W]=WARN [ 227.366109][ T1935] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 227.366112][ T1935] Call Trace: [ 227.366114][ T1935] [ 227.366115][ T1935] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 227.366122][ T1935] ? vprintk_emit (kernel/printk/printk.c:2471) [ 227.366125][ T1935] __might_resched.cold (kernel/sched/core.c:9234) [ 227.366129][ T1935] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 227.366134][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366139][ 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)) [ 227.366143][ T1935] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 227.366146][ T1935] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 227.366151][ 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) [ 227.366154][ T1935] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 227.366157][ T1935] put_chars (drivers/char/virtio_console.c:1176) [ 227.366160][ T1935] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 227.366162][ T1935] ? __send_to_port (drivers/char/virtio_console.c:654) [ 227.366166][ T1935] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 227.366170][ T1935] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 227.366183][ T1935] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 227.366185][ 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) [ 227.366187][ T1935] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 227.366190][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366192][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366195][ T1935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.366198][ T1935] console_emit_next_record (kernel/printk/printk.c:3183) [ 227.366202][ T1935] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 227.366205][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366208][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366210][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366213][ T1935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.366216][ T1935] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 227.366218][ T1935] console_flush_one_record (kernel/printk/printk.c:3268) [ 227.366222][ T1935] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 227.366226][ T1935] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 227.366229][ T1935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.366231][ T1935] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 227.366233][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366236][ T1935] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 227.366238][ T1935] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 227.366240][ T1935] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 227.366243][ T1935] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 227.366246][ T1935] ? vprintk_emit (kernel/printk/printk.c:2478) [ 227.366249][ T1935] vprintk_emit (kernel/printk/printk.c:2479) [ 227.366253][ T1935] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 227.366255][ T1935] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 227.366260][ T1935] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 227.366264][ T1935] _printk (kernel/printk/printk.c:2504) [ 227.366268][ T1935] ? snapshot_read.cold (user.c:?) [ 227.366271][ T1935] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 227.366275][ 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)) [ 227.366278][ T1935] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 227.366282][ T1935] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 227.366285][ T1935] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 227.366287][ T1935] ? netdev_notice (net/core/dev.c:13194) [ 227.366290][ T1935] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 227.366294][ T1935] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 227.366298][ T1935] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 227.366302][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366305][ T1935] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 227.366309][ 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) [ 227.366313][ T1935] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 227.366317][ T1935] __dev_change_flags (net/core/dev.c:9821) [ 227.366322][ T1935] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 227.366324][ T1935] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 227.366327][ T1935] ? __kernel_text_address (kernel/extable.c:79) [ 227.366329][ T1935] ? write_profile (profile.c:?) [ 227.366332][ T1935] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 227.366336][ T1935] netif_change_flags (net/core/dev.c:9877) [ 227.366339][ T1935] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 227.366346][ T1935] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 227.366348][ T1935] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 227.366350][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366352][ T1935] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 227.366357][ T1935] ? kasan_save_stack (mm/kasan/common.c:58) [ 227.366361][ T1935] ? kasan_save_stack (mm/kasan/common.c:57) [ 227.366366][ T1935] ? kasan_save_track (mm/kasan/common.c:78) [ 227.366368][ T1935] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 227.366371][ T1935] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 227.366373][ T1935] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 227.366375][ T1935] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 227.366377][ T1935] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 227.366379][ T1935] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 227.366382][ T1935] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 227.366384][ T1935] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 227.366386][ T1935] ? ___sys_sendmsg (net/socket.c:2767) [ 227.366388][ T1935] ? __sys_sendmsg (net/socket.c:2799) [ 227.366391][ T1935] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 227.366393][ T1935] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 227.366397][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366400][ T1935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.366402][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366405][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366407][ T1935] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 227.366411][ 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) [ 227.366413][ T1935] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 227.366415][ T1935] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 227.366418][ T1935] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 227.366422][ T1935] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 227.366425][ T1935] rtnl_newlink (net/core/rtnetlink.c:4215) [ 227.366429][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366431][ T1935] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 227.366433][ T1935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.366436][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366439][ T1935] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 227.366443][ T1935] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 227.366446][ T1935] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 227.366448][ T1935] ? __kernel_text_address (kernel/extable.c:79) [ 227.366450][ T1935] ? write_profile (profile.c:?) [ 227.366452][ T1935] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 227.366454][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366457][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366459][ T1935] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 227.366464][ T1935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.366466][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366469][ T1935] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 227.366471][ T1935] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 227.366474][ T1935] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 227.366476][ T1935] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 227.366478][ T1935] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 227.366482][ T1935] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 227.366485][ T1935] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 227.366487][ T1935] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 227.366489][ T1935] ? netlink_ack (./include/linux/skbuff.h:2718) [ 227.366491][ T1935] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 227.366496][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366498][ T1935] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 227.366501][ T1935] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 227.366505][ T1935] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 227.366507][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366510][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366512][ T1935] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 227.366515][ T1935] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 227.366518][ T1935] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 227.366521][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366524][ T1935] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 227.366527][ T1935] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 227.366529][ T1935] ? copy_msghdr_from_user (net/socket.c:2650) [ 227.366532][ T1935] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 227.366534][ T1935] ? move_addr_to_kernel (net/socket.c:258) [ 227.366537][ T1935] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 227.366541][ T1935] ___sys_sendmsg (net/socket.c:2767) [ 227.366544][ T1935] ? copy_msghdr_from_user (net/socket.c:2619) [ 227.366552][ T1935] __sys_sendmsg (net/socket.c:2799) [ 227.366555][ T1935] ? __sys_sendmsg_sock (net/socket.c:2780) [ 227.366560][ T1935] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 227.366563][ T1935] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 227.366565][ T1935] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 227.366568][ T1935] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 227.366571][ T1935] RIP: 0033:0x7fd17552154e [ 227.366574][ 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 [ 227.366576][ T1935] RSP: 002b:00007fffffc518c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 227.366581][ T1935] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd17552154e [ 227.366583][ T1935] RDX: 0000000000000000 RSI: 00007fffffc51970 RDI: 0000000000000005 [ 227.366585][ T1935] RBP: 00007fffffc518d0 R08: 0000000000000000 R09: 0000000000000000 [ 227.366586][ T1935] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c5b [ 227.366587][ T1935] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffffc52030 | [ 232.729643][ T1950] softirqs last disabled at (0): 0x0 | [ 232.729645][ T1950] Preemption disabled at: | [ 232.729646][ T1950] vprintk_emit (kernel/printk/printk.c:2471) | [ 232.729657][ T1950] Tainted: [W]=WARN [ 232.729658][ T1950] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 232.729660][ T1950] Call Trace: [ 232.729662][ T1950] [ 232.729663][ T1950] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 232.729668][ T1950] ? vprintk_emit (kernel/printk/printk.c:2471) [ 232.729670][ T1950] __might_resched.cold (kernel/sched/core.c:9234) [ 232.729674][ T1950] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 232.729678][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729682][ 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)) [ 232.729685][ T1950] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 232.729688][ T1950] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 232.729692][ 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) [ 232.729694][ T1950] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 232.729696][ T1950] put_chars (drivers/char/virtio_console.c:1176) [ 232.729698][ T1950] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 232.729699][ T1950] ? __send_to_port (drivers/char/virtio_console.c:654) [ 232.729702][ T1950] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 232.729704][ T1950] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 232.729708][ T1950] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 232.729709][ 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) [ 232.729710][ T1950] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 232.729712][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729714][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729716][ T1950] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.729718][ T1950] console_emit_next_record (kernel/printk/printk.c:3183) [ 232.729720][ T1950] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 232.729722][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729724][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729726][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729727][ T1950] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.729729][ T1950] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 232.729731][ T1950] console_flush_one_record (kernel/printk/printk.c:3268) [ 232.729733][ T1950] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 232.729736][ T1950] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 232.729738][ T1950] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.729739][ T1950] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 232.729741][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729743][ T1950] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 232.729744][ T1950] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 232.729746][ T1950] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 232.729748][ T1950] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 232.729750][ T1950] ? vprintk_emit (kernel/printk/printk.c:2478) [ 232.729752][ T1950] vprintk_emit (kernel/printk/printk.c:2479) [ 232.729755][ T1950] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 232.729757][ T1950] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 232.729760][ T1950] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 232.729763][ T1950] _printk (kernel/printk/printk.c:2504) [ 232.729766][ T1950] ? snapshot_read.cold (user.c:?) [ 232.729768][ T1950] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 232.729772][ 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)) [ 232.729774][ T1950] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 232.729776][ T1950] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 232.729778][ T1950] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 232.729780][ T1950] ? netdev_notice (net/core/dev.c:13194) [ 232.729782][ T1950] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 232.729785][ T1950] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 232.729788][ T1950] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 232.729791][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729793][ T1950] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 232.729796][ 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) [ 232.729799][ T1950] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 232.729802][ T1950] __dev_change_flags (net/core/dev.c:9821) [ 232.729805][ T1950] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 232.729807][ T1950] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 232.729809][ T1950] ? __kernel_text_address (kernel/extable.c:79) [ 232.729811][ T1950] ? write_profile (profile.c:?) [ 232.729813][ T1950] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 232.729815][ T1950] netif_change_flags (net/core/dev.c:9877) [ 232.729818][ T1950] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 232.729823][ T1950] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 232.729824][ T1950] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 232.729826][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729827][ T1950] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 232.729831][ T1950] ? kasan_save_stack (mm/kasan/common.c:58) [ 232.729834][ T1950] ? kasan_save_stack (mm/kasan/common.c:57) [ 232.729836][ T1950] ? kasan_save_track (mm/kasan/common.c:78) [ 232.729837][ T1950] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 232.729839][ T1950] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 232.729840][ T1950] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 232.729841][ T1950] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 232.729843][ T1950] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 232.729844][ T1950] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 232.729845][ T1950] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 232.729847][ T1950] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 232.729848][ T1950] ? ___sys_sendmsg (net/socket.c:2767) [ 232.729850][ T1950] ? __sys_sendmsg (net/socket.c:2799) [ 232.729852][ T1950] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 232.729853][ T1950] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 232.729856][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729858][ T1950] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.729859][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729861][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729863][ T1950] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 232.729865][ 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) [ 232.729867][ T1950] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 232.729868][ T1950] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 232.729870][ T1950] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 232.729872][ T1950] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 232.729874][ T1950] rtnl_newlink (net/core/rtnetlink.c:4215) [ 232.729876][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729878][ T1950] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 232.729879][ T1950] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.729881][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729883][ T1950] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 232.729886][ T1950] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 232.729888][ T1950] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 232.729890][ T1950] ? __kernel_text_address (kernel/extable.c:79) [ 232.729891][ T1950] ? write_profile (profile.c:?) [ 232.729892][ T1950] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 232.729894][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729895][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729897][ T1950] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 232.729901][ T1950] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.729902][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729904][ T1950] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 232.729906][ T1950] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 232.729907][ T1950] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 232.729909][ T1950] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 232.729910][ T1950] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 232.729913][ T1950] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 232.729914][ T1950] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 232.729915][ T1950] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 232.729917][ T1950] ? netlink_ack (./include/linux/skbuff.h:2718) [ 232.729918][ T1950] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 232.729921][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729923][ T1950] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 232.729925][ T1950] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 232.729927][ T1950] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 232.729929][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729931][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729932][ T1950] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 232.729934][ T1950] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 232.729936][ T1950] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 232.729938][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729940][ T1950] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 232.729942][ T1950] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 232.729944][ T1950] ? copy_msghdr_from_user (net/socket.c:2650) [ 232.729946][ T1950] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 232.729947][ T1950] ? move_addr_to_kernel (net/socket.c:258) [ 232.729949][ T1950] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 232.729951][ T1950] ___sys_sendmsg (net/socket.c:2767) [ 232.729953][ T1950] ? copy_msghdr_from_user (net/socket.c:2619) [ 232.729958][ T1950] __sys_sendmsg (net/socket.c:2799) [ 232.729960][ T1950] ? __sys_sendmsg_sock (net/socket.c:2780) [ 232.729963][ T1950] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 232.729965][ T1950] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 232.729967][ T1950] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 232.729969][ T1950] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 232.729971][ T1950] RIP: 0033:0x7fd9483ff54e [ 232.729973][ 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 [ 232.729975][ T1950] RSP: 002b:00007ffda1d6d650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 232.729978][ T1950] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd9483ff54e [ 232.729980][ T1950] RDX: 0000000000000000 RSI: 00007ffda1d6d700 RDI: 0000000000000005 [ 232.729981][ T1950] RBP: 00007ffda1d6d660 R08: 0000000000000000 R09: 0000000000000000 [ 232.729981][ T1950] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c61 [ 232.729982][ T1950] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda1d6ddc0 | [ 235.146404][ T1977] softirqs last disabled at (0): 0x0 | [ 235.146407][ T1977] Preemption disabled at: | [ 235.146408][ T1977] vprintk_emit (kernel/printk/printk.c:2471) | [ 235.146422][ T1977] Tainted: [W]=WARN [ 235.146424][ T1977] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 235.146426][ T1977] Call Trace: [ 235.146428][ T1977] [ 235.146430][ T1977] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 235.146436][ T1977] ? vprintk_emit (kernel/printk/printk.c:2471) [ 235.146439][ T1977] __might_resched.cold (kernel/sched/core.c:9234) [ 235.146443][ T1977] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 235.146446][ T1977] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 235.146450][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146455][ 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)) [ 235.146459][ T1977] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 235.146462][ T1977] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 235.146468][ 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) [ 235.146470][ T1977] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 235.146474][ T1977] put_chars (drivers/char/virtio_console.c:1176) [ 235.146477][ T1977] ? __send_to_port (drivers/char/virtio_console.c:654) [ 235.146480][ T1977] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 235.146483][ T1977] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 235.146489][ T1977] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 235.146490][ T1977] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 235.146495][ T1977] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 235.146497][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146500][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146504][ T1977] console_emit_next_record (kernel/printk/printk.c:3183) [ 235.146507][ T1977] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 235.146510][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146513][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146515][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146518][ T1977] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 235.146521][ T1977] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 235.146524][ T1977] console_flush_one_record (kernel/printk/printk.c:3268) [ 235.146527][ T1977] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 235.146532][ T1977] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 235.146534][ T1977] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 235.146537][ T1977] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 235.146539][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146542][ T1977] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 235.146544][ T1977] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 235.146547][ T1977] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 235.146550][ T1977] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 235.146552][ T1977] ? vprintk_emit (kernel/printk/printk.c:2478) [ 235.146556][ T1977] vprintk_emit (kernel/printk/printk.c:2479) [ 235.146559][ T1977] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 235.146562][ T1977] ? update_load_avg (kernel/sched/fair.c:5864) [ 235.146565][ T1977] ? update_load_avg (kernel/sched/fair.c:5864) [ 235.146568][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146571][ T1977] _printk (kernel/printk/printk.c:2504) [ 235.146575][ T1977] ? snapshot_read.cold (user.c:?) [ 235.146578][ T1977] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 235.146581][ T1977] ? __schedule (kernel/sched/core.c:7277) [ 235.146584][ T1977] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 235.146588][ T1977] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 235.146591][ T1977] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 235.146593][ T1977] ? netdev_notice (net/core/dev.c:13194) [ 235.146596][ T1977] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 235.146601][ T1977] ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12) [ 235.146605][ 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) [ 235.146609][ T1977] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 235.146613][ T1977] ? __local_bh_enable_ip (kernel/softirq.c:480 (discriminator 2)) [ 235.146616][ T1977] __dev_change_flags (net/core/dev.c:9834) [ 235.146621][ T1977] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 235.146623][ T1977] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 235.146627][ T1977] ? __kernel_text_address (kernel/extable.c:79) [ 235.146629][ T1977] ? write_profile (profile.c:?) [ 235.146632][ T1977] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 235.146636][ T1977] netif_change_flags (net/core/dev.c:9877) [ 235.146639][ T1977] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 235.146646][ T1977] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 235.146648][ T1977] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 235.146650][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146653][ T1977] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 235.146658][ T1977] ? kasan_save_stack (mm/kasan/common.c:58) [ 235.146661][ T1977] ? kasan_save_stack (mm/kasan/common.c:57) [ 235.146664][ T1977] ? kasan_save_track (mm/kasan/common.c:78) [ 235.146666][ T1977] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 235.146668][ T1977] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 235.146671][ T1977] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 235.146673][ T1977] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 235.146675][ T1977] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 235.146677][ T1977] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 235.146679][ T1977] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 235.146681][ T1977] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 235.146684][ T1977] ? ___sys_sendmsg (net/socket.c:2767) [ 235.146687][ T1977] ? __sys_sendmsg (net/socket.c:2799) [ 235.146689][ T1977] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 235.146692][ T1977] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 235.146696][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146699][ T1977] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 235.146701][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146704][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146706][ T1977] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 235.146709][ 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) [ 235.146712][ T1977] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 235.146714][ T1977] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 235.146717][ T1977] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 235.146721][ T1977] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 235.146724][ T1977] rtnl_newlink (net/core/rtnetlink.c:4215) [ 235.146727][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146730][ T1977] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 235.146732][ T1977] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 235.146734][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146738][ T1977] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 235.146742][ T1977] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 235.146744][ T1977] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 235.146747][ T1977] ? __kernel_text_address (kernel/extable.c:79) [ 235.146749][ T1977] ? write_profile (profile.c:?) [ 235.146751][ T1977] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 235.146753][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146756][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146758][ T1977] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 235.146763][ T1977] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 235.146765][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146768][ T1977] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 235.146770][ T1977] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 235.146773][ T1977] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 235.146775][ T1977] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 235.146778][ T1977] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 235.146782][ T1977] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 235.146785][ T1977] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 235.146787][ T1977] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 235.146789][ T1977] ? netlink_ack (./include/linux/skbuff.h:2718) [ 235.146792][ T1977] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 235.146795][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146798][ T1977] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 235.146801][ T1977] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 235.146805][ T1977] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 235.146807][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146810][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146812][ T1977] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 235.146815][ T1977] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 235.146818][ T1977] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 235.146821][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146824][ T1977] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 235.146827][ T1977] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 235.146830][ T1977] ? copy_msghdr_from_user (net/socket.c:2650) [ 235.146832][ T1977] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 235.146835][ T1977] ? move_addr_to_kernel (net/socket.c:258) [ 235.146837][ T1977] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 235.146842][ T1977] ___sys_sendmsg (net/socket.c:2767) [ 235.146845][ T1977] ? copy_msghdr_from_user (net/socket.c:2619) [ 235.146853][ T1977] __sys_sendmsg (net/socket.c:2799) [ 235.146856][ T1977] ? __sys_sendmsg_sock (net/socket.c:2780) [ 235.146861][ T1977] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 235.146864][ T1977] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 235.146866][ T1977] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 235.146870][ T1977] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 235.146872][ T1977] RIP: 0033:0x7f11f54e554e [ 235.146875][ 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 [ 235.146878][ T1977] RSP: 002b:00007ffe47a09390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 235.146883][ T1977] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f11f54e554e [ 235.146885][ T1977] RDX: 0000000000000000 RSI: 00007ffe47a09440 RDI: 0000000000000005 [ 235.146887][ T1977] RBP: 00007ffe47a093a0 R08: 0000000000000000 R09: 0000000000000000 [ 235.146888][ T1977] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c63 [ 235.146890][ T1977] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe47a09b00 | [ 240.481679][ T1992] softirqs last disabled at (0): 0x0 | [ 240.481680][ T1992] Preemption disabled at: | [ 240.481681][ T1992] vprintk_emit (kernel/printk/printk.c:2471) | [ 240.481692][ T1992] Tainted: [W]=WARN [ 240.481693][ T1992] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 240.481695][ T1992] Call Trace: [ 240.481697][ T1992] [ 240.481698][ T1992] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 240.481703][ T1992] ? vprintk_emit (kernel/printk/printk.c:2471) [ 240.481705][ T1992] __might_resched.cold (kernel/sched/core.c:9234) [ 240.481709][ T1992] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 240.481711][ T1992] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 240.481714][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481718][ 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)) [ 240.481721][ T1992] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 240.481724][ T1992] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 240.481727][ 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) [ 240.481729][ T1992] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 240.481731][ T1992] put_chars (drivers/char/virtio_console.c:1176) [ 240.481733][ T1992] ? __send_to_port (drivers/char/virtio_console.c:654) [ 240.481735][ T1992] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 240.481738][ T1992] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 240.481741][ T1992] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 240.481742][ T1992] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 240.481745][ T1992] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 240.481747][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481749][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481751][ T1992] console_emit_next_record (kernel/printk/printk.c:3183) [ 240.481754][ T1992] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 240.481756][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481758][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481759][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481761][ T1992] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.481763][ T1992] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 240.481765][ T1992] console_flush_one_record (kernel/printk/printk.c:3268) [ 240.481767][ T1992] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 240.481770][ T1992] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 240.481772][ T1992] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.481773][ T1992] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 240.481775][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481777][ T1992] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 240.481778][ T1992] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 240.481780][ T1992] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 240.481782][ T1992] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 240.481784][ T1992] ? vprintk_emit (kernel/printk/printk.c:2478) [ 240.481786][ T1992] vprintk_emit (kernel/printk/printk.c:2479) [ 240.481788][ T1992] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 240.481790][ T1992] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 240.481793][ T1992] _printk (kernel/printk/printk.c:2504) [ 240.481796][ T1992] ? snapshot_read.cold (user.c:?) [ 240.481798][ T1992] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 240.481801][ 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)) [ 240.481803][ T1992] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 240.481806][ T1992] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 240.481808][ T1992] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 240.481810][ T1992] ? netdev_notice (net/core/dev.c:13194) [ 240.481811][ T1992] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 240.481814][ T1992] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 240.481816][ T1992] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 240.481819][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481821][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481823][ 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) [ 240.481826][ T1992] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 240.481829][ T1992] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 240.481831][ T1992] __dev_change_flags (net/core/dev.c:9834) [ 240.481835][ T1992] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 240.481837][ T1992] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 240.481839][ T1992] ? __kernel_text_address (kernel/extable.c:79) [ 240.481840][ T1992] ? write_profile (profile.c:?) [ 240.481842][ T1992] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 240.481845][ T1992] netif_change_flags (net/core/dev.c:9877) [ 240.481847][ T1992] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 240.481852][ T1992] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 240.481853][ T1992] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 240.481855][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481856][ T1992] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 240.481860][ T1992] ? kasan_save_stack (mm/kasan/common.c:58) [ 240.481863][ T1992] ? kasan_save_stack (mm/kasan/common.c:57) [ 240.481864][ T1992] ? kasan_save_track (mm/kasan/common.c:78) [ 240.481866][ T1992] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 240.481867][ T1992] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 240.481869][ T1992] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 240.481870][ T1992] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 240.481871][ T1992] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 240.481873][ T1992] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 240.481874][ T1992] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 240.481876][ T1992] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 240.481878][ T1992] ? ___sys_sendmsg (net/socket.c:2767) [ 240.481880][ T1992] ? __sys_sendmsg (net/socket.c:2799) [ 240.481882][ T1992] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 240.481883][ T1992] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 240.481886][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481888][ T1992] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.481889][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481891][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481893][ T1992] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 240.481895][ 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) [ 240.481897][ T1992] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 240.481898][ T1992] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 240.481900][ T1992] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 240.481902][ T1992] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 240.481904][ T1992] rtnl_newlink (net/core/rtnetlink.c:4215) [ 240.481906][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481908][ T1992] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 240.481909][ T1992] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.481911][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481913][ T1992] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 240.481916][ T1992] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 240.481918][ T1992] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 240.481920][ T1992] ? __kernel_text_address (kernel/extable.c:79) [ 240.481921][ T1992] ? write_profile (profile.c:?) [ 240.481922][ T1992] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 240.481924][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481925][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481927][ T1992] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 240.481930][ T1992] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.481932][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481934][ T1992] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 240.481935][ T1992] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 240.481937][ T1992] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 240.481938][ T1992] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 240.481940][ T1992] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 240.481942][ T1992] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 240.481944][ T1992] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 240.481945][ T1992] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 240.481947][ T1992] ? netlink_ack (./include/linux/skbuff.h:2718) [ 240.481948][ T1992] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 240.481950][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481952][ T1992] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 240.481954][ T1992] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 240.481956][ T1992] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 240.481958][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481960][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481961][ T1992] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 240.481963][ T1992] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 240.481965][ T1992] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 240.481967][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481969][ T1992] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 240.481971][ T1992] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 240.481973][ T1992] ? copy_msghdr_from_user (net/socket.c:2650) [ 240.481974][ T1992] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 240.481976][ T1992] ? move_addr_to_kernel (net/socket.c:258) [ 240.481978][ T1992] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 240.481980][ T1992] ___sys_sendmsg (net/socket.c:2767) [ 240.481982][ T1992] ? copy_msghdr_from_user (net/socket.c:2619) [ 240.481987][ T1992] __sys_sendmsg (net/socket.c:2799) [ 240.481989][ T1992] ? __sys_sendmsg_sock (net/socket.c:2780) [ 240.481992][ T1992] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 240.481994][ T1992] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 240.481995][ T1992] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 240.481997][ T1992] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 240.481999][ T1992] RIP: 0033:0x7fb63657454e [ 240.482001][ 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 [ 240.482003][ T1992] RSP: 002b:00007ffdab966d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 240.482007][ T1992] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb63657454e [ 240.482008][ T1992] RDX: 0000000000000000 RSI: 00007ffdab966e20 RDI: 0000000000000005 [ 240.482009][ T1992] RBP: 00007ffdab966d80 R08: 0000000000000000 R09: 0000000000000000 [ 240.482010][ T1992] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c68 [ 240.482011][ T1992] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdab9674e0 | [ 249.594935][ T2188] softirqs last disabled at (0): 0x0 | [ 249.594938][ T2188] Preemption disabled at: | [ 249.594939][ T2188] vprintk_emit (kernel/printk/printk.c:2471) | [ 249.594954][ T2188] Tainted: [W]=WARN [ 249.594955][ T2188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 249.594957][ T2188] Call Trace: [ 249.594960][ T2188] [ 249.594961][ T2188] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 249.594968][ T2188] ? vprintk_emit (kernel/printk/printk.c:2471) [ 249.594971][ T2188] __might_resched.cold (kernel/sched/core.c:9234) [ 249.594975][ T2188] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 249.594980][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.594985][ 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)) [ 249.594989][ T2188] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 249.594993][ T2188] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 249.594998][ 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) [ 249.595000][ T2188] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 249.595003][ T2188] put_chars (drivers/char/virtio_console.c:1176) [ 249.595006][ T2188] ? __send_to_port (drivers/char/virtio_console.c:654) [ 249.595009][ T2188] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 249.595014][ T2188] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 249.595019][ T2188] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 249.595022][ T2188] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 249.595024][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595027][ T2188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 249.595031][ T2188] console_emit_next_record (kernel/printk/printk.c:3183) [ 249.595034][ T2188] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 249.595037][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595040][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595042][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595045][ T2188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 249.595048][ T2188] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 249.595051][ T2188] console_flush_one_record (kernel/printk/printk.c:3268) [ 249.595055][ T2188] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 249.595059][ T2188] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 249.595062][ T2188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 249.595064][ T2188] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 249.595067][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595069][ T2188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 249.595072][ T2188] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 249.595074][ T2188] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 249.595078][ T2188] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 249.595080][ T2188] ? vprintk_emit (kernel/printk/printk.c:2478) [ 249.595083][ T2188] vprintk_emit (kernel/printk/printk.c:2479) [ 249.595087][ T2188] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 249.595090][ T2188] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 249.595094][ T2188] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 249.595097][ T2188] ? ___sys_sendmsg (net/socket.c:2767) [ 249.595100][ T2188] ? __sys_sendmsg (net/socket.c:2799) [ 249.595102][ T2188] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 249.595106][ T2188] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 249.595110][ T2188] _printk (kernel/printk/printk.c:2504) [ 249.595114][ T2188] ? snapshot_read.cold (user.c:?) [ 249.595118][ T2188] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 249.595121][ T2188] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 249.595124][ T2188] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 249.595127][ T2188] ? netdev_notice (net/core/dev.c:13194) [ 249.595130][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595133][ T2188] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 249.595136][ T2188] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 249.595139][ T2188] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 249.595142][ 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) [ 249.595146][ T2188] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 249.595150][ T2188] dev_set_allmulti (net/core/dev_api.c:315) [ 249.595154][ T2188] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 249.595172][ T2188] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 249.595176][ T2188] br_dev_delete (net/bridge/br_if.c:387) bridge [ 249.595189][ T2188] rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694) [ 249.595193][ T2188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 249.595196][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595199][ T2188] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 249.595202][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595213][ T2188] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 249.595216][ T2188] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 249.595219][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595221][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595224][ T2188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 249.595226][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595229][ T2188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 249.595232][ T2188] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 249.595236][ T2188] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 249.595238][ T2188] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 249.595242][ T2188] ? __kernel_text_address (kernel/extable.c:79) [ 249.595244][ T2188] ? write_profile (profile.c:?) [ 249.595247][ T2188] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 249.595249][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595252][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595254][ T2188] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 249.595258][ T2188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 249.595261][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595264][ T2188] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 249.595267][ T2188] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 249.595270][ T2188] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 249.595272][ T2188] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 249.595275][ T2188] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 249.595280][ T2188] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 249.595283][ T2188] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 249.595285][ T2188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 249.595288][ T2188] ? netlink_ack (./include/linux/skbuff.h:2718) [ 249.595290][ T2188] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 249.595294][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595297][ T2188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 249.595300][ T2188] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 249.595304][ T2188] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 249.595306][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595317][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595319][ T2188] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 249.595322][ T2188] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 249.595325][ T2188] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 249.595329][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595332][ T2188] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 249.595335][ T2188] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 249.595337][ T2188] ? copy_msghdr_from_user (net/socket.c:2650) [ 249.595340][ T2188] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 249.595343][ T2188] ? move_addr_to_kernel (net/socket.c:258) [ 249.595345][ T2188] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 249.595349][ T2188] ___sys_sendmsg (net/socket.c:2767) [ 249.595352][ T2188] ? copy_msghdr_from_user (net/socket.c:2619) [ 249.595361][ T2188] __sys_sendmsg (net/socket.c:2799) [ 249.595366][ T2188] ? __sys_sendmsg_sock (net/socket.c:2780) [ 249.595370][ T2188] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 249.595374][ T2188] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 249.595376][ T2188] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 249.595379][ T2188] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 249.595383][ T2188] RIP: 0033:0x7f88c237054e [ 249.595386][ 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 [ 249.595389][ T2188] RSP: 002b:00007ffe2b000e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 249.595393][ T2188] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f88c237054e [ 249.595395][ T2188] RDX: 0000000000000000 RSI: 00007ffe2b000f40 RDI: 0000000000000005 [ 249.595397][ T2188] RBP: 00007ffe2b000ea0 R08: 0000000000000000 R09: 0000000000000000 [ 249.595398][ T2188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c72 [ 249.595400][ T2188] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe2b001600 | [ 250.731980][ T2235] softirqs last disabled at (0): 0x0 | [ 250.731983][ T2235] Preemption disabled at: | [ 250.731984][ T2235] 0x0 | [ 250.731996][ T2235] Tainted: [W]=WARN [ 250.731997][ T2235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 250.732000][ T2235] Call Trace: [ 250.732002][ T2235] [ 250.732004][ T2235] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 250.732011][ T2235] __might_resched.cold (kernel/sched/core.c:9234) [ 250.732015][ T2235] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 250.732019][ T2235] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 250.732023][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732029][ T2235] __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)) [ 250.732033][ T2235] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 250.732037][ T2235] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 250.732042][ T2235] ? 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) [ 250.732044][ T2235] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 250.732048][ T2235] put_chars (drivers/char/virtio_console.c:1176) [ 250.732051][ T2235] ? __send_to_port (drivers/char/virtio_console.c:654) [ 250.732054][ T2235] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 250.732058][ T2235] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 250.732063][ T2235] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 250.732065][ T2235] ? vsnprintf (lib/vsprintf.c:2900) [ 250.732070][ T2235] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 250.732072][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732074][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732078][ T2235] console_emit_next_record (kernel/printk/printk.c:3183) [ 250.732082][ T2235] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 250.732086][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732088][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732091][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732093][ T2235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.732097][ T2235] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 250.732099][ T2235] console_flush_one_record (kernel/printk/printk.c:3268) [ 250.732103][ T2235] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 250.732107][ T2235] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 250.732110][ T2235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.732112][ T2235] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 250.732115][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732117][ T2235] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 250.732120][ T2235] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 250.732122][ T2235] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 250.732125][ T2235] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 250.732128][ T2235] ? vprintk_emit (kernel/printk/printk.c:2478) [ 250.732131][ T2235] vprintk_emit (kernel/printk/printk.c:2479) [ 250.732136][ T2235] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 250.732139][ T2235] ? debug_object_activate (lib/debugobjects.c:884) [ 250.732144][ T2235] _printk (kernel/printk/printk.c:2504) [ 250.732149][ T2235] ? snapshot_read.cold (user.c:?) [ 250.732152][ T2235] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 250.732155][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732157][ T2235] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 250.732162][ T2235] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 250.732185][ T2235] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge [ 250.732200][ T2235] br_stp_disable_bridge (net/bridge/br_stp_if.c:76) bridge [ 250.732212][ T2235] br_dev_stop (net/bridge/br_device.c:193) bridge [ 250.732227][ T2235] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 250.732232][ T2235] __dev_close_many (net/core/dev.c:1798) [ 250.732236][ T2235] ? netif_open (net/core/dev.c:1755) [ 250.732239][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732242][ T2235] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 250.732245][ T2235] __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 250.732249][ T2235] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 250.732252][ T2235] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 250.732256][ T2235] netif_change_flags (net/core/dev.c:9877) [ 250.732260][ T2235] dev_change_flags (net/core/dev_api.c:68) [ 250.732263][ T2235] cycle_netdev (drivers/net/vrf.c:1001) vrf [ 250.732267][ T2235] vrf_add_slave (drivers/net/vrf.c:1031 drivers/net/vrf.c:1053) vrf [ 250.732270][ T2235] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 250.732273][ T2235] do_set_master (net/core/rtnetlink.c:3071) [ 250.732277][ T2235] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 250.732280][ T2235] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 250.732284][ T2235] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 250.732286][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732288][ T2235] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 250.732293][ T2235] ? kasan_save_stack (mm/kasan/common.c:58) [ 250.732297][ T2235] ? kasan_save_stack (mm/kasan/common.c:57) [ 250.732300][ T2235] ? kasan_save_track (mm/kasan/common.c:78) [ 250.732302][ T2235] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 250.732304][ T2235] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 250.732307][ T2235] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 250.732309][ T2235] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 250.732311][ T2235] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 250.732321][ T2235] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 250.732323][ T2235] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 250.732325][ T2235] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 250.732329][ T2235] ? ___sys_sendmsg (net/socket.c:2767) [ 250.732331][ T2235] ? __sys_sendmsg (net/socket.c:2799) [ 250.732334][ T2235] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 250.732337][ T2235] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 250.732340][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732343][ T2235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.732345][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732348][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732351][ T2235] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 250.732355][ T2235] ? __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) [ 250.732358][ T2235] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 250.732360][ T2235] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 250.732362][ T2235] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 250.732364][ T2235] ? nla_get_range_signed (lib/nlattr.c:270) [ 250.732368][ T2235] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 250.732372][ T2235] rtnl_newlink (net/core/rtnetlink.c:4215) [ 250.732376][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732378][ T2235] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 250.732380][ T2235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.732383][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732386][ T2235] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 250.732390][ T2235] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 250.732393][ T2235] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 250.732396][ T2235] ? __kernel_text_address (kernel/extable.c:79) [ 250.732398][ T2235] ? write_profile (profile.c:?) [ 250.732400][ T2235] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 250.732403][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732406][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732408][ T2235] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 250.732413][ T2235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.732415][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732418][ T2235] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 250.732420][ T2235] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 250.732423][ T2235] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 250.732425][ T2235] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 250.732427][ T2235] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 250.732431][ T2235] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 250.732434][ T2235] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 250.732436][ T2235] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 250.732438][ T2235] ? netlink_ack (./include/linux/skbuff.h:2718) [ 250.732441][ T2235] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 250.732445][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732447][ T2235] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 250.732451][ T2235] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 250.732454][ T2235] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 250.732457][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732459][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732462][ T2235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 250.732465][ T2235] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 250.732468][ T2235] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 250.732471][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732474][ T2235] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 250.732477][ T2235] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 250.732480][ T2235] ? copy_msghdr_from_user (net/socket.c:2650) [ 250.732483][ T2235] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 250.732485][ T2235] ? move_addr_to_kernel (net/socket.c:258) [ 250.732488][ T2235] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 250.732492][ T2235] ___sys_sendmsg (net/socket.c:2767) [ 250.732495][ T2235] ? copy_msghdr_from_user (net/socket.c:2619) [ 250.732504][ T2235] __sys_sendmsg (net/socket.c:2799) [ 250.732507][ T2235] ? __sys_sendmsg_sock (net/socket.c:2780) [ 250.732511][ T2235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 250.732514][ T2235] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 250.732517][ T2235] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 250.732520][ T2235] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 250.732523][ T2235] RIP: 0033:0x7fac4b71554e [ 250.732526][ T2235] 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 [ 250.732529][ T2235] RSP: 002b:00007ffe44e830f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 250.732534][ T2235] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fac4b71554e [ 250.732537][ T2235] RDX: 0000000000000000 RSI: 00007ffe44e831a0 RDI: 0000000000000005 [ 250.732538][ T2235] RBP: 00007ffe44e83100 R08: 0000000000000000 R09: 0000000000000000 [ 250.732540][ T2235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c73 [ 250.732541][ T2235] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe44e83860 | [ 267.818312][ T2297] softirqs last disabled at (0): 0x0 | [ 267.818314][ T2297] Preemption disabled at: | [ 267.818315][ T2297] vprintk_emit (kernel/printk/printk.c:2471) | [ 267.818327][ T2297] Tainted: [W]=WARN [ 267.818328][ T2297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 267.818331][ T2297] Call Trace: [ 267.818332][ T2297] [ 267.818333][ T2297] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 267.818339][ T2297] ? vprintk_emit (kernel/printk/printk.c:2471) [ 267.818341][ T2297] __might_resched.cold (kernel/sched/core.c:9234) [ 267.818345][ T2297] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 267.818348][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818352][ T2297] __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)) [ 267.818356][ T2297] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 267.818359][ T2297] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 267.818366][ T2297] ? 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) [ 267.818368][ T2297] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 267.818370][ T2297] put_chars (drivers/char/virtio_console.c:1176) [ 267.818372][ T2297] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 267.818374][ T2297] ? __send_to_port (drivers/char/virtio_console.c:654) [ 267.818376][ T2297] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 267.818379][ T2297] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 267.818383][ T2297] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 267.818384][ T2297] ? 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) [ 267.818386][ T2297] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 267.818388][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818390][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818392][ T2297] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 267.818394][ T2297] console_emit_next_record (kernel/printk/printk.c:3183) [ 267.818397][ T2297] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 267.818399][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818401][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818403][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818405][ T2297] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 267.818407][ T2297] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 267.818409][ T2297] console_flush_one_record (kernel/printk/printk.c:3268) [ 267.818411][ T2297] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 267.818414][ T2297] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 267.818424][ T2297] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 267.818426][ T2297] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 267.818428][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818430][ T2297] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 267.818431][ T2297] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 267.818433][ T2297] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 267.818435][ T2297] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 267.818437][ T2297] ? vprintk_emit (kernel/printk/printk.c:2478) [ 267.818440][ T2297] vprintk_emit (kernel/printk/printk.c:2479) [ 267.818442][ T2297] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 267.818444][ T2297] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 267.818448][ T2297] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 267.818451][ T2297] _printk (kernel/printk/printk.c:2504) [ 267.818455][ T2297] ? snapshot_read.cold (user.c:?) [ 267.818457][ T2297] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 267.818460][ T2297] ? __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)) [ 267.818462][ T2297] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 267.818465][ T2297] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 267.818467][ T2297] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 267.818470][ T2297] ? netdev_notice (net/core/dev.c:13194) [ 267.818471][ T2297] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 267.818475][ T2297] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 267.818478][ T2297] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 267.818481][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818483][ T2297] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 267.818486][ T2297] ? 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) [ 267.818489][ T2297] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 267.818493][ T2297] __dev_change_flags (net/core/dev.c:9821) [ 267.818497][ T2297] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 267.818499][ T2297] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 267.818501][ T2297] ? __kernel_text_address (kernel/extable.c:79) [ 267.818503][ T2297] ? write_profile (profile.c:?) [ 267.818505][ T2297] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 267.818508][ T2297] netif_change_flags (net/core/dev.c:9877) [ 267.818510][ T2297] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 267.818516][ T2297] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 267.818517][ T2297] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 267.818519][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818521][ T2297] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 267.818525][ T2297] ? kasan_save_stack (mm/kasan/common.c:58) [ 267.818528][ T2297] ? kasan_save_stack (mm/kasan/common.c:57) [ 267.818529][ T2297] ? kasan_save_track (mm/kasan/common.c:78) [ 267.818531][ T2297] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 267.818533][ T2297] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 267.818535][ T2297] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 267.818536][ T2297] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 267.818537][ T2297] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 267.818539][ T2297] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 267.818540][ T2297] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 267.818542][ T2297] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 267.818543][ T2297] ? ___sys_sendmsg (net/socket.c:2767) [ 267.818545][ T2297] ? __sys_sendmsg (net/socket.c:2799) [ 267.818547][ T2297] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 267.818549][ T2297] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 267.818552][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818554][ T2297] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 267.818555][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818557][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818559][ T2297] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 267.818561][ T2297] ? __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) [ 267.818563][ T2297] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 267.818565][ T2297] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 267.818566][ T2297] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 267.818569][ T2297] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 267.818571][ T2297] rtnl_newlink (net/core/rtnetlink.c:4215) [ 267.818573][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818576][ T2297] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 267.818577][ T2297] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 267.818578][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818581][ T2297] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 267.818584][ T2297] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 267.818586][ T2297] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 267.818588][ T2297] ? __kernel_text_address (kernel/extable.c:79) [ 267.818589][ T2297] ? write_profile (profile.c:?) [ 267.818591][ T2297] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 267.818592][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818594][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818596][ T2297] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 267.818599][ T2297] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 267.818601][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818603][ T2297] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 267.818605][ T2297] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 267.818606][ T2297] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 267.818608][ T2297] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 267.818610][ T2297] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 267.818612][ T2297] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 267.818614][ T2297] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 267.818615][ T2297] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 267.818617][ T2297] ? netlink_ack (./include/linux/skbuff.h:2718) [ 267.818619][ T2297] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 267.818621][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818623][ T2297] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 267.818626][ T2297] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 267.818628][ T2297] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 267.818630][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818631][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818633][ T2297] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 267.818636][ T2297] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 267.818638][ T2297] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 267.818640][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818642][ T2297] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 267.818644][ T2297] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 267.818646][ T2297] ? copy_msghdr_from_user (net/socket.c:2650) [ 267.818648][ T2297] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 267.818649][ T2297] ? move_addr_to_kernel (net/socket.c:258) [ 267.818651][ T2297] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 267.818654][ T2297] ___sys_sendmsg (net/socket.c:2767) [ 267.818656][ T2297] ? copy_msghdr_from_user (net/socket.c:2619) [ 267.818662][ T2297] __sys_sendmsg (net/socket.c:2799) [ 267.818664][ T2297] ? __sys_sendmsg_sock (net/socket.c:2780) [ 267.818667][ T2297] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.818669][ T2297] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 267.818671][ T2297] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 267.818673][ T2297] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 267.818675][ T2297] RIP: 0033:0x7f866f39554e [ 267.818677][ T2297] 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 [ 267.818679][ T2297] RSP: 002b:00007ffd375357f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 267.818683][ T2297] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f866f39554e [ 267.818684][ T2297] RDX: 0000000000000000 RSI: 00007ffd375358a0 RDI: 0000000000000005 [ 267.818685][ T2297] RBP: 00007ffd37535800 R08: 0000000000000000 R09: 0000000000000000 [ 267.818686][ T2297] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c84 [ 267.818687][ T2297] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd37535f60 | [ 273.135351][ T2312] softirqs last disabled at (0): 0x0 | [ 273.135353][ T2312] Preemption disabled at: | [ 273.135354][ T2312] vprintk_emit (kernel/printk/printk.c:2471) | [ 273.135372][ T2312] Tainted: [W]=WARN [ 273.135374][ T2312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 273.135376][ T2312] Call Trace: [ 273.135378][ T2312] [ 273.135379][ T2312] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 273.135384][ T2312] ? vprintk_emit (kernel/printk/printk.c:2471) [ 273.135387][ T2312] __might_resched.cold (kernel/sched/core.c:9234) [ 273.135390][ T2312] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 273.135394][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135398][ T2312] __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)) [ 273.135402][ T2312] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 273.135404][ T2312] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 273.135408][ T2312] ? 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) [ 273.135410][ T2312] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 273.135412][ T2312] put_chars (drivers/char/virtio_console.c:1176) [ 273.135414][ T2312] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 273.135416][ T2312] ? __send_to_port (drivers/char/virtio_console.c:654) [ 273.135418][ T2312] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 273.135421][ T2312] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 273.135424][ T2312] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 273.135426][ T2312] ? 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) [ 273.135427][ T2312] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 273.135429][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135431][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135432][ T2312] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.135435][ T2312] console_emit_next_record (kernel/printk/printk.c:3183) [ 273.135437][ T2312] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 273.135439][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135441][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135443][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135444][ T2312] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.135446][ T2312] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 273.135456][ T2312] console_flush_one_record (kernel/printk/printk.c:3268) [ 273.135458][ T2312] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 273.135461][ T2312] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 273.135463][ T2312] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.135465][ T2312] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 273.135466][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135468][ T2312] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 273.135470][ T2312] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 273.135471][ T2312] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 273.135474][ T2312] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 273.135476][ T2312] ? vprintk_emit (kernel/printk/printk.c:2478) [ 273.135478][ T2312] vprintk_emit (kernel/printk/printk.c:2479) [ 273.135480][ T2312] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 273.135482][ T2312] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 273.135486][ T2312] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 273.135488][ T2312] _printk (kernel/printk/printk.c:2504) [ 273.135492][ T2312] ? snapshot_read.cold (user.c:?) [ 273.135494][ T2312] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 273.135497][ T2312] ? __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)) [ 273.135499][ T2312] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 273.135502][ T2312] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 273.135504][ T2312] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 273.135506][ T2312] ? netdev_notice (net/core/dev.c:13194) [ 273.135507][ T2312] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 273.135511][ T2312] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 273.135514][ T2312] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 273.135517][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135519][ T2312] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 273.135522][ T2312] ? 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) [ 273.135525][ T2312] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 273.135528][ T2312] __dev_change_flags (net/core/dev.c:9821) [ 273.135531][ T2312] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 273.135533][ T2312] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 273.135535][ T2312] ? __kernel_text_address (kernel/extable.c:79) [ 273.135537][ T2312] ? write_profile (profile.c:?) [ 273.135539][ T2312] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 273.135541][ T2312] netif_change_flags (net/core/dev.c:9877) [ 273.135544][ T2312] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 273.135549][ T2312] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 273.135551][ T2312] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 273.135552][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135554][ T2312] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 273.135558][ T2312] ? kasan_save_stack (mm/kasan/common.c:58) [ 273.135560][ T2312] ? kasan_save_stack (mm/kasan/common.c:57) [ 273.135562][ T2312] ? kasan_save_track (mm/kasan/common.c:78) [ 273.135564][ T2312] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 273.135565][ T2312] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 273.135567][ T2312] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 273.135568][ T2312] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 273.135569][ T2312] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 273.135571][ T2312] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 273.135572][ T2312] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 273.135573][ T2312] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 273.135575][ T2312] ? ___sys_sendmsg (net/socket.c:2767) [ 273.135576][ T2312] ? __sys_sendmsg (net/socket.c:2799) [ 273.135578][ T2312] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 273.135581][ T2312] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 273.135583][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135585][ T2312] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.135587][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135588][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135590][ T2312] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 273.135592][ T2312] ? __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) [ 273.135594][ T2312] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 273.135595][ T2312] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 273.135597][ T2312] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 273.135599][ T2312] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 273.135601][ T2312] rtnl_newlink (net/core/rtnetlink.c:4215) [ 273.135603][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135605][ T2312] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 273.135606][ T2312] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.135608][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135610][ T2312] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 273.135613][ T2312] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 273.135615][ T2312] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 273.135616][ T2312] ? __kernel_text_address (kernel/extable.c:79) [ 273.135618][ T2312] ? write_profile (profile.c:?) [ 273.135619][ T2312] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 273.135620][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135622][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135624][ T2312] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 273.135627][ T2312] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.135629][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135631][ T2312] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 273.135632][ T2312] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 273.135634][ T2312] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 273.135635][ T2312] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 273.135637][ T2312] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 273.135639][ T2312] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 273.135641][ T2312] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 273.135642][ T2312] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 273.135644][ T2312] ? netlink_ack (./include/linux/skbuff.h:2718) [ 273.135645][ T2312] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 273.135647][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135649][ T2312] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 273.135651][ T2312] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 273.135653][ T2312] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 273.135655][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135657][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135658][ T2312] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 273.135660][ T2312] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 273.135662][ T2312] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 273.135664][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135666][ T2312] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 273.135668][ T2312] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 273.135670][ T2312] ? copy_msghdr_from_user (net/socket.c:2650) [ 273.135671][ T2312] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 273.135673][ T2312] ? move_addr_to_kernel (net/socket.c:258) [ 273.135675][ T2312] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 273.135677][ T2312] ___sys_sendmsg (net/socket.c:2767) [ 273.135679][ T2312] ? copy_msghdr_from_user (net/socket.c:2619) [ 273.135684][ T2312] __sys_sendmsg (net/socket.c:2799) [ 273.135686][ T2312] ? __sys_sendmsg_sock (net/socket.c:2780) [ 273.135689][ T2312] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 273.135691][ T2312] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 273.135692][ T2312] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 273.135694][ T2312] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 273.135696][ T2312] RIP: 0033:0x7f3f2612954e [ 273.135698][ T2312] 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 [ 273.135700][ T2312] RSP: 002b:00007fff58a2e530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 273.135704][ T2312] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3f2612954e [ 273.135706][ T2312] RDX: 0000000000000000 RSI: 00007fff58a2e5e0 RDI: 0000000000000005 [ 273.135707][ T2312] RBP: 00007fff58a2e540 R08: 0000000000000000 R09: 0000000000000000 [ 273.135708][ T2312] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c89 [ 273.135709][ T2312] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff58a2eca0 | [ 275.595038][ T2339] softirqs last disabled at (0): 0x0 | [ 275.595040][ T2339] Preemption disabled at: | [ 275.595041][ T2339] vprintk_emit (kernel/printk/printk.c:2471) | [ 275.595053][ T2339] Tainted: [W]=WARN [ 275.595054][ T2339] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 275.595056][ T2339] Call Trace: [ 275.595057][ T2339] [ 275.595058][ T2339] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 275.595064][ T2339] ? vprintk_emit (kernel/printk/printk.c:2471) [ 275.595066][ T2339] __might_resched.cold (kernel/sched/core.c:9234) [ 275.595070][ T2339] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 275.595071][ T2339] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 275.595075][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595078][ T2339] __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)) [ 275.595082][ T2339] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 275.595084][ T2339] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 275.595088][ T2339] ? 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) [ 275.595090][ T2339] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 275.595092][ T2339] put_chars (drivers/char/virtio_console.c:1176) [ 275.595094][ T2339] ? __send_to_port (drivers/char/virtio_console.c:654) [ 275.595096][ T2339] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 275.595098][ T2339] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 275.595102][ T2339] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 275.595103][ T2339] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 275.595106][ T2339] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 275.595108][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595110][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595112][ T2339] console_emit_next_record (kernel/printk/printk.c:3183) [ 275.595115][ T2339] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 275.595117][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595119][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595120][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595122][ T2339] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.595124][ T2339] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 275.595126][ T2339] console_flush_one_record (kernel/printk/printk.c:3268) [ 275.595129][ T2339] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 275.595131][ T2339] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 275.595133][ T2339] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.595135][ T2339] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 275.595136][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595138][ T2339] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 275.595139][ T2339] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 275.595141][ T2339] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 275.595143][ T2339] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 275.595145][ T2339] ? vprintk_emit (kernel/printk/printk.c:2478) [ 275.595147][ T2339] vprintk_emit (kernel/printk/printk.c:2479) [ 275.595150][ T2339] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 275.595152][ T2339] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 275.595154][ T2339] _printk (kernel/printk/printk.c:2504) [ 275.595158][ T2339] ? snapshot_read.cold (user.c:?) [ 275.595160][ T2339] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 275.595163][ T2339] ? __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)) [ 275.595165][ T2339] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 275.595167][ T2339] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 275.595169][ T2339] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 275.595171][ T2339] ? netdev_notice (net/core/dev.c:13194) [ 275.595172][ T2339] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 275.595176][ T2339] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 275.595177][ T2339] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 275.595180][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595182][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595184][ T2339] ? 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) [ 275.595187][ T2339] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 275.595190][ T2339] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 275.595192][ T2339] __dev_change_flags (net/core/dev.c:9834) [ 275.595196][ T2339] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 275.595198][ T2339] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 275.595200][ T2339] ? __kernel_text_address (kernel/extable.c:79) [ 275.595201][ T2339] ? write_profile (profile.c:?) [ 275.595203][ T2339] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 275.595205][ T2339] netif_change_flags (net/core/dev.c:9877) [ 275.595208][ T2339] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 275.595213][ T2339] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 275.595214][ T2339] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 275.595215][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595217][ T2339] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 275.595221][ T2339] ? kasan_save_stack (mm/kasan/common.c:58) [ 275.595224][ T2339] ? kasan_save_stack (mm/kasan/common.c:57) [ 275.595225][ T2339] ? kasan_save_track (mm/kasan/common.c:78) [ 275.595227][ T2339] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 275.595228][ T2339] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 275.595230][ T2339] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 275.595231][ T2339] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 275.595232][ T2339] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 275.595233][ T2339] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 275.595235][ T2339] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 275.595236][ T2339] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 275.595239][ T2339] ? ___sys_sendmsg (net/socket.c:2767) [ 275.595240][ T2339] ? __sys_sendmsg (net/socket.c:2799) [ 275.595242][ T2339] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 275.595244][ T2339] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 275.595246][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595248][ T2339] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.595250][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595251][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595253][ T2339] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 275.595255][ T2339] ? __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) [ 275.595257][ T2339] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 275.595259][ T2339] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 275.595260][ T2339] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 275.595263][ T2339] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 275.595265][ T2339] rtnl_newlink (net/core/rtnetlink.c:4215) [ 275.595267][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595269][ T2339] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 275.595270][ T2339] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.595271][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595273][ T2339] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 275.595277][ T2339] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 275.595278][ T2339] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 275.595280][ T2339] ? __kernel_text_address (kernel/extable.c:79) [ 275.595281][ T2339] ? write_profile (profile.c:?) [ 275.595282][ T2339] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 275.595284][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595285][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595287][ T2339] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 275.595291][ T2339] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.595292][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595294][ T2339] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 275.595295][ T2339] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 275.595297][ T2339] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 275.595298][ T2339] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 275.595300][ T2339] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 275.595302][ T2339] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 275.595304][ T2339] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 275.595305][ T2339] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 275.595307][ T2339] ? netlink_ack (./include/linux/skbuff.h:2718) [ 275.595308][ T2339] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 275.595310][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595312][ T2339] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 275.595314][ T2339] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 275.595316][ T2339] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 275.595318][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595320][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595321][ T2339] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.595323][ T2339] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 275.595325][ T2339] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 275.595327][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595329][ T2339] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 275.595331][ T2339] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 275.595333][ T2339] ? copy_msghdr_from_user (net/socket.c:2650) [ 275.595334][ T2339] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 275.595336][ T2339] ? move_addr_to_kernel (net/socket.c:258) [ 275.595337][ T2339] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 275.595340][ T2339] ___sys_sendmsg (net/socket.c:2767) [ 275.595342][ T2339] ? copy_msghdr_from_user (net/socket.c:2619) [ 275.595347][ T2339] __sys_sendmsg (net/socket.c:2799) [ 275.595349][ T2339] ? __sys_sendmsg_sock (net/socket.c:2780) [ 275.595352][ T2339] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.595354][ T2339] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 275.595355][ T2339] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 275.595357][ T2339] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 275.595359][ T2339] RIP: 0033:0x7f5688d9454e [ 275.595361][ T2339] 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 [ 275.595366][ T2339] RSP: 002b:00007fffe7ecc640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 275.595370][ T2339] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5688d9454e [ 275.595372][ T2339] RDX: 0000000000000000 RSI: 00007fffe7ecc6f0 RDI: 0000000000000005 [ 275.595373][ T2339] RBP: 00007fffe7ecc650 R08: 0000000000000000 R09: 0000000000000000 [ 275.595374][ T2339] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c8c [ 275.595375][ T2339] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe7eccdb0 | [ 280.960637][ T2354] softirqs last disabled at (0): 0x0 | [ 280.960640][ T2354] Preemption disabled at: | [ 280.960641][ T2354] vprintk_emit (kernel/printk/printk.c:2471) | [ 280.960656][ T2354] Tainted: [W]=WARN [ 280.960657][ T2354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 280.960660][ T2354] Call Trace: [ 280.960662][ T2354] [ 280.960664][ T2354] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 280.960670][ T2354] ? vprintk_emit (kernel/printk/printk.c:2471) [ 280.960673][ T2354] __might_resched.cold (kernel/sched/core.c:9234) [ 280.960678][ T2354] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 280.960681][ T2354] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 280.960685][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.960690][ T2354] __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)) [ 280.960695][ T2354] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 280.960699][ T2354] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 280.960705][ T2354] ? 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) [ 280.960708][ T2354] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 280.960711][ T2354] put_chars (drivers/char/virtio_console.c:1176) [ 280.960714][ T2354] ? __send_to_port (drivers/char/virtio_console.c:654) [ 280.960717][ T2354] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 280.960721][ T2354] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 280.960726][ T2354] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 280.960728][ T2354] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 280.960732][ T2354] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 280.960734][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.960737][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.960741][ T2354] console_emit_next_record (kernel/printk/printk.c:3183) [ 280.960745][ T2354] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 280.960748][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.960750][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.960753][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.960755][ T2354] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 280.960759][ T2354] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 280.960761][ T2354] console_flush_one_record (kernel/printk/printk.c:3268) [ 280.960765][ T2354] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 280.960769][ T2354] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 280.960772][ T2354] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 280.960774][ T2354] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 280.960777][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.960779][ T2354] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 280.960782][ T2354] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 280.960784][ T2354] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 280.960787][ T2354] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 280.960790][ T2354] ? vprintk_emit (kernel/printk/printk.c:2478) [ 280.960793][ T2354] vprintk_emit (kernel/printk/printk.c:2479) [ 280.960797][ T2354] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 280.960800][ T2354] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 280.960804][ T2354] _printk (kernel/printk/printk.c:2504) [ 280.960808][ T2354] ? snapshot_read.cold (user.c:?) [ 280.960811][ T2354] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 280.960815][ T2354] ? __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)) [ 280.960818][ T2354] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 280.960822][ T2354] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 280.960825][ T2354] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 280.960828][ T2354] ? netdev_notice (net/core/dev.c:13194) [ 280.960830][ T2354] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 280.960834][ T2354] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 280.960837][ T2354] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 280.960841][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.960844][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.960847][ T2354] ? 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) [ 280.960851][ T2354] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 280.960855][ T2354] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 280.960859][ T2354] __dev_change_flags (net/core/dev.c:9834) [ 280.960863][ T2354] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 280.960866][ T2354] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 280.960869][ T2354] ? __kernel_text_address (kernel/extable.c:79) [ 280.960871][ T2354] ? write_profile (profile.c:?) [ 280.960874][ T2354] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 280.960878][ T2354] netif_change_flags (net/core/dev.c:9877) [ 280.960881][ T2354] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 280.960888][ T2354] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 280.960891][ T2354] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 280.960893][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.960896][ T2354] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 280.960901][ T2354] ? kasan_save_stack (mm/kasan/common.c:58) [ 280.960905][ T2354] ? kasan_save_stack (mm/kasan/common.c:57) [ 280.960907][ T2354] ? kasan_save_track (mm/kasan/common.c:78) [ 280.960910][ T2354] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 280.960912][ T2354] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 280.960914][ T2354] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 280.960916][ T2354] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 280.960919][ T2354] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 280.960921][ T2354] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 280.960923][ T2354] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 280.960925][ T2354] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 280.960929][ T2354] ? ___sys_sendmsg (net/socket.c:2767) [ 280.960931][ T2354] ? __sys_sendmsg (net/socket.c:2799) [ 280.960934][ T2354] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 280.960936][ T2354] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 280.960941][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.960943][ T2354] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 280.960946][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.960948][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.960951][ T2354] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 280.960954][ T2354] ? __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) [ 280.960957][ T2354] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 280.960959][ T2354] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 280.960962][ T2354] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 280.960966][ T2354] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 280.960969][ T2354] rtnl_newlink (net/core/rtnetlink.c:4215) [ 280.960973][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.960975][ T2354] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 280.960977][ T2354] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 280.960980][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.960983][ T2354] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 280.960987][ T2354] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 280.960990][ T2354] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 280.960992][ T2354] ? __kernel_text_address (kernel/extable.c:79) [ 280.960994][ T2354] ? write_profile (profile.c:?) [ 280.960996][ T2354] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 280.960999][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.961001][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.961004][ T2354] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 280.961008][ T2354] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 280.961011][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.961014][ T2354] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 280.961016][ T2354] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 280.961019][ T2354] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 280.961021][ T2354] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 280.961024][ T2354] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 280.961028][ T2354] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 280.961030][ T2354] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 280.961033][ T2354] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 280.961035][ T2354] ? netlink_ack (./include/linux/skbuff.h:2718) [ 280.961037][ T2354] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 280.961041][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.961044][ T2354] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 280.961047][ T2354] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 280.961051][ T2354] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 280.961053][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.961056][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.961058][ T2354] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 280.961061][ T2354] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 280.961065][ T2354] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 280.961068][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.961071][ T2354] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 280.961073][ T2354] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 280.961076][ T2354] ? copy_msghdr_from_user (net/socket.c:2650) [ 280.961079][ T2354] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 280.961081][ T2354] ? move_addr_to_kernel (net/socket.c:258) [ 280.961084][ T2354] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 280.961088][ T2354] ___sys_sendmsg (net/socket.c:2767) [ 280.961091][ T2354] ? copy_msghdr_from_user (net/socket.c:2619) [ 280.961099][ T2354] __sys_sendmsg (net/socket.c:2799) [ 280.961102][ T2354] ? __sys_sendmsg_sock (net/socket.c:2780) [ 280.961107][ T2354] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 280.961110][ T2354] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 280.961112][ T2354] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 280.961116][ T2354] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 280.961118][ T2354] RIP: 0033:0x7fe9c78ed54e [ 280.961121][ T2354] 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 [ 280.961124][ T2354] RSP: 002b:00007ffc1e487c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 280.961129][ T2354] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe9c78ed54e [ 280.961131][ T2354] RDX: 0000000000000000 RSI: 00007ffc1e487cc0 RDI: 0000000000000005 [ 280.961132][ T2354] RBP: 00007ffc1e487c20 R08: 0000000000000000 R09: 0000000000000000 [ 280.961134][ T2354] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c91 [ 280.961135][ T2354] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc1e488380 | [ 284.285484][ T10] softirqs last disabled at (35805): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 284.285487][ T10] Preemption disabled at: | [ 284.285487][ T10] vprintk_emit (kernel/printk/printk.c:2471) | [ 284.285498][ T10] Tainted: [W]=WARN [ 284.285499][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 284.285501][ T10] Workqueue: events netdev_work_proc [ 284.285507][ T10] Call Trace: [ 284.285509][ T10] [ 284.285510][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 284.285523][ T10] ? vprintk_emit (kernel/printk/printk.c:2471) [ 284.285525][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 284.285529][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 284.285533][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.285537][ 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)) [ 284.285541][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 284.285543][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 284.285547][ 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) [ 284.285549][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 284.285551][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 284.285553][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 284.285555][ T10] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 284.285558][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 284.285561][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 284.285563][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.285565][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.285566][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.285569][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 284.285571][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 284.285574][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.285575][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.285577][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.285579][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.285581][ T10] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 284.285583][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 284.285585][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 284.285588][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 284.285590][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.285592][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 284.285593][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.285595][ T10] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 284.285597][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 284.285598][ T10] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 284.285601][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 284.285603][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 284.285605][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 284.285607][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 284.285610][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.285611][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.285614][ T10] _printk (kernel/printk/printk.c:2504) [ 284.285617][ T10] ? snapshot_read.cold (user.c:?) [ 284.285619][ T10] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 284.285622][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 284.285624][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 284.285626][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 284.285629][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 284.285630][ T10] ? netdev_notice (net/core/dev.c:13194) [ 284.285632][ T10] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 284.285634][ 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) [ 284.285636][ 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) [ 284.285639][ T10] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 284.285642][ T10] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 284.285645][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 284.285648][ T10] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 284.285650][ 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) [ 284.285652][ T10] ? ref_tracker_free (lib/ref_tracker.c:339) [ 284.285655][ T10] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 284.285657][ 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) [ 284.285658][ 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) [ 284.285660][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 284.285662][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.285664][ T10] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 284.285667][ T10] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 284.285669][ T10] ? netdev_work_sched (net/core/netdev_work.c:82) [ 284.285670][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.285672][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 284.285674][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 284.285676][ T10] process_one_work (kernel/workqueue.c:3387) [ 284.285680][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 284.285682][ T10] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 284.285684][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 284.285687][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 284.285689][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 284.285691][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 284.285693][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 284.285695][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 284.285696][ T10] kthread (kernel/kthread.c:436) [ 284.285698][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 284.285700][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 284.285702][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 284.285705][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 284.285707][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 284.285710][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 284.285711][ T10] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 285.351891][ T2481] softirqs last disabled at (0): 0x0 | [ 285.351893][ T2481] Preemption disabled at: | [ 285.351894][ T2481] 0x0 | [ 285.351903][ T2481] Tainted: [W]=WARN [ 285.351904][ T2481] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 285.351906][ T2481] Call Trace: [ 285.351907][ T2481] [ 285.351909][ T2481] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 285.351914][ T2481] __might_resched.cold (kernel/sched/core.c:9234) [ 285.351918][ T2481] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 285.351922][ T2481] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 285.351927][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.351931][ T2481] __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)) [ 285.351935][ T2481] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 285.351938][ T2481] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 285.351942][ T2481] ? 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) [ 285.351944][ T2481] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 285.351946][ T2481] put_chars (drivers/char/virtio_console.c:1176) [ 285.351948][ T2481] ? __send_to_port (drivers/char/virtio_console.c:654) [ 285.351951][ T2481] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 285.351954][ T2481] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 285.351958][ T2481] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 285.351959][ T2481] ? vsnprintf (lib/vsprintf.c:2900) [ 285.351963][ T2481] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 285.351965][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.351967][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.351969][ T2481] console_emit_next_record (kernel/printk/printk.c:3183) [ 285.351972][ T2481] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 285.351974][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.351977][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.351978][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.351980][ T2481] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 285.351983][ T2481] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 285.351985][ T2481] console_flush_one_record (kernel/printk/printk.c:3268) [ 285.351990][ T2481] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 285.351994][ T2481] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 285.351997][ T2481] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 285.352000][ T2481] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 285.352002][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352005][ T2481] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 285.352007][ T2481] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 285.352010][ T2481] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 285.352013][ T2481] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 285.352015][ T2481] ? vprintk_emit (kernel/printk/printk.c:2478) [ 285.352017][ T2481] vprintk_emit (kernel/printk/printk.c:2479) [ 285.352021][ T2481] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 285.352023][ T2481] ? debug_object_activate (lib/debugobjects.c:884) [ 285.352027][ T2481] _printk (kernel/printk/printk.c:2504) [ 285.352031][ T2481] ? snapshot_read.cold (user.c:?) [ 285.352034][ T2481] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 285.352035][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352037][ T2481] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 285.352041][ T2481] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 285.352056][ T2481] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge [ 285.352065][ T2481] br_stp_disable_bridge (net/bridge/br_stp_if.c:76) bridge [ 285.352072][ T2481] br_dev_stop (net/bridge/br_device.c:193) bridge [ 285.352081][ T2481] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 285.352084][ T2481] __dev_close_many (net/core/dev.c:1798) [ 285.352088][ T2481] ? netif_open (net/core/dev.c:1755) [ 285.352090][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352092][ T2481] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 285.352094][ T2481] __dev_change_flags (net/core/dev.c:1811 net/core/dev.c:9810) [ 285.352097][ T2481] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 285.352099][ T2481] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 285.352101][ T2481] netif_change_flags (net/core/dev.c:9877) [ 285.352104][ T2481] dev_change_flags (net/core/dev_api.c:68) [ 285.352106][ T2481] cycle_netdev (drivers/net/vrf.c:1001) vrf [ 285.352109][ T2481] vrf_add_slave (drivers/net/vrf.c:1031 drivers/net/vrf.c:1053) vrf [ 285.352111][ T2481] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 285.352113][ T2481] do_set_master (net/core/rtnetlink.c:3071) [ 285.352116][ T2481] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 285.352118][ T2481] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 285.352121][ T2481] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 285.352122][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352124][ T2481] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 285.352127][ T2481] ? kasan_save_stack (mm/kasan/common.c:58) [ 285.352130][ T2481] ? kasan_save_stack (mm/kasan/common.c:57) [ 285.352132][ T2481] ? kasan_save_track (mm/kasan/common.c:78) [ 285.352133][ T2481] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 285.352135][ T2481] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 285.352137][ T2481] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 285.352138][ T2481] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 285.352139][ T2481] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 285.352142][ T2481] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 285.352143][ T2481] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 285.352145][ T2481] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 285.352147][ T2481] ? ___sys_sendmsg (net/socket.c:2767) [ 285.352149][ T2481] ? __sys_sendmsg (net/socket.c:2799) [ 285.352151][ T2481] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 285.352153][ T2481] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 285.352155][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352157][ T2481] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 285.352158][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352160][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352162][ T2481] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 285.352165][ T2481] ? __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) [ 285.352167][ T2481] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 285.352169][ T2481] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 285.352170][ T2481] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 285.352171][ T2481] ? nla_get_range_signed (lib/nlattr.c:270) [ 285.352174][ T2481] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 285.352176][ T2481] rtnl_newlink (net/core/rtnetlink.c:4215) [ 285.352178][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352180][ T2481] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 285.352181][ T2481] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 285.352182][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352185][ T2481] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 285.352188][ T2481] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 285.352190][ T2481] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 285.352192][ T2481] ? __kernel_text_address (kernel/extable.c:79) [ 285.352193][ T2481] ? write_profile (profile.c:?) [ 285.352195][ T2481] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 285.352197][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352199][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352201][ T2481] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 285.352204][ T2481] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 285.352206][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352208][ T2481] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 285.352209][ T2481] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 285.352211][ T2481] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 285.352213][ T2481] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 285.352214][ T2481] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 285.352216][ T2481] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 285.352218][ T2481] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 285.352219][ T2481] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 285.352221][ T2481] ? netlink_ack (./include/linux/skbuff.h:2718) [ 285.352222][ T2481] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 285.352225][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352227][ T2481] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 285.352229][ T2481] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 285.352231][ T2481] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 285.352232][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352234][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352236][ T2481] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 285.352238][ T2481] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 285.352240][ T2481] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 285.352242][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352244][ T2481] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 285.352245][ T2481] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 285.352247][ T2481] ? copy_msghdr_from_user (net/socket.c:2650) [ 285.352249][ T2481] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 285.352251][ T2481] ? move_addr_to_kernel (net/socket.c:258) [ 285.352252][ T2481] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 285.352255][ T2481] ___sys_sendmsg (net/socket.c:2767) [ 285.352258][ T2481] ? copy_msghdr_from_user (net/socket.c:2619) [ 285.352266][ T2481] __sys_sendmsg (net/socket.c:2799) [ 285.352268][ T2481] ? __sys_sendmsg_sock (net/socket.c:2780) [ 285.352271][ T2481] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 285.352273][ T2481] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 285.352275][ T2481] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 285.352277][ T2481] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 285.352279][ T2481] RIP: 0033:0x7ff671c6254e [ 285.352281][ T2481] 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 [ 285.352283][ T2481] RSP: 002b:00007fffaf875fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 285.352287][ T2481] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff671c6254e [ 285.352289][ T2481] RDX: 0000000000000000 RSI: 00007fffaf876080 RDI: 0000000000000005 [ 285.352289][ T2481] RBP: 00007fffaf875fe0 R08: 0000000000000000 R09: 0000000000000000 [ 285.352290][ T2481] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c95 [ 285.352291][ T2481] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffaf876740 | [ 302.479824][ T2545] softirqs last disabled at (0): 0x0 | [ 302.479827][ T2545] Preemption disabled at: | [ 302.479828][ T2545] vprintk_emit (kernel/printk/printk.c:2471) | [ 302.479842][ T2545] Tainted: [W]=WARN [ 302.479843][ T2545] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 302.479845][ T2545] Call Trace: [ 302.479847][ T2545] [ 302.479849][ T2545] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 302.479855][ T2545] ? vprintk_emit (kernel/printk/printk.c:2471) [ 302.479858][ T2545] __might_resched.cold (kernel/sched/core.c:9234) [ 302.479863][ T2545] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 302.479867][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.479872][ T2545] __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)) [ 302.479876][ T2545] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 302.479879][ T2545] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 302.479884][ T2545] ? 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) [ 302.479887][ T2545] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 302.479890][ T2545] put_chars (drivers/char/virtio_console.c:1176) [ 302.479892][ T2545] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 302.479895][ T2545] ? __send_to_port (drivers/char/virtio_console.c:654) [ 302.479899][ T2545] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 302.479903][ T2545] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 302.479908][ T2545] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 302.479910][ T2545] ? 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) [ 302.479912][ T2545] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 302.479915][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.479917][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.479920][ T2545] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 302.479924][ T2545] console_emit_next_record (kernel/printk/printk.c:3183) [ 302.479928][ T2545] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 302.479931][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.479933][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.479936][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.479938][ T2545] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 302.479942][ T2545] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 302.479944][ T2545] console_flush_one_record (kernel/printk/printk.c:3268) [ 302.479948][ T2545] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 302.479953][ T2545] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 302.479955][ T2545] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 302.479958][ T2545] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 302.479960][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.479963][ T2545] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 302.479965][ T2545] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 302.479967][ T2545] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 302.479970][ T2545] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 302.479973][ T2545] ? vprintk_emit (kernel/printk/printk.c:2478) [ 302.479976][ T2545] vprintk_emit (kernel/printk/printk.c:2479) [ 302.479980][ T2545] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 302.479983][ T2545] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 302.479988][ T2545] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 302.479992][ T2545] _printk (kernel/printk/printk.c:2504) [ 302.479996][ T2545] ? snapshot_read.cold (user.c:?) [ 302.479999][ T2545] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 302.480003][ T2545] ? __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)) [ 302.480006][ T2545] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 302.480010][ T2545] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 302.480013][ T2545] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 302.480016][ T2545] ? netdev_notice (net/core/dev.c:13194) [ 302.480018][ T2545] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 302.480022][ T2545] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 302.480026][ T2545] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 302.480030][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.480033][ T2545] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 302.480037][ T2545] ? 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) [ 302.480041][ T2545] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 302.480045][ T2545] __dev_change_flags (net/core/dev.c:9821) [ 302.480050][ T2545] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 302.480053][ T2545] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 302.480056][ T2545] ? __kernel_text_address (kernel/extable.c:79) [ 302.480058][ T2545] ? write_profile (profile.c:?) [ 302.480061][ T2545] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 302.480065][ T2545] netif_change_flags (net/core/dev.c:9877) [ 302.480069][ T2545] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 302.480075][ T2545] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 302.480078][ T2545] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 302.480080][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.480083][ T2545] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 302.480088][ T2545] ? kasan_save_stack (mm/kasan/common.c:58) [ 302.480092][ T2545] ? kasan_save_stack (mm/kasan/common.c:57) [ 302.480095][ T2545] ? kasan_save_track (mm/kasan/common.c:78) [ 302.480097][ T2545] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 302.480100][ T2545] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 302.480103][ T2545] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 302.480105][ T2545] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 302.480107][ T2545] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 302.480109][ T2545] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 302.480112][ T2545] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 302.480114][ T2545] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 302.480116][ T2545] ? ___sys_sendmsg (net/socket.c:2767) [ 302.480119][ T2545] ? __sys_sendmsg (net/socket.c:2799) [ 302.480121][ T2545] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 302.480124][ T2545] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 302.480128][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.480131][ T2545] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 302.480133][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.480136][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.480138][ T2545] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 302.480141][ T2545] ? __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) [ 302.480145][ T2545] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 302.480147][ T2545] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 302.480150][ T2545] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 302.480153][ T2545] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 302.480157][ T2545] rtnl_newlink (net/core/rtnetlink.c:4215) [ 302.480161][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.480163][ T2545] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 302.480165][ T2545] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 302.480168][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.480171][ T2545] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 302.480175][ T2545] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 302.480178][ T2545] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 302.480181][ T2545] ? __kernel_text_address (kernel/extable.c:79) [ 302.480183][ T2545] ? write_profile (profile.c:?) [ 302.480185][ T2545] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 302.480187][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.480190][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.480192][ T2545] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 302.480197][ T2545] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 302.480199][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.480202][ T2545] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 302.480204][ T2545] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 302.480207][ T2545] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 302.480209][ T2545] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 302.480212][ T2545] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 302.480216][ T2545] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 302.480219][ T2545] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 302.480221][ T2545] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 302.480223][ T2545] ? netlink_ack (./include/linux/skbuff.h:2718) [ 302.480225][ T2545] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 302.480229][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.480232][ T2545] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 302.480235][ T2545] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 302.480239][ T2545] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 302.480241][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.480244][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.480246][ T2545] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 302.480249][ T2545] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 302.480252][ T2545] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 302.480255][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.480258][ T2545] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 302.480261][ T2545] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 302.480264][ T2545] ? copy_msghdr_from_user (net/socket.c:2650) [ 302.480267][ T2545] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 302.480269][ T2545] ? move_addr_to_kernel (net/socket.c:258) [ 302.480271][ T2545] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 302.480276][ T2545] ___sys_sendmsg (net/socket.c:2767) [ 302.480279][ T2545] ? copy_msghdr_from_user (net/socket.c:2619) [ 302.480287][ T2545] __sys_sendmsg (net/socket.c:2799) [ 302.480290][ T2545] ? __sys_sendmsg_sock (net/socket.c:2780) [ 302.480295][ T2545] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 302.480298][ T2545] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 302.480300][ T2545] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 302.480304][ T2545] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 302.480307][ T2545] RIP: 0033:0x7fef8b91c54e [ 302.480311][ T2545] 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 [ 302.480314][ T2545] RSP: 002b:00007fff9c692060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 302.480320][ T2545] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fef8b91c54e [ 302.480322][ T2545] RDX: 0000000000000000 RSI: 00007fff9c692110 RDI: 0000000000000005 [ 302.480323][ T2545] RBP: 00007fff9c692070 R08: 0000000000000000 R09: 0000000000000000 [ 302.480325][ T2545] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ca6 [ 302.480327][ T2545] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff9c6927d0 | [ 307.959725][ T2560] softirqs last disabled at (0): 0x0 | [ 307.959728][ T2560] Preemption disabled at: | [ 307.959729][ T2560] vprintk_emit (kernel/printk/printk.c:2471) | [ 307.959745][ T2560] Tainted: [W]=WARN [ 307.959746][ T2560] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 307.959749][ T2560] Call Trace: [ 307.959751][ T2560] [ 307.959752][ T2560] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 307.959759][ T2560] ? vprintk_emit (kernel/printk/printk.c:2471) [ 307.959762][ T2560] __might_resched.cold (kernel/sched/core.c:9234) [ 307.959767][ T2560] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 307.959772][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.959777][ T2560] __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)) [ 307.959781][ T2560] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 307.959785][ T2560] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 307.959790][ T2560] ? 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) [ 307.959793][ T2560] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 307.959796][ T2560] put_chars (drivers/char/virtio_console.c:1176) [ 307.959798][ T2560] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 307.959801][ T2560] ? __send_to_port (drivers/char/virtio_console.c:654) [ 307.959805][ T2560] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 307.959809][ T2560] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 307.959814][ T2560] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 307.959816][ T2560] ? 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) [ 307.959819][ T2560] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 307.959821][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.959824][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.959826][ T2560] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.959830][ T2560] console_emit_next_record (kernel/printk/printk.c:3183) [ 307.959834][ T2560] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 307.959837][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.959839][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.959842][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.959844][ T2560] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.959848][ T2560] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 307.959850][ T2560] console_flush_one_record (kernel/printk/printk.c:3268) [ 307.959854][ T2560] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 307.959858][ T2560] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 307.959861][ T2560] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.959863][ T2560] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 307.959866][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.959869][ T2560] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 307.959871][ T2560] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 307.959873][ T2560] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 307.959877][ T2560] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 307.959879][ T2560] ? vprintk_emit (kernel/printk/printk.c:2478) [ 307.959883][ T2560] vprintk_emit (kernel/printk/printk.c:2479) [ 307.959887][ T2560] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 307.959889][ T2560] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 307.959894][ T2560] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 307.959898][ T2560] _printk (kernel/printk/printk.c:2504) [ 307.959902][ T2560] ? snapshot_read.cold (user.c:?) [ 307.959905][ T2560] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 307.959909][ T2560] ? __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)) [ 307.959912][ T2560] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 307.959916][ T2560] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 307.959919][ T2560] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 307.959922][ T2560] ? netdev_notice (net/core/dev.c:13194) [ 307.959924][ T2560] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 307.959928][ T2560] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 307.959932][ T2560] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 307.959936][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.959939][ T2560] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 307.959943][ T2560] ? 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) [ 307.959947][ T2560] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 307.959951][ T2560] __dev_change_flags (net/core/dev.c:9821) [ 307.959956][ T2560] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 307.959959][ T2560] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 307.959962][ T2560] ? __kernel_text_address (kernel/extable.c:79) [ 307.959965][ T2560] ? write_profile (profile.c:?) [ 307.959968][ T2560] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 307.959972][ T2560] netif_change_flags (net/core/dev.c:9877) [ 307.959975][ T2560] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 307.959982][ T2560] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 307.959985][ T2560] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 307.959987][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.959990][ T2560] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 307.959995][ T2560] ? kasan_save_stack (mm/kasan/common.c:58) [ 307.959999][ T2560] ? kasan_save_stack (mm/kasan/common.c:57) [ 307.960002][ T2560] ? kasan_save_track (mm/kasan/common.c:78) [ 307.960004][ T2560] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 307.960007][ T2560] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 307.960009][ T2560] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 307.960011][ T2560] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 307.960013][ T2560] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 307.960015][ T2560] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 307.960017][ T2560] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 307.960019][ T2560] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 307.960021][ T2560] ? ___sys_sendmsg (net/socket.c:2767) [ 307.960024][ T2560] ? __sys_sendmsg (net/socket.c:2799) [ 307.960026][ T2560] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 307.960029][ T2560] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 307.960033][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.960036][ T2560] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.960038][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.960040][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.960043][ T2560] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 307.960046][ T2560] ? __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) [ 307.960048][ T2560] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 307.960050][ T2560] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 307.960053][ T2560] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 307.960057][ T2560] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 307.960060][ T2560] rtnl_newlink (net/core/rtnetlink.c:4215) [ 307.960063][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.960066][ T2560] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 307.960068][ T2560] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.960071][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.960074][ T2560] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 307.960078][ T2560] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 307.960081][ T2560] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 307.960083][ T2560] ? __kernel_text_address (kernel/extable.c:79) [ 307.960085][ T2560] ? write_profile (profile.c:?) [ 307.960087][ T2560] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 307.960089][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.960092][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.960094][ T2560] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 307.960098][ T2560] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.960101][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.960104][ T2560] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 307.960106][ T2560] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 307.960109][ T2560] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 307.960111][ T2560] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 307.960113][ T2560] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 307.960117][ T2560] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 307.960120][ T2560] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 307.960122][ T2560] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 307.960124][ T2560] ? netlink_ack (./include/linux/skbuff.h:2718) [ 307.960126][ T2560] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 307.960131][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.960134][ T2560] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 307.960137][ T2560] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 307.960140][ T2560] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 307.960143][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.960145][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.960148][ T2560] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 307.960151][ T2560] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 307.960154][ T2560] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 307.960157][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.960159][ T2560] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 307.960162][ T2560] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 307.960165][ T2560] ? copy_msghdr_from_user (net/socket.c:2650) [ 307.960167][ T2560] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 307.960170][ T2560] ? move_addr_to_kernel (net/socket.c:258) [ 307.960172][ T2560] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 307.960176][ T2560] ___sys_sendmsg (net/socket.c:2767) [ 307.960179][ T2560] ? copy_msghdr_from_user (net/socket.c:2619) [ 307.960187][ T2560] __sys_sendmsg (net/socket.c:2799) [ 307.960190][ T2560] ? __sys_sendmsg_sock (net/socket.c:2780) [ 307.960194][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 307.960198][ T2560] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 307.960199][ T2560] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 307.960203][ T2560] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 307.960206][ T2560] RIP: 0033:0x7fa44d5ae54e [ 307.960208][ T2560] 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 [ 307.960211][ T2560] RSP: 002b:00007fff72ceefa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 307.960216][ T2560] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa44d5ae54e [ 307.960218][ T2560] RDX: 0000000000000000 RSI: 00007fff72cef050 RDI: 0000000000000005 [ 307.960220][ T2560] RBP: 00007fff72ceefb0 R08: 0000000000000000 R09: 0000000000000000 [ 307.960221][ T2560] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917cac [ 307.960223][ T2560] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff72cef710 | [ 310.458133][ T2587] softirqs last disabled at (0): 0x0 | [ 310.458136][ T2587] Preemption disabled at: | [ 310.458137][ T2587] vprintk_emit (kernel/printk/printk.c:2471) | [ 310.458153][ T2587] Tainted: [W]=WARN [ 310.458154][ T2587] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 310.458156][ T2587] Call Trace: [ 310.458159][ T2587] [ 310.458160][ T2587] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 310.458167][ T2587] ? vprintk_emit (kernel/printk/printk.c:2471) [ 310.458170][ T2587] __might_resched.cold (kernel/sched/core.c:9234) [ 310.458175][ T2587] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 310.458178][ T2587] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 310.458182][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458187][ T2587] __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)) [ 310.458192][ T2587] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 310.458195][ T2587] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 310.458201][ T2587] ? 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) [ 310.458204][ T2587] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 310.458207][ T2587] put_chars (drivers/char/virtio_console.c:1176) [ 310.458210][ T2587] ? __send_to_port (drivers/char/virtio_console.c:654) [ 310.458213][ T2587] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 310.458217][ T2587] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 310.458222][ T2587] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 310.458224][ T2587] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 310.458228][ T2587] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 310.458230][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458233][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458237][ T2587] console_emit_next_record (kernel/printk/printk.c:3183) [ 310.458241][ T2587] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 310.458244][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458246][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458249][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458252][ T2587] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.458255][ T2587] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 310.458257][ T2587] console_flush_one_record (kernel/printk/printk.c:3268) [ 310.458261][ T2587] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 310.458265][ T2587] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 310.458268][ T2587] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.458270][ T2587] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 310.458273][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458275][ T2587] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 310.458278][ T2587] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 310.458280][ T2587] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 310.458283][ T2587] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 310.458286][ T2587] ? vprintk_emit (kernel/printk/printk.c:2478) [ 310.458289][ T2587] vprintk_emit (kernel/printk/printk.c:2479) [ 310.458293][ T2587] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 310.458296][ T2587] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 310.458299][ T2587] _printk (kernel/printk/printk.c:2504) [ 310.458304][ T2587] ? snapshot_read.cold (user.c:?) [ 310.458307][ T2587] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 310.458311][ T2587] ? __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)) [ 310.458314][ T2587] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 310.458318][ T2587] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 310.458321][ T2587] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 310.458324][ T2587] ? netdev_notice (net/core/dev.c:13194) [ 310.458326][ T2587] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 310.458331][ T2587] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 310.458334][ T2587] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 310.458338][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458341][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458344][ T2587] ? 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) [ 310.458348][ T2587] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 310.458352][ T2587] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 310.458355][ T2587] __dev_change_flags (net/core/dev.c:9834) [ 310.458360][ T2587] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 310.458366][ T2587] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 310.458369][ T2587] ? __kernel_text_address (kernel/extable.c:79) [ 310.458371][ T2587] ? write_profile (profile.c:?) [ 310.458375][ T2587] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 310.458379][ T2587] netif_change_flags (net/core/dev.c:9877) [ 310.458382][ T2587] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 310.458389][ T2587] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 310.458391][ T2587] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 310.458394][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458396][ T2587] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 310.458402][ T2587] ? kasan_save_stack (mm/kasan/common.c:58) [ 310.458406][ T2587] ? kasan_save_stack (mm/kasan/common.c:57) [ 310.458408][ T2587] ? kasan_save_track (mm/kasan/common.c:78) [ 310.458411][ T2587] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 310.458413][ T2587] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 310.458416][ T2587] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 310.458418][ T2587] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 310.458420][ T2587] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 310.458422][ T2587] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 310.458424][ T2587] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 310.458427][ T2587] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 310.458430][ T2587] ? ___sys_sendmsg (net/socket.c:2767) [ 310.458432][ T2587] ? __sys_sendmsg (net/socket.c:2799) [ 310.458435][ T2587] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 310.458438][ T2587] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 310.458442][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458445][ T2587] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.458447][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458450][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458452][ T2587] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 310.458456][ T2587] ? __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) [ 310.458459][ T2587] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 310.458461][ T2587] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 310.458464][ T2587] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 310.458467][ T2587] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 310.458471][ T2587] rtnl_newlink (net/core/rtnetlink.c:4215) [ 310.458475][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458477][ T2587] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 310.458479][ T2587] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.458481][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458485][ T2587] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 310.458489][ T2587] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 310.458492][ T2587] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 310.458495][ T2587] ? __kernel_text_address (kernel/extable.c:79) [ 310.458497][ T2587] ? write_profile (profile.c:?) [ 310.458499][ T2587] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 310.458502][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458504][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458506][ T2587] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 310.458511][ T2587] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.458513][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458516][ T2587] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 310.458518][ T2587] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 310.458522][ T2587] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 310.458524][ T2587] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 310.458526][ T2587] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 310.458531][ T2587] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 310.458534][ T2587] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 310.458536][ T2587] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 310.458538][ T2587] ? netlink_ack (./include/linux/skbuff.h:2718) [ 310.458541][ T2587] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 310.458545][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458547][ T2587] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 310.458550][ T2587] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 310.458554][ T2587] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 310.458557][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458559][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458562][ T2587] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 310.458565][ T2587] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 310.458568][ T2587] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 310.458571][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458574][ T2587] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 310.458577][ T2587] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 310.458580][ T2587] ? copy_msghdr_from_user (net/socket.c:2650) [ 310.458582][ T2587] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 310.458585][ T2587] ? move_addr_to_kernel (net/socket.c:258) [ 310.458587][ T2587] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 310.458592][ T2587] ___sys_sendmsg (net/socket.c:2767) [ 310.458594][ T2587] ? copy_msghdr_from_user (net/socket.c:2619) [ 310.458603][ T2587] __sys_sendmsg (net/socket.c:2799) [ 310.458606][ T2587] ? __sys_sendmsg_sock (net/socket.c:2780) [ 310.458610][ T2587] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 310.458614][ T2587] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 310.458616][ T2587] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 310.458619][ T2587] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 310.458622][ T2587] RIP: 0033:0x7fead35ef54e [ 310.458626][ T2587] 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 [ 310.458629][ T2587] RSP: 002b:00007ffc62052190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 310.458635][ T2587] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fead35ef54e [ 310.458637][ T2587] RDX: 0000000000000000 RSI: 00007ffc62052240 RDI: 0000000000000005 [ 310.458639][ T2587] RBP: 00007ffc620521a0 R08: 0000000000000000 R09: 0000000000000000 [ 310.458640][ T2587] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917cae [ 310.458642][ T2587] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc62052900 | [ 315.819970][ T2602] softirqs last disabled at (0): 0x0 | [ 315.819972][ T2602] Preemption disabled at: | [ 315.819973][ T2602] vprintk_emit (kernel/printk/printk.c:2471) | [ 315.819988][ T2602] Tainted: [W]=WARN [ 315.819990][ T2602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 315.819993][ T2602] Call Trace: [ 315.819994][ T2602] [ 315.819996][ T2602] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 315.820003][ T2602] ? vprintk_emit (kernel/printk/printk.c:2471) [ 315.820006][ T2602] __might_resched.cold (kernel/sched/core.c:9234) [ 315.820010][ T2602] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 315.820013][ T2602] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 315.820017][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820022][ T2602] __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)) [ 315.820026][ T2602] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 315.820029][ T2602] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 315.820035][ T2602] ? 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) [ 315.820037][ T2602] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 315.820041][ T2602] put_chars (drivers/char/virtio_console.c:1176) [ 315.820043][ T2602] ? __send_to_port (drivers/char/virtio_console.c:654) [ 315.820047][ T2602] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 315.820050][ T2602] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 315.820055][ T2602] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 315.820057][ T2602] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 315.820061][ T2602] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 315.820064][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820066][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820070][ T2602] console_emit_next_record (kernel/printk/printk.c:3183) [ 315.820074][ T2602] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 315.820077][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820080][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820082][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820085][ T2602] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 315.820088][ T2602] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 315.820091][ T2602] console_flush_one_record (kernel/printk/printk.c:3268) [ 315.820095][ T2602] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 315.820099][ T2602] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 315.820101][ T2602] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 315.820104][ T2602] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 315.820106][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820109][ T2602] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 315.820111][ T2602] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 315.820114][ T2602] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 315.820117][ T2602] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 315.820119][ T2602] ? vprintk_emit (kernel/printk/printk.c:2478) [ 315.820123][ T2602] vprintk_emit (kernel/printk/printk.c:2479) [ 315.820126][ T2602] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 315.820129][ T2602] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 315.820133][ T2602] _printk (kernel/printk/printk.c:2504) [ 315.820137][ T2602] ? snapshot_read.cold (user.c:?) [ 315.820140][ T2602] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 315.820144][ T2602] ? __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)) [ 315.820147][ T2602] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 315.820150][ T2602] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 315.820153][ T2602] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 315.820156][ T2602] ? netdev_notice (net/core/dev.c:13194) [ 315.820158][ T2602] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 315.820163][ T2602] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 315.820165][ T2602] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 315.820169][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820172][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820175][ T2602] ? 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) [ 315.820179][ T2602] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 315.820183][ T2602] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 315.820186][ T2602] __dev_change_flags (net/core/dev.c:9834) [ 315.820191][ T2602] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 315.820193][ T2602] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 315.820196][ T2602] ? __kernel_text_address (kernel/extable.c:79) [ 315.820199][ T2602] ? write_profile (profile.c:?) [ 315.820201][ T2602] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 315.820205][ T2602] netif_change_flags (net/core/dev.c:9877) [ 315.820208][ T2602] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 315.820215][ T2602] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 315.820217][ T2602] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 315.820219][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820222][ T2602] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 315.820227][ T2602] ? kasan_save_stack (mm/kasan/common.c:58) [ 315.820231][ T2602] ? kasan_save_stack (mm/kasan/common.c:57) [ 315.820234][ T2602] ? kasan_save_track (mm/kasan/common.c:78) [ 315.820236][ T2602] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 315.820238][ T2602] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 315.820241][ T2602] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 315.820243][ T2602] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 315.820245][ T2602] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 315.820247][ T2602] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 315.820249][ T2602] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 315.820252][ T2602] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 315.820255][ T2602] ? ___sys_sendmsg (net/socket.c:2767) [ 315.820257][ T2602] ? __sys_sendmsg (net/socket.c:2799) [ 315.820260][ T2602] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 315.820263][ T2602] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 315.820267][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820270][ T2602] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 315.820272][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820274][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820277][ T2602] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 315.820280][ T2602] ? __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) [ 315.820283][ T2602] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 315.820286][ T2602] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 315.820288][ T2602] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 315.820292][ T2602] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 315.820296][ T2602] rtnl_newlink (net/core/rtnetlink.c:4215) [ 315.820299][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820302][ T2602] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 315.820304][ T2602] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 315.820306][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820309][ T2602] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 315.820313][ T2602] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 315.820316][ T2602] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 315.820319][ T2602] ? __kernel_text_address (kernel/extable.c:79) [ 315.820321][ T2602] ? write_profile (profile.c:?) [ 315.820323][ T2602] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 315.820325][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820328][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820330][ T2602] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 315.820335][ T2602] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 315.820337][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820340][ T2602] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 315.820342][ T2602] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 315.820345][ T2602] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 315.820347][ T2602] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 315.820350][ T2602] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 315.820354][ T2602] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 315.820357][ T2602] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 315.820359][ T2602] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 315.820364][ T2602] ? netlink_ack (./include/linux/skbuff.h:2718) [ 315.820367][ T2602] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 315.820372][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820375][ T2602] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 315.820378][ T2602] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 315.820382][ T2602] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 315.820385][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820387][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820390][ T2602] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 315.820393][ T2602] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 315.820396][ T2602] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 315.820399][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820402][ T2602] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 315.820405][ T2602] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 315.820408][ T2602] ? copy_msghdr_from_user (net/socket.c:2650) [ 315.820411][ T2602] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 315.820413][ T2602] ? move_addr_to_kernel (net/socket.c:258) [ 315.820415][ T2602] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 315.820420][ T2602] ___sys_sendmsg (net/socket.c:2767) [ 315.820423][ T2602] ? copy_msghdr_from_user (net/socket.c:2619) [ 315.820432][ T2602] __sys_sendmsg (net/socket.c:2799) [ 315.820435][ T2602] ? __sys_sendmsg_sock (net/socket.c:2780) [ 315.820440][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 315.820443][ T2602] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 315.820445][ T2602] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 315.820448][ T2602] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 315.820451][ T2602] RIP: 0033:0x7f1de29b554e [ 315.820454][ T2602] 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 [ 315.820457][ T2602] RSP: 002b:00007ffd933965f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 315.820462][ T2602] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1de29b554e [ 315.820464][ T2602] RDX: 0000000000000000 RSI: 00007ffd933966a0 RDI: 0000000000000005 [ 315.820466][ T2602] RBP: 00007ffd93396600 R08: 0000000000000000 R09: 0000000000000000 [ 315.820468][ T2602] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917cb4 [ 315.820469][ T2602] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd93396d60 | [ 319.329003][ T66] softirqs last disabled at (22570): neigh_managed_work (./include/linux/spinlock.h:353 net/core/neighbour.c:1664) | [ 319.329008][ T66] Preemption disabled at: | [ 319.329008][ T66] vprintk_emit (kernel/printk/printk.c:2471) | [ 319.329020][ T66] Tainted: [W]=WARN [ 319.329021][ T66] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 319.329023][ T66] Workqueue: events netdev_work_proc [ 319.329028][ T66] Call Trace: [ 319.329030][ T66] [ 319.329031][ T66] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 319.329037][ T66] ? vprintk_emit (kernel/printk/printk.c:2471) [ 319.329039][ T66] __might_resched.cold (kernel/sched/core.c:9234) [ 319.329042][ T66] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 319.329045][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.329049][ T66] __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)) [ 319.329052][ T66] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 319.329055][ T66] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 319.329058][ T66] ? 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) [ 319.329060][ T66] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 319.329062][ T66] put_chars (drivers/char/virtio_console.c:1176) [ 319.329064][ T66] ? __send_to_port (drivers/char/virtio_console.c:654) [ 319.329066][ T66] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 319.329069][ T66] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 319.329072][ T66] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 319.329074][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.329075][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.329077][ T66] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 319.329079][ T66] console_emit_next_record (kernel/printk/printk.c:3183) [ 319.329082][ T66] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 319.329084][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.329086][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.329088][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.329089][ T66] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 319.329091][ T66] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 319.329093][ T66] console_flush_one_record (kernel/printk/printk.c:3268) [ 319.329096][ T66] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 319.329098][ T66] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 319.329100][ T66] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 319.329102][ T66] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 319.329104][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.329105][ T66] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 319.329107][ T66] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 319.329108][ T66] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 319.329111][ T66] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 319.329113][ T66] ? vprintk_emit (kernel/printk/printk.c:2478) [ 319.329115][ T66] vprintk_emit (kernel/printk/printk.c:2479) [ 319.329117][ T66] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 319.329119][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.329121][ T66] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 319.329123][ T66] _printk (kernel/printk/printk.c:2504) [ 319.329126][ T66] ? snapshot_read.cold (user.c:?) [ 319.329128][ T66] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 319.329131][ T66] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 319.329132][ T66] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 319.329135][ T66] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 319.329137][ T66] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 319.329139][ T66] ? netdev_notice (net/core/dev.c:13194) [ 319.329140][ T66] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 319.329143][ T66] ? 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) [ 319.329144][ T66] ? 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) [ 319.329148][ T66] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 319.329150][ T66] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 319.329153][ T66] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 319.329156][ T66] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 319.329157][ T66] ? 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) [ 319.329159][ T66] ? ref_tracker_free (lib/ref_tracker.c:339) [ 319.329163][ T66] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 319.329164][ T66] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 319.329165][ T66] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 319.329167][ T66] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 319.329169][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.329171][ T66] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 319.329174][ T66] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 319.329175][ T66] ? netdev_work_sched (net/core/netdev_work.c:82) [ 319.329177][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.329179][ T66] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 319.329180][ T66] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 319.329182][ T66] process_one_work (kernel/workqueue.c:3387) [ 319.329185][ T66] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 319.329187][ T66] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 319.329189][ T66] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 319.329192][ T66] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 319.329194][ T66] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 319.329196][ T66] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 319.329198][ T66] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 319.329200][ T66] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 319.329201][ T66] kthread (kernel/kthread.c:436) [ 319.329203][ T66] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 319.329204][ T66] ? kthread_affine_preferred (kernel/kthread.c:857) [ 319.329206][ T66] ret_from_fork (arch/x86/kernel/process.c:158) [ 319.329209][ T66] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 319.329211][ T66] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 319.329214][ T66] ? 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 do_softirq:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars dev_set_rx_mode:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record 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 netif_rx_mode_run:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print dev_uc_add:dev_uc_add:dump_stack_lvl:__kmalloc_noprof:put_chars neigh_managed_work:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars