====================================== | [ 9.313187][ T194] softirqs last disabled at (34476): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.313190][ T194] Preemption disabled at: | [ 9.313190][ T194] 0x0 | [ 9.313200][ T194] Tainted: [W]=WARN [ 9.313201][ T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.313203][ T194] Call Trace: [ 9.313204][ T194] [ 9.313206][ T194] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.313212][ T194] __might_resched.cold (kernel/sched/core.c:9234) [ 9.313217][ T194] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.313221][ T194] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.313226][ T194] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 9.313229][ T194] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.313235][ T194] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 9.313237][ T194] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.313240][ T194] put_chars (drivers/char/virtio_console.c:1176) [ 9.313243][ T194] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.313244][ T194] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.313250][ T194] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.313255][ T194] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.313261][ T194] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.313263][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.313266][ T194] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.313270][ T194] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.313274][ T194] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.313275][ T194] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 9.313279][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.313281][ T194] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.313285][ T194] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.313289][ T194] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.313291][ T194] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.313296][ T194] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.313299][ T194] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.313301][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.313303][ T194] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.313307][ T194] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.313309][ T194] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.313312][ T194] vprintk_emit (kernel/printk/printk.c:2479) [ 9.313316][ T194] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.313319][ T194] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.313323][ T194] _printk (kernel/printk/printk.c:2504) [ 9.313327][ T194] ? snapshot_read.cold (user.c:?) [ 9.313329][ T194] ? 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) [ 9.313332][ T194] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.313336][ T194] ? 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) [ 9.313338][ T194] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.313342][ T194] ? exit_notify (kernel/exit.c:780) [ 9.313344][ T194] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.313347][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.313351][ T194] do_group_exit (kernel/exit.c:1151) [ 9.313354][ T194] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.313356][ T194] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.313358][ T194] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.313361][ T194] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.313364][ T194] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.313366][ T194] RIP: 0033:0x7f03003411b8 [ 9.313369][ T194] Code: Unable to access opcode bytes at 0x7f030034118e. Code starting with the faulting instruction =========================================== [ 9.313370][ T194] RSP: 002b:00007fff4f9969f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.313372][ T194] RAX: ffffffffffffffda RBX: 00007f0300471f88 RCX: 00007f03003411b8 [ 9.313374][ T194] RDX: 00007f030008bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.313375][ T194] RBP: 00007fff4f996a50 R08: 0000000000000000 R09: 0000000000008010 [ 9.313375][ T194] R10: 00007fff4f996810 R11: 0000000000000246 R12: 0000000000000001 [ 9.313376][ T194] R13: 0000000000000000 R14: 00007f0300470680 R15: 00007f0300471fa0 | [ 14.959353][ T237] softirqs last disabled at (15910): 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)) | [ 14.959355][ T237] Preemption disabled at: | [ 14.959355][ 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)) | [ 14.959364][ T237] Tainted: [W]=WARN [ 14.959365][ T237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.959367][ T237] Call Trace: [ 14.959368][ T237] [ 14.959370][ T237] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.959376][ 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)) [ 14.959378][ T237] __might_resched.cold (kernel/sched/core.c:9234) [ 14.959382][ T237] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.959387][ 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) [ 14.959392][ 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)) [ 14.959394][ T237] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.959400][ 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) [ 14.959403][ T237] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.959406][ T237] put_chars (drivers/char/virtio_console.c:1176) [ 14.959409][ T237] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.959414][ T237] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 14.959417][ T237] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.959420][ T237] ? mark_usage (kernel/locking/lockdep.c:4690) [ 14.959422][ T237] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.959424][ T237] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.959428][ T237] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.959431][ T237] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 14.959434][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.959438][ T237] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.959442][ T237] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.959446][ T237] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.959448][ 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)) [ 14.959451][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.959453][ T237] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.959458][ T237] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.959462][ T237] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.959464][ T237] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.959469][ T237] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.959472][ T237] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.959474][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.959476][ T237] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.959480][ T237] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.959482][ T237] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.959485][ T237] vprintk_emit (kernel/printk/printk.c:2479) [ 14.959489][ T237] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.959491][ T237] ? ___sys_sendmsg (net/socket.c:2767) [ 14.959494][ T237] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.959497][ T237] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.959502][ T237] _printk (kernel/printk/printk.c:2504) [ 14.959506][ T237] ? snapshot_read.cold (user.c:?) [ 14.959511][ T237] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 14.959514][ T237] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 14.959518][ T237] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 14.959520][ T237] ? netdev_notice (net/core/dev.c:13194) [ 14.959523][ T237] ? kasan_save_track (mm/kasan/common.c:78) [ 14.959528][ T237] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 14.959530][ T237] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.959532][ 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)) [ 14.959535][ 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) [ 14.959539][ T237] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 14.959543][ T237] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 14.959546][ T237] dev_uc_add (net/core/dev_addr_lists.c:823) [ 14.959549][ T237] macvlan_open (drivers/net/macvlan.c:665) macvlan [ 14.959555][ T237] __dev_open (net/core/dev.c:1724) [ 14.959558][ T237] ? netif_state_change (./include/net/netdev_lock.h:30 (discriminator 1)) [ 14.959561][ T237] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 14.959565][ T237] __dev_change_flags (net/core/dev.c:9812) [ 14.959568][ T237] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 14.959571][ T237] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 14.959574][ T237] ? __kernel_text_address (kernel/extable.c:79) [ 14.959575][ T237] ? write_profile (profile.c:?) [ 14.959578][ T237] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 14.959583][ T237] netif_change_flags (net/core/dev.c:9877) [ 14.959587][ T237] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 14.959590][ T237] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 14.959592][ T237] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 14.959594][ T237] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 14.959596][ T237] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 14.959600][ T237] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.959603][ T237] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.959604][ T237] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.959607][ T237] ? kasan_save_stack (mm/kasan/common.c:58) [ 14.959609][ T237] ? kasan_save_stack (mm/kasan/common.c:57) [ 14.959611][ T237] ? kasan_save_track (mm/kasan/common.c:78) [ 14.959613][ T237] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.959615][ T237] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 14.959618][ T237] ? ___sys_sendmsg (net/socket.c:2757) [ 14.959622][ T237] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.959624][ T237] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 14.959627][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.959629][ T237] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.959631][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.959633][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.959635][ T237] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 14.959638][ 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) [ 14.959640][ T237] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 14.959643][ T237] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 14.959646][ T237] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 14.959652][ T237] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 14.959657][ T237] rtnl_newlink (net/core/rtnetlink.c:4215) [ 14.959663][ T237] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.959665][ T237] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.959669][ T237] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.959671][ T237] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.959673][ T237] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.959675][ T237] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.959679][ T237] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.959681][ T237] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 14.959684][ T237] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.959686][ T237] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.959690][ T237] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.959692][ T237] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.959696][ T237] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 14.959698][ T237] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.959701][ T237] ? netlink_ack (./include/linux/skbuff.h:2718) [ 14.959707][ 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)) [ 14.959709][ 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)) [ 14.959713][ T237] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 14.959717][ T237] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 14.959720][ T237] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.959724][ T237] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 14.959728][ T237] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 14.959732][ T237] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 14.959738][ T237] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 14.959740][ T237] ? copy_msghdr_from_user (net/socket.c:2650) [ 14.959743][ T237] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 14.959744][ T237] ? move_addr_to_kernel (net/socket.c:258) [ 14.959752][ T237] ___sys_sendmsg (net/socket.c:2767) [ 14.959755][ T237] ? copy_msghdr_from_user (net/socket.c:2619) [ 14.959772][ T237] __sys_sendmsg (net/socket.c:2799) [ 14.959775][ T237] ? __sys_sendmsg_sock (net/socket.c:2780) [ 14.959781][ T237] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.959785][ T237] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.959787][ T237] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.959790][ T237] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.959792][ T237] RIP: 0033:0x7fc57457954e [ 14.959795][ 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 [ 14.959797][ T237] RSP: 002b:00007ffc04b2cee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.959799][ T237] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc57457954e [ 14.959801][ T237] RDX: 0000000000000000 RSI: 00007ffc04b2cf90 RDI: 0000000000000005 [ 14.959802][ T237] RBP: 00007ffc04b2cef0 R08: 0000000000000000 R09: 0000000000000000 [ 14.959803][ T237] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912667 [ 14.959803][ T237] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc04b2d650 | [ 40.821148][ T361] softirqs last disabled at (25912): dev_set_rx_mode (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1392 (discriminator 2)) | [ 40.821150][ T361] Preemption disabled at: | [ 40.821151][ T361] vprintk_emit (kernel/printk/printk.c:2471) | [ 40.821160][ T361] Tainted: [W]=WARN [ 40.821161][ T361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.821163][ T361] Call Trace: [ 40.821165][ T361] [ 40.821166][ T361] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 40.821172][ T361] ? vprintk_emit (kernel/printk/printk.c:2471) [ 40.821175][ T361] __might_resched.cold (kernel/sched/core.c:9234) [ 40.821179][ T361] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.821184][ T361] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 40.821189][ T361] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 40.821191][ T361] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.821197][ T361] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 40.821199][ T361] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.821203][ T361] put_chars (drivers/char/virtio_console.c:1176) [ 40.821205][ T361] ? __send_to_port (drivers/char/virtio_console.c:654) [ 40.821209][ T361] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 40.821213][ T361] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 40.821216][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.821221][ T361] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 40.821223][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.821230][ T361] console_emit_next_record (kernel/printk/printk.c:3183) [ 40.821233][ T361] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 40.821235][ T361] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 40.821239][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.821241][ T361] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.821245][ T361] console_flush_one_record (kernel/printk/printk.c:3268) [ 40.821249][ T361] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 40.821251][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.821256][ T361] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 40.821259][ T361] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 40.821261][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.821263][ T361] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 40.821267][ T361] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 40.821269][ T361] ? vprintk_emit (kernel/printk/printk.c:2478) [ 40.821272][ T361] vprintk_emit (kernel/printk/printk.c:2479) [ 40.821275][ T361] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 40.821278][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.821280][ T361] ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924) [ 40.821284][ T361] _printk (kernel/printk/printk.c:2504) [ 40.821287][ T361] ? snapshot_read.cold (user.c:?) [ 40.821289][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.821292][ T361] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 40.821294][ T361] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 40.821296][ T361] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 40.821300][ T361] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 40.821303][ T361] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 40.821306][ T361] ? netdev_notice (net/core/dev.c:13194) [ 40.821309][ T361] ? dev_set_rx_mode (./include/linux/netdevice.h:5009 (discriminator 1) net/core/dev_addr_lists.c:1392 (discriminator 1)) [ 40.821311][ T361] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 40.821313][ T361] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.821317][ T361] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 40.821320][ T361] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 40.821324][ T361] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 40.821327][ T361] __dev_change_flags (net/core/dev.c:9834) [ 40.821330][ T361] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 40.821333][ T361] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 40.821335][ T361] ? __kernel_text_address (kernel/extable.c:79) [ 40.821337][ T361] ? write_profile (profile.c:?) [ 40.821339][ T361] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 40.821344][ T361] netif_change_flags (net/core/dev.c:9877) [ 40.821347][ T361] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 40.821351][ T361] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 40.821353][ T361] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 40.821355][ T361] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 40.821357][ T361] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 40.821360][ T361] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 40.821363][ T361] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 40.821364][ T361] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 40.821367][ T361] ? kasan_save_stack (mm/kasan/common.c:58) [ 40.821370][ T361] ? kasan_save_stack (mm/kasan/common.c:57) [ 40.821372][ T361] ? kasan_save_track (mm/kasan/common.c:78) [ 40.821374][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.821376][ T361] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 40.821379][ T361] ? ___sys_sendmsg (net/socket.c:2757) [ 40.821384][ T361] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 40.821385][ T361] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 40.821388][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.821390][ T361] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.821392][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.821394][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.821396][ T361] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 40.821399][ T361] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 40.821402][ T361] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 40.821404][ T361] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 40.821407][ T361] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 40.821412][ T361] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 40.821418][ T361] rtnl_newlink (net/core/rtnetlink.c:4215) [ 40.821423][ T361] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 40.821425][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.821429][ T361] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 40.821431][ T361] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.821433][ T361] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 40.821435][ T361] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 40.821439][ T361] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 40.821441][ T361] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 40.821444][ T361] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.821445][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.821450][ T361] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 40.821451][ T361] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 40.821455][ T361] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 40.821457][ T361] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 40.821460][ T361] ? netlink_ack (./include/linux/skbuff.h:2718) [ 40.821466][ T361] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 40.821467][ T361] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 40.821471][ T361] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 40.821475][ T361] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 40.821478][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.821482][ T361] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 40.821486][ T361] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 40.821489][ T361] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 40.821495][ T361] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 40.821497][ T361] ? copy_msghdr_from_user (net/socket.c:2650) [ 40.821500][ T361] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 40.821501][ T361] ? move_addr_to_kernel (net/socket.c:258) [ 40.821509][ T361] ___sys_sendmsg (net/socket.c:2767) [ 40.821511][ T361] ? copy_msghdr_from_user (net/socket.c:2619) [ 40.821527][ T361] __sys_sendmsg (net/socket.c:2799) [ 40.821530][ T361] ? __sys_sendmsg_sock (net/socket.c:2780) [ 40.821536][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.821540][ T361] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 40.821542][ T361] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 40.821545][ T361] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.821548][ T361] RIP: 0033:0x7f55e9f0e54e [ 40.821552][ T361] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 40.821553][ T361] RSP: 002b:00007ffe6124e940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 40.821556][ T361] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f55e9f0e54e [ 40.821557][ T361] RDX: 0000000000000000 RSI: 00007ffe6124e9f0 RDI: 0000000000000005 [ 40.821558][ T361] RBP: 00007ffe6124e950 R08: 0000000000000000 R09: 0000000000000000 [ 40.821559][ T361] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912681 [ 40.821560][ T361] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe6124f0b0 | [ 46.376123][ T376] softirqs last disabled at (20072): dev_set_rx_mode (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1392 (discriminator 2)) | [ 46.376127][ T376] Preemption disabled at: | [ 46.376128][ T376] vprintk_emit (kernel/printk/printk.c:2471) | [ 46.376140][ T376] Tainted: [W]=WARN [ 46.376142][ T376] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.376144][ T376] Call Trace: [ 46.376146][ T376] [ 46.376148][ T376] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 46.376156][ T376] ? vprintk_emit (kernel/printk/printk.c:2471) [ 46.376159][ T376] __might_resched.cold (kernel/sched/core.c:9234) [ 46.376165][ T376] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 46.376171][ T376] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 46.376179][ T376] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 46.376182][ T376] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 46.376191][ T376] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 46.376195][ T376] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 46.376200][ T376] put_chars (drivers/char/virtio_console.c:1176) [ 46.376204][ T376] ? __send_to_port (drivers/char/virtio_console.c:654) [ 46.376206][ T376] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 46.376213][ T376] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 46.376217][ T376] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 46.376225][ T376] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 46.376228][ T376] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.376237][ T376] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 46.376241][ T376] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.376249][ T376] console_emit_next_record (kernel/printk/printk.c:3183) [ 46.376255][ T376] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 46.376258][ T376] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 46.376263][ T376] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.376266][ T376] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.376273][ T376] console_flush_one_record (kernel/printk/printk.c:3268) [ 46.376279][ T376] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 46.376282][ T376] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.376291][ T376] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 46.376295][ T376] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 46.376298][ T376] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.376302][ T376] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 46.376307][ T376] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 46.376310][ T376] ? vprintk_emit (kernel/printk/printk.c:2478) [ 46.376315][ T376] vprintk_emit (kernel/printk/printk.c:2479) [ 46.376321][ T376] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 46.376326][ T376] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.376328][ T376] ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924) [ 46.376334][ T376] _printk (kernel/printk/printk.c:2504) [ 46.376339][ T376] ? snapshot_read.cold (user.c:?) [ 46.376342][ T376] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.376347][ T376] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 46.376350][ T376] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 46.376352][ T376] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 46.376357][ T376] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 46.376364][ T376] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 46.376367][ T376] ? netdev_notice (net/core/dev.c:13194) [ 46.376374][ T376] ? dev_set_rx_mode (./include/linux/netdevice.h:5009 (discriminator 1) net/core/dev_addr_lists.c:1392 (discriminator 1)) [ 46.376378][ T376] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 46.376380][ T376] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 46.376386][ T376] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 46.376392][ T376] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 46.376398][ T376] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 46.376402][ T376] __dev_change_flags (net/core/dev.c:9834) [ 46.376408][ T376] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 46.376411][ T376] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 46.376415][ T376] ? __kernel_text_address (kernel/extable.c:79) [ 46.376417][ T376] ? write_profile (profile.c:?) [ 46.376420][ T376] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 46.376428][ T376] netif_change_flags (net/core/dev.c:9877) [ 46.376434][ T376] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 46.376441][ T376] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 46.376444][ T376] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 46.376446][ T376] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 46.376449][ T376] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 46.376454][ T376] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 46.376458][ T376] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 46.376460][ T376] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 46.376465][ T376] ? kasan_save_stack (mm/kasan/common.c:58) [ 46.376469][ T376] ? kasan_save_stack (mm/kasan/common.c:57) [ 46.376471][ T376] ? kasan_save_track (mm/kasan/common.c:78) [ 46.376475][ T376] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.376478][ T376] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 46.376483][ T376] ? ___sys_sendmsg (net/socket.c:2757) [ 46.376489][ T376] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 46.376493][ T376] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 46.376497][ T376] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.376501][ T376] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.376503][ T376] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.376506][ T376] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.376510][ T376] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 46.376514][ T376] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 46.376518][ T376] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 46.376522][ T376] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 46.376527][ T376] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 46.376537][ T376] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 46.376546][ T376] rtnl_newlink (net/core/rtnetlink.c:4215) [ 46.376555][ T376] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 46.376558][ T376] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.376566][ T376] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 46.376569][ T376] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 46.376572][ T376] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 46.376575][ T376] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 46.376581][ T376] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 46.376584][ T376] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 46.376590][ T376] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 46.376592][ T376] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.376600][ T376] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 46.376602][ T376] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 46.376609][ T376] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 46.376612][ T376] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 46.376617][ T376] ? netlink_ack (./include/linux/skbuff.h:2718) [ 46.376627][ T376] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 46.376630][ T376] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 46.376637][ T376] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 46.376643][ T376] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 46.376647][ T376] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 46.376654][ T376] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 46.376661][ T376] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 46.376668][ T376] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 46.376676][ T376] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 46.376679][ T376] ? copy_msghdr_from_user (net/socket.c:2650) [ 46.376683][ T376] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 46.376685][ T376] ? move_addr_to_kernel (net/socket.c:258) [ 46.376699][ T376] ___sys_sendmsg (net/socket.c:2767) [ 46.376703][ T376] ? copy_msghdr_from_user (net/socket.c:2619) [ 46.376733][ T376] __sys_sendmsg (net/socket.c:2799) [ 46.376737][ T376] ? __sys_sendmsg_sock (net/socket.c:2780) [ 46.376749][ T376] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.376755][ T376] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 46.376758][ T376] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 46.376763][ T376] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 46.376767][ T376] RIP: 0033:0x7f6dd48c554e [ 46.376772][ T376] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 46.376775][ T376] RSP: 002b:00007ffc2de2da50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 46.376779][ T376] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6dd48c554e [ 46.376781][ T376] RDX: 0000000000000000 RSI: 00007ffc2de2db00 RDI: 0000000000000005 [ 46.376782][ T376] RBP: 00007ffc2de2da60 R08: 0000000000000000 R09: 0000000000000000 [ 46.376784][ T376] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912686 [ 46.376785][ T376] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc2de2e1c0 | [ 56.182376][ T571] softirqs last disabled at (14198): 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)) | [ 56.182378][ T571] Preemption disabled at: | [ 56.182379][ T571] 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)) | [ 56.182388][ T571] Tainted: [W]=WARN [ 56.182389][ T571] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 56.182391][ T571] Call Trace: [ 56.182393][ T571] [ 56.182395][ T571] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 56.182401][ T571] ? 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)) [ 56.182402][ T571] __might_resched.cold (kernel/sched/core.c:9234) [ 56.182407][ T571] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 56.182412][ T571] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 56.182417][ T571] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 56.182419][ T571] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 56.182425][ T571] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 56.182428][ T571] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 56.182431][ T571] put_chars (drivers/char/virtio_console.c:1176) [ 56.182433][ T571] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 56.182436][ T571] ? __send_to_port (drivers/char/virtio_console.c:654) [ 56.182439][ T571] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 56.182443][ T571] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 56.182447][ T571] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 56.182450][ T571] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.182452][ T571] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.182457][ T571] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 56.182458][ T571] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 56.182461][ T571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.182464][ T571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 56.182468][ T571] console_emit_next_record (kernel/printk/printk.c:3183) [ 56.182472][ T571] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 56.182474][ T571] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 56.182478][ T571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.182480][ T571] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 56.182484][ T571] console_flush_one_record (kernel/printk/printk.c:3268) [ 56.182489][ T571] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 56.182491][ T571] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.182496][ T571] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 56.182499][ T571] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 56.182501][ T571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.182504][ T571] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 56.182507][ T571] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 56.182509][ T571] ? vprintk_emit (kernel/printk/printk.c:2478) [ 56.182513][ T571] vprintk_emit (kernel/printk/printk.c:2479) [ 56.182517][ T571] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 56.182519][ T571] ? kvfree_call_rcu (mm/slab_common.c:2050) [ 56.182522][ T571] ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842) [ 56.182524][ T571] ? macvlan_stop (drivers/net/macvlan.c:727) macvlan [ 56.182526][ T571] ? __dev_close_many (net/core/dev.c:1798) [ 56.182528][ T571] ? netif_close_many (net/core/dev.c:1824) [ 56.182530][ T571] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 56.182532][ T571] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 56.182537][ T571] _printk (kernel/printk/printk.c:2504) [ 56.182541][ T571] ? snapshot_read.cold (user.c:?) [ 56.182545][ T571] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 56.182549][ T571] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 56.182553][ T571] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 56.182555][ T571] ? netdev_notice (net/core/dev.c:13194) [ 56.182557][ T571] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 56.182561][ T571] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 56.182564][ T571] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 56.182568][ T571] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 56.182572][ T571] ? 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) [ 56.182576][ T571] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 56.182580][ T571] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 56.182583][ T571] dev_uc_del (net/core/dev_addr_lists.c:845) [ 56.182585][ T571] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 56.182588][ T571] macvlan_stop (drivers/net/macvlan.c:727) macvlan [ 56.182591][ T571] __dev_close_many (net/core/dev.c:1798) [ 56.182594][ T571] ? netif_open (net/core/dev.c:1755) [ 56.182598][ T571] ? netif_close_many (net/core/dev.c:1824) [ 56.182602][ T571] netif_close_many (net/core/dev.c:1824) [ 56.182605][ T571] ? notifier_call_chain (kernel/notifier.c:85) [ 56.182608][ T571] ? __dev_close_many (net/core/dev.c:1804) [ 56.182611][ T571] ? netif_close_many_and_unlock (net/core/dev.c:12411) [ 56.182616][ T571] unregister_netdevice_many_notify (net/core/dev.c:12487) [ 56.182620][ T571] ? unregister_netdevice_queue (net/core/dev.c:12378 (discriminator 1)) [ 56.182622][ T571] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 56.182626][ T571] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 56.182629][ T571] ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3)) [ 56.182631][ T571] ? unregister_netdevice_many (net/core/dev.c:12589) [ 56.182635][ T571] ? netdev_upper_dev_unlink (net/core/dev.c:9114) [ 56.182638][ T571] ? __netdev_upper_dev_unlink (net/core/dev.c:9096) [ 56.182642][ T571] rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694) [ 56.182645][ T571] ? mark_usage (kernel/locking/lockdep.c:4690) [ 56.182647][ T571] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.182649][ T571] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.182651][ T571] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 56.182675][ T571] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 56.182677][ T571] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 56.182679][ T571] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 56.182681][ T571] ? mark_usage (kernel/locking/lockdep.c:4690) [ 56.182684][ T571] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.182688][ T571] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 56.182690][ T571] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 56.182692][ T571] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 56.182695][ T571] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 56.182699][ T571] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 56.182702][ T571] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 56.182705][ T571] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 56.182707][ T571] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.182711][ T571] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 56.182713][ T571] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 56.182717][ T571] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 56.182719][ T571] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 56.182722][ T571] ? netlink_ack (./include/linux/skbuff.h:2718) [ 56.182728][ T571] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 56.182730][ T571] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 56.182734][ T571] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 56.182738][ T571] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 56.182741][ T571] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 56.182745][ T571] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 56.182749][ T571] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 56.182753][ T571] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 56.182758][ T571] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 56.182761][ T571] ? copy_msghdr_from_user (net/socket.c:2650) [ 56.182763][ T571] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 56.182765][ T571] ? move_addr_to_kernel (net/socket.c:258) [ 56.182773][ T571] ___sys_sendmsg (net/socket.c:2767) [ 56.182776][ T571] ? copy_msghdr_from_user (net/socket.c:2619) [ 56.182792][ T571] __sys_sendmsg (net/socket.c:2799) [ 56.182796][ T571] ? __sys_sendmsg_sock (net/socket.c:2780) [ 56.182802][ T571] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 56.182806][ T571] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 56.182808][ T571] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 56.182811][ T571] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 56.182814][ T571] RIP: 0033:0x7f364a7d354e [ 56.182817][ T571] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 56.182819][ T571] RSP: 002b:00007ffd3481ba30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 56.182822][ T571] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f364a7d354e [ 56.182823][ T571] RDX: 0000000000000000 RSI: 00007ffd3481bae0 RDI: 0000000000000005 [ 56.182824][ T571] RBP: 00007ffd3481ba40 R08: 0000000000000000 R09: 0000000000000000 [ 56.182825][ T571] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912690 [ 56.182825][ T571] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd3481c1a0 | [ 57.262437][ T611] softirqs last disabled at (20806): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 57.262439][ T611] Preemption disabled at: | [ 57.262440][ T611] vprintk_emit (kernel/printk/printk.c:2471) | [ 57.262450][ T611] Tainted: [W]=WARN [ 57.262451][ T611] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 57.262452][ T611] Call Trace: [ 57.262454][ T611] [ 57.262456][ T611] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 57.262462][ T611] ? vprintk_emit (kernel/printk/printk.c:2471) [ 57.262464][ T611] __might_resched.cold (kernel/sched/core.c:9234) [ 57.262469][ T611] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 57.262473][ 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) [ 57.262478][ 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)) [ 57.262481][ T611] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 57.262486][ 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) [ 57.262489][ T611] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 57.262492][ T611] put_chars (drivers/char/virtio_console.c:1176) [ 57.262494][ T611] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 57.262498][ T611] ? __send_to_port (drivers/char/virtio_console.c:654) [ 57.262502][ T611] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 57.262507][ T611] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 57.262509][ T611] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 57.262513][ T611] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 57.262516][ T611] ? mark_usage (kernel/locking/lockdep.c:4690) [ 57.262518][ T611] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 57.262519][ T611] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 57.262523][ T611] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 57.262525][ T611] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 57.262528][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.262531][ T611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 57.262535][ T611] console_emit_next_record (kernel/printk/printk.c:3183) [ 57.262538][ T611] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 57.262540][ 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)) [ 57.262543][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.262546][ T611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 57.262550][ T611] console_flush_one_record (kernel/printk/printk.c:3268) [ 57.262554][ T611] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 57.262556][ T611] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 57.262561][ T611] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 57.262565][ T611] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 57.262568][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.262571][ T611] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 57.262575][ T611] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 57.262576][ T611] ? vprintk_emit (kernel/printk/printk.c:2478) [ 57.262580][ T611] vprintk_emit (kernel/printk/printk.c:2479) [ 57.262584][ T611] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 57.262586][ T611] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 57.262588][ T611] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 57.262592][ T611] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 57.262596][ T611] _printk (kernel/printk/printk.c:2504) [ 57.262599][ T611] ? snapshot_read.cold (user.c:?) [ 57.262603][ T611] ? br_multicast_flood (??:?) bridge [ 57.262619][ T611] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 57.262621][ T611] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 57.262623][ T611] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 57.262627][ T611] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 57.262638][ T611] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 57.262646][ T611] new_nbp (net/bridge/br_if.c:449) bridge [ 57.262656][ T611] br_add_if (net/bridge/br_if.c:592) bridge [ 57.262663][ T611] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 57.262668][ T611] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 57.262673][ T611] ? __kernel_text_address (kernel/extable.c:79) [ 57.262677][ T611] do_set_master (net/core/rtnetlink.c:3071) [ 57.262682][ T611] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 57.262685][ T611] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 57.262688][ T611] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 57.262690][ T611] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 57.262692][ T611] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 57.262695][ T611] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 57.262698][ T611] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 57.262700][ T611] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 57.262703][ T611] ? kasan_save_stack (mm/kasan/common.c:58) [ 57.262706][ T611] ? kasan_save_stack (mm/kasan/common.c:57) [ 57.262707][ T611] ? kasan_save_track (mm/kasan/common.c:78) [ 57.262710][ T611] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 57.262712][ T611] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 57.262715][ T611] ? ___sys_sendmsg (net/socket.c:2757) [ 57.262720][ T611] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 57.262722][ T611] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 57.262725][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.262727][ T611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 57.262729][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.262730][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.262733][ T611] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 57.262736][ 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) [ 57.262738][ T611] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 57.262741][ T611] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 57.262747][ T611] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 57.262749][ T611] ? nla_get_range_signed (lib/nlattr.c:270) [ 57.262754][ T611] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 57.262759][ T611] rtnl_newlink (net/core/rtnetlink.c:4215) [ 57.262765][ T611] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 57.262767][ T611] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 57.262771][ T611] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 57.262773][ T611] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 57.262775][ T611] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 57.262777][ T611] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 57.262781][ T611] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 57.262783][ T611] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 57.262786][ T611] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 57.262787][ T611] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 57.262792][ T611] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 57.262793][ T611] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 57.262797][ T611] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 57.262799][ T611] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 57.262802][ T611] ? netlink_ack (./include/linux/skbuff.h:2718) [ 57.262808][ 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)) [ 57.262809][ 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)) [ 57.262816][ T611] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 57.262821][ T611] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 57.262824][ T611] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 57.262828][ T611] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 57.262832][ T611] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 57.262835][ T611] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 57.262841][ T611] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 57.262843][ T611] ? copy_msghdr_from_user (net/socket.c:2650) [ 57.262845][ T611] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 57.262847][ T611] ? move_addr_to_kernel (net/socket.c:258) [ 57.262854][ T611] ___sys_sendmsg (net/socket.c:2767) [ 57.262857][ T611] ? copy_msghdr_from_user (net/socket.c:2619) [ 57.262876][ T611] __sys_sendmsg (net/socket.c:2799) [ 57.262880][ T611] ? __sys_sendmsg_sock (net/socket.c:2780) [ 57.262886][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 57.262890][ T611] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 57.262892][ T611] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 57.262895][ T611] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 57.262897][ T611] RIP: 0033:0x7f99c9b4354e [ 57.262900][ 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 [ 57.262902][ T611] RSP: 002b:00007ffe39d30950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 57.262905][ T611] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f99c9b4354e [ 57.262907][ T611] RDX: 0000000000000000 RSI: 00007ffe39d30a00 RDI: 0000000000000005 [ 57.262908][ T611] RBP: 00007ffe39d30960 R08: 0000000000000000 R09: 0000000000000000 [ 57.262908][ T611] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912691 [ 57.262909][ T611] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe39d310c0 | [ 72.556216][ C3] softirqs last disabled at (1550523): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 72.556218][ C3] Preemption disabled at: | [ 72.556219][ C3] 0x0 | [ 72.556237][ C3] Tainted: [W]=WARN [ 72.556238][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.556240][ C3] Call Trace: [ 72.556242][ C3] [ 72.556244][ C3] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 72.556251][ C3] __might_resched.cold (kernel/sched/core.c:9234) [ 72.556255][ C3] ? br_handle_frame_finish (net/bridge/br_input.c:235) bridge [ 72.556270][ C3] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 72.556274][ C3] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 72.556277][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.556281][ C3] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 72.556285][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 72.556289][ C3] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 72.556293][ C3] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 72.556294][ C3] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 72.556296][ C3] put_chars (drivers/char/virtio_console.c:1176) [ 72.556298][ C3] ? __send_to_port (drivers/char/virtio_console.c:654) [ 72.556300][ C3] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 72.556303][ C3] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 72.556307][ C3] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 72.556308][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.556310][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.556312][ C3] console_emit_next_record (kernel/printk/printk.c:3183) [ 72.556315][ C3] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 72.556318][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.556320][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.556323][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.556325][ C3] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 72.556326][ C3] console_flush_one_record (kernel/printk/printk.c:3268) [ 72.556329][ C3] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 72.556332][ C3] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 72.556333][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.556335][ C3] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 72.556337][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.556338][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 72.556340][ C3] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 72.556341][ C3] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 72.556343][ C3] ? vprintk_emit (kernel/printk/printk.c:2478) [ 72.556345][ C3] vprintk_emit (kernel/printk/printk.c:2479) [ 72.556348][ C3] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 72.556350][ C3] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.556358][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 72.556359][ C3] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.556366][ C3] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.556371][ C3] ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934) [ 72.556375][ C3] _printk (kernel/printk/printk.c:2504) [ 72.556378][ C3] ? snapshot_read.cold (user.c:?) [ 72.556380][ C3] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 72.556386][ C3] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 72.556389][ C3] ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723) [ 72.556391][ C3] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1)) [ 72.556394][ C3] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 72.556397][ C3] mark_lock (kernel/locking/lockdep.c:4769) [ 72.556398][ C3] mark_usage (kernel/locking/lockdep.c:4658) [ 72.556400][ C3] __lock_acquire (kernel/locking/lockdep.c:5208) [ 72.556402][ C3] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 72.556404][ C3] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.556410][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.556412][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.556414][ C3] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.556420][ C3] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 72.556422][ C3] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.556429][ C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.556437][ C3] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.556445][ C3] call_timer_fn (kernel/time/timer.c:1748) [ 72.556448][ C3] ? detach_if_pending (./include/linux/list.h:1159) [ 72.556450][ C3] ? debug_object_active_state (lib/debugobjects.c:1122) [ 72.556453][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 72.556455][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 72.556457][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.556459][ C3] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 72.556461][ C3] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.556468][ C3] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 72.556470][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 72.556473][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 72.556475][ C3] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 72.556477][ C3] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 72.556479][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 72.556481][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.556483][ C3] handle_softirqs (kernel/softirq.c:645) [ 72.556485][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 72.556486][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 72.556489][ C3] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 72.556492][ C3] irq_exit_rcu (kernel/softirq.c:784) [ 72.556494][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 72.556497][ C3] [ 72.556498][ C3] [ 72.556498][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 72.556500][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 72.556503][ C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 72.556506][ C3] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 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 e2 f5 01 mov 0x1f5e294(%rip),%rdi # 0x1f5e29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 a3 95 00 sub 0x95a358(%rip),%rax # 0x95a36b 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 96 11 00 verw 0x119613(%rip) # 0x11963b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 72.556507][ C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282 [ 72.556511][ C3] RAX: 000000000017a8b9 RBX: ff11000001c88040 RCX: ffffffffaaaf0307 [ 72.556512][ C3] RDX: ff11000001c88040 RSI: ffffffffad838b01 RDI: ffffffffad28d8e0 [ 72.556513][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 72.556514][ C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3 [ 72.556515][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 72.556516][ C3] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 72.556519][ C3] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 72.556521][ C3] default_idle_call (kernel/sched/idle.c:122) [ 72.556523][ C3] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 72.556525][ C3] ? arch_cpu_idle_exit+0x40/0x40 [ 72.556526][ C3] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 72.556529][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.556531][ C3] do_idle (kernel/sched/idle.c:355) [ 72.556532][ C3] cpu_startup_entry (kernel/sched/idle.c:454) [ 72.556534][ C3] start_secondary (arch/x86/kernel/smpboot.c:312) [ 72.556536][ C3] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 72.556538][ C3] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 72.618277][ C3] | [ 72.618351][ C3] | [ 72.618351][ C3] stack backtrace: | [ 72.618579][ C3] Tainted: [W]=WARN [ 72.618580][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 72.618581][ C3] Call Trace: [ 72.618582][ C3] [ 72.618584][ C3] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 72.618589][ C3] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 72.618591][ C3] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 72.618594][ C3] mark_lock (kernel/locking/lockdep.c:4769) [ 72.618596][ C3] mark_usage (kernel/locking/lockdep.c:4658) [ 72.618598][ C3] __lock_acquire (kernel/locking/lockdep.c:5208) [ 72.618600][ C3] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 72.618602][ C3] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.618615][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.618618][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 72.618620][ C3] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.618626][ C3] _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1)) [ 72.618628][ C3] ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.618635][ C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge [ 72.618641][ C3] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.618647][ C3] call_timer_fn (kernel/time/timer.c:1748) [ 72.618650][ C3] ? detach_if_pending (./include/linux/list.h:1159) [ 72.618651][ C3] ? debug_object_active_state (lib/debugobjects.c:1122) [ 72.618655][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 72.618658][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 72.618661][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.618664][ C3] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 72.618667][ C3] ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge [ 72.618676][ C3] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 72.618678][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 72.618680][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 72.618683][ C3] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 72.618685][ C3] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 72.618686][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 72.618689][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.618691][ C3] handle_softirqs (kernel/softirq.c:645) [ 72.618693][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 72.618694][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 72.618696][ C3] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 72.618698][ C3] irq_exit_rcu (kernel/softirq.c:784) [ 72.618699][ C3] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 72.618701][ C3] [ 72.618702][ C3] [ 72.618703][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 72.618704][ C3] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 72.618706][ C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 72.618708][ C3] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 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 e2 f5 01 mov 0x1f5e294(%rip),%rdi # 0x1f5e29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 a3 95 00 sub 0x95a358(%rip),%rax # 0x95a36b 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 96 11 00 verw 0x119613(%rip) # 0x11963b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 72.618710][ C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282 [ 72.618713][ C3] RAX: 000000000017a8b9 RBX: ff11000001c88040 RCX: ffffffffaaaf0307 [ 72.618714][ C3] RDX: ff11000001c88040 RSI: ffffffffad838b01 RDI: ffffffffad28d8e0 [ 72.618715][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 72.618717][ C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3 [ 72.618718][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 72.618721][ C3] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 72.618724][ C3] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 72.618727][ C3] default_idle_call (kernel/sched/idle.c:122) [ 72.618729][ C3] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 72.618731][ C3] ? arch_cpu_idle_exit+0x40/0x40 [ 72.618732][ C3] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 72.618734][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 72.618736][ C3] do_idle (kernel/sched/idle.c:355) [ 72.618738][ C3] cpu_startup_entry (kernel/sched/idle.c:454) [ 72.618739][ C3] start_secondary (arch/x86/kernel/smpboot.c:312) [ 72.618741][ C3] ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4)) [ 72.618743][ C3] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 82.417046][ T720] softirqs last disabled at (0): 0x0 | [ 82.417049][ T720] Preemption disabled at: | [ 82.417049][ T720] vprintk_emit (kernel/printk/printk.c:2471) | [ 82.417060][ T720] Tainted: [W]=WARN [ 82.417061][ T720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 82.417063][ T720] Call Trace: [ 82.417065][ T720] [ 82.417066][ T720] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 82.417071][ T720] ? vprintk_emit (kernel/printk/printk.c:2471) [ 82.417073][ T720] __might_resched.cold (kernel/sched/core.c:9234) [ 82.417077][ T720] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 82.417079][ T720] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 82.417082][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417086][ 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)) [ 82.417089][ T720] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 82.417092][ T720] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 82.417095][ 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) [ 82.417097][ T720] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 82.417099][ T720] put_chars (drivers/char/virtio_console.c:1176) [ 82.417101][ T720] ? __send_to_port (drivers/char/virtio_console.c:654) [ 82.417102][ T720] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 82.417105][ T720] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 82.417108][ T720] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 82.417109][ T720] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 82.417117][ T720] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 82.417119][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417122][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417125][ T720] console_emit_next_record (kernel/printk/printk.c:3183) [ 82.417128][ T720] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 82.417131][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417133][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417135][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417137][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 82.417139][ T720] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 82.417142][ T720] console_flush_one_record (kernel/printk/printk.c:3268) [ 82.417145][ T720] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 82.417150][ T720] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 82.417152][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 82.417153][ T720] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 82.417155][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417157][ T720] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 82.417158][ T720] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 82.417159][ T720] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 82.417162][ T720] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 82.417163][ T720] ? vprintk_emit (kernel/printk/printk.c:2478) [ 82.417165][ T720] vprintk_emit (kernel/printk/printk.c:2479) [ 82.417169][ T720] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 82.417172][ T720] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 82.417176][ T720] _printk (kernel/printk/printk.c:2504) [ 82.417180][ T720] ? snapshot_read.cold (user.c:?) [ 82.417183][ T720] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 82.417187][ 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)) [ 82.417189][ T720] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 82.417192][ T720] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 82.417193][ T720] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 82.417195][ T720] ? netdev_notice (net/core/dev.c:13194) [ 82.417197][ T720] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 82.417200][ T720] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 82.417202][ T720] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 82.417204][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417206][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417208][ 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) [ 82.417212][ T720] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 82.417214][ T720] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 82.417217][ T720] __dev_change_flags (net/core/dev.c:9834) [ 82.417221][ T720] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 82.417224][ T720] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 82.417227][ T720] ? __kernel_text_address (kernel/extable.c:79) [ 82.417229][ T720] ? write_profile (profile.c:?) [ 82.417232][ T720] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 82.417235][ T720] netif_change_flags (net/core/dev.c:9877) [ 82.417239][ T720] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 82.417243][ T720] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 82.417245][ T720] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 82.417247][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417249][ T720] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 82.417253][ T720] ? kasan_save_stack (mm/kasan/common.c:58) [ 82.417256][ T720] ? kasan_save_stack (mm/kasan/common.c:57) [ 82.417258][ T720] ? kasan_save_track (mm/kasan/common.c:78) [ 82.417260][ T720] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 82.417261][ T720] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 82.417263][ T720] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 82.417264][ T720] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 82.417265][ T720] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 82.417266][ T720] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 82.417268][ T720] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 82.417269][ T720] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 82.417271][ T720] ? ___sys_sendmsg (net/socket.c:2767) [ 82.417273][ T720] ? __sys_sendmsg (net/socket.c:2799) [ 82.417275][ T720] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 82.417276][ T720] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 82.417279][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417282][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 82.417284][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417287][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417289][ T720] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 82.417292][ 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) [ 82.417300][ T720] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 82.417302][ T720] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 82.417303][ T720] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 82.417306][ T720] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 82.417308][ T720] rtnl_newlink (net/core/rtnetlink.c:4215) [ 82.417311][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417314][ T720] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 82.417316][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 82.417318][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417321][ T720] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 82.417325][ T720] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 82.417327][ T720] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 82.417328][ T720] ? __kernel_text_address (kernel/extable.c:79) [ 82.417329][ T720] ? write_profile (profile.c:?) [ 82.417330][ T720] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 82.417332][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417334][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417335][ T720] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 82.417339][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 82.417340][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417342][ T720] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 82.417344][ T720] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 82.417345][ T720] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 82.417347][ T720] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 82.417348][ T720] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 82.417351][ T720] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 82.417352][ T720] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 82.417353][ T720] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 82.417355][ T720] ? netlink_ack (./include/linux/skbuff.h:2718) [ 82.417356][ T720] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 82.417359][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417361][ T720] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 82.417363][ T720] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 82.417364][ T720] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 82.417366][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417368][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417369][ T720] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 82.417371][ T720] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 82.417373][ T720] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 82.417375][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417377][ T720] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 82.417379][ T720] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 82.417380][ T720] ? copy_msghdr_from_user (net/socket.c:2650) [ 82.417382][ T720] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 82.417384][ T720] ? move_addr_to_kernel (net/socket.c:258) [ 82.417385][ T720] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 82.417388][ T720] ___sys_sendmsg (net/socket.c:2767) [ 82.417390][ T720] ? copy_msghdr_from_user (net/socket.c:2619) [ 82.417397][ T720] __sys_sendmsg (net/socket.c:2799) [ 82.417399][ T720] ? __sys_sendmsg_sock (net/socket.c:2780) [ 82.417402][ T720] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 82.417404][ T720] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 82.417405][ T720] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 82.417408][ T720] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 82.417409][ T720] RIP: 0033:0x7f50c3daa54e [ 82.417411][ 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 [ 82.417413][ T720] RSP: 002b:00007ffe84a83c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 82.417417][ T720] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f50c3daa54e [ 82.417418][ T720] RDX: 0000000000000000 RSI: 00007ffe84a83d10 RDI: 0000000000000005 [ 82.417419][ T720] RBP: 00007ffe84a83c70 R08: 0000000000000000 R09: 0000000000000000 [ 82.417420][ T720] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9126aa [ 82.417421][ T720] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe84a843d0 | [ 87.699950][ T735] softirqs last disabled at (0): 0x0 | [ 87.699952][ T735] Preemption disabled at: | [ 87.699952][ T735] vprintk_emit (kernel/printk/printk.c:2471) | [ 87.699963][ T735] Tainted: [W]=WARN [ 87.699964][ T735] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.699966][ T735] Call Trace: [ 87.699968][ T735] [ 87.699969][ T735] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 87.699974][ T735] ? vprintk_emit (kernel/printk/printk.c:2471) [ 87.699976][ T735] __might_resched.cold (kernel/sched/core.c:9234) [ 87.699980][ T735] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 87.699982][ T735] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 87.699985][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.699988][ T735] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 87.699992][ T735] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 87.699994][ T735] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 87.699998][ T735] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 87.700000][ T735] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 87.700002][ T735] put_chars (drivers/char/virtio_console.c:1176) [ 87.700004][ T735] ? __send_to_port (drivers/char/virtio_console.c:654) [ 87.700005][ T735] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 87.700008][ T735] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 87.700011][ T735] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 87.700012][ T735] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 87.700016][ T735] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 87.700017][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700019][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700021][ T735] console_emit_next_record (kernel/printk/printk.c:3183) [ 87.700024][ T735] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 87.700026][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700027][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700029][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700031][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 87.700033][ T735] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 87.700034][ T735] console_flush_one_record (kernel/printk/printk.c:3268) [ 87.700037][ T735] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 87.700039][ T735] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 87.700041][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 87.700043][ T735] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 87.700044][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700046][ T735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 87.700047][ T735] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 87.700049][ T735] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 87.700051][ T735] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 87.700053][ T735] ? vprintk_emit (kernel/printk/printk.c:2478) [ 87.700055][ T735] vprintk_emit (kernel/printk/printk.c:2479) [ 87.700057][ T735] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 87.700059][ T735] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 87.700062][ T735] _printk (kernel/printk/printk.c:2504) [ 87.700065][ T735] ? snapshot_read.cold (user.c:?) [ 87.700067][ T735] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 87.700070][ T735] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 87.700072][ T735] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 87.700074][ T735] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 87.700076][ T735] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 87.700078][ T735] ? netdev_notice (net/core/dev.c:13194) [ 87.700079][ T735] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 87.700083][ T735] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 87.700084][ T735] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 87.700087][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700089][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700091][ T735] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 87.700094][ T735] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 87.700096][ T735] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 87.700099][ T735] __dev_change_flags (net/core/dev.c:9834) [ 87.700102][ T735] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 87.700104][ T735] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 87.700106][ T735] ? __kernel_text_address (kernel/extable.c:79) [ 87.700107][ T735] ? write_profile (profile.c:?) [ 87.700109][ T735] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 87.700114][ T735] netif_change_flags (net/core/dev.c:9877) [ 87.700117][ T735] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 87.700121][ T735] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 87.700122][ T735] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 87.700123][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700125][ T735] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 87.700129][ T735] ? kasan_save_stack (mm/kasan/common.c:58) [ 87.700132][ T735] ? kasan_save_stack (mm/kasan/common.c:57) [ 87.700133][ T735] ? kasan_save_track (mm/kasan/common.c:78) [ 87.700135][ T735] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 87.700136][ T735] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 87.700138][ T735] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 87.700139][ T735] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 87.700140][ T735] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 87.700142][ T735] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 87.700143][ T735] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 87.700144][ T735] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 87.700147][ T735] ? ___sys_sendmsg (net/socket.c:2767) [ 87.700148][ T735] ? __sys_sendmsg (net/socket.c:2799) [ 87.700150][ T735] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 87.700152][ T735] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 87.700154][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700156][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 87.700157][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700159][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700161][ T735] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 87.700163][ T735] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 87.700165][ T735] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 87.700166][ T735] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 87.700168][ T735] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 87.700170][ T735] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 87.700172][ T735] rtnl_newlink (net/core/rtnetlink.c:4215) [ 87.700174][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700176][ T735] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 87.700177][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 87.700178][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700181][ T735] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 87.700184][ T735] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 87.700186][ T735] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 87.700187][ T735] ? __kernel_text_address (kernel/extable.c:79) [ 87.700188][ T735] ? write_profile (profile.c:?) [ 87.700189][ T735] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 87.700191][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700192][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700194][ T735] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 87.700197][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 87.700199][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700201][ T735] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 87.700202][ T735] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 87.700204][ T735] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 87.700205][ T735] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 87.700206][ T735] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 87.700209][ T735] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 87.700210][ T735] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 87.700212][ T735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 87.700213][ T735] ? netlink_ack (./include/linux/skbuff.h:2718) [ 87.700214][ T735] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 87.700217][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700219][ T735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 87.700221][ T735] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 87.700223][ T735] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 87.700224][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700226][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700228][ T735] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 87.700229][ T735] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 87.700231][ T735] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 87.700233][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700235][ T735] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 87.700237][ T735] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 87.700239][ T735] ? copy_msghdr_from_user (net/socket.c:2650) [ 87.700240][ T735] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 87.700242][ T735] ? move_addr_to_kernel (net/socket.c:258) [ 87.700243][ T735] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 87.700246][ T735] ___sys_sendmsg (net/socket.c:2767) [ 87.700248][ T735] ? copy_msghdr_from_user (net/socket.c:2619) [ 87.700252][ T735] __sys_sendmsg (net/socket.c:2799) [ 87.700254][ T735] ? __sys_sendmsg_sock (net/socket.c:2780) [ 87.700257][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 87.700259][ T735] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 87.700260][ T735] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 87.700263][ T735] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 87.700264][ T735] RIP: 0033:0x7f8d787ea54e [ 87.700266][ T735] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 87.700268][ T735] RSP: 002b:00007fffbdb18e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 87.700272][ T735] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f8d787ea54e [ 87.700273][ T735] RDX: 0000000000000000 RSI: 00007fffbdb18ec0 RDI: 0000000000000005 [ 87.700274][ T735] RBP: 00007fffbdb18e20 R08: 0000000000000000 R09: 0000000000000000 [ 87.700274][ T735] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9126b0 [ 87.700275][ T735] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffbdb19580 | [ 90.760848][ T73] softirqs last disabled at (28115): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 90.760850][ T73] Preemption disabled at: | [ 90.760851][ T73] vprintk_emit (kernel/printk/printk.c:2471) | [ 90.760861][ T73] Tainted: [W]=WARN [ 90.760862][ T73] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 90.760864][ T73] Workqueue: events netdev_work_proc [ 90.760870][ T73] Call Trace: [ 90.760871][ T73] [ 90.760873][ T73] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 90.760878][ T73] ? vprintk_emit (kernel/printk/printk.c:2471) [ 90.760880][ T73] __might_resched.cold (kernel/sched/core.c:9234) [ 90.760883][ T73] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 90.760886][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.760890][ T73] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 90.760893][ T73] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 90.760896][ T73] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 90.760900][ T73] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 90.760901][ T73] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 90.760903][ T73] put_chars (drivers/char/virtio_console.c:1176) [ 90.760905][ T73] ? __send_to_port (drivers/char/virtio_console.c:654) [ 90.760907][ T73] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 90.760909][ T73] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 90.760912][ T73] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 90.760914][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.760915][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.760917][ T73] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 90.760919][ T73] console_emit_next_record (kernel/printk/printk.c:3183) [ 90.760922][ T73] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 90.760924][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.760925][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.760927][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.760928][ T73] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 90.760930][ T73] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 90.760932][ T73] console_flush_one_record (kernel/printk/printk.c:3268) [ 90.760934][ T73] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 90.760937][ T73] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 90.760939][ T73] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 90.760940][ T73] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 90.760942][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.760943][ T73] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 90.760945][ T73] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 90.760946][ T73] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 90.760948][ T73] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 90.760950][ T73] ? vprintk_emit (kernel/printk/printk.c:2478) [ 90.760952][ T73] vprintk_emit (kernel/printk/printk.c:2479) [ 90.760955][ T73] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 90.760957][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.760959][ T73] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 90.760960][ T73] _printk (kernel/printk/printk.c:2504) [ 90.760964][ T73] ? snapshot_read.cold (user.c:?) [ 90.760966][ T73] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 90.760968][ T73] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 90.760970][ T73] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 90.760973][ T73] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 90.760975][ T73] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 90.760976][ T73] ? netdev_notice (net/core/dev.c:13194) [ 90.760978][ T73] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 90.760980][ T73] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 90.760982][ T73] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 90.760984][ T73] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 90.760987][ T73] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 90.760990][ T73] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 90.760993][ T73] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 90.760995][ T73] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 90.760997][ T73] ? ref_tracker_free (lib/ref_tracker.c:339) [ 90.761000][ T73] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 90.761001][ T73] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 90.761002][ T73] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 90.761004][ T73] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 90.761006][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.761008][ T73] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 90.761011][ T73] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 90.761012][ T73] ? netdev_work_sched (net/core/netdev_work.c:82) [ 90.761014][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.761015][ T73] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 90.761017][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 90.761019][ T73] process_one_work (kernel/workqueue.c:3387) [ 90.761023][ T73] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 90.761025][ T73] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 90.761027][ T73] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 90.761029][ T73] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 90.761032][ T73] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 90.761033][ T73] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 90.761035][ T73] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 90.761037][ T73] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 90.761038][ T73] kthread (kernel/kthread.c:436) [ 90.761040][ T73] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 90.761042][ T73] ? kthread_affine_preferred (kernel/kthread.c:857) [ 90.761043][ T73] ret_from_fork (arch/x86/kernel/process.c:158) [ 90.761046][ T73] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 90.761048][ T73] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 90.761051][ T73] ? kthread_affine_preferred (kernel/kthread.c:857) [ 90.761053][ T73] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 116.097357][ T961] softirqs last disabled at (0): 0x0 | [ 116.097359][ T961] Preemption disabled at: | [ 116.097360][ T961] vprintk_emit (kernel/printk/printk.c:2471) | [ 116.097370][ T961] Tainted: [W]=WARN [ 116.097371][ T961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 116.097373][ T961] Call Trace: [ 116.097375][ T961] [ 116.097376][ T961] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 116.097381][ T961] ? vprintk_emit (kernel/printk/printk.c:2471) [ 116.097383][ T961] __might_resched.cold (kernel/sched/core.c:9234) [ 116.097387][ T961] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 116.097389][ T961] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 116.097392][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097396][ 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)) [ 116.097400][ T961] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 116.097402][ T961] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 116.097406][ 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) [ 116.097408][ T961] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 116.097410][ T961] put_chars (drivers/char/virtio_console.c:1176) [ 116.097412][ T961] ? __send_to_port (drivers/char/virtio_console.c:654) [ 116.097414][ T961] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 116.097416][ T961] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 116.097419][ T961] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 116.097421][ T961] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 116.097424][ T961] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 116.097425][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097427][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097430][ T961] console_emit_next_record (kernel/printk/printk.c:3183) [ 116.097432][ T961] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 116.097434][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097436][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097437][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097439][ T961] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 116.097441][ T961] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 116.097443][ T961] console_flush_one_record (kernel/printk/printk.c:3268) [ 116.097445][ T961] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 116.097448][ T961] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 116.097450][ T961] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 116.097451][ T961] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 116.097453][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097454][ T961] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 116.097456][ T961] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 116.097457][ T961] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 116.097459][ T961] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 116.097461][ T961] ? vprintk_emit (kernel/printk/printk.c:2478) [ 116.097463][ T961] vprintk_emit (kernel/printk/printk.c:2479) [ 116.097466][ T961] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 116.097468][ T961] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 116.097470][ T961] _printk (kernel/printk/printk.c:2504) [ 116.097474][ T961] ? snapshot_read.cold (user.c:?) [ 116.097476][ T961] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 116.097479][ 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)) [ 116.097480][ T961] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 116.097483][ T961] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 116.097485][ T961] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 116.097487][ T961] ? netdev_notice (net/core/dev.c:13194) [ 116.097488][ T961] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 116.097492][ T961] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 116.097493][ T961] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 116.097496][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097498][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097500][ 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) [ 116.097503][ T961] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 116.097506][ T961] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 116.097508][ T961] __dev_change_flags (net/core/dev.c:9834) [ 116.097512][ T961] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 116.097514][ T961] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 116.097516][ T961] ? __kernel_text_address (kernel/extable.c:79) [ 116.097517][ T961] ? write_profile (profile.c:?) [ 116.097519][ T961] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 116.097521][ T961] netif_change_flags (net/core/dev.c:9877) [ 116.097524][ T961] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 116.097534][ T961] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 116.097535][ T961] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 116.097537][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097538][ T961] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 116.097542][ T961] ? kasan_save_stack (mm/kasan/common.c:58) [ 116.097545][ T961] ? kasan_save_stack (mm/kasan/common.c:57) [ 116.097547][ T961] ? kasan_save_track (mm/kasan/common.c:78) [ 116.097548][ T961] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 116.097550][ T961] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 116.097551][ T961] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 116.097552][ T961] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 116.097554][ T961] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 116.097555][ T961] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 116.097556][ T961] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 116.097557][ T961] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 116.097560][ T961] ? ___sys_sendmsg (net/socket.c:2767) [ 116.097561][ T961] ? __sys_sendmsg (net/socket.c:2799) [ 116.097563][ T961] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 116.097565][ T961] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 116.097567][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097569][ T961] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 116.097571][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097572][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097574][ T961] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 116.097576][ 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) [ 116.097578][ T961] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 116.097580][ T961] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 116.097581][ T961] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 116.097584][ T961] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 116.097586][ T961] rtnl_newlink (net/core/rtnetlink.c:4215) [ 116.097588][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097589][ T961] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 116.097591][ T961] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 116.097592][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097594][ T961] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 116.097598][ T961] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 116.097599][ T961] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 116.097601][ T961] ? __kernel_text_address (kernel/extable.c:79) [ 116.097602][ T961] ? write_profile (profile.c:?) [ 116.097603][ T961] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 116.097604][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097606][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097608][ T961] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 116.097611][ T961] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 116.097613][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097615][ T961] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 116.097616][ T961] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 116.097618][ T961] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 116.097619][ T961] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 116.097620][ T961] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 116.097623][ T961] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 116.097624][ T961] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 116.097626][ T961] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 116.097627][ T961] ? netlink_ack (./include/linux/skbuff.h:2718) [ 116.097629][ T961] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 116.097631][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097633][ T961] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 116.097635][ T961] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 116.097637][ T961] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 116.097638][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097640][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097642][ T961] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 116.097644][ T961] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 116.097646][ T961] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 116.097648][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097649][ T961] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 116.097651][ T961] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 116.097653][ T961] ? copy_msghdr_from_user (net/socket.c:2650) [ 116.097655][ T961] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 116.097656][ T961] ? move_addr_to_kernel (net/socket.c:258) [ 116.097658][ T961] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 116.097660][ T961] ___sys_sendmsg (net/socket.c:2767) [ 116.097662][ T961] ? copy_msghdr_from_user (net/socket.c:2619) [ 116.097667][ T961] __sys_sendmsg (net/socket.c:2799) [ 116.097669][ T961] ? __sys_sendmsg_sock (net/socket.c:2780) [ 116.097672][ T961] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 116.097674][ T961] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 116.097675][ T961] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 116.097677][ T961] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 116.097679][ T961] RIP: 0033:0x7f429546c54e [ 116.097681][ 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 [ 116.097682][ T961] RSP: 002b:00007ffdfc99d7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 116.097686][ T961] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f429546c54e [ 116.097687][ T961] RDX: 0000000000000000 RSI: 00007ffdfc99d880 RDI: 0000000000000005 [ 116.097688][ T961] RBP: 00007ffdfc99d7e0 R08: 0000000000000000 R09: 0000000000000000 [ 116.097689][ T961] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9126cc [ 116.097690][ T961] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdfc99df40 | [ 121.336604][ T976] softirqs last disabled at (0): 0x0 | [ 121.336606][ T976] Preemption disabled at: | [ 121.336606][ T976] vprintk_emit (kernel/printk/printk.c:2471) | [ 121.336618][ T976] Tainted: [W]=WARN [ 121.336619][ T976] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 121.336621][ T976] Call Trace: [ 121.336622][ T976] [ 121.336624][ T976] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 121.336629][ T976] ? vprintk_emit (kernel/printk/printk.c:2471) [ 121.336631][ T976] __might_resched.cold (kernel/sched/core.c:9234) [ 121.336635][ T976] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 121.336636][ T976] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 121.336640][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336644][ 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)) [ 121.336647][ T976] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 121.336650][ T976] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 121.336654][ 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) [ 121.336655][ T976] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 121.336657][ T976] put_chars (drivers/char/virtio_console.c:1176) [ 121.336659][ T976] ? __send_to_port (drivers/char/virtio_console.c:654) [ 121.336661][ T976] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 121.336663][ T976] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 121.336667][ T976] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 121.336668][ T976] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 121.336671][ T976] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 121.336673][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336675][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336677][ T976] console_emit_next_record (kernel/printk/printk.c:3183) [ 121.336680][ T976] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 121.336682][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336683][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336685][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336687][ T976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 121.336689][ T976] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 121.336690][ T976] console_flush_one_record (kernel/printk/printk.c:3268) [ 121.336693][ T976] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 121.336696][ T976] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 121.336697][ T976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 121.336699][ T976] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 121.336701][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336702][ T976] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 121.336704][ T976] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 121.336705][ T976] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 121.336707][ T976] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 121.336709][ T976] ? vprintk_emit (kernel/printk/printk.c:2478) [ 121.336711][ T976] vprintk_emit (kernel/printk/printk.c:2479) [ 121.336713][ T976] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 121.336715][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336717][ T976] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 121.336719][ T976] _printk (kernel/printk/printk.c:2504) [ 121.336723][ T976] ? snapshot_read.cold (user.c:?) [ 121.336724][ T976] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 121.336726][ T976] ? __schedule (kernel/sched/core.c:7277) [ 121.336729][ T976] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 121.336732][ T976] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 121.336733][ T976] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 121.336735][ T976] ? netdev_notice (net/core/dev.c:13194) [ 121.336737][ T976] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 121.336741][ T976] ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12) [ 121.336743][ 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) [ 121.336746][ T976] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 121.336749][ T976] ? __local_bh_enable_ip (kernel/softirq.c:480 (discriminator 2)) [ 121.336751][ T976] __dev_change_flags (net/core/dev.c:9834) [ 121.336755][ T976] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 121.336757][ T976] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 121.336759][ T976] ? __kernel_text_address (kernel/extable.c:79) [ 121.336761][ T976] ? write_profile (profile.c:?) [ 121.336763][ T976] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 121.336766][ T976] netif_change_flags (net/core/dev.c:9877) [ 121.336768][ T976] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 121.336771][ T976] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 121.336773][ T976] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 121.336774][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336775][ T976] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 121.336779][ T976] ? kasan_save_stack (mm/kasan/common.c:58) [ 121.336782][ T976] ? kasan_save_stack (mm/kasan/common.c:57) [ 121.336784][ T976] ? kasan_save_track (mm/kasan/common.c:78) [ 121.336785][ T976] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 121.336787][ T976] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 121.336788][ T976] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 121.336789][ T976] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 121.336790][ T976] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 121.336792][ T976] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 121.336793][ T976] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 121.336794][ T976] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 121.336797][ T976] ? ___sys_sendmsg (net/socket.c:2767) [ 121.336799][ T976] ? __sys_sendmsg (net/socket.c:2799) [ 121.336800][ T976] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 121.336802][ T976] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.336805][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336806][ T976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 121.336808][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336809][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336811][ T976] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 121.336813][ 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) [ 121.336815][ T976] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 121.336816][ T976] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 121.336818][ T976] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 121.336820][ T976] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 121.336822][ T976] rtnl_newlink (net/core/rtnetlink.c:4215) [ 121.336824][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336826][ T976] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 121.336827][ T976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 121.336829][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336831][ T976] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 121.336834][ T976] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 121.336836][ T976] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 121.336837][ T976] ? __kernel_text_address (kernel/extable.c:79) [ 121.336838][ T976] ? write_profile (profile.c:?) [ 121.336839][ T976] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 121.336841][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336843][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336844][ T976] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 121.336848][ T976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 121.336849][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336851][ T976] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 121.336853][ T976] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 121.336854][ T976] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 121.336856][ T976] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 121.336857][ T976] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 121.336860][ T976] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 121.336861][ T976] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 121.336862][ T976] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 121.336864][ T976] ? netlink_ack (./include/linux/skbuff.h:2718) [ 121.336865][ T976] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 121.336868][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336870][ T976] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 121.336872][ T976] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 121.336874][ T976] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 121.336875][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336877][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336879][ T976] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 121.336881][ T976] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 121.336883][ T976] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 121.336885][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336886][ T976] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 121.336888][ T976] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 121.336890][ T976] ? copy_msghdr_from_user (net/socket.c:2650) [ 121.336891][ T976] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 121.336893][ T976] ? move_addr_to_kernel (net/socket.c:258) [ 121.336895][ T976] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 121.336897][ T976] ___sys_sendmsg (net/socket.c:2767) [ 121.336899][ T976] ? copy_msghdr_from_user (net/socket.c:2619) [ 121.336904][ T976] __sys_sendmsg (net/socket.c:2799) [ 121.336906][ T976] ? __sys_sendmsg_sock (net/socket.c:2780) [ 121.336909][ T976] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 121.336911][ T976] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 121.336912][ T976] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 121.336914][ T976] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 121.336916][ T976] RIP: 0033:0x7f0a74f0454e [ 121.336918][ 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 [ 121.336920][ T976] RSP: 002b:00007ffdaf8be0b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 121.336924][ T976] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0a74f0454e [ 121.336925][ T976] RDX: 0000000000000000 RSI: 00007ffdaf8be160 RDI: 0000000000000005 [ 121.336926][ T976] RBP: 00007ffdaf8be0c0 R08: 0000000000000000 R09: 0000000000000000 [ 121.336927][ T976] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9126d1 [ 121.336927][ T976] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdaf8be820 | [ 124.264331][ T9] softirqs last disabled at (0): 0x0 | [ 124.264335][ T9] Preemption disabled at: | [ 124.264335][ T9] vprintk_emit (kernel/printk/printk.c:2471) | [ 124.264346][ T9] Tainted: [W]=WARN [ 124.264347][ T9] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.264348][ T9] Workqueue: events netdev_work_proc [ 124.264354][ T9] Call Trace: [ 124.264356][ T9] [ 124.264357][ T9] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 124.264362][ T9] ? vprintk_emit (kernel/printk/printk.c:2471) [ 124.264364][ T9] __might_resched.cold (kernel/sched/core.c:9234) [ 124.264368][ T9] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 124.264371][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.264375][ T9] __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)) [ 124.264378][ T9] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 124.264381][ T9] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 124.264385][ T9] ? 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) [ 124.264387][ T9] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 124.264389][ T9] put_chars (drivers/char/virtio_console.c:1176) [ 124.264390][ T9] ? __send_to_port (drivers/char/virtio_console.c:654) [ 124.264392][ T9] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 124.264395][ T9] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 124.264398][ T9] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 124.264399][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.264401][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.264403][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 124.264405][ T9] console_emit_next_record (kernel/printk/printk.c:3183) [ 124.264407][ T9] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 124.264409][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.264411][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.264413][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.264414][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 124.264416][ T9] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 124.264418][ T9] console_flush_one_record (kernel/printk/printk.c:3268) [ 124.264420][ T9] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 124.264423][ T9] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 124.264425][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 124.264426][ T9] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 124.264428][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.264429][ T9] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 124.264431][ T9] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 124.264432][ T9] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 124.264434][ T9] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 124.264436][ T9] ? vprintk_emit (kernel/printk/printk.c:2478) [ 124.264438][ T9] vprintk_emit (kernel/printk/printk.c:2479) [ 124.264441][ T9] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 124.264443][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.264444][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 124.264446][ T9] _printk (kernel/printk/printk.c:2504) [ 124.264449][ T9] ? snapshot_read.cold (user.c:?) [ 124.264451][ T9] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 124.264454][ T9] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 124.264456][ T9] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 124.264459][ T9] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 124.264460][ T9] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 124.264462][ T9] ? netdev_notice (net/core/dev.c:13194) [ 124.264464][ T9] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 124.264466][ T9] ? 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) [ 124.264467][ T9] ? 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) [ 124.264471][ T9] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 124.264474][ T9] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 124.264476][ T9] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 124.264480][ T9] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 124.264481][ T9] ? 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) [ 124.264483][ T9] ? ref_tracker_free (lib/ref_tracker.c:339) [ 124.264487][ T9] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 124.264488][ T9] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 124.264489][ T9] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 124.264491][ T9] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 124.264493][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.264495][ T9] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 124.264497][ T9] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 124.264499][ T9] ? netdev_work_sched (net/core/netdev_work.c:82) [ 124.264500][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.264502][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 124.264504][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 124.264506][ T9] process_one_work (kernel/workqueue.c:3387) [ 124.264510][ T9] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 124.264512][ T9] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 124.264514][ T9] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 124.264516][ T9] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 124.264519][ T9] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 124.264521][ T9] kthread (kernel/kthread.c:436) [ 124.264523][ T9] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 124.264524][ T9] ? kthread_affine_preferred (kernel/kthread.c:857) [ 124.264526][ T9] ret_from_fork (arch/x86/kernel/process.c:158) [ 124.264529][ T9] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 124.264531][ T9] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 124.264534][ T9] ? kthread_affine_preferred (kernel/kthread.c:857) [ 124.264535][ T9] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 125.307814][ T9] softirqs last disabled at (0): 0x0 | [ 125.307816][ T9] Preemption disabled at: | [ 125.307817][ T9] 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)) | [ 125.307827][ T9] Tainted: [W]=WARN [ 125.307828][ T9] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.307830][ T9] Workqueue: events netdev_work_proc [ 125.307836][ T9] Call Trace: [ 125.307837][ T9] [ 125.307839][ T9] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 125.307844][ T9] ? 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)) [ 125.307845][ T9] __might_resched.cold (kernel/sched/core.c:9234) [ 125.307849][ T9] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 125.307853][ T9] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 125.307856][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.307860][ T9] __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)) [ 125.307863][ T9] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 125.307865][ T9] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 125.307869][ T9] ? 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) [ 125.307871][ T9] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 125.307873][ T9] put_chars (drivers/char/virtio_console.c:1176) [ 125.307874][ T9] ? __send_to_port (drivers/char/virtio_console.c:654) [ 125.307876][ T9] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 125.307879][ T9] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 125.307883][ T9] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 125.307884][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.307886][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 125.307888][ T9] console_emit_next_record (kernel/printk/printk.c:3183) [ 125.307890][ T9] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 125.307892][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.307894][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.307896][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.307897][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 125.307899][ T9] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 125.307901][ T9] console_flush_one_record (kernel/printk/printk.c:3268) [ 125.307903][ T9] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 125.307906][ T9] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 125.307907][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 125.307909][ T9] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 125.307911][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.307912][ T9] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 125.307914][ T9] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 125.307915][ T9] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 125.307917][ T9] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 125.307919][ T9] ? vprintk_emit (kernel/printk/printk.c:2478) [ 125.307921][ T9] vprintk_emit (kernel/printk/printk.c:2479) [ 125.307923][ T9] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 125.307926][ T9] _printk (kernel/printk/printk.c:2504) [ 125.307929][ T9] ? snapshot_read.cold (user.c:?) [ 125.307931][ T9] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 125.307934][ T9] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 125.307936][ T9] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 125.307938][ T9] ? netdev_notice (net/core/dev.c:13194) [ 125.307939][ T9] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 125.307941][ T9] ? __hw_addr_add_ex (net/core/dev_addr_lists.c:125) [ 125.307942][ T9] ? 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) [ 125.307945][ T9] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 125.307948][ T9] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 125.307950][ T9] dev_uc_sync (net/core/dev_addr_lists.c:874) [ 125.307953][ T9] netif_rx_mode_run (net/core/dev_addr_lists.c:1330) [ 125.307954][ T9] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 125.307956][ T9] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 125.307958][ T9] ? 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) [ 125.307960][ T9] ? ref_tracker_free (lib/ref_tracker.c:339) [ 125.307963][ T9] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 125.307964][ T9] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 125.307966][ T9] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 125.307967][ T9] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 125.307970][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.307971][ T9] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 125.307974][ T9] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 125.307976][ T9] ? netdev_work_sched (net/core/netdev_work.c:82) [ 125.307977][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.307979][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 125.307981][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 125.307983][ T9] process_one_work (kernel/workqueue.c:3387) [ 125.307987][ T9] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 125.307989][ T9] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 125.307991][ T9] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 125.307993][ T9] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 125.307996][ T9] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 125.307998][ T9] kthread (kernel/kthread.c:436) [ 125.308000][ T9] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 125.308001][ T9] ? kthread_affine_preferred (kernel/kthread.c:857) [ 125.308003][ T9] ret_from_fork (arch/x86/kernel/process.c:158) [ 125.308006][ T9] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 125.308008][ T9] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 125.308010][ T9] ? kthread_affine_preferred (kernel/kthread.c:857) [ 125.308012][ T9] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 141.902238][ T1178] softirqs last disabled at (0): 0x0 | [ 141.902239][ T1178] Preemption disabled at: | [ 141.902240][ T1178] vprintk_emit (kernel/printk/printk.c:2471) | [ 141.902251][ T1178] Tainted: [W]=WARN [ 141.902252][ T1178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 141.902254][ T1178] Call Trace: [ 141.902255][ T1178] [ 141.902257][ T1178] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 141.902262][ T1178] ? vprintk_emit (kernel/printk/printk.c:2471) [ 141.902264][ T1178] __might_resched.cold (kernel/sched/core.c:9234) [ 141.902268][ T1178] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 141.902271][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902275][ 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)) [ 141.902278][ T1178] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 141.902281][ T1178] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 141.902285][ 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) [ 141.902287][ T1178] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 141.902289][ T1178] put_chars (drivers/char/virtio_console.c:1176) [ 141.902291][ T1178] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 141.902292][ T1178] ? __send_to_port (drivers/char/virtio_console.c:654) [ 141.902294][ T1178] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 141.902297][ T1178] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 141.902300][ T1178] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 141.902301][ 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) [ 141.902303][ T1178] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 141.902305][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902306][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902308][ T1178] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 141.902310][ T1178] console_emit_next_record (kernel/printk/printk.c:3183) [ 141.902313][ T1178] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 141.902314][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902316][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902318][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902319][ T1178] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 141.902321][ T1178] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 141.902323][ T1178] console_flush_one_record (kernel/printk/printk.c:3268) [ 141.902325][ T1178] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 141.902328][ T1178] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 141.902330][ T1178] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 141.902331][ T1178] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 141.902333][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902335][ T1178] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 141.902336][ T1178] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 141.902338][ T1178] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 141.902340][ T1178] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 141.902342][ T1178] ? vprintk_emit (kernel/printk/printk.c:2478) [ 141.902344][ T1178] vprintk_emit (kernel/printk/printk.c:2479) [ 141.902346][ T1178] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 141.902348][ T1178] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 141.902351][ T1178] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 141.902354][ T1178] _printk (kernel/printk/printk.c:2504) [ 141.902357][ T1178] ? snapshot_read.cold (user.c:?) [ 141.902359][ T1178] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 141.902362][ 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)) [ 141.902364][ T1178] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 141.902367][ T1178] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 141.902369][ T1178] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 141.902371][ T1178] ? netdev_notice (net/core/dev.c:13194) [ 141.902372][ T1178] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 141.902375][ T1178] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 141.902378][ T1178] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 141.902382][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902383][ T1178] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 141.902386][ 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) [ 141.902389][ T1178] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 141.902392][ T1178] __dev_change_flags (net/core/dev.c:9821) [ 141.902396][ T1178] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 141.902397][ T1178] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 141.902399][ T1178] ? __kernel_text_address (kernel/extable.c:79) [ 141.902400][ T1178] ? write_profile (profile.c:?) [ 141.902403][ T1178] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 141.902405][ T1178] netif_change_flags (net/core/dev.c:9877) [ 141.902407][ T1178] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 141.902412][ T1178] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 141.902413][ T1178] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 141.902415][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902416][ T1178] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 141.902420][ T1178] ? kasan_save_stack (mm/kasan/common.c:58) [ 141.902423][ T1178] ? kasan_save_stack (mm/kasan/common.c:57) [ 141.902424][ T1178] ? kasan_save_track (mm/kasan/common.c:78) [ 141.902426][ T1178] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 141.902427][ T1178] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 141.902429][ T1178] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 141.902430][ T1178] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 141.902431][ T1178] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 141.902433][ T1178] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 141.902434][ T1178] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 141.902435][ T1178] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 141.902437][ T1178] ? ___sys_sendmsg (net/socket.c:2767) [ 141.902439][ T1178] ? __sys_sendmsg (net/socket.c:2799) [ 141.902442][ T1178] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 141.902445][ T1178] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 141.902449][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902452][ T1178] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 141.902454][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902456][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902458][ T1178] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 141.902461][ 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) [ 141.902462][ T1178] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 141.902463][ T1178] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 141.902465][ T1178] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 141.902467][ T1178] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 141.902469][ T1178] rtnl_newlink (net/core/rtnetlink.c:4215) [ 141.902471][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902473][ T1178] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 141.902474][ T1178] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 141.902476][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902478][ T1178] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 141.902481][ T1178] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 141.902483][ T1178] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 141.902484][ T1178] ? __kernel_text_address (kernel/extable.c:79) [ 141.902485][ T1178] ? write_profile (profile.c:?) [ 141.902486][ T1178] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 141.902488][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902490][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902491][ T1178] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 141.902495][ T1178] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 141.902496][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902498][ T1178] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 141.902499][ T1178] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 141.902501][ T1178] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.902503][ T1178] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 141.902504][ T1178] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 141.902506][ T1178] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 141.902508][ T1178] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 141.902509][ T1178] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 141.902511][ T1178] ? netlink_ack (./include/linux/skbuff.h:2718) [ 141.902512][ T1178] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 141.902515][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902517][ T1178] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 141.902519][ T1178] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 141.902521][ T1178] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 141.902522][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902524][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902526][ T1178] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 141.902528][ T1178] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 141.902530][ T1178] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 141.902531][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902533][ T1178] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 141.902535][ T1178] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 141.902537][ T1178] ? copy_msghdr_from_user (net/socket.c:2650) [ 141.902538][ T1178] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 141.902540][ T1178] ? move_addr_to_kernel (net/socket.c:258) [ 141.902541][ T1178] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 141.902544][ T1178] ___sys_sendmsg (net/socket.c:2767) [ 141.902546][ T1178] ? copy_msghdr_from_user (net/socket.c:2619) [ 141.902550][ T1178] __sys_sendmsg (net/socket.c:2799) [ 141.902552][ T1178] ? __sys_sendmsg_sock (net/socket.c:2780) [ 141.902555][ T1178] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 141.902557][ T1178] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 141.902558][ T1178] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 141.902561][ T1178] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 141.902562][ T1178] RIP: 0033:0x7fc196bf554e [ 141.902564][ 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 [ 141.902566][ T1178] RSP: 002b:00007ffc1adde560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 141.902570][ T1178] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc196bf554e [ 141.902571][ T1178] RDX: 0000000000000000 RSI: 00007ffc1adde610 RDI: 0000000000000005 [ 141.902572][ T1178] RBP: 00007ffc1adde570 R08: 0000000000000000 R09: 0000000000000000 [ 141.902573][ T1178] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9126e6 [ 141.902574][ T1178] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc1addecd0 | [ 147.176712][ T1193] softirqs last disabled at (0): 0x0 | [ 147.176714][ T1193] Preemption disabled at: | [ 147.176714][ T1193] vprintk_emit (kernel/printk/printk.c:2471) | [ 147.176726][ T1193] Tainted: [W]=WARN [ 147.176727][ T1193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 147.176728][ T1193] Call Trace: [ 147.176730][ T1193] [ 147.176731][ T1193] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 147.176737][ T1193] ? vprintk_emit (kernel/printk/printk.c:2471) [ 147.176746][ T1193] __might_resched.cold (kernel/sched/core.c:9234) [ 147.176750][ T1193] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 147.176753][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176757][ 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)) [ 147.176761][ T1193] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 147.176764][ T1193] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 147.176768][ 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) [ 147.176769][ T1193] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 147.176771][ T1193] put_chars (drivers/char/virtio_console.c:1176) [ 147.176773][ T1193] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 147.176775][ T1193] ? __send_to_port (drivers/char/virtio_console.c:654) [ 147.176777][ T1193] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 147.176779][ T1193] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 147.176783][ T1193] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 147.176784][ 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) [ 147.176786][ T1193] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 147.176787][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176789][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176791][ T1193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 147.176793][ T1193] console_emit_next_record (kernel/printk/printk.c:3183) [ 147.176795][ T1193] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 147.176797][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176799][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176801][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176802][ T1193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 147.176804][ T1193] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 147.176806][ T1193] console_flush_one_record (kernel/printk/printk.c:3268) [ 147.176808][ T1193] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 147.176811][ T1193] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 147.176813][ T1193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 147.176815][ T1193] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 147.176816][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176818][ T1193] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 147.176819][ T1193] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 147.176821][ T1193] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 147.176823][ T1193] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 147.176825][ T1193] ? vprintk_emit (kernel/printk/printk.c:2478) [ 147.176827][ T1193] vprintk_emit (kernel/printk/printk.c:2479) [ 147.176829][ T1193] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 147.176831][ T1193] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 147.176834][ T1193] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 147.176837][ T1193] _printk (kernel/printk/printk.c:2504) [ 147.176840][ T1193] ? snapshot_read.cold (user.c:?) [ 147.176842][ T1193] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 147.176845][ 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)) [ 147.176847][ T1193] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 147.176850][ T1193] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 147.176852][ T1193] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 147.176854][ T1193] ? netdev_notice (net/core/dev.c:13194) [ 147.176855][ T1193] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 147.176859][ T1193] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 147.176862][ T1193] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 147.176865][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176867][ T1193] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 147.176870][ 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) [ 147.176873][ T1193] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 147.176876][ T1193] __dev_change_flags (net/core/dev.c:9821) [ 147.176879][ T1193] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 147.176881][ T1193] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 147.176883][ T1193] ? __kernel_text_address (kernel/extable.c:79) [ 147.176884][ T1193] ? write_profile (profile.c:?) [ 147.176886][ T1193] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 147.176889][ T1193] netif_change_flags (net/core/dev.c:9877) [ 147.176891][ T1193] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 147.176895][ T1193] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 147.176897][ T1193] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 147.176898][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176900][ T1193] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 147.176904][ T1193] ? kasan_save_stack (mm/kasan/common.c:58) [ 147.176907][ T1193] ? kasan_save_stack (mm/kasan/common.c:57) [ 147.176908][ T1193] ? kasan_save_track (mm/kasan/common.c:78) [ 147.176910][ T1193] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 147.176911][ T1193] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 147.176913][ T1193] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 147.176914][ T1193] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 147.176915][ T1193] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 147.176917][ T1193] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 147.176918][ T1193] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 147.176919][ T1193] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 147.176921][ T1193] ? ___sys_sendmsg (net/socket.c:2767) [ 147.176922][ T1193] ? __sys_sendmsg (net/socket.c:2799) [ 147.176924][ T1193] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 147.176926][ T1193] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.176928][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176930][ T1193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 147.176932][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176933][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176935][ T1193] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 147.176937][ 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) [ 147.176939][ T1193] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 147.176940][ T1193] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 147.176942][ T1193] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 147.176944][ T1193] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 147.176946][ T1193] rtnl_newlink (net/core/rtnetlink.c:4215) [ 147.176948][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176950][ T1193] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 147.176951][ T1193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 147.176952][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176954][ T1193] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 147.176958][ T1193] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 147.176959][ T1193] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 147.176961][ T1193] ? __kernel_text_address (kernel/extable.c:79) [ 147.176962][ T1193] ? write_profile (profile.c:?) [ 147.176963][ T1193] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 147.176965][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176966][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176968][ T1193] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 147.176972][ T1193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 147.176973][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176975][ T1193] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 147.176976][ T1193] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 147.176978][ T1193] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.176979][ T1193] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 147.176981][ T1193] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 147.176983][ T1193] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 147.176985][ T1193] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 147.176986][ T1193] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 147.176988][ T1193] ? netlink_ack (./include/linux/skbuff.h:2718) [ 147.176989][ T1193] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 147.176992][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.176994][ T1193] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 147.176996][ T1193] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 147.176998][ T1193] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 147.176999][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.177001][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.177003][ T1193] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 147.177005][ T1193] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 147.177007][ T1193] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 147.177009][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.177011][ T1193] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 147.177013][ T1193] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 147.177014][ T1193] ? copy_msghdr_from_user (net/socket.c:2650) [ 147.177016][ T1193] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 147.177017][ T1193] ? move_addr_to_kernel (net/socket.c:258) [ 147.177019][ T1193] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 147.177022][ T1193] ___sys_sendmsg (net/socket.c:2767) [ 147.177023][ T1193] ? copy_msghdr_from_user (net/socket.c:2619) [ 147.177028][ T1193] __sys_sendmsg (net/socket.c:2799) [ 147.177030][ T1193] ? __sys_sendmsg_sock (net/socket.c:2780) [ 147.177033][ T1193] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 147.177035][ T1193] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 147.177036][ T1193] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 147.177039][ T1193] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 147.177040][ T1193] RIP: 0033:0x7efeacdaa54e [ 147.177042][ 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 [ 147.177044][ T1193] RSP: 002b:00007ffcbf9f5620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 147.177048][ T1193] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007efeacdaa54e [ 147.177050][ T1193] RDX: 0000000000000000 RSI: 00007ffcbf9f56d0 RDI: 0000000000000005 [ 147.177050][ T1193] RBP: 00007ffcbf9f5630 R08: 0000000000000000 R09: 0000000000000000 [ 147.177051][ T1193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9126eb [ 147.177052][ T1193] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcbf9f5d90 | [ 149.589783][ T1220] softirqs last disabled at (0): 0x0 | [ 149.589785][ T1220] Preemption disabled at: | [ 149.589785][ T1220] vprintk_emit (kernel/printk/printk.c:2471) | [ 149.589797][ T1220] Tainted: [W]=WARN [ 149.589798][ T1220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 149.589800][ T1220] Call Trace: [ 149.589801][ T1220] [ 149.589803][ T1220] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 149.589808][ T1220] ? vprintk_emit (kernel/printk/printk.c:2471) [ 149.589810][ T1220] __might_resched.cold (kernel/sched/core.c:9234) [ 149.589813][ T1220] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 149.589815][ T1220] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 149.589818][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.589823][ 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)) [ 149.589826][ T1220] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 149.589829][ T1220] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 149.589833][ 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) [ 149.589834][ T1220] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 149.589836][ T1220] put_chars (drivers/char/virtio_console.c:1176) [ 149.589838][ T1220] ? __send_to_port (drivers/char/virtio_console.c:654) [ 149.589840][ T1220] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 149.589842][ T1220] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 149.589846][ T1220] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 149.589847][ T1220] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 149.589850][ T1220] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 149.589852][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.589853][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.589856][ T1220] console_emit_next_record (kernel/printk/printk.c:3183) [ 149.589858][ T1220] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 149.589860][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.589862][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.589864][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.589865][ T1220] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 149.589867][ T1220] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 149.589869][ T1220] console_flush_one_record (kernel/printk/printk.c:3268) [ 149.589871][ T1220] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 149.589874][ T1220] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 149.589876][ T1220] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 149.589877][ T1220] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 149.589879][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.589881][ T1220] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 149.589882][ T1220] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 149.589884][ T1220] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 149.589886][ T1220] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 149.589888][ T1220] ? vprintk_emit (kernel/printk/printk.c:2478) [ 149.589890][ T1220] vprintk_emit (kernel/printk/printk.c:2479) [ 149.589892][ T1220] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 149.589894][ T1220] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 149.589897][ T1220] _printk (kernel/printk/printk.c:2504) [ 149.589900][ T1220] ? snapshot_read.cold (user.c:?) [ 149.589902][ T1220] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 149.589905][ 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)) [ 149.589907][ T1220] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 149.589910][ T1220] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 149.589912][ T1220] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 149.589914][ T1220] ? netdev_notice (net/core/dev.c:13194) [ 149.589915][ T1220] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.589918][ T1220] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 149.589920][ T1220] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 149.589923][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.589925][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.589927][ 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) [ 149.589930][ T1220] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 149.589933][ T1220] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 149.589935][ T1220] __dev_change_flags (net/core/dev.c:9834) [ 149.589939][ T1220] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 149.589941][ T1220] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 149.589943][ T1220] ? __kernel_text_address (kernel/extable.c:79) [ 149.589944][ T1220] ? write_profile (profile.c:?) [ 149.589946][ T1220] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 149.589949][ T1220] netif_change_flags (net/core/dev.c:9877) [ 149.589951][ T1220] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 149.589955][ T1220] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 149.589957][ T1220] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 149.589958][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.589959][ T1220] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 149.589963][ T1220] ? kasan_save_stack (mm/kasan/common.c:58) [ 149.589966][ T1220] ? kasan_save_stack (mm/kasan/common.c:57) [ 149.589968][ T1220] ? kasan_save_track (mm/kasan/common.c:78) [ 149.589969][ T1220] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 149.589971][ T1220] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 149.589972][ T1220] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 149.589974][ T1220] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 149.589975][ T1220] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 149.589976][ T1220] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.589977][ T1220] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 149.589979][ T1220] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 149.589981][ T1220] ? ___sys_sendmsg (net/socket.c:2767) [ 149.589983][ T1220] ? __sys_sendmsg (net/socket.c:2799) [ 149.589984][ T1220] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 149.589986][ T1220] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.589989][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.589991][ T1220] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 149.589992][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.589994][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.589995][ T1220] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 149.589997][ 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) [ 149.590000][ T1220] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 149.590001][ T1220] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 149.590003][ T1220] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 149.590005][ T1220] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 149.590007][ T1220] rtnl_newlink (net/core/rtnetlink.c:4215) [ 149.590009][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.590011][ T1220] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 149.590012][ T1220] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 149.590013][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.590015][ T1220] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 149.590018][ T1220] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 149.590020][ T1220] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 149.590022][ T1220] ? __kernel_text_address (kernel/extable.c:79) [ 149.590023][ T1220] ? write_profile (profile.c:?) [ 149.590024][ T1220] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 149.590025][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.590027][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.590029][ T1220] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 149.590032][ T1220] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 149.590034][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.590035][ T1220] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 149.590037][ T1220] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 149.590038][ T1220] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.590040][ T1220] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 149.590041][ T1220] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 149.590044][ T1220] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 149.590045][ T1220] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 149.590046][ T1220] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 149.590048][ T1220] ? netlink_ack (./include/linux/skbuff.h:2718) [ 149.590049][ T1220] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 149.590052][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.590054][ T1220] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 149.590056][ T1220] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 149.590058][ T1220] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 149.590059][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.590061][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.590063][ T1220] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 149.590065][ T1220] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 149.590067][ T1220] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 149.590068][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.590070][ T1220] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 149.590072][ T1220] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 149.590074][ T1220] ? copy_msghdr_from_user (net/socket.c:2650) [ 149.590075][ T1220] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 149.590077][ T1220] ? move_addr_to_kernel (net/socket.c:258) [ 149.590078][ T1220] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 149.590081][ T1220] ___sys_sendmsg (net/socket.c:2767) [ 149.590083][ T1220] ? copy_msghdr_from_user (net/socket.c:2619) [ 149.590088][ T1220] __sys_sendmsg (net/socket.c:2799) [ 149.590089][ T1220] ? __sys_sendmsg_sock (net/socket.c:2780) [ 149.590092][ T1220] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 149.590094][ T1220] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 149.590096][ T1220] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 149.590098][ T1220] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 149.590100][ T1220] RIP: 0033:0x7f52e2a6754e [ 149.590101][ 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 [ 149.590103][ T1220] RSP: 002b:00007ffe623e7f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 149.590107][ T1220] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f52e2a6754e [ 149.590108][ T1220] RDX: 0000000000000000 RSI: 00007ffe623e8010 RDI: 0000000000000005 [ 149.590109][ T1220] RBP: 00007ffe623e7f70 R08: 0000000000000000 R09: 0000000000000000 [ 149.590110][ T1220] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9126ee [ 149.590114][ T1220] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe623e86d0 | [ 154.861153][ T1235] softirqs last disabled at (0): 0x0 | [ 154.861154][ T1235] Preemption disabled at: | [ 154.861155][ T1235] vprintk_emit (kernel/printk/printk.c:2471) | [ 154.861166][ T1235] Tainted: [W]=WARN [ 154.861167][ T1235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 154.861168][ T1235] Call Trace: [ 154.861170][ T1235] [ 154.861171][ T1235] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 154.861177][ T1235] ? vprintk_emit (kernel/printk/printk.c:2471) [ 154.861179][ T1235] __might_resched.cold (kernel/sched/core.c:9234) [ 154.861182][ T1235] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 154.861184][ T1235] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 154.861187][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861191][ 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)) [ 154.861195][ T1235] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 154.861197][ T1235] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 154.861201][ 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) [ 154.861203][ T1235] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 154.861205][ T1235] put_chars (drivers/char/virtio_console.c:1176) [ 154.861207][ T1235] ? __send_to_port (drivers/char/virtio_console.c:654) [ 154.861209][ T1235] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 154.861211][ T1235] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 154.861214][ T1235] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 154.861215][ T1235] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 154.861219][ T1235] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 154.861220][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861222][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861225][ T1235] console_emit_next_record (kernel/printk/printk.c:3183) [ 154.861227][ T1235] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 154.861229][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861231][ T1235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 154.861233][ T1235] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 154.861235][ T1235] console_flush_one_record (kernel/printk/printk.c:3268) [ 154.861237][ T1235] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 154.861240][ T1235] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 154.861241][ T1235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 154.861243][ T1235] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 154.861245][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861246][ T1235] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 154.861248][ T1235] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 154.861249][ T1235] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 154.861251][ T1235] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 154.861253][ T1235] ? vprintk_emit (kernel/printk/printk.c:2478) [ 154.861255][ T1235] vprintk_emit (kernel/printk/printk.c:2479) [ 154.861258][ T1235] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 154.861260][ T1235] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 154.861262][ T1235] _printk (kernel/printk/printk.c:2504) [ 154.861266][ T1235] ? snapshot_read.cold (user.c:?) [ 154.861268][ T1235] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 154.861271][ 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)) [ 154.861273][ T1235] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 154.861276][ T1235] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 154.861277][ T1235] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 154.861279][ T1235] ? netdev_notice (net/core/dev.c:13194) [ 154.861281][ T1235] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 154.861284][ T1235] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 154.861286][ T1235] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 154.861289][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861291][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861293][ 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) [ 154.861296][ T1235] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 154.861299][ T1235] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 154.861301][ T1235] __dev_change_flags (net/core/dev.c:9834) [ 154.861304][ T1235] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 154.861306][ T1235] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 154.861308][ T1235] ? __kernel_text_address (kernel/extable.c:79) [ 154.861309][ T1235] ? write_profile (profile.c:?) [ 154.861312][ T1235] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 154.861314][ T1235] netif_change_flags (net/core/dev.c:9877) [ 154.861316][ T1235] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 154.861321][ T1235] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 154.861322][ T1235] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 154.861323][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861325][ T1235] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 154.861329][ T1235] ? kasan_save_stack (mm/kasan/common.c:58) [ 154.861332][ T1235] ? kasan_save_stack (mm/kasan/common.c:57) [ 154.861333][ T1235] ? kasan_save_track (mm/kasan/common.c:78) [ 154.861335][ T1235] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 154.861337][ T1235] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 154.861338][ T1235] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 154.861339][ T1235] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 154.861341][ T1235] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 154.861342][ T1235] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 154.861343][ T1235] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 154.861344][ T1235] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 154.861347][ T1235] ? ___sys_sendmsg (net/socket.c:2767) [ 154.861349][ T1235] ? __sys_sendmsg (net/socket.c:2799) [ 154.861350][ T1235] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 154.861352][ T1235] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.861355][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861356][ T1235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 154.861358][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861360][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861361][ T1235] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 154.861364][ 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) [ 154.861366][ T1235] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 154.861367][ T1235] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 154.861369][ T1235] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 154.861371][ T1235] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 154.861373][ T1235] rtnl_newlink (net/core/rtnetlink.c:4215) [ 154.861375][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861377][ T1235] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 154.861378][ T1235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 154.861379][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861381][ T1235] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 154.861385][ T1235] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 154.861387][ T1235] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 154.861388][ T1235] ? __kernel_text_address (kernel/extable.c:79) [ 154.861389][ T1235] ? write_profile (profile.c:?) [ 154.861390][ T1235] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 154.861392][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861393][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861395][ T1235] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 154.861399][ T1235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 154.861400][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861402][ T1235] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 154.861403][ T1235] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 154.861405][ T1235] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 154.861406][ T1235] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 154.861408][ T1235] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 154.861410][ T1235] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 154.861412][ T1235] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 154.861413][ T1235] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 154.861415][ T1235] ? netlink_ack (./include/linux/skbuff.h:2718) [ 154.861416][ T1235] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 154.861418][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861420][ T1235] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 154.861422][ T1235] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 154.861424][ T1235] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 154.861426][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861427][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861429][ T1235] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 154.861431][ T1235] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 154.861433][ T1235] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 154.861435][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861437][ T1235] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 154.861440][ T1235] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 154.861443][ T1235] ? copy_msghdr_from_user (net/socket.c:2650) [ 154.861445][ T1235] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 154.861447][ T1235] ? move_addr_to_kernel (net/socket.c:258) [ 154.861450][ T1235] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 154.861454][ T1235] ___sys_sendmsg (net/socket.c:2767) [ 154.861456][ T1235] ? copy_msghdr_from_user (net/socket.c:2619) [ 154.861461][ T1235] __sys_sendmsg (net/socket.c:2799) [ 154.861463][ T1235] ? __sys_sendmsg_sock (net/socket.c:2780) [ 154.861466][ T1235] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 154.861468][ T1235] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 154.861470][ T1235] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 154.861472][ T1235] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 154.861473][ T1235] RIP: 0033:0x7faf8c64d54e [ 154.861475][ 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 [ 154.861477][ T1235] RSP: 002b:00007ffeeae72fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 154.861481][ T1235] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007faf8c64d54e [ 154.861483][ T1235] RDX: 0000000000000000 RSI: 00007ffeeae73080 RDI: 0000000000000005 [ 154.861483][ T1235] RBP: 00007ffeeae72fe0 R08: 0000000000000000 R09: 0000000000000000 [ 154.861484][ T1235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9126f3 [ 154.861485][ T1235] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeeae73740 | [ 163.537601][ T9] softirqs last disabled at (0): 0x0 | [ 163.537604][ T9] Preemption disabled at: | [ 163.537605][ T9] 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)) | [ 163.537615][ T9] Tainted: [W]=WARN [ 163.537616][ T9] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 163.537618][ T9] Workqueue: events netdev_work_proc [ 163.537623][ T9] Call Trace: [ 163.537625][ T9] [ 163.537626][ T9] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 163.537632][ T9] ? 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)) [ 163.537633][ T9] __might_resched.cold (kernel/sched/core.c:9234) [ 163.537637][ T9] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 163.537641][ T9] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 163.537643][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.537647][ T9] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 163.537651][ T9] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 163.537653][ T9] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 163.537657][ T9] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 163.537659][ T9] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 163.537660][ T9] put_chars (drivers/char/virtio_console.c:1176) [ 163.537663][ T9] ? __send_to_port (drivers/char/virtio_console.c:654) [ 163.537664][ T9] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 163.537668][ T9] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 163.537671][ T9] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 163.537672][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.537674][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.537676][ T9] console_emit_next_record (kernel/printk/printk.c:3183) [ 163.537679][ T9] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 163.537681][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.537682][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.537684][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.537685][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.537687][ T9] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 163.537689][ T9] console_flush_one_record (kernel/printk/printk.c:3268) [ 163.537691][ T9] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 163.537694][ T9] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 163.537696][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.537697][ T9] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 163.537699][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.537701][ T9] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 163.537702][ T9] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 163.537703][ T9] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 163.537705][ T9] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 163.537707][ T9] ? vprintk_emit (kernel/printk/printk.c:2478) [ 163.537709][ T9] vprintk_emit (kernel/printk/printk.c:2479) [ 163.537712][ T9] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 163.537714][ T9] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 163.537716][ T9] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 163.537719][ T9] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 163.537721][ T9] _printk (kernel/printk/printk.c:2504) [ 163.537725][ T9] ? snapshot_read.cold (user.c:?) [ 163.537727][ T9] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 163.537730][ T9] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 163.537731][ T9] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 163.537733][ T9] ? netdev_notice (net/core/dev.c:13194) [ 163.537734][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.537736][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.537738][ T9] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 163.537739][ T9] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 163.537742][ T9] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 163.537744][ T9] ? kvfree_call_rcu (mm/slab_common.c:1509 (discriminator 3) mm/slab_common.c:2081 (discriminator 3)) [ 163.537747][ T9] ? 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) [ 163.537750][ T9] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 163.537753][ T9] __dev_set_rx_mode (net/core/dev_addr_lists.c:1384) [ 163.537756][ T9] dev_uc_sync (net/core/dev_addr_lists.c:874) [ 163.537758][ T9] netif_rx_mode_run (net/core/dev_addr_lists.c:1330) [ 163.537760][ T9] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 163.537762][ T9] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 163.537763][ T9] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 163.537765][ T9] ? ref_tracker_free (lib/ref_tracker.c:339) [ 163.537769][ T9] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 163.537770][ T9] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 163.537771][ T9] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 163.537773][ T9] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 163.537775][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.537777][ T9] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 163.537778][ T9] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 163.537780][ T9] ? netdev_work_sched (net/core/netdev_work.c:82) [ 163.537781][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.537783][ T9] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 163.537785][ T9] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 163.537787][ T9] process_one_work (kernel/workqueue.c:3387) [ 163.537790][ T9] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 163.537792][ T9] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 163.537794][ T9] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 163.537796][ T9] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 163.537799][ T9] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 163.537801][ T9] kthread (kernel/kthread.c:436) [ 163.537802][ T9] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 163.537804][ T9] ? kthread_affine_preferred (kernel/kthread.c:857) [ 163.537806][ T9] ret_from_fork (arch/x86/kernel/process.c:158) [ 163.537807][ T9] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 163.537809][ T9] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 163.537811][ T9] ? kthread_affine_preferred (kernel/kthread.c:857) [ 163.537813][ T9] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 164.537879][ T1499] softirqs last disabled at (0): 0x0 | [ 164.537881][ T1499] Preemption disabled at: | [ 164.537882][ T1499] vprintk_emit (kernel/printk/printk.c:2471) | [ 164.537892][ T1499] Tainted: [W]=WARN [ 164.537893][ T1499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 164.537895][ T1499] Call Trace: [ 164.537896][ T1499] [ 164.537897][ T1499] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 164.537903][ T1499] ? vprintk_emit (kernel/printk/printk.c:2471) [ 164.537905][ T1499] __might_resched.cold (kernel/sched/core.c:9234) [ 164.537909][ T1499] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 164.537912][ T1499] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 164.537914][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.537917][ T1499] __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)) [ 164.537921][ T1499] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 164.537923][ T1499] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 164.537927][ T1499] ? 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) [ 164.537929][ T1499] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 164.537930][ T1499] put_chars (drivers/char/virtio_console.c:1176) [ 164.537932][ T1499] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 164.537933][ T1499] ? __send_to_port (drivers/char/virtio_console.c:654) [ 164.537935][ T1499] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 164.537938][ T1499] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 164.537941][ T1499] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 164.537942][ T1499] ? 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) [ 164.537944][ T1499] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 164.537947][ T1499] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 164.537949][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.537951][ T1499] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 164.537953][ T1499] console_emit_next_record (kernel/printk/printk.c:3183) [ 164.537955][ T1499] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 164.537957][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.537959][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.537960][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.537962][ T1499] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 164.537964][ T1499] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 164.537966][ T1499] console_flush_one_record (kernel/printk/printk.c:3268) [ 164.537968][ T1499] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 164.537971][ T1499] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 164.537972][ T1499] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 164.537974][ T1499] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 164.537976][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.537977][ T1499] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 164.537979][ T1499] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 164.537980][ T1499] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 164.537982][ T1499] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 164.537984][ T1499] ? vprintk_emit (kernel/printk/printk.c:2478) [ 164.537986][ T1499] vprintk_emit (kernel/printk/printk.c:2479) [ 164.537988][ T1499] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 164.537990][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.537993][ T1499] _printk (kernel/printk/printk.c:2504) [ 164.537995][ T1499] ? snapshot_read.cold (user.c:?) [ 164.537998][ T1499] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 164.538001][ T1499] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 164.538003][ T1499] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 164.538004][ T1499] ? netdev_notice (net/core/dev.c:13194) [ 164.538006][ T1499] ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:70 (discriminator 1)) [ 164.538010][ T1499] ? netdev_wait_allrefs_any (net/core/dev.c:11702) [ 164.538012][ T1499] ? 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) [ 164.538016][ T1499] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 164.538018][ T1499] netif_set_promiscuity (net/core/dev.c:9699) [ 164.538021][ T1499] dev_set_promiscuity (net/core/dev_api.c:288) [ 164.538022][ T1499] br_port_set_promisc (net/bridge/br_if.c:109) bridge [ 164.538035][ T1499] br_manage_promisc (net/bridge/br_if.c:175) bridge [ 164.538043][ T1499] ? netdev_is_rx_handler_busy (net/core/dev.c:5939 (discriminator 2)) [ 164.538046][ T1499] br_add_if (net/bridge/br_if.c:243 net/bridge/br_if.c:633) bridge [ 164.538054][ T1499] ? cycle_netdev (drivers/net/vrf.c:1003) vrf [ 164.538056][ T1499] do_set_master (net/core/rtnetlink.c:3071) [ 164.538060][ T1499] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 164.538062][ T1499] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 164.538064][ T1499] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 164.538065][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.538067][ T1499] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 164.538071][ T1499] ? kasan_save_stack (mm/kasan/common.c:58) [ 164.538074][ T1499] ? kasan_save_stack (mm/kasan/common.c:57) [ 164.538076][ T1499] ? kasan_save_track (mm/kasan/common.c:78) [ 164.538077][ T1499] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 164.538079][ T1499] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 164.538080][ T1499] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 164.538082][ T1499] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 164.538083][ T1499] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 164.538086][ T1499] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 164.538087][ T1499] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 164.538088][ T1499] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 164.538091][ T1499] ? ___sys_sendmsg (net/socket.c:2767) [ 164.538092][ T1499] ? __sys_sendmsg (net/socket.c:2799) [ 164.538094][ T1499] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 164.538096][ T1499] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 164.538098][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.538100][ T1499] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 164.538101][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.538103][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.538105][ T1499] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 164.538107][ T1499] ? __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) [ 164.538109][ T1499] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 164.538114][ T1499] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 164.538115][ T1499] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 164.538117][ T1499] ? nla_get_range_signed (lib/nlattr.c:270) [ 164.538119][ T1499] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 164.538121][ T1499] rtnl_newlink (net/core/rtnetlink.c:4215) [ 164.538123][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.538125][ T1499] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 164.538126][ T1499] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 164.538127][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.538130][ T1499] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 164.538133][ T1499] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 164.538135][ T1499] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 164.538137][ T1499] ? __kernel_text_address (kernel/extable.c:79) [ 164.538139][ T1499] ? write_profile (profile.c:?) [ 164.538140][ T1499] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 164.538142][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.538144][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.538146][ T1499] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 164.538149][ T1499] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 164.538151][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.538152][ T1499] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 164.538154][ T1499] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 164.538156][ T1499] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 164.538157][ T1499] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 164.538158][ T1499] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 164.538161][ T1499] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 164.538162][ T1499] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 164.538163][ T1499] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 164.538165][ T1499] ? netlink_ack (./include/linux/skbuff.h:2718) [ 164.538166][ T1499] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 164.538169][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.538171][ T1499] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 164.538173][ T1499] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 164.538174][ T1499] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 164.538176][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.538178][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.538180][ T1499] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 164.538181][ T1499] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 164.538183][ T1499] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 164.538185][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.538187][ T1499] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 164.538189][ T1499] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 164.538190][ T1499] ? copy_msghdr_from_user (net/socket.c:2650) [ 164.538192][ T1499] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 164.538193][ T1499] ? move_addr_to_kernel (net/socket.c:258) [ 164.538195][ T1499] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 164.538197][ T1499] ___sys_sendmsg (net/socket.c:2767) [ 164.538199][ T1499] ? copy_msghdr_from_user (net/socket.c:2619) [ 164.538204][ T1499] __sys_sendmsg (net/socket.c:2799) [ 164.538206][ T1499] ? __sys_sendmsg_sock (net/socket.c:2780) [ 164.538209][ T1499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 164.538211][ T1499] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 164.538212][ T1499] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 164.538214][ T1499] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 164.538216][ T1499] RIP: 0033:0x7f92a2f1454e [ 164.538218][ T1499] 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 [ 164.538219][ T1499] RSP: 002b:00007ffe15bc99a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 164.538223][ T1499] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f92a2f1454e [ 164.538224][ T1499] RDX: 0000000000000000 RSI: 00007ffe15bc9a50 RDI: 0000000000000005 [ 164.538225][ T1499] RBP: 00007ffe15bc99b0 R08: 0000000000000000 R09: 0000000000000000 [ 164.538226][ T1499] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9126fd [ 164.538227][ T1499] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe15bca110 | [ 181.227010][ T1555] softirqs last disabled at (0): 0x0 | [ 181.227012][ T1555] Preemption disabled at: | [ 181.227012][ T1555] vprintk_emit (kernel/printk/printk.c:2471) | [ 181.227023][ T1555] Tainted: [W]=WARN [ 181.227024][ T1555] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 181.227026][ T1555] Call Trace: [ 181.227028][ T1555] [ 181.227029][ T1555] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 181.227035][ T1555] ? vprintk_emit (kernel/printk/printk.c:2471) [ 181.227037][ T1555] __might_resched.cold (kernel/sched/core.c:9234) [ 181.227041][ T1555] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 181.227044][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227048][ T1555] __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)) [ 181.227052][ T1555] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 181.227054][ T1555] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 181.227058][ T1555] ? 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) [ 181.227060][ T1555] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 181.227062][ T1555] put_chars (drivers/char/virtio_console.c:1176) [ 181.227063][ T1555] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 181.227065][ T1555] ? __send_to_port (drivers/char/virtio_console.c:654) [ 181.227067][ T1555] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 181.227070][ T1555] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 181.227073][ T1555] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 181.227074][ T1555] ? 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) [ 181.227076][ T1555] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 181.227077][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227079][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227081][ T1555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 181.227083][ T1555] console_emit_next_record (kernel/printk/printk.c:3183) [ 181.227085][ T1555] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 181.227087][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227089][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227091][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227092][ T1555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 181.227094][ T1555] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 181.227096][ T1555] console_flush_one_record (kernel/printk/printk.c:3268) [ 181.227098][ T1555] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 181.227101][ T1555] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 181.227103][ T1555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 181.227104][ T1555] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 181.227106][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227107][ T1555] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 181.227109][ T1555] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 181.227110][ T1555] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 181.227115][ T1555] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 181.227117][ T1555] ? vprintk_emit (kernel/printk/printk.c:2478) [ 181.227119][ T1555] vprintk_emit (kernel/printk/printk.c:2479) [ 181.227121][ T1555] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 181.227123][ T1555] ? update_load_avg (kernel/sched/fair.c:5864) [ 181.227125][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227127][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227129][ T1555] _printk (kernel/printk/printk.c:2504) [ 181.227132][ T1555] ? snapshot_read.cold (user.c:?) [ 181.227134][ T1555] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 181.227137][ T1555] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 181.227139][ T1555] ? __schedule (kernel/sched/core.c:7277) [ 181.227142][ T1555] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 181.227145][ T1555] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 181.227147][ T1555] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 181.227149][ T1555] ? netdev_notice (net/core/dev.c:13194) [ 181.227150][ T1555] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 181.227153][ T1555] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 181.227157][ T1555] ? preempt_schedule_common (kernel/sched/core.c:7449) [ 181.227158][ T1555] ? 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) [ 181.227161][ T1555] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 181.227164][ T1555] __dev_change_flags (net/core/dev.c:9821) [ 181.227167][ T1555] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 181.227169][ T1555] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 181.227172][ T1555] ? __kernel_text_address (kernel/extable.c:79) [ 181.227173][ T1555] ? write_profile (profile.c:?) [ 181.227175][ T1555] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 181.227178][ T1555] netif_change_flags (net/core/dev.c:9877) [ 181.227180][ T1555] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 181.227185][ T1555] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 181.227186][ T1555] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 181.227187][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227189][ T1555] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 181.227193][ T1555] ? kasan_save_stack (mm/kasan/common.c:58) [ 181.227196][ T1555] ? kasan_save_stack (mm/kasan/common.c:57) [ 181.227197][ T1555] ? kasan_save_track (mm/kasan/common.c:78) [ 181.227199][ T1555] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 181.227200][ T1555] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 181.227202][ T1555] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 181.227203][ T1555] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 181.227204][ T1555] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 181.227206][ T1555] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 181.227207][ T1555] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 181.227208][ T1555] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 181.227210][ T1555] ? ___sys_sendmsg (net/socket.c:2767) [ 181.227211][ T1555] ? __sys_sendmsg (net/socket.c:2799) [ 181.227213][ T1555] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 181.227215][ T1555] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 181.227217][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227219][ T1555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 181.227220][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227222][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227224][ T1555] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 181.227226][ T1555] ? __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) [ 181.227227][ T1555] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 181.227228][ T1555] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 181.227230][ T1555] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 181.227232][ T1555] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 181.227234][ T1555] rtnl_newlink (net/core/rtnetlink.c:4215) [ 181.227236][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227238][ T1555] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 181.227239][ T1555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 181.227241][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227243][ T1555] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 181.227246][ T1555] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 181.227248][ T1555] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 181.227250][ T1555] ? __kernel_text_address (kernel/extable.c:79) [ 181.227251][ T1555] ? write_profile (profile.c:?) [ 181.227252][ T1555] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 181.227253][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227255][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227257][ T1555] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 181.227260][ T1555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 181.227262][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227264][ T1555] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 181.227265][ T1555] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 181.227267][ T1555] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 181.227268][ T1555] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 181.227270][ T1555] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 181.227272][ T1555] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 181.227274][ T1555] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 181.227275][ T1555] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 181.227277][ T1555] ? netlink_ack (./include/linux/skbuff.h:2718) [ 181.227278][ T1555] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 181.227280][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227282][ T1555] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 181.227284][ T1555] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 181.227286][ T1555] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 181.227288][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227289][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227291][ T1555] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 181.227293][ T1555] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 181.227295][ T1555] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 181.227297][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227298][ T1555] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 181.227300][ T1555] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 181.227302][ T1555] ? copy_msghdr_from_user (net/socket.c:2650) [ 181.227303][ T1555] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 181.227305][ T1555] ? move_addr_to_kernel (net/socket.c:258) [ 181.227306][ T1555] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 181.227309][ T1555] ___sys_sendmsg (net/socket.c:2767) [ 181.227311][ T1555] ? copy_msghdr_from_user (net/socket.c:2619) [ 181.227316][ T1555] __sys_sendmsg (net/socket.c:2799) [ 181.227318][ T1555] ? __sys_sendmsg_sock (net/socket.c:2780) [ 181.227320][ T1555] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 181.227322][ T1555] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 181.227324][ T1555] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 181.227326][ T1555] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 181.227328][ T1555] RIP: 0033:0x7f4a6f21154e [ 181.227329][ T1555] 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 [ 181.227331][ T1555] RSP: 002b:00007ffce0c6a2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 181.227335][ T1555] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4a6f21154e [ 181.227336][ T1555] RDX: 0000000000000000 RSI: 00007ffce0c6a350 RDI: 0000000000000005 [ 181.227337][ T1555] RBP: 00007ffce0c6a2b0 R08: 0000000000000000 R09: 0000000000000000 [ 181.227338][ T1555] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91270d [ 181.227339][ T1555] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce0c6aa10 | [ 186.470818][ T1570] softirqs last disabled at (0): 0x0 | [ 186.470819][ T1570] Preemption disabled at: | [ 186.470820][ T1570] vprintk_emit (kernel/printk/printk.c:2471) | [ 186.470831][ T1570] Tainted: [W]=WARN [ 186.470832][ T1570] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 186.470833][ T1570] Call Trace: [ 186.470835][ T1570] [ 186.470836][ T1570] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 186.470841][ T1570] ? vprintk_emit (kernel/printk/printk.c:2471) [ 186.470843][ T1570] __might_resched.cold (kernel/sched/core.c:9234) [ 186.470847][ T1570] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 186.470851][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.470854][ T1570] __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)) [ 186.470858][ T1570] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 186.470861][ T1570] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 186.470865][ T1570] ? 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) [ 186.470866][ T1570] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 186.470868][ T1570] put_chars (drivers/char/virtio_console.c:1176) [ 186.470870][ T1570] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 186.470872][ T1570] ? __send_to_port (drivers/char/virtio_console.c:654) [ 186.470874][ T1570] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 186.470876][ T1570] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 186.470880][ T1570] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 186.470881][ T1570] ? 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) [ 186.470883][ T1570] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 186.470884][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.470886][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.470888][ T1570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.470890][ T1570] console_emit_next_record (kernel/printk/printk.c:3183) [ 186.470892][ T1570] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 186.470894][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.470896][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.470898][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.470899][ T1570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.470901][ T1570] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 186.470903][ T1570] console_flush_one_record (kernel/printk/printk.c:3268) [ 186.470905][ T1570] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 186.470908][ T1570] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 186.470909][ T1570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.470911][ T1570] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 186.470913][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.470914][ T1570] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 186.470916][ T1570] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 186.470917][ T1570] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 186.470919][ T1570] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 186.470921][ T1570] ? vprintk_emit (kernel/printk/printk.c:2478) [ 186.470923][ T1570] vprintk_emit (kernel/printk/printk.c:2479) [ 186.470925][ T1570] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 186.470927][ T1570] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 186.470930][ T1570] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 186.470933][ T1570] _printk (kernel/printk/printk.c:2504) [ 186.470936][ T1570] ? snapshot_read.cold (user.c:?) [ 186.470938][ T1570] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 186.470941][ T1570] ? __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)) [ 186.470943][ T1570] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 186.470946][ T1570] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 186.470948][ T1570] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 186.470950][ T1570] ? netdev_notice (net/core/dev.c:13194) [ 186.470951][ T1570] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 186.470955][ T1570] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 186.470958][ T1570] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 186.470961][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.470962][ T1570] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 186.470965][ T1570] ? 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) [ 186.470968][ T1570] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 186.470971][ T1570] __dev_change_flags (net/core/dev.c:9821) [ 186.470974][ T1570] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 186.470976][ T1570] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 186.470978][ T1570] ? __kernel_text_address (kernel/extable.c:79) [ 186.470979][ T1570] ? write_profile (profile.c:?) [ 186.470981][ T1570] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 186.470984][ T1570] netif_change_flags (net/core/dev.c:9877) [ 186.470986][ T1570] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 186.470990][ T1570] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 186.470991][ T1570] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 186.470992][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.470994][ T1570] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 186.470998][ T1570] ? kasan_save_stack (mm/kasan/common.c:58) [ 186.471001][ T1570] ? kasan_save_stack (mm/kasan/common.c:57) [ 186.471002][ T1570] ? kasan_save_track (mm/kasan/common.c:78) [ 186.471004][ T1570] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 186.471005][ T1570] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 186.471007][ T1570] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 186.471008][ T1570] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 186.471016][ T1570] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 186.471017][ T1570] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 186.471019][ T1570] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 186.471020][ T1570] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 186.471021][ T1570] ? ___sys_sendmsg (net/socket.c:2767) [ 186.471023][ T1570] ? __sys_sendmsg (net/socket.c:2799) [ 186.471024][ T1570] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 186.471026][ T1570] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 186.471029][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.471031][ T1570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.471032][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.471034][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.471036][ T1570] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 186.471038][ T1570] ? __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) [ 186.471039][ T1570] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 186.471041][ T1570] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 186.471042][ T1570] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 186.471044][ T1570] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 186.471046][ T1570] rtnl_newlink (net/core/rtnetlink.c:4215) [ 186.471049][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.471050][ T1570] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 186.471052][ T1570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.471053][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.471055][ T1570] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 186.471058][ T1570] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 186.471060][ T1570] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 186.471061][ T1570] ? __kernel_text_address (kernel/extable.c:79) [ 186.471062][ T1570] ? write_profile (profile.c:?) [ 186.471064][ T1570] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 186.471065][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.471067][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.471068][ T1570] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 186.471072][ T1570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.471073][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.471075][ T1570] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 186.471076][ T1570] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 186.471078][ T1570] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 186.471079][ T1570] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 186.471081][ T1570] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 186.471083][ T1570] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 186.471085][ T1570] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 186.471086][ T1570] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 186.471088][ T1570] ? netlink_ack (./include/linux/skbuff.h:2718) [ 186.471089][ T1570] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 186.471092][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.471093][ T1570] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 186.471095][ T1570] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 186.471097][ T1570] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 186.471099][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.471101][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.471102][ T1570] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 186.471104][ T1570] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 186.471106][ T1570] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 186.471108][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.471110][ T1570] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 186.471114][ T1570] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 186.471116][ T1570] ? copy_msghdr_from_user (net/socket.c:2650) [ 186.471118][ T1570] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 186.471119][ T1570] ? move_addr_to_kernel (net/socket.c:258) [ 186.471121][ T1570] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 186.471123][ T1570] ___sys_sendmsg (net/socket.c:2767) [ 186.471125][ T1570] ? copy_msghdr_from_user (net/socket.c:2619) [ 186.471130][ T1570] __sys_sendmsg (net/socket.c:2799) [ 186.471132][ T1570] ? __sys_sendmsg_sock (net/socket.c:2780) [ 186.471135][ T1570] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 186.471137][ T1570] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 186.471138][ T1570] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 186.471141][ T1570] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 186.471142][ T1570] RIP: 0033:0x7f5dd271754e [ 186.471144][ T1570] 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 [ 186.471146][ T1570] RSP: 002b:00007ffe8cf777f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 186.471149][ T1570] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5dd271754e [ 186.471151][ T1570] RDX: 0000000000000000 RSI: 00007ffe8cf778a0 RDI: 0000000000000005 [ 186.471151][ T1570] RBP: 00007ffe8cf77800 R08: 0000000000000000 R09: 0000000000000000 [ 186.471152][ T1570] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912712 [ 186.471153][ T1570] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe8cf77f60 | [ 188.800309][ T1597] softirqs last disabled at (0): 0x0 | [ 188.800310][ T1597] Preemption disabled at: | [ 188.800311][ T1597] vprintk_emit (kernel/printk/printk.c:2471) | [ 188.800322][ T1597] Tainted: [W]=WARN [ 188.800323][ T1597] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 188.800324][ T1597] Call Trace: [ 188.800326][ T1597] [ 188.800327][ T1597] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 188.800333][ T1597] ? vprintk_emit (kernel/printk/printk.c:2471) [ 188.800335][ T1597] __might_resched.cold (kernel/sched/core.c:9234) [ 188.800338][ T1597] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 188.800340][ T1597] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 188.800343][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800347][ T1597] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 188.800351][ T1597] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 188.800353][ T1597] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 188.800357][ T1597] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 188.800359][ T1597] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 188.800361][ T1597] put_chars (drivers/char/virtio_console.c:1176) [ 188.800363][ T1597] ? __send_to_port (drivers/char/virtio_console.c:654) [ 188.800365][ T1597] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 188.800367][ T1597] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 188.800370][ T1597] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 188.800372][ T1597] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 188.800375][ T1597] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 188.800376][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800378][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800381][ T1597] console_emit_next_record (kernel/printk/printk.c:3183) [ 188.800383][ T1597] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 188.800385][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800387][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800389][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800390][ T1597] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.800392][ T1597] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 188.800394][ T1597] console_flush_one_record (kernel/printk/printk.c:3268) [ 188.800396][ T1597] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 188.800399][ T1597] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 188.800401][ T1597] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.800402][ T1597] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 188.800404][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800406][ T1597] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 188.800407][ T1597] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 188.800408][ T1597] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 188.800410][ T1597] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 188.800412][ T1597] ? vprintk_emit (kernel/printk/printk.c:2478) [ 188.800414][ T1597] vprintk_emit (kernel/printk/printk.c:2479) [ 188.800417][ T1597] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 188.800419][ T1597] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 188.800422][ T1597] _printk (kernel/printk/printk.c:2504) [ 188.800425][ T1597] ? snapshot_read.cold (user.c:?) [ 188.800427][ T1597] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 188.800430][ T1597] ? __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)) [ 188.800432][ T1597] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 188.800435][ T1597] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 188.800436][ T1597] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 188.800439][ T1597] ? netdev_notice (net/core/dev.c:13194) [ 188.800441][ T1597] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 188.800446][ T1597] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 188.800448][ T1597] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 188.800452][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800455][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800457][ T1597] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 188.800461][ T1597] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 188.800464][ T1597] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 188.800466][ T1597] __dev_change_flags (net/core/dev.c:9834) [ 188.800470][ T1597] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 188.800471][ T1597] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 188.800474][ T1597] ? __kernel_text_address (kernel/extable.c:79) [ 188.800475][ T1597] ? write_profile (profile.c:?) [ 188.800477][ T1597] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 188.800480][ T1597] netif_change_flags (net/core/dev.c:9877) [ 188.800482][ T1597] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 188.800486][ T1597] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 188.800487][ T1597] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 188.800488][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800490][ T1597] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 188.800494][ T1597] ? kasan_save_stack (mm/kasan/common.c:58) [ 188.800497][ T1597] ? kasan_save_stack (mm/kasan/common.c:57) [ 188.800498][ T1597] ? kasan_save_track (mm/kasan/common.c:78) [ 188.800500][ T1597] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 188.800502][ T1597] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 188.800503][ T1597] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 188.800504][ T1597] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 188.800505][ T1597] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 188.800507][ T1597] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 188.800508][ T1597] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 188.800509][ T1597] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 188.800512][ T1597] ? ___sys_sendmsg (net/socket.c:2767) [ 188.800514][ T1597] ? __sys_sendmsg (net/socket.c:2799) [ 188.800515][ T1597] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 188.800517][ T1597] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 188.800520][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800522][ T1597] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.800523][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800525][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800527][ T1597] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 188.800529][ T1597] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 188.800531][ T1597] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 188.800532][ T1597] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 188.800534][ T1597] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 188.800536][ T1597] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 188.800538][ T1597] rtnl_newlink (net/core/rtnetlink.c:4215) [ 188.800540][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800542][ T1597] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 188.800543][ T1597] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.800545][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800547][ T1597] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 188.800550][ T1597] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 188.800552][ T1597] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 188.800553][ T1597] ? __kernel_text_address (kernel/extable.c:79) [ 188.800555][ T1597] ? write_profile (profile.c:?) [ 188.800556][ T1597] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 188.800557][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800559][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800560][ T1597] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 188.800564][ T1597] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.800565][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800567][ T1597] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 188.800569][ T1597] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 188.800570][ T1597] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 188.800572][ T1597] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 188.800573][ T1597] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 188.800575][ T1597] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 188.800577][ T1597] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 188.800578][ T1597] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 188.800580][ T1597] ? netlink_ack (./include/linux/skbuff.h:2718) [ 188.800581][ T1597] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 188.800584][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800585][ T1597] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 188.800587][ T1597] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 188.800589][ T1597] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 188.800591][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800593][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800594][ T1597] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 188.800596][ T1597] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 188.800598][ T1597] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 188.800600][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800602][ T1597] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 188.800604][ T1597] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 188.800605][ T1597] ? copy_msghdr_from_user (net/socket.c:2650) [ 188.800607][ T1597] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 188.800609][ T1597] ? move_addr_to_kernel (net/socket.c:258) [ 188.800610][ T1597] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 188.800613][ T1597] ___sys_sendmsg (net/socket.c:2767) [ 188.800614][ T1597] ? copy_msghdr_from_user (net/socket.c:2619) [ 188.800619][ T1597] __sys_sendmsg (net/socket.c:2799) [ 188.800621][ T1597] ? __sys_sendmsg_sock (net/socket.c:2780) [ 188.800624][ T1597] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 188.800626][ T1597] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 188.800627][ T1597] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 188.800630][ T1597] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 188.800631][ T1597] RIP: 0033:0x7f20815c554e [ 188.800633][ T1597] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 188.800635][ T1597] RSP: 002b:00007ffcb9752200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 188.800638][ T1597] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f20815c554e [ 188.800640][ T1597] RDX: 0000000000000000 RSI: 00007ffcb97522b0 RDI: 0000000000000005 [ 188.800641][ T1597] RBP: 00007ffcb9752210 R08: 0000000000000000 R09: 0000000000000000 [ 188.800641][ T1597] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912715 [ 188.800642][ T1597] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcb9752970 | [ 194.055674][ T1612] softirqs last disabled at (0): 0x0 | [ 194.055676][ T1612] Preemption disabled at: | [ 194.055677][ T1612] vprintk_emit (kernel/printk/printk.c:2471) | [ 194.055688][ T1612] Tainted: [W]=WARN [ 194.055689][ T1612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 194.055691][ T1612] Call Trace: [ 194.055692][ T1612] [ 194.055694][ T1612] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 194.055699][ T1612] ? vprintk_emit (kernel/printk/printk.c:2471) [ 194.055701][ T1612] __might_resched.cold (kernel/sched/core.c:9234) [ 194.055705][ T1612] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 194.055706][ T1612] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 194.055709][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055713][ T1612] __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)) [ 194.055716][ T1612] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 194.055719][ T1612] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 194.055723][ T1612] ? 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) [ 194.055724][ T1612] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 194.055726][ T1612] put_chars (drivers/char/virtio_console.c:1176) [ 194.055728][ T1612] ? __send_to_port (drivers/char/virtio_console.c:654) [ 194.055730][ T1612] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 194.055732][ T1612] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 194.055736][ T1612] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 194.055737][ T1612] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 194.055740][ T1612] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 194.055742][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055743][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055746][ T1612] console_emit_next_record (kernel/printk/printk.c:3183) [ 194.055748][ T1612] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 194.055750][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055752][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055753][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055755][ T1612] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.055757][ T1612] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 194.055759][ T1612] console_flush_one_record (kernel/printk/printk.c:3268) [ 194.055761][ T1612] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 194.055764][ T1612] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 194.055765][ T1612] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.055767][ T1612] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 194.055768][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055770][ T1612] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 194.055771][ T1612] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 194.055773][ T1612] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 194.055775][ T1612] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 194.055777][ T1612] ? vprintk_emit (kernel/printk/printk.c:2478) [ 194.055779][ T1612] vprintk_emit (kernel/printk/printk.c:2479) [ 194.055781][ T1612] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 194.055783][ T1612] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 194.055785][ T1612] _printk (kernel/printk/printk.c:2504) [ 194.055788][ T1612] ? snapshot_read.cold (user.c:?) [ 194.055791][ T1612] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 194.055793][ T1612] ? __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)) [ 194.055795][ T1612] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 194.055798][ T1612] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 194.055800][ T1612] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 194.055802][ T1612] ? netdev_notice (net/core/dev.c:13194) [ 194.055803][ T1612] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 194.055806][ T1612] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 194.055808][ T1612] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 194.055811][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055813][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055815][ T1612] ? 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) [ 194.055818][ T1612] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 194.055821][ T1612] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 194.055823][ T1612] __dev_change_flags (net/core/dev.c:9834) [ 194.055826][ T1612] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 194.055828][ T1612] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 194.055830][ T1612] ? __kernel_text_address (kernel/extable.c:79) [ 194.055831][ T1612] ? write_profile (profile.c:?) [ 194.055834][ T1612] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 194.055836][ T1612] netif_change_flags (net/core/dev.c:9877) [ 194.055838][ T1612] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 194.055842][ T1612] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 194.055844][ T1612] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 194.055845][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055846][ T1612] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 194.055850][ T1612] ? kasan_save_stack (mm/kasan/common.c:58) [ 194.055853][ T1612] ? kasan_save_stack (mm/kasan/common.c:57) [ 194.055854][ T1612] ? kasan_save_track (mm/kasan/common.c:78) [ 194.055856][ T1612] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 194.055857][ T1612] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 194.055859][ T1612] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 194.055860][ T1612] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 194.055861][ T1612] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 194.055862][ T1612] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 194.055864][ T1612] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 194.055865][ T1612] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 194.055867][ T1612] ? ___sys_sendmsg (net/socket.c:2767) [ 194.055869][ T1612] ? __sys_sendmsg (net/socket.c:2799) [ 194.055870][ T1612] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 194.055872][ T1612] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 194.055875][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055877][ T1612] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.055878][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055880][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055881][ T1612] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 194.055884][ T1612] ? __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) [ 194.055886][ T1612] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 194.055887][ T1612] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 194.055889][ T1612] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 194.055891][ T1612] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 194.055893][ T1612] rtnl_newlink (net/core/rtnetlink.c:4215) [ 194.055895][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055897][ T1612] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 194.055898][ T1612] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.055899][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055901][ T1612] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 194.055904][ T1612] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 194.055906][ T1612] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 194.055907][ T1612] ? __kernel_text_address (kernel/extable.c:79) [ 194.055909][ T1612] ? write_profile (profile.c:?) [ 194.055910][ T1612] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 194.055911][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055913][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055914][ T1612] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 194.055918][ T1612] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.055919][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055921][ T1612] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 194.055922][ T1612] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 194.055924][ T1612] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 194.055926][ T1612] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 194.055927][ T1612] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 194.055930][ T1612] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 194.055931][ T1612] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 194.055932][ T1612] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 194.055934][ T1612] ? netlink_ack (./include/linux/skbuff.h:2718) [ 194.055935][ T1612] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 194.055937][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055939][ T1612] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 194.055941][ T1612] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 194.055943][ T1612] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 194.055945][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055946][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055948][ T1612] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 194.055950][ T1612] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 194.055952][ T1612] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 194.055953][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055955][ T1612] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 194.055957][ T1612] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 194.055959][ T1612] ? copy_msghdr_from_user (net/socket.c:2650) [ 194.055960][ T1612] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 194.055962][ T1612] ? move_addr_to_kernel (net/socket.c:258) [ 194.055963][ T1612] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 194.055966][ T1612] ___sys_sendmsg (net/socket.c:2767) [ 194.055967][ T1612] ? copy_msghdr_from_user (net/socket.c:2619) [ 194.055972][ T1612] __sys_sendmsg (net/socket.c:2799) [ 194.055974][ T1612] ? __sys_sendmsg_sock (net/socket.c:2780) [ 194.055977][ T1612] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 194.055979][ T1612] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 194.055980][ T1612] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 194.055982][ T1612] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 194.055984][ T1612] RIP: 0033:0x7f1668c2b54e [ 194.055986][ T1612] 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 [ 194.055987][ T1612] RSP: 002b:00007ffdd6317be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 194.055991][ T1612] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1668c2b54e [ 194.055992][ T1612] RDX: 0000000000000000 RSI: 00007ffdd6317c90 RDI: 0000000000000005 [ 194.055993][ T1612] RBP: 00007ffdd6317bf0 R08: 0000000000000000 R09: 0000000000000000 [ 194.055994][ T1612] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91271a [ 194.055995][ T1612] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdd6318350 | [ 202.718047][ T1808] softirqs last disabled at (0): 0x0 | [ 202.718049][ T1808] Preemption disabled at: | [ 202.718050][ T1808] vprintk_emit (kernel/printk/printk.c:2471) | [ 202.718060][ T1808] Tainted: [W]=WARN [ 202.718061][ T1808] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 202.718063][ T1808] Call Trace: [ 202.718065][ T1808] [ 202.718066][ T1808] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 202.718071][ T1808] ? vprintk_emit (kernel/printk/printk.c:2471) [ 202.718073][ T1808] __might_resched.cold (kernel/sched/core.c:9234) [ 202.718077][ T1808] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 202.718080][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718084][ T1808] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 202.718087][ T1808] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 202.718090][ T1808] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 202.718094][ T1808] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 202.718096][ T1808] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 202.718098][ T1808] put_chars (drivers/char/virtio_console.c:1176) [ 202.718100][ T1808] ? __send_to_port (drivers/char/virtio_console.c:654) [ 202.718101][ T1808] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 202.718104][ T1808] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 202.718107][ T1808] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 202.718109][ T1808] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 202.718110][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718115][ T1808] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.718117][ T1808] console_emit_next_record (kernel/printk/printk.c:3183) [ 202.718120][ T1808] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 202.718128][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718130][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718131][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718133][ T1808] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.718135][ T1808] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 202.718137][ T1808] console_flush_one_record (kernel/printk/printk.c:3268) [ 202.718139][ T1808] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 202.718142][ T1808] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 202.718143][ T1808] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.718145][ T1808] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 202.718146][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718148][ T1808] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 202.718149][ T1808] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 202.718151][ T1808] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 202.718153][ T1808] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 202.718155][ T1808] ? vprintk_emit (kernel/printk/printk.c:2478) [ 202.718157][ T1808] vprintk_emit (kernel/printk/printk.c:2479) [ 202.718159][ T1808] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 202.718161][ T1808] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 202.718164][ T1808] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 202.718167][ T1808] ? ___sys_sendmsg (net/socket.c:2767) [ 202.718169][ T1808] ? __sys_sendmsg (net/socket.c:2799) [ 202.718171][ T1808] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 202.718173][ T1808] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 202.718175][ T1808] _printk (kernel/printk/printk.c:2504) [ 202.718179][ T1808] ? snapshot_read.cold (user.c:?) [ 202.718181][ T1808] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 202.718184][ T1808] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 202.718185][ T1808] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 202.718187][ T1808] ? netdev_notice (net/core/dev.c:13194) [ 202.718189][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718191][ T1808] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 202.718193][ T1808] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 202.718195][ T1808] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 202.718196][ T1808] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 202.718199][ T1808] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 202.718202][ T1808] dev_set_allmulti (net/core/dev_api.c:315) [ 202.718205][ T1808] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 202.718217][ T1808] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 202.718220][ T1808] br_dev_delete (net/bridge/br_if.c:387) bridge [ 202.718228][ T1808] rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694) [ 202.718231][ T1808] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 202.718232][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718234][ T1808] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 202.718236][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718243][ T1808] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 202.718245][ T1808] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 202.718247][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718248][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718250][ T1808] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.718252][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718253][ T1808] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 202.718255][ T1808] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 202.718258][ T1808] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 202.718260][ T1808] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 202.718263][ T1808] ? __kernel_text_address (kernel/extable.c:79) [ 202.718264][ T1808] ? write_profile (profile.c:?) [ 202.718266][ T1808] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 202.718267][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718269][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718271][ T1808] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 202.718274][ T1808] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.718276][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718278][ T1808] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 202.718280][ T1808] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 202.718282][ T1808] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 202.718283][ T1808] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 202.718285][ T1808] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 202.718288][ T1808] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 202.718290][ T1808] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 202.718291][ T1808] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 202.718293][ T1808] ? netlink_ack (./include/linux/skbuff.h:2718) [ 202.718294][ T1808] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 202.718297][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718299][ T1808] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 202.718300][ T1808] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 202.718302][ T1808] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 202.718304][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718306][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718307][ T1808] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 202.718309][ T1808] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 202.718311][ T1808] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 202.718313][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718315][ T1808] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 202.718316][ T1808] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 202.718318][ T1808] ? copy_msghdr_from_user (net/socket.c:2650) [ 202.718320][ T1808] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 202.718321][ T1808] ? move_addr_to_kernel (net/socket.c:258) [ 202.718323][ T1808] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 202.718325][ T1808] ___sys_sendmsg (net/socket.c:2767) [ 202.718327][ T1808] ? copy_msghdr_from_user (net/socket.c:2619) [ 202.718332][ T1808] __sys_sendmsg (net/socket.c:2799) [ 202.718334][ T1808] ? __sys_sendmsg_sock (net/socket.c:2780) [ 202.718337][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 202.718339][ T1808] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 202.718340][ T1808] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 202.718342][ T1808] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 202.718344][ T1808] RIP: 0033:0x7fbbac0ca54e [ 202.718346][ T1808] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 202.718348][ T1808] RSP: 002b:00007ffd6aa48950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 202.718351][ T1808] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fbbac0ca54e [ 202.718353][ T1808] RDX: 0000000000000000 RSI: 00007ffd6aa48a00 RDI: 0000000000000005 [ 202.718354][ T1808] RBP: 00007ffd6aa48960 R08: 0000000000000000 R09: 0000000000000000 [ 202.718355][ T1808] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912723 [ 202.718355][ T1808] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd6aa490c0 | [ 203.756698][ T1877] softirqs last disabled at (0): 0x0 | [ 203.756700][ T1877] Preemption disabled at: | [ 203.756700][ T1877] vprintk_emit (kernel/printk/printk.c:2471) | [ 203.756711][ T1877] Tainted: [W]=WARN [ 203.756712][ T1877] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 203.756714][ T1877] Call Trace: [ 203.756715][ T1877] [ 203.756716][ T1877] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 203.756722][ T1877] ? vprintk_emit (kernel/printk/printk.c:2471) [ 203.756724][ T1877] __might_resched.cold (kernel/sched/core.c:9234) [ 203.756728][ T1877] ? __module_address (kernel/module/main.c:3915) [ 203.756731][ T1877] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 203.756735][ T1877] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 203.756736][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756740][ T1877] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 203.756743][ T1877] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 203.756746][ T1877] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 203.756750][ T1877] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 203.756751][ T1877] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 203.756753][ T1877] put_chars (drivers/char/virtio_console.c:1176) [ 203.756755][ T1877] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 203.756756][ T1877] ? __send_to_port (drivers/char/virtio_console.c:654) [ 203.756758][ T1877] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 203.756761][ T1877] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 203.756764][ T1877] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 203.756765][ T1877] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 203.756767][ T1877] ? vsnprintf (lib/vsprintf.c:2900) [ 203.756770][ T1877] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 203.756772][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756774][ T1877] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 203.756776][ T1877] console_emit_next_record (kernel/printk/printk.c:3183) [ 203.756779][ T1877] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 203.756780][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756782][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756784][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756785][ T1877] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 203.756787][ T1877] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 203.756789][ T1877] console_flush_one_record (kernel/printk/printk.c:3268) [ 203.756791][ T1877] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 203.756794][ T1877] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 203.756796][ T1877] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 203.756797][ T1877] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 203.756799][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756801][ T1877] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 203.756802][ T1877] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 203.756803][ T1877] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 203.756806][ T1877] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 203.756807][ T1877] ? vprintk_emit (kernel/printk/printk.c:2478) [ 203.756809][ T1877] vprintk_emit (kernel/printk/printk.c:2479) [ 203.756812][ T1877] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 203.756814][ T1877] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 203.756816][ T1877] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 203.756817][ T1877] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 203.756819][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756821][ T1877] _printk (kernel/printk/printk.c:2504) [ 203.756824][ T1877] ? snapshot_read.cold (user.c:?) [ 203.756827][ T1877] ? br_multicast_flood (??:?) bridge [ 203.756839][ T1877] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 203.756841][ T1877] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 203.756842][ T1877] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 203.756845][ T1877] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 203.756853][ T1877] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 203.756861][ T1877] new_nbp (net/bridge/br_if.c:449) bridge [ 203.756868][ T1877] br_add_if (net/bridge/br_if.c:592) bridge [ 203.756874][ T1877] ? netif_rx_mode_sync (net/core/dev_addr_lists.c:1410) [ 203.756877][ T1877] ? dev_change_flags (net/core/dev_api.c:69) [ 203.756879][ T1877] ? cycle_netdev (drivers/net/vrf.c:1003) vrf [ 203.756881][ T1877] ? vrf_del_slave (drivers/net/vrf.c:1068 drivers/net/vrf.c:1075) vrf [ 203.756883][ T1877] do_set_master (net/core/rtnetlink.c:3071) [ 203.756885][ T1877] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 203.756887][ T1877] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 203.756889][ T1877] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 203.756890][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756892][ T1877] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 203.756896][ T1877] ? kasan_save_stack (mm/kasan/common.c:58) [ 203.756899][ T1877] ? kasan_save_stack (mm/kasan/common.c:57) [ 203.756900][ T1877] ? kasan_save_track (mm/kasan/common.c:78) [ 203.756901][ T1877] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 203.756903][ T1877] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 203.756904][ T1877] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 203.756905][ T1877] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 203.756906][ T1877] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 203.756909][ T1877] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 203.756911][ T1877] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 203.756912][ T1877] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 203.756914][ T1877] ? ___sys_sendmsg (net/socket.c:2767) [ 203.756916][ T1877] ? __sys_sendmsg (net/socket.c:2799) [ 203.756917][ T1877] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 203.756919][ T1877] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 203.756922][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756923][ T1877] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 203.756925][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756926][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756928][ T1877] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 203.756931][ T1877] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 203.756933][ T1877] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 203.756935][ T1877] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 203.756936][ T1877] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 203.756937][ T1877] ? nla_get_range_signed (lib/nlattr.c:270) [ 203.756940][ T1877] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 203.756942][ T1877] rtnl_newlink (net/core/rtnetlink.c:4215) [ 203.756944][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756946][ T1877] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 203.756947][ T1877] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 203.756948][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756950][ T1877] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 203.756953][ T1877] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 203.756955][ T1877] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 203.756958][ T1877] ? __kernel_text_address (kernel/extable.c:79) [ 203.756959][ T1877] ? write_profile (profile.c:?) [ 203.756960][ T1877] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 203.756963][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756964][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756966][ T1877] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 203.756970][ T1877] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 203.756971][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756973][ T1877] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 203.756974][ T1877] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 203.756976][ T1877] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 203.756977][ T1877] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 203.756978][ T1877] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 203.756981][ T1877] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 203.756982][ T1877] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 203.756984][ T1877] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 203.756985][ T1877] ? netlink_ack (./include/linux/skbuff.h:2718) [ 203.756986][ T1877] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 203.756989][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756991][ T1877] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 203.756993][ T1877] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 203.756995][ T1877] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 203.756996][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756998][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.756999][ T1877] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 203.757001][ T1877] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 203.757003][ T1877] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 203.757005][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.757007][ T1877] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 203.757009][ T1877] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 203.757010][ T1877] ? copy_msghdr_from_user (net/socket.c:2650) [ 203.757012][ T1877] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 203.757013][ T1877] ? move_addr_to_kernel (net/socket.c:258) [ 203.757015][ T1877] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 203.757017][ T1877] ___sys_sendmsg (net/socket.c:2767) [ 203.757019][ T1877] ? copy_msghdr_from_user (net/socket.c:2619) [ 203.757024][ T1877] __sys_sendmsg (net/socket.c:2799) [ 203.757026][ T1877] ? __sys_sendmsg_sock (net/socket.c:2780) [ 203.757029][ T1877] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 203.757031][ T1877] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 203.757032][ T1877] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 203.757034][ T1877] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 203.757036][ T1877] RIP: 0033:0x7fddd664854e [ 203.757037][ T1877] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 203.757039][ T1877] RSP: 002b:00007ffdbba7e000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 203.757043][ T1877] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fddd664854e [ 203.757044][ T1877] RDX: 0000000000000000 RSI: 00007ffdbba7e0b0 RDI: 0000000000000005 [ 203.757045][ T1877] RBP: 00007ffdbba7e010 R08: 0000000000000000 R09: 0000000000000000 [ 203.757046][ T1877] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912724 [ 203.757047][ T1877] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdbba7e770 | [ 220.447770][ T1933] softirqs last disabled at (0): 0x0 | [ 220.447771][ T1933] Preemption disabled at: | [ 220.447772][ T1933] vprintk_emit (kernel/printk/printk.c:2471) | [ 220.447782][ T1933] Tainted: [W]=WARN [ 220.447783][ T1933] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 220.447785][ T1933] Call Trace: [ 220.447786][ T1933] [ 220.447788][ T1933] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 220.447793][ T1933] ? vprintk_emit (kernel/printk/printk.c:2471) [ 220.447795][ T1933] __might_resched.cold (kernel/sched/core.c:9234) [ 220.447799][ T1933] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 220.447802][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.447806][ T1933] __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)) [ 220.447810][ T1933] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 220.447812][ T1933] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 220.447816][ T1933] ? 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) [ 220.447818][ T1933] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 220.447819][ T1933] put_chars (drivers/char/virtio_console.c:1176) [ 220.447821][ T1933] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 220.447823][ T1933] ? __send_to_port (drivers/char/virtio_console.c:654) [ 220.447825][ T1933] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 220.447827][ T1933] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 220.447831][ T1933] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 220.447832][ T1933] ? 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) [ 220.447833][ T1933] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 220.447835][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.447837][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.447838][ T1933] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 220.447840][ T1933] console_emit_next_record (kernel/printk/printk.c:3183) [ 220.447843][ T1933] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 220.447845][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.447847][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.447848][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.447850][ T1933] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 220.447852][ T1933] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 220.447854][ T1933] console_flush_one_record (kernel/printk/printk.c:3268) [ 220.447856][ T1933] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 220.447859][ T1933] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 220.447860][ T1933] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 220.447862][ T1933] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 220.447863][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.447865][ T1933] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 220.447867][ T1933] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 220.447868][ T1933] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 220.447870][ T1933] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 220.447872][ T1933] ? vprintk_emit (kernel/printk/printk.c:2478) [ 220.447874][ T1933] vprintk_emit (kernel/printk/printk.c:2479) [ 220.447876][ T1933] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 220.447878][ T1933] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 220.447882][ T1933] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 220.447884][ T1933] _printk (kernel/printk/printk.c:2504) [ 220.447887][ T1933] ? snapshot_read.cold (user.c:?) [ 220.447889][ T1933] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 220.447892][ T1933] ? __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)) [ 220.447894][ T1933] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 220.447897][ T1933] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 220.447899][ T1933] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 220.447901][ T1933] ? netdev_notice (net/core/dev.c:13194) [ 220.447902][ T1933] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 220.447905][ T1933] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 220.447908][ T1933] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 220.447911][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.447913][ T1933] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 220.447916][ T1933] ? 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) [ 220.447919][ T1933] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 220.447922][ T1933] __dev_change_flags (net/core/dev.c:9821) [ 220.447925][ T1933] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 220.447927][ T1933] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 220.447929][ T1933] ? __kernel_text_address (kernel/extable.c:79) [ 220.447930][ T1933] ? write_profile (profile.c:?) [ 220.447932][ T1933] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 220.447935][ T1933] netif_change_flags (net/core/dev.c:9877) [ 220.447937][ T1933] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 220.447942][ T1933] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 220.447943][ T1933] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 220.447945][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.447946][ T1933] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 220.447950][ T1933] ? kasan_save_stack (mm/kasan/common.c:58) [ 220.447953][ T1933] ? kasan_save_stack (mm/kasan/common.c:57) [ 220.447955][ T1933] ? kasan_save_track (mm/kasan/common.c:78) [ 220.447956][ T1933] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 220.447958][ T1933] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 220.447959][ T1933] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 220.447960][ T1933] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 220.447961][ T1933] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 220.447963][ T1933] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 220.447964][ T1933] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 220.447966][ T1933] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 220.447967][ T1933] ? ___sys_sendmsg (net/socket.c:2767) [ 220.447968][ T1933] ? __sys_sendmsg (net/socket.c:2799) [ 220.447970][ T1933] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 220.447972][ T1933] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 220.447975][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.447977][ T1933] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 220.447978][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.447980][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.447981][ T1933] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 220.447983][ T1933] ? __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) [ 220.447985][ T1933] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 220.447986][ T1933] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 220.447988][ T1933] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 220.447990][ T1933] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 220.447992][ T1933] rtnl_newlink (net/core/rtnetlink.c:4215) [ 220.447994][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.447996][ T1933] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 220.447997][ T1933] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 220.447998][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.448000][ T1933] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 220.448003][ T1933] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 220.448005][ T1933] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 220.448006][ T1933] ? __kernel_text_address (kernel/extable.c:79) [ 220.448008][ T1933] ? write_profile (profile.c:?) [ 220.448009][ T1933] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 220.448010][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.448012][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.448014][ T1933] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 220.448017][ T1933] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 220.448018][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.448020][ T1933] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 220.448022][ T1933] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 220.448023][ T1933] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 220.448025][ T1933] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 220.448026][ T1933] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 220.448029][ T1933] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 220.448030][ T1933] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 220.448031][ T1933] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 220.448033][ T1933] ? netlink_ack (./include/linux/skbuff.h:2718) [ 220.448034][ T1933] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 220.448037][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.448038][ T1933] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 220.448040][ T1933] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 220.448042][ T1933] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 220.448044][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.448046][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.448047][ T1933] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 220.448049][ T1933] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 220.448051][ T1933] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 220.448053][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.448055][ T1933] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 220.448057][ T1933] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 220.448058][ T1933] ? copy_msghdr_from_user (net/socket.c:2650) [ 220.448060][ T1933] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 220.448061][ T1933] ? move_addr_to_kernel (net/socket.c:258) [ 220.448063][ T1933] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 220.448065][ T1933] ___sys_sendmsg (net/socket.c:2767) [ 220.448067][ T1933] ? copy_msghdr_from_user (net/socket.c:2619) [ 220.448072][ T1933] __sys_sendmsg (net/socket.c:2799) [ 220.448074][ T1933] ? __sys_sendmsg_sock (net/socket.c:2780) [ 220.448077][ T1933] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 220.448079][ T1933] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 220.448080][ T1933] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 220.448082][ T1933] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 220.448084][ T1933] RIP: 0033:0x7f1f5202c54e [ 220.448086][ T1933] 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 [ 220.448087][ T1933] RSP: 002b:00007ffd3209e870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 220.448091][ T1933] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1f5202c54e [ 220.448092][ T1933] RDX: 0000000000000000 RSI: 00007ffd3209e920 RDI: 0000000000000005 [ 220.448093][ T1933] RBP: 00007ffd3209e880 R08: 0000000000000000 R09: 0000000000000000 [ 220.448094][ T1933] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912734 [ 220.448095][ T1933] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd3209efe0 | [ 225.721316][ T1948] softirqs last disabled at (0): 0x0 | [ 225.721318][ T1948] Preemption disabled at: | [ 225.721318][ T1948] vprintk_emit (kernel/printk/printk.c:2471) | [ 225.721329][ T1948] Tainted: [W]=WARN [ 225.721330][ T1948] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 225.721332][ T1948] Call Trace: [ 225.721334][ T1948] [ 225.721335][ T1948] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 225.721340][ T1948] ? vprintk_emit (kernel/printk/printk.c:2471) [ 225.721343][ T1948] __might_resched.cold (kernel/sched/core.c:9234) [ 225.721346][ T1948] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 225.721350][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721354][ T1948] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 225.721357][ T1948] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 225.721360][ T1948] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 225.721364][ T1948] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 225.721365][ T1948] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 225.721367][ T1948] put_chars (drivers/char/virtio_console.c:1176) [ 225.721369][ T1948] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 225.721371][ T1948] ? __send_to_port (drivers/char/virtio_console.c:654) [ 225.721373][ T1948] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 225.721376][ T1948] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 225.721379][ T1948] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 225.721380][ T1948] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 225.721382][ T1948] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 225.721383][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721385][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721387][ T1948] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 225.721389][ T1948] console_emit_next_record (kernel/printk/printk.c:3183) [ 225.721391][ T1948] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 225.721393][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721395][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721397][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721398][ T1948] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 225.721400][ T1948] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 225.721402][ T1948] console_flush_one_record (kernel/printk/printk.c:3268) [ 225.721404][ T1948] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 225.721407][ T1948] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 225.721409][ T1948] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 225.721410][ T1948] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 225.721412][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721414][ T1948] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 225.721415][ T1948] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 225.721416][ T1948] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 225.721419][ T1948] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 225.721421][ T1948] ? vprintk_emit (kernel/printk/printk.c:2478) [ 225.721423][ T1948] vprintk_emit (kernel/printk/printk.c:2479) [ 225.721425][ T1948] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 225.721427][ T1948] ? update_load_avg (kernel/sched/fair.c:5864) [ 225.721429][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721431][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721433][ T1948] _printk (kernel/printk/printk.c:2504) [ 225.721436][ T1948] ? snapshot_read.cold (user.c:?) [ 225.721438][ T1948] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 225.721442][ T1948] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 225.721445][ T1948] ? __schedule (kernel/sched/core.c:7277) [ 225.721449][ T1948] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 225.721453][ T1948] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 225.721455][ T1948] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 225.721457][ T1948] ? netdev_notice (net/core/dev.c:13194) [ 225.721459][ T1948] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 225.721462][ T1948] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 225.721466][ T1948] ? preempt_schedule_common (kernel/sched/core.c:7449) [ 225.721467][ T1948] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 225.721470][ T1948] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 225.721473][ T1948] __dev_change_flags (net/core/dev.c:9821) [ 225.721476][ T1948] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 225.721478][ T1948] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 225.721481][ T1948] ? __kernel_text_address (kernel/extable.c:79) [ 225.721482][ T1948] ? write_profile (profile.c:?) [ 225.721484][ T1948] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 225.721487][ T1948] netif_change_flags (net/core/dev.c:9877) [ 225.721489][ T1948] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 225.721493][ T1948] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 225.721495][ T1948] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 225.721496][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721497][ T1948] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 225.721501][ T1948] ? kasan_save_stack (mm/kasan/common.c:58) [ 225.721504][ T1948] ? kasan_save_stack (mm/kasan/common.c:57) [ 225.721505][ T1948] ? kasan_save_track (mm/kasan/common.c:78) [ 225.721507][ T1948] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 225.721509][ T1948] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 225.721510][ T1948] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 225.721511][ T1948] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 225.721512][ T1948] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 225.721514][ T1948] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 225.721515][ T1948] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 225.721516][ T1948] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 225.721518][ T1948] ? ___sys_sendmsg (net/socket.c:2767) [ 225.721519][ T1948] ? __sys_sendmsg (net/socket.c:2799) [ 225.721521][ T1948] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 225.721523][ T1948] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 225.721525][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721527][ T1948] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 225.721529][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721530][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721532][ T1948] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 225.721534][ T1948] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 225.721536][ T1948] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 225.721537][ T1948] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 225.721539][ T1948] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 225.721541][ T1948] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 225.721543][ T1948] rtnl_newlink (net/core/rtnetlink.c:4215) [ 225.721545][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721547][ T1948] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 225.721548][ T1948] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 225.721549][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721551][ T1948] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 225.721554][ T1948] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 225.721556][ T1948] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 225.721558][ T1948] ? __kernel_text_address (kernel/extable.c:79) [ 225.721559][ T1948] ? write_profile (profile.c:?) [ 225.721560][ T1948] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 225.721561][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721563][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721565][ T1948] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 225.721568][ T1948] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 225.721570][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721571][ T1948] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 225.721573][ T1948] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 225.721574][ T1948] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 225.721576][ T1948] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 225.721577][ T1948] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 225.721580][ T1948] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 225.721581][ T1948] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 225.721582][ T1948] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 225.721584][ T1948] ? netlink_ack (./include/linux/skbuff.h:2718) [ 225.721585][ T1948] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 225.721588][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721590][ T1948] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 225.721592][ T1948] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 225.721594][ T1948] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 225.721595][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721597][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721599][ T1948] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 225.721601][ T1948] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 225.721603][ T1948] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 225.721604][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721606][ T1948] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 225.721608][ T1948] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 225.721610][ T1948] ? copy_msghdr_from_user (net/socket.c:2650) [ 225.721611][ T1948] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 225.721613][ T1948] ? move_addr_to_kernel (net/socket.c:258) [ 225.721614][ T1948] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 225.721617][ T1948] ___sys_sendmsg (net/socket.c:2767) [ 225.721619][ T1948] ? copy_msghdr_from_user (net/socket.c:2619) [ 225.721624][ T1948] __sys_sendmsg (net/socket.c:2799) [ 225.721626][ T1948] ? __sys_sendmsg_sock (net/socket.c:2780) [ 225.721628][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 225.721631][ T1948] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 225.721632][ T1948] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 225.721634][ T1948] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 225.721636][ T1948] RIP: 0033:0x7fbef18dc54e [ 225.721637][ T1948] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 225.721639][ T1948] RSP: 002b:00007ffc728a4060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 225.721643][ T1948] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbef18dc54e [ 225.721644][ T1948] RDX: 0000000000000000 RSI: 00007ffc728a4110 RDI: 0000000000000005 [ 225.721645][ T1948] RBP: 00007ffc728a4070 R08: 0000000000000000 R09: 0000000000000000 [ 225.721646][ T1948] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91273a [ 225.721647][ T1948] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc728a47d0 | [ 228.103218][ T1975] softirqs last disabled at (0): 0x0 | [ 228.103220][ T1975] Preemption disabled at: | [ 228.103221][ T1975] vprintk_emit (kernel/printk/printk.c:2471) | [ 228.103232][ T1975] Tainted: [W]=WARN [ 228.103233][ T1975] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 228.103235][ T1975] Call Trace: [ 228.103236][ T1975] [ 228.103237][ T1975] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 228.103243][ T1975] ? vprintk_emit (kernel/printk/printk.c:2471) [ 228.103245][ T1975] __might_resched.cold (kernel/sched/core.c:9234) [ 228.103248][ T1975] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 228.103250][ T1975] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 228.103253][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103257][ T1975] __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)) [ 228.103261][ T1975] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 228.103264][ T1975] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 228.103268][ T1975] ? 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) [ 228.103270][ T1975] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 228.103271][ T1975] put_chars (drivers/char/virtio_console.c:1176) [ 228.103274][ T1975] ? __send_to_port (drivers/char/virtio_console.c:654) [ 228.103275][ T1975] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 228.103278][ T1975] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 228.103281][ T1975] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 228.103282][ T1975] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 228.103286][ T1975] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 228.103287][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103289][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103291][ T1975] console_emit_next_record (kernel/printk/printk.c:3183) [ 228.103294][ T1975] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 228.103303][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103305][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103307][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103308][ T1975] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 228.103310][ T1975] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 228.103312][ T1975] console_flush_one_record (kernel/printk/printk.c:3268) [ 228.103314][ T1975] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 228.103317][ T1975] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 228.103319][ T1975] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 228.103321][ T1975] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 228.103322][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103324][ T1975] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 228.103325][ T1975] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 228.103327][ T1975] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 228.103329][ T1975] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 228.103331][ T1975] ? vprintk_emit (kernel/printk/printk.c:2478) [ 228.103333][ T1975] vprintk_emit (kernel/printk/printk.c:2479) [ 228.103336][ T1975] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 228.103337][ T1975] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 228.103340][ T1975] _printk (kernel/printk/printk.c:2504) [ 228.103344][ T1975] ? snapshot_read.cold (user.c:?) [ 228.103346][ T1975] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 228.103349][ T1975] ? __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)) [ 228.103350][ T1975] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 228.103354][ T1975] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 228.103355][ T1975] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 228.103357][ T1975] ? netdev_notice (net/core/dev.c:13194) [ 228.103359][ T1975] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 228.103362][ T1975] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 228.103364][ T1975] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 228.103367][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103369][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103371][ T1975] ? 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) [ 228.103374][ T1975] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 228.103377][ T1975] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 228.103379][ T1975] __dev_change_flags (net/core/dev.c:9834) [ 228.103382][ T1975] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 228.103384][ T1975] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 228.103386][ T1975] ? __kernel_text_address (kernel/extable.c:79) [ 228.103387][ T1975] ? write_profile (profile.c:?) [ 228.103390][ T1975] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 228.103392][ T1975] netif_change_flags (net/core/dev.c:9877) [ 228.103394][ T1975] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 228.103398][ T1975] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 228.103400][ T1975] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 228.103401][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103403][ T1975] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 228.103407][ T1975] ? kasan_save_stack (mm/kasan/common.c:58) [ 228.103409][ T1975] ? kasan_save_stack (mm/kasan/common.c:57) [ 228.103411][ T1975] ? kasan_save_track (mm/kasan/common.c:78) [ 228.103412][ T1975] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 228.103414][ T1975] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 228.103415][ T1975] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 228.103417][ T1975] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 228.103418][ T1975] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 228.103419][ T1975] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 228.103420][ T1975] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 228.103422][ T1975] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 228.103424][ T1975] ? ___sys_sendmsg (net/socket.c:2767) [ 228.103426][ T1975] ? __sys_sendmsg (net/socket.c:2799) [ 228.103427][ T1975] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 228.103429][ T1975] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 228.103432][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103434][ T1975] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 228.103435][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103437][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103439][ T1975] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 228.103442][ T1975] ? __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) [ 228.103445][ T1975] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 228.103448][ T1975] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 228.103450][ T1975] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 228.103454][ T1975] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 228.103457][ T1975] rtnl_newlink (net/core/rtnetlink.c:4215) [ 228.103459][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103461][ T1975] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 228.103462][ T1975] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 228.103463][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103465][ T1975] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 228.103469][ T1975] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 228.103470][ T1975] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 228.103472][ T1975] ? __kernel_text_address (kernel/extable.c:79) [ 228.103473][ T1975] ? write_profile (profile.c:?) [ 228.103474][ T1975] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 228.103476][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103477][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103479][ T1975] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 228.103482][ T1975] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 228.103484][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103486][ T1975] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 228.103487][ T1975] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 228.103489][ T1975] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 228.103490][ T1975] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 228.103492][ T1975] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 228.103494][ T1975] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 228.103496][ T1975] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 228.103497][ T1975] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 228.103498][ T1975] ? netlink_ack (./include/linux/skbuff.h:2718) [ 228.103500][ T1975] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 228.103502][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103504][ T1975] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 228.103506][ T1975] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 228.103508][ T1975] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 228.103510][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103511][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103513][ T1975] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 228.103515][ T1975] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 228.103517][ T1975] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 228.103519][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103521][ T1975] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 228.103522][ T1975] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 228.103524][ T1975] ? copy_msghdr_from_user (net/socket.c:2650) [ 228.103526][ T1975] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 228.103527][ T1975] ? move_addr_to_kernel (net/socket.c:258) [ 228.103529][ T1975] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 228.103531][ T1975] ___sys_sendmsg (net/socket.c:2767) [ 228.103533][ T1975] ? copy_msghdr_from_user (net/socket.c:2619) [ 228.103538][ T1975] __sys_sendmsg (net/socket.c:2799) [ 228.103540][ T1975] ? __sys_sendmsg_sock (net/socket.c:2780) [ 228.103543][ T1975] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 228.103545][ T1975] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 228.103547][ T1975] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 228.103549][ T1975] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 228.103551][ T1975] RIP: 0033:0x7f687844b54e [ 228.103553][ T1975] 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 [ 228.103555][ T1975] RSP: 002b:00007ffca1a97810 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 228.103559][ T1975] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f687844b54e [ 228.103560][ T1975] RDX: 0000000000000000 RSI: 00007ffca1a978c0 RDI: 0000000000000005 [ 228.103561][ T1975] RBP: 00007ffca1a97820 R08: 0000000000000000 R09: 0000000000000000 [ 228.103562][ T1975] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91273c [ 228.103563][ T1975] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffca1a97f80 | [ 233.343730][ T1990] softirqs last disabled at (0): 0x0 | [ 233.343732][ T1990] Preemption disabled at: | [ 233.343732][ T1990] vprintk_emit (kernel/printk/printk.c:2471) | [ 233.343744][ T1990] Tainted: [W]=WARN [ 233.343745][ T1990] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 233.343746][ T1990] Call Trace: [ 233.343748][ T1990] [ 233.343749][ T1990] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 233.343755][ T1990] ? vprintk_emit (kernel/printk/printk.c:2471) [ 233.343757][ T1990] __might_resched.cold (kernel/sched/core.c:9234) [ 233.343760][ T1990] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 233.343762][ T1990] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 233.343765][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343770][ T1990] __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)) [ 233.343773][ T1990] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 233.343776][ T1990] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 233.343780][ T1990] ? 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) [ 233.343782][ T1990] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 233.343784][ T1990] put_chars (drivers/char/virtio_console.c:1176) [ 233.343785][ T1990] ? __send_to_port (drivers/char/virtio_console.c:654) [ 233.343787][ T1990] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 233.343790][ T1990] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 233.343793][ T1990] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 233.343795][ T1990] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 233.343798][ T1990] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 233.343799][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343801][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343804][ T1990] console_emit_next_record (kernel/printk/printk.c:3183) [ 233.343806][ T1990] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 233.343808][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343810][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343811][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343813][ T1990] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 233.343815][ T1990] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 233.343817][ T1990] console_flush_one_record (kernel/printk/printk.c:3268) [ 233.343819][ T1990] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 233.343822][ T1990] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 233.343824][ T1990] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 233.343826][ T1990] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 233.343827][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343829][ T1990] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 233.343830][ T1990] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 233.343832][ T1990] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 233.343834][ T1990] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 233.343836][ T1990] ? vprintk_emit (kernel/printk/printk.c:2478) [ 233.343838][ T1990] vprintk_emit (kernel/printk/printk.c:2479) [ 233.343841][ T1990] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 233.343843][ T1990] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 233.343845][ T1990] _printk (kernel/printk/printk.c:2504) [ 233.343849][ T1990] ? snapshot_read.cold (user.c:?) [ 233.343851][ T1990] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 233.343854][ T1990] ? __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)) [ 233.343855][ T1990] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 233.343858][ T1990] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 233.343860][ T1990] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 233.343862][ T1990] ? netdev_notice (net/core/dev.c:13194) [ 233.343864][ T1990] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 233.343867][ T1990] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 233.343868][ T1990] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 233.343872][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343873][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343875][ T1990] ? 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) [ 233.343878][ T1990] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 233.343881][ T1990] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 233.343884][ T1990] __dev_change_flags (net/core/dev.c:9834) [ 233.343887][ T1990] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 233.343889][ T1990] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 233.343891][ T1990] ? __kernel_text_address (kernel/extable.c:79) [ 233.343893][ T1990] ? write_profile (profile.c:?) [ 233.343895][ T1990] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 233.343897][ T1990] netif_change_flags (net/core/dev.c:9877) [ 233.343900][ T1990] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 233.343904][ T1990] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 233.343905][ T1990] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 233.343907][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343908][ T1990] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 233.343912][ T1990] ? kasan_save_stack (mm/kasan/common.c:58) [ 233.343915][ T1990] ? kasan_save_stack (mm/kasan/common.c:57) [ 233.343917][ T1990] ? kasan_save_track (mm/kasan/common.c:78) [ 233.343919][ T1990] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 233.343920][ T1990] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 233.343922][ T1990] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 233.343923][ T1990] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 233.343924][ T1990] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 233.343925][ T1990] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 233.343927][ T1990] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 233.343928][ T1990] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 233.343931][ T1990] ? ___sys_sendmsg (net/socket.c:2767) [ 233.343932][ T1990] ? __sys_sendmsg (net/socket.c:2799) [ 233.343934][ T1990] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 233.343936][ T1990] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 233.343939][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343941][ T1990] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 233.343942][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343944][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343946][ T1990] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 233.343948][ T1990] ? __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) [ 233.343950][ T1990] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 233.343951][ T1990] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 233.343953][ T1990] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 233.343955][ T1990] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 233.343957][ T1990] rtnl_newlink (net/core/rtnetlink.c:4215) [ 233.343959][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343961][ T1990] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 233.343962][ T1990] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 233.343964][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343966][ T1990] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 233.343969][ T1990] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 233.343971][ T1990] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 233.343972][ T1990] ? __kernel_text_address (kernel/extable.c:79) [ 233.343974][ T1990] ? write_profile (profile.c:?) [ 233.343975][ T1990] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 233.343976][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343978][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343980][ T1990] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 233.343983][ T1990] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 233.343985][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.343987][ T1990] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 233.343988][ T1990] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 233.343990][ T1990] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 233.343991][ T1990] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 233.343993][ T1990] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 233.343995][ T1990] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 233.343997][ T1990] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 233.343998][ T1990] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 233.344000][ T1990] ? netlink_ack (./include/linux/skbuff.h:2718) [ 233.344001][ T1990] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 233.344004][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.344005][ T1990] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 233.344007][ T1990] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 233.344009][ T1990] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 233.344011][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.344013][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.344015][ T1990] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 233.344017][ T1990] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 233.344019][ T1990] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 233.344021][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.344023][ T1990] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 233.344024][ T1990] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 233.344026][ T1990] ? copy_msghdr_from_user (net/socket.c:2650) [ 233.344028][ T1990] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 233.344029][ T1990] ? move_addr_to_kernel (net/socket.c:258) [ 233.344031][ T1990] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 233.344033][ T1990] ___sys_sendmsg (net/socket.c:2767) [ 233.344035][ T1990] ? copy_msghdr_from_user (net/socket.c:2619) [ 233.344040][ T1990] __sys_sendmsg (net/socket.c:2799) [ 233.344042][ T1990] ? __sys_sendmsg_sock (net/socket.c:2780) [ 233.344045][ T1990] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 233.344047][ T1990] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 233.344048][ T1990] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 233.344050][ T1990] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 233.344052][ T1990] RIP: 0033:0x7f2227a3d54e [ 233.344054][ T1990] 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 [ 233.344056][ T1990] RSP: 002b:00007ffc71409400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 233.344059][ T1990] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2227a3d54e [ 233.344061][ T1990] RDX: 0000000000000000 RSI: 00007ffc714094b0 RDI: 0000000000000005 [ 233.344062][ T1990] RBP: 00007ffc71409410 R08: 0000000000000000 R09: 0000000000000000 [ 233.344062][ T1990] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912741 [ 233.344063][ T1990] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc71409b70 | [ 241.853704][ T2186] softirqs last disabled at (0): 0x0 | [ 241.853706][ T2186] Preemption disabled at: | [ 241.853707][ T2186] vprintk_emit (kernel/printk/printk.c:2471) | [ 241.853718][ T2186] Tainted: [W]=WARN [ 241.853719][ T2186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 241.853721][ T2186] Call Trace: [ 241.853722][ T2186] [ 241.853724][ T2186] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 241.853729][ T2186] ? vprintk_emit (kernel/printk/printk.c:2471) [ 241.853731][ T2186] __might_resched.cold (kernel/sched/core.c:9234) [ 241.853735][ T2186] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 241.853738][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853742][ T2186] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 241.853746][ T2186] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 241.853748][ T2186] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 241.853753][ T2186] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 241.853754][ T2186] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 241.853756][ T2186] put_chars (drivers/char/virtio_console.c:1176) [ 241.853758][ T2186] ? __send_to_port (drivers/char/virtio_console.c:654) [ 241.853760][ T2186] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 241.853763][ T2186] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 241.853766][ T2186] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 241.853768][ T2186] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 241.853770][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853771][ T2186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.853774][ T2186] console_emit_next_record (kernel/printk/printk.c:3183) [ 241.853776][ T2186] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 241.853779][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853780][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853782][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853784][ T2186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.853786][ T2186] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 241.853787][ T2186] console_flush_one_record (kernel/printk/printk.c:3268) [ 241.853790][ T2186] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 241.853792][ T2186] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 241.853794][ T2186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.853796][ T2186] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 241.853797][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853799][ T2186] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 241.853801][ T2186] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 241.853802][ T2186] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 241.853804][ T2186] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 241.853806][ T2186] ? vprintk_emit (kernel/printk/printk.c:2478) [ 241.853808][ T2186] vprintk_emit (kernel/printk/printk.c:2479) [ 241.853811][ T2186] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 241.853813][ T2186] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 241.853816][ T2186] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 241.853819][ T2186] ? ___sys_sendmsg (net/socket.c:2767) [ 241.853821][ T2186] ? __sys_sendmsg (net/socket.c:2799) [ 241.853823][ T2186] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 241.853825][ T2186] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 241.853828][ T2186] _printk (kernel/printk/printk.c:2504) [ 241.853831][ T2186] ? snapshot_read.cold (user.c:?) [ 241.853833][ T2186] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 241.853837][ T2186] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 241.853839][ T2186] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 241.853840][ T2186] ? netdev_notice (net/core/dev.c:13194) [ 241.853842][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853844][ T2186] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 241.853846][ T2186] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 241.853848][ T2186] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 241.853850][ T2186] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 241.853853][ T2186] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 241.853855][ T2186] dev_set_allmulti (net/core/dev_api.c:315) [ 241.853858][ T2186] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 241.853871][ T2186] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 241.853873][ T2186] br_dev_delete (net/bridge/br_if.c:387) bridge [ 241.853881][ T2186] rtnl_dellink (net/core/rtnetlink.c:3651 net/core/rtnetlink.c:3694) [ 241.853884][ T2186] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 241.853886][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853888][ T2186] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 241.853890][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853897][ T2186] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 241.853899][ T2186] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 241.853901][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853902][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853904][ T2186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.853905][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853907][ T2186] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 241.853909][ T2186] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 241.853912][ T2186] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 241.853914][ T2186] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 241.853917][ T2186] ? __kernel_text_address (kernel/extable.c:79) [ 241.853918][ T2186] ? write_profile (profile.c:?) [ 241.853920][ T2186] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 241.853922][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853924][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853925][ T2186] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 241.853929][ T2186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.853931][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853932][ T2186] ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728) [ 241.853935][ T2186] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 241.853937][ T2186] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 241.853938][ T2186] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 241.853939][ T2186] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 241.853943][ T2186] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 241.853945][ T2186] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 241.853946][ T2186] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 241.853948][ T2186] ? netlink_ack (./include/linux/skbuff.h:2718) [ 241.853949][ T2186] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 241.853952][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853954][ T2186] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 241.853956][ T2186] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 241.853958][ T2186] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 241.853959][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853961][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853963][ T2186] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 241.853965][ T2186] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 241.853967][ T2186] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 241.853969][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853971][ T2186] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 241.853972][ T2186] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 241.853974][ T2186] ? copy_msghdr_from_user (net/socket.c:2650) [ 241.853976][ T2186] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 241.853977][ T2186] ? move_addr_to_kernel (net/socket.c:258) [ 241.853979][ T2186] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 241.853982][ T2186] ___sys_sendmsg (net/socket.c:2767) [ 241.853983][ T2186] ? copy_msghdr_from_user (net/socket.c:2619) [ 241.853988][ T2186] __sys_sendmsg (net/socket.c:2799) [ 241.853990][ T2186] ? __sys_sendmsg_sock (net/socket.c:2780) [ 241.853993][ T2186] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 241.853995][ T2186] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 241.853997][ T2186] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 241.853999][ T2186] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 241.854000][ T2186] RIP: 0033:0x7f3c81fb254e [ 241.854002][ T2186] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 241.854004][ T2186] RSP: 002b:00007ffe4a5ac000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 241.854008][ T2186] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f3c81fb254e [ 241.854009][ T2186] RDX: 0000000000000000 RSI: 00007ffe4a5ac0b0 RDI: 0000000000000005 [ 241.854010][ T2186] RBP: 00007ffe4a5ac010 R08: 0000000000000000 R09: 0000000000000000 [ 241.854011][ T2186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91274a [ 241.854012][ T2186] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe4a5ac770 | [ 242.879734][ T73] softirqs last disabled at (28115): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 242.879736][ T73] Preemption disabled at: | [ 242.879737][ T73] vprintk_emit (kernel/printk/printk.c:2471) | [ 242.879748][ T73] Tainted: [W]=WARN [ 242.879749][ T73] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 242.879751][ T73] Workqueue: events netdev_work_proc [ 242.879757][ T73] Call Trace: [ 242.879759][ T73] [ 242.879760][ T73] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 242.879765][ T73] ? vprintk_emit (kernel/printk/printk.c:2471) [ 242.879767][ T73] __might_resched.cold (kernel/sched/core.c:9234) [ 242.879771][ T73] ? macvlan_set_mac_lists (drivers/net/macvlan.c:851) macvlan [ 242.879774][ T73] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 242.879777][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 242.879781][ T73] __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)) [ 242.879785][ T73] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 242.879788][ T73] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 242.879792][ T73] ? 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) [ 242.879793][ T73] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 242.879795][ T73] put_chars (drivers/char/virtio_console.c:1176) [ 242.879797][ T73] ? __send_to_port (drivers/char/virtio_console.c:654) [ 242.879799][ T73] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 242.879801][ T73] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 242.879805][ T73] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 242.879806][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 242.879808][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 242.879810][ T73] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 242.879812][ T73] console_emit_next_record (kernel/printk/printk.c:3183) [ 242.879815][ T73] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 242.879817][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 242.879818][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 242.879820][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 242.879821][ T73] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 242.879823][ T73] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 242.879825][ T73] console_flush_one_record (kernel/printk/printk.c:3268) [ 242.879828][ T73] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 242.879830][ T73] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 242.879832][ T73] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 242.879834][ T73] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 242.879835][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 242.879837][ T73] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 242.879838][ T73] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 242.879840][ T73] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 242.879842][ T73] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 242.879844][ T73] ? vprintk_emit (kernel/printk/printk.c:2478) [ 242.879846][ T73] vprintk_emit (kernel/printk/printk.c:2479) [ 242.879848][ T73] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 242.879850][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 242.879852][ T73] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 242.879854][ T73] _printk (kernel/printk/printk.c:2504) [ 242.879857][ T73] ? snapshot_read.cold (user.c:?) [ 242.879859][ T73] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 242.879862][ T73] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 242.879864][ T73] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 242.879867][ T73] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 242.879869][ T73] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 242.879870][ T73] ? netdev_notice (net/core/dev.c:13194) [ 242.879872][ T73] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 242.879874][ T73] ? 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) [ 242.879876][ T73] ? 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) [ 242.879879][ T73] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 242.879882][ T73] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 242.879884][ T73] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 242.879886][ T73] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 242.879888][ T73] ? 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) [ 242.879890][ T73] ? ref_tracker_free (lib/ref_tracker.c:339) [ 242.879893][ T73] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 242.879894][ T73] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 242.879896][ T73] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 242.879897][ T73] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 242.879899][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 242.879901][ T73] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 242.879904][ T73] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 242.879906][ T73] ? netdev_work_sched (net/core/netdev_work.c:82) [ 242.879907][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 242.879909][ T73] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 242.879910][ T73] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 242.879913][ T73] process_one_work (kernel/workqueue.c:3387) [ 242.879917][ T73] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 242.879919][ T73] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 242.879921][ T73] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 242.879924][ T73] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 242.879925][ T73] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 242.879927][ T73] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 242.879929][ T73] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 242.879931][ T73] kthread (kernel/kthread.c:436) [ 242.879932][ T73] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 242.879934][ T73] ? kthread_affine_preferred (kernel/kthread.c:857) [ 242.879936][ T73] ret_from_fork (arch/x86/kernel/process.c:158) [ 242.879938][ T73] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 242.879940][ T73] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 242.879943][ T73] ? kthread_affine_preferred (kernel/kthread.c:857) [ 242.879945][ T73] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 259.495631][ T2295] softirqs last disabled at (0): 0x0 | [ 259.495633][ T2295] Preemption disabled at: | [ 259.495634][ T2295] vprintk_emit (kernel/printk/printk.c:2471) | [ 259.495645][ T2295] Tainted: [W]=WARN [ 259.495645][ T2295] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 259.495647][ T2295] Call Trace: [ 259.495649][ T2295] [ 259.495650][ T2295] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 259.495656][ T2295] ? vprintk_emit (kernel/printk/printk.c:2471) [ 259.495658][ T2295] __might_resched.cold (kernel/sched/core.c:9234) [ 259.495662][ T2295] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 259.495666][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495670][ T2295] __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)) [ 259.495673][ T2295] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 259.495676][ T2295] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 259.495680][ T2295] ? 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) [ 259.495681][ T2295] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 259.495683][ T2295] put_chars (drivers/char/virtio_console.c:1176) [ 259.495685][ T2295] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 259.495687][ T2295] ? __send_to_port (drivers/char/virtio_console.c:654) [ 259.495689][ T2295] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 259.495692][ T2295] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 259.495695][ T2295] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 259.495696][ T2295] ? 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) [ 259.495698][ T2295] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 259.495700][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495702][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495703][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 259.495705][ T2295] console_emit_next_record (kernel/printk/printk.c:3183) [ 259.495708][ T2295] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 259.495710][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495712][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495713][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495715][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 259.495717][ T2295] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 259.495718][ T2295] console_flush_one_record (kernel/printk/printk.c:3268) [ 259.495721][ T2295] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 259.495724][ T2295] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 259.495725][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 259.495727][ T2295] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 259.495728][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495730][ T2295] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 259.495731][ T2295] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 259.495733][ T2295] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 259.495735][ T2295] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 259.495737][ T2295] ? vprintk_emit (kernel/printk/printk.c:2478) [ 259.495739][ T2295] vprintk_emit (kernel/printk/printk.c:2479) [ 259.495741][ T2295] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 259.495743][ T2295] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 259.495747][ T2295] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 259.495749][ T2295] _printk (kernel/printk/printk.c:2504) [ 259.495753][ T2295] ? snapshot_read.cold (user.c:?) [ 259.495755][ T2295] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 259.495757][ T2295] ? __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)) [ 259.495759][ T2295] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 259.495762][ T2295] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 259.495764][ T2295] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 259.495766][ T2295] ? netdev_notice (net/core/dev.c:13194) [ 259.495768][ T2295] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 259.495771][ T2295] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 259.495774][ T2295] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 259.495777][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495779][ T2295] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 259.495782][ T2295] ? 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) [ 259.495785][ T2295] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 259.495788][ T2295] __dev_change_flags (net/core/dev.c:9821) [ 259.495791][ T2295] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 259.495793][ T2295] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 259.495795][ T2295] ? __kernel_text_address (kernel/extable.c:79) [ 259.495797][ T2295] ? write_profile (profile.c:?) [ 259.495799][ T2295] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 259.495801][ T2295] netif_change_flags (net/core/dev.c:9877) [ 259.495804][ T2295] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 259.495807][ T2295] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 259.495809][ T2295] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 259.495810][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495811][ T2295] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 259.495816][ T2295] ? kasan_save_stack (mm/kasan/common.c:58) [ 259.495818][ T2295] ? kasan_save_stack (mm/kasan/common.c:57) [ 259.495820][ T2295] ? kasan_save_track (mm/kasan/common.c:78) [ 259.495821][ T2295] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 259.495823][ T2295] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 259.495825][ T2295] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 259.495826][ T2295] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 259.495827][ T2295] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 259.495828][ T2295] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 259.495830][ T2295] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 259.495831][ T2295] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 259.495832][ T2295] ? ___sys_sendmsg (net/socket.c:2767) [ 259.495834][ T2295] ? __sys_sendmsg (net/socket.c:2799) [ 259.495836][ T2295] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 259.495838][ T2295] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 259.495840][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495842][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 259.495843][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495845][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495847][ T2295] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 259.495849][ T2295] ? __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) [ 259.495850][ T2295] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 259.495852][ T2295] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 259.495853][ T2295] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 259.495855][ T2295] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 259.495858][ T2295] rtnl_newlink (net/core/rtnetlink.c:4215) [ 259.495860][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495862][ T2295] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 259.495863][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 259.495864][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495866][ T2295] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 259.495869][ T2295] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 259.495871][ T2295] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 259.495872][ T2295] ? __kernel_text_address (kernel/extable.c:79) [ 259.495874][ T2295] ? write_profile (profile.c:?) [ 259.495875][ T2295] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 259.495876][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495878][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495880][ T2295] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 259.495883][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 259.495885][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495886][ T2295] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 259.495888][ T2295] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 259.495890][ T2295] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 259.495891][ T2295] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 259.495892][ T2295] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 259.495895][ T2295] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 259.495896][ T2295] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 259.495898][ T2295] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 259.495899][ T2295] ? netlink_ack (./include/linux/skbuff.h:2718) [ 259.495901][ T2295] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 259.495903][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495905][ T2295] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 259.495907][ T2295] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 259.495909][ T2295] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 259.495910][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495912][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495914][ T2295] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 259.495916][ T2295] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 259.495918][ T2295] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 259.495920][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495921][ T2295] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 259.495923][ T2295] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 259.495925][ T2295] ? copy_msghdr_from_user (net/socket.c:2650) [ 259.495927][ T2295] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 259.495928][ T2295] ? move_addr_to_kernel (net/socket.c:258) [ 259.495930][ T2295] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 259.495932][ T2295] ___sys_sendmsg (net/socket.c:2767) [ 259.495934][ T2295] ? copy_msghdr_from_user (net/socket.c:2619) [ 259.495939][ T2295] __sys_sendmsg (net/socket.c:2799) [ 259.495941][ T2295] ? __sys_sendmsg_sock (net/socket.c:2780) [ 259.495944][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 259.495946][ T2295] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 259.495947][ T2295] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 259.495949][ T2295] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 259.495951][ T2295] RIP: 0033:0x7f1eae6b354e [ 259.495953][ T2295] 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 [ 259.495955][ T2295] RSP: 002b:00007fff4a141cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 259.495958][ T2295] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1eae6b354e [ 259.495960][ T2295] RDX: 0000000000000000 RSI: 00007fff4a141da0 RDI: 0000000000000005 [ 259.495961][ T2295] RBP: 00007fff4a141d00 R08: 0000000000000000 R09: 0000000000000000 [ 259.495962][ T2295] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91275b [ 259.495963][ T2295] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff4a142460 | [ 264.849383][ T2310] softirqs last disabled at (0): 0x0 | [ 264.849385][ T2310] Preemption disabled at: | [ 264.849386][ T2310] vprintk_emit (kernel/printk/printk.c:2471) | [ 264.849397][ T2310] Tainted: [W]=WARN [ 264.849398][ T2310] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 264.849400][ T2310] Call Trace: [ 264.849401][ T2310] [ 264.849403][ T2310] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 264.849408][ T2310] ? vprintk_emit (kernel/printk/printk.c:2471) [ 264.849410][ T2310] __might_resched.cold (kernel/sched/core.c:9234) [ 264.849414][ T2310] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 264.849418][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849422][ T2310] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 264.849425][ T2310] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 264.849428][ T2310] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 264.849432][ T2310] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 264.849434][ T2310] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 264.849436][ T2310] put_chars (drivers/char/virtio_console.c:1176) [ 264.849439][ T2310] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 264.849441][ T2310] ? __send_to_port (drivers/char/virtio_console.c:654) [ 264.849445][ T2310] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 264.849448][ T2310] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 264.849453][ T2310] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 264.849455][ T2310] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 264.849457][ T2310] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 264.849459][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849461][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849463][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 264.849465][ T2310] console_emit_next_record (kernel/printk/printk.c:3183) [ 264.849468][ T2310] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 264.849470][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849471][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849473][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849475][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 264.849477][ T2310] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 264.849479][ T2310] console_flush_one_record (kernel/printk/printk.c:3268) [ 264.849481][ T2310] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 264.849484][ T2310] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 264.849486][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 264.849487][ T2310] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 264.849489][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849491][ T2310] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 264.849492][ T2310] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 264.849494][ T2310] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 264.849496][ T2310] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 264.849498][ T2310] ? vprintk_emit (kernel/printk/printk.c:2478) [ 264.849500][ T2310] vprintk_emit (kernel/printk/printk.c:2479) [ 264.849502][ T2310] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 264.849504][ T2310] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 264.849508][ T2310] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 264.849511][ T2310] _printk (kernel/printk/printk.c:2504) [ 264.849514][ T2310] ? snapshot_read.cold (user.c:?) [ 264.849516][ T2310] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 264.849519][ T2310] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 264.849521][ T2310] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 264.849524][ T2310] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 264.849526][ T2310] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 264.849528][ T2310] ? netdev_notice (net/core/dev.c:13194) [ 264.849530][ T2310] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 264.849533][ T2310] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 264.849536][ T2310] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 264.849539][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849541][ T2310] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 264.849544][ T2310] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 264.849547][ T2310] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 264.849557][ T2310] __dev_change_flags (net/core/dev.c:9821) [ 264.849561][ T2310] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 264.849563][ T2310] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 264.849565][ T2310] ? __kernel_text_address (kernel/extable.c:79) [ 264.849566][ T2310] ? write_profile (profile.c:?) [ 264.849568][ T2310] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 264.849571][ T2310] netif_change_flags (net/core/dev.c:9877) [ 264.849573][ T2310] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 264.849577][ T2310] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 264.849579][ T2310] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 264.849580][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849582][ T2310] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 264.849585][ T2310] ? kasan_save_stack (mm/kasan/common.c:58) [ 264.849588][ T2310] ? kasan_save_stack (mm/kasan/common.c:57) [ 264.849590][ T2310] ? kasan_save_track (mm/kasan/common.c:78) [ 264.849591][ T2310] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 264.849593][ T2310] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 264.849595][ T2310] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 264.849596][ T2310] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 264.849597][ T2310] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 264.849599][ T2310] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 264.849600][ T2310] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 264.849601][ T2310] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 264.849603][ T2310] ? ___sys_sendmsg (net/socket.c:2767) [ 264.849604][ T2310] ? __sys_sendmsg (net/socket.c:2799) [ 264.849606][ T2310] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 264.849608][ T2310] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 264.849611][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849613][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 264.849614][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849616][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849618][ T2310] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 264.849620][ T2310] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 264.849621][ T2310] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 264.849623][ T2310] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 264.849624][ T2310] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 264.849626][ T2310] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 264.849629][ T2310] rtnl_newlink (net/core/rtnetlink.c:4215) [ 264.849631][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849632][ T2310] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 264.849634][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 264.849635][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849637][ T2310] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 264.849640][ T2310] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 264.849642][ T2310] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 264.849644][ T2310] ? __kernel_text_address (kernel/extable.c:79) [ 264.849645][ T2310] ? write_profile (profile.c:?) [ 264.849646][ T2310] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 264.849648][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849649][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849651][ T2310] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 264.849655][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 264.849656][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849658][ T2310] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 264.849660][ T2310] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 264.849661][ T2310] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 264.849663][ T2310] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 264.849664][ T2310] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 264.849667][ T2310] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 264.849668][ T2310] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 264.849670][ T2310] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 264.849671][ T2310] ? netlink_ack (./include/linux/skbuff.h:2718) [ 264.849673][ T2310] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 264.849675][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849677][ T2310] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 264.849679][ T2310] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 264.849681][ T2310] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 264.849683][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849684][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849686][ T2310] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 264.849688][ T2310] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 264.849690][ T2310] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 264.849692][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849694][ T2310] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 264.849696][ T2310] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 264.849697][ T2310] ? copy_msghdr_from_user (net/socket.c:2650) [ 264.849699][ T2310] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 264.849701][ T2310] ? move_addr_to_kernel (net/socket.c:258) [ 264.849702][ T2310] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 264.849705][ T2310] ___sys_sendmsg (net/socket.c:2767) [ 264.849707][ T2310] ? copy_msghdr_from_user (net/socket.c:2619) [ 264.849712][ T2310] __sys_sendmsg (net/socket.c:2799) [ 264.849714][ T2310] ? __sys_sendmsg_sock (net/socket.c:2780) [ 264.849716][ T2310] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 264.849719][ T2310] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 264.849720][ T2310] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 264.849722][ T2310] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 264.849724][ T2310] RIP: 0033:0x7f77346e254e [ 264.849726][ T2310] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 264.849728][ T2310] RSP: 002b:00007ffc79344350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 264.849732][ T2310] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f77346e254e [ 264.849733][ T2310] RDX: 0000000000000000 RSI: 00007ffc79344400 RDI: 0000000000000005 [ 264.849734][ T2310] RBP: 00007ffc79344360 R08: 0000000000000000 R09: 0000000000000000 [ 264.849735][ T2310] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912761 [ 264.849736][ T2310] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc79344ac0 | [ 267.186023][ T2337] softirqs last disabled at (0): 0x0 | [ 267.186025][ T2337] Preemption disabled at: | [ 267.186026][ T2337] vprintk_emit (kernel/printk/printk.c:2471) | [ 267.186037][ T2337] Tainted: [W]=WARN [ 267.186038][ T2337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 267.186040][ T2337] Call Trace: [ 267.186042][ T2337] [ 267.186043][ T2337] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 267.186049][ T2337] ? vprintk_emit (kernel/printk/printk.c:2471) [ 267.186051][ T2337] __might_resched.cold (kernel/sched/core.c:9234) [ 267.186055][ T2337] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 267.186057][ T2337] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 267.186060][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186064][ T2337] __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)) [ 267.186067][ T2337] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 267.186070][ T2337] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 267.186074][ T2337] ? 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) [ 267.186076][ T2337] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 267.186078][ T2337] put_chars (drivers/char/virtio_console.c:1176) [ 267.186080][ T2337] ? __send_to_port (drivers/char/virtio_console.c:654) [ 267.186082][ T2337] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 267.186084][ T2337] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 267.186088][ T2337] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 267.186089][ T2337] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 267.186092][ T2337] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 267.186094][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186096][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186098][ T2337] console_emit_next_record (kernel/printk/printk.c:3183) [ 267.186101][ T2337] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 267.186103][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186105][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186106][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186108][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 267.186110][ T2337] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 267.186115][ T2337] console_flush_one_record (kernel/printk/printk.c:3268) [ 267.186117][ T2337] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 267.186120][ T2337] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 267.186122][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 267.186124][ T2337] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 267.186125][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186127][ T2337] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 267.186129][ T2337] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 267.186130][ T2337] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 267.186132][ T2337] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 267.186134][ T2337] ? vprintk_emit (kernel/printk/printk.c:2478) [ 267.186136][ T2337] vprintk_emit (kernel/printk/printk.c:2479) [ 267.186138][ T2337] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 267.186140][ T2337] ? update_load_avg (kernel/sched/fair.c:5864) [ 267.186142][ T2337] ? update_load_avg (kernel/sched/fair.c:5864) [ 267.186144][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186146][ T2337] _printk (kernel/printk/printk.c:2504) [ 267.186149][ T2337] ? snapshot_read.cold (user.c:?) [ 267.186151][ T2337] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 267.186154][ T2337] ? __schedule (kernel/sched/core.c:7277) [ 267.186156][ T2337] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 267.186159][ T2337] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 267.186160][ T2337] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 267.186162][ T2337] ? netdev_notice (net/core/dev.c:13194) [ 267.186164][ T2337] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 267.186168][ T2337] ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12) [ 267.186170][ T2337] ? 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) [ 267.186174][ T2337] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 267.186176][ T2337] ? __local_bh_enable_ip (kernel/softirq.c:480 (discriminator 2)) [ 267.186179][ T2337] __dev_change_flags (net/core/dev.c:9834) [ 267.186182][ T2337] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 267.186184][ T2337] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 267.186187][ T2337] ? __kernel_text_address (kernel/extable.c:79) [ 267.186188][ T2337] ? write_profile (profile.c:?) [ 267.186190][ T2337] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 267.186193][ T2337] netif_change_flags (net/core/dev.c:9877) [ 267.186196][ T2337] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 267.186200][ T2337] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 267.186202][ T2337] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 267.186203][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186205][ T2337] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 267.186209][ T2337] ? kasan_save_stack (mm/kasan/common.c:58) [ 267.186212][ T2337] ? kasan_save_stack (mm/kasan/common.c:57) [ 267.186213][ T2337] ? kasan_save_track (mm/kasan/common.c:78) [ 267.186215][ T2337] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 267.186216][ T2337] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 267.186218][ T2337] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 267.186219][ T2337] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 267.186221][ T2337] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 267.186222][ T2337] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 267.186223][ T2337] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 267.186225][ T2337] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 267.186228][ T2337] ? ___sys_sendmsg (net/socket.c:2767) [ 267.186229][ T2337] ? __sys_sendmsg (net/socket.c:2799) [ 267.186231][ T2337] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 267.186233][ T2337] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 267.186235][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186237][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 267.186239][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186240][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186242][ T2337] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 267.186244][ T2337] ? __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) [ 267.186246][ T2337] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 267.186247][ T2337] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 267.186249][ T2337] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 267.186251][ T2337] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 267.186253][ T2337] rtnl_newlink (net/core/rtnetlink.c:4215) [ 267.186255][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186257][ T2337] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 267.186259][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 267.186260][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186262][ T2337] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 267.186265][ T2337] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 267.186267][ T2337] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 267.186269][ T2337] ? __kernel_text_address (kernel/extable.c:79) [ 267.186270][ T2337] ? write_profile (profile.c:?) [ 267.186271][ T2337] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 267.186273][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186275][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186276][ T2337] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 267.186280][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 267.186281][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186283][ T2337] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 267.186285][ T2337] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 267.186287][ T2337] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 267.186288][ T2337] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 267.186289][ T2337] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 267.186292][ T2337] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 267.186294][ T2337] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 267.186295][ T2337] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 267.186296][ T2337] ? netlink_ack (./include/linux/skbuff.h:2718) [ 267.186298][ T2337] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 267.186300][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186302][ T2337] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 267.186304][ T2337] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 267.186306][ T2337] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 267.186308][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186310][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186311][ T2337] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 267.186313][ T2337] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 267.186315][ T2337] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 267.186317][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186319][ T2337] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 267.186321][ T2337] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 267.186323][ T2337] ? copy_msghdr_from_user (net/socket.c:2650) [ 267.186325][ T2337] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 267.186326][ T2337] ? move_addr_to_kernel (net/socket.c:258) [ 267.186328][ T2337] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 267.186330][ T2337] ___sys_sendmsg (net/socket.c:2767) [ 267.186332][ T2337] ? copy_msghdr_from_user (net/socket.c:2619) [ 267.186337][ T2337] __sys_sendmsg (net/socket.c:2799) [ 267.186339][ T2337] ? __sys_sendmsg_sock (net/socket.c:2780) [ 267.186342][ T2337] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 267.186344][ T2337] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 267.186346][ T2337] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 267.186348][ T2337] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 267.186349][ T2337] RIP: 0033:0x7f76bdb5e54e [ 267.186351][ T2337] 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 [ 267.186353][ T2337] RSP: 002b:00007ffe1fcf94e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 267.186357][ T2337] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f76bdb5e54e [ 267.186359][ T2337] RDX: 0000000000000000 RSI: 00007ffe1fcf9590 RDI: 0000000000000005 [ 267.186360][ T2337] RBP: 00007ffe1fcf94f0 R08: 0000000000000000 R09: 0000000000000000 [ 267.186361][ T2337] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912763 [ 267.186362][ T2337] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe1fcf9c50 | [ 272.444226][ T2352] softirqs last disabled at (0): 0x0 | [ 272.444227][ T2352] Preemption disabled at: | [ 272.444228][ T2352] vprintk_emit (kernel/printk/printk.c:2471) | [ 272.444240][ T2352] Tainted: [W]=WARN [ 272.444241][ T2352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 272.444242][ T2352] Call Trace: [ 272.444244][ T2352] [ 272.444245][ T2352] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 272.444251][ T2352] ? vprintk_emit (kernel/printk/printk.c:2471) [ 272.444253][ T2352] __might_resched.cold (kernel/sched/core.c:9234) [ 272.444257][ T2352] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 272.444258][ T2352] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 272.444262][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444266][ T2352] __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)) [ 272.444269][ T2352] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 272.444272][ T2352] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 272.444276][ T2352] ? 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) [ 272.444278][ T2352] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 272.444280][ T2352] put_chars (drivers/char/virtio_console.c:1176) [ 272.444282][ T2352] ? __send_to_port (drivers/char/virtio_console.c:654) [ 272.444284][ T2352] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 272.444286][ T2352] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 272.444289][ T2352] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 272.444291][ T2352] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 272.444294][ T2352] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 272.444295][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444297][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444300][ T2352] console_emit_next_record (kernel/printk/printk.c:3183) [ 272.444302][ T2352] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 272.444304][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444306][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444308][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444309][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 272.444311][ T2352] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 272.444313][ T2352] console_flush_one_record (kernel/printk/printk.c:3268) [ 272.444315][ T2352] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 272.444318][ T2352] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 272.444320][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 272.444322][ T2352] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 272.444323][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444325][ T2352] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 272.444326][ T2352] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 272.444328][ T2352] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 272.444330][ T2352] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 272.444332][ T2352] ? vprintk_emit (kernel/printk/printk.c:2478) [ 272.444334][ T2352] vprintk_emit (kernel/printk/printk.c:2479) [ 272.444336][ T2352] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 272.444338][ T2352] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 272.444341][ T2352] _printk (kernel/printk/printk.c:2504) [ 272.444344][ T2352] ? snapshot_read.cold (user.c:?) [ 272.444346][ T2352] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 272.444349][ T2352] ? __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)) [ 272.444351][ T2352] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 272.444354][ T2352] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 272.444356][ T2352] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 272.444358][ T2352] ? netdev_notice (net/core/dev.c:13194) [ 272.444360][ T2352] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 272.444363][ T2352] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 272.444364][ T2352] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 272.444367][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444369][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444371][ T2352] ? 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) [ 272.444374][ T2352] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 272.444377][ T2352] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 272.444380][ T2352] __dev_change_flags (net/core/dev.c:9834) [ 272.444383][ T2352] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 272.444385][ T2352] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 272.444387][ T2352] ? __kernel_text_address (kernel/extable.c:79) [ 272.444388][ T2352] ? write_profile (profile.c:?) [ 272.444391][ T2352] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 272.444393][ T2352] netif_change_flags (net/core/dev.c:9877) [ 272.444395][ T2352] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 272.444399][ T2352] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 272.444401][ T2352] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 272.444402][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444404][ T2352] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 272.444408][ T2352] ? kasan_save_stack (mm/kasan/common.c:58) [ 272.444411][ T2352] ? kasan_save_stack (mm/kasan/common.c:57) [ 272.444412][ T2352] ? kasan_save_track (mm/kasan/common.c:78) [ 272.444414][ T2352] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 272.444415][ T2352] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 272.444417][ T2352] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 272.444418][ T2352] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 272.444419][ T2352] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 272.444421][ T2352] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 272.444422][ T2352] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 272.444423][ T2352] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 272.444426][ T2352] ? ___sys_sendmsg (net/socket.c:2767) [ 272.444427][ T2352] ? __sys_sendmsg (net/socket.c:2799) [ 272.444429][ T2352] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 272.444431][ T2352] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 272.444433][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444435][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 272.444437][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444440][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444442][ T2352] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 272.444445][ T2352] ? __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) [ 272.444448][ T2352] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 272.444450][ T2352] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 272.444453][ T2352] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 272.444456][ T2352] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 272.444458][ T2352] rtnl_newlink (net/core/rtnetlink.c:4215) [ 272.444460][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444462][ T2352] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 272.444463][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 272.444465][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444467][ T2352] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 272.444470][ T2352] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 272.444472][ T2352] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 272.444474][ T2352] ? __kernel_text_address (kernel/extable.c:79) [ 272.444475][ T2352] ? write_profile (profile.c:?) [ 272.444476][ T2352] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 272.444478][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444479][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444481][ T2352] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 272.444484][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 272.444486][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444488][ T2352] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 272.444489][ T2352] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 272.444491][ T2352] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 272.444492][ T2352] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 272.444494][ T2352] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 272.444496][ T2352] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 272.444498][ T2352] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 272.444499][ T2352] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 272.444500][ T2352] ? netlink_ack (./include/linux/skbuff.h:2718) [ 272.444502][ T2352] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 272.444504][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444506][ T2352] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 272.444508][ T2352] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 272.444510][ T2352] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 272.444512][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444513][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444515][ T2352] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 272.444517][ T2352] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 272.444519][ T2352] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 272.444521][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444523][ T2352] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 272.444525][ T2352] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 272.444526][ T2352] ? copy_msghdr_from_user (net/socket.c:2650) [ 272.444528][ T2352] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 272.444529][ T2352] ? move_addr_to_kernel (net/socket.c:258) [ 272.444531][ T2352] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 272.444533][ T2352] ___sys_sendmsg (net/socket.c:2767) [ 272.444535][ T2352] ? copy_msghdr_from_user (net/socket.c:2619) [ 272.444540][ T2352] __sys_sendmsg (net/socket.c:2799) [ 272.444542][ T2352] ? __sys_sendmsg_sock (net/socket.c:2780) [ 272.444545][ T2352] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 272.444547][ T2352] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 272.444549][ T2352] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 272.444551][ T2352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 272.444552][ T2352] RIP: 0033:0x7ff90768954e [ 272.444555][ T2352] 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 [ 272.444556][ T2352] RSP: 002b:00007ffea01123e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 272.444560][ T2352] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff90768954e [ 272.444562][ T2352] RDX: 0000000000000000 RSI: 00007ffea0112490 RDI: 0000000000000005 [ 272.444563][ T2352] RBP: 00007ffea01123f0 R08: 0000000000000000 R09: 0000000000000000 [ 272.444564][ T2352] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912768 [ 272.444565][ T2352] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffea0112b50 | [ 275.494811][ T65] softirqs last disabled at (9248): netdev_work_proc (./include/linux/spinlock.h:353 net/core/netdev_work.c:139) | [ 275.494814][ T65] Preemption disabled at: | [ 275.494814][ T65] vprintk_emit (kernel/printk/printk.c:2471) | [ 275.494826][ T65] Tainted: [W]=WARN [ 275.494827][ T65] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 275.494829][ T65] Workqueue: events netdev_work_proc [ 275.494833][ T65] Call Trace: [ 275.494835][ T65] [ 275.494836][ T65] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 275.494841][ T65] ? vprintk_emit (kernel/printk/printk.c:2471) [ 275.494843][ T65] __might_resched.cold (kernel/sched/core.c:9234) [ 275.494847][ T65] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 275.494850][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.494854][ T65] __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)) [ 275.494857][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 275.494860][ T65] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 275.494864][ T65] ? 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) [ 275.494865][ T65] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 275.494867][ T65] put_chars (drivers/char/virtio_console.c:1176) [ 275.494869][ T65] ? __send_to_port (drivers/char/virtio_console.c:654) [ 275.494871][ T65] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 275.494874][ T65] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 275.494877][ T65] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 275.494878][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.494880][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.494882][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.494884][ T65] console_emit_next_record (kernel/printk/printk.c:3183) [ 275.494887][ T65] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 275.494889][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.494890][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.494892][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.494894][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.494896][ T65] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 275.494897][ T65] console_flush_one_record (kernel/printk/printk.c:3268) [ 275.494900][ T65] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 275.494902][ T65] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 275.494904][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.494906][ T65] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 275.494908][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.494909][ T65] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 275.494911][ T65] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 275.494912][ T65] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 275.494914][ T65] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 275.494916][ T65] ? vprintk_emit (kernel/printk/printk.c:2478) [ 275.494918][ T65] vprintk_emit (kernel/printk/printk.c:2479) [ 275.494921][ T65] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 275.494923][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.494924][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.494926][ T65] _printk (kernel/printk/printk.c:2504) [ 275.494930][ T65] ? snapshot_read.cold (user.c:?) [ 275.494932][ T65] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 275.494934][ T65] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 275.494936][ T65] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 275.494939][ T65] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 275.494941][ T65] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 275.494943][ T65] ? netdev_notice (net/core/dev.c:13194) [ 275.494944][ T65] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 275.494946][ T65] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 275.494948][ T65] ? 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) [ 275.494951][ T65] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 275.494954][ T65] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 275.494956][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 275.494959][ T65] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 275.494961][ T65] ? 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) [ 275.494963][ T65] ? ref_tracker_free (lib/ref_tracker.c:339) [ 275.494966][ T65] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 275.494968][ T65] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 275.494969][ T65] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 275.494970][ T65] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 275.494973][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.494974][ T65] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 275.494977][ T65] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 275.494979][ T65] ? netdev_work_sched (net/core/netdev_work.c:82) [ 275.494981][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.494982][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 275.494984][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 275.494986][ T65] process_one_work (kernel/workqueue.c:3387) [ 275.494990][ T65] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 275.494993][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 275.494995][ T65] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 275.494997][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 275.494999][ T65] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 275.495001][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 275.495003][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 275.495004][ T65] kthread (kernel/kthread.c:436) [ 275.495006][ T65] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 275.495008][ T65] ? kthread_affine_preferred (kernel/kthread.c:857) [ 275.495010][ T65] ret_from_fork (arch/x86/kernel/process.c:158) [ 275.495012][ T65] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 275.495014][ T65] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 275.495017][ T65] ? kthread_affine_preferred (kernel/kthread.c:857) [ 275.495019][ T65] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 293.084331][ T2543] softirqs last disabled at (0): 0x0 | [ 293.084333][ T2543] Preemption disabled at: | [ 293.084334][ T2543] vprintk_emit (kernel/printk/printk.c:2471) | [ 293.084345][ T2543] Tainted: [W]=WARN [ 293.084346][ T2543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 293.084348][ T2543] Call Trace: [ 293.084349][ T2543] [ 293.084351][ T2543] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 293.084356][ T2543] ? vprintk_emit (kernel/printk/printk.c:2471) [ 293.084358][ T2543] __might_resched.cold (kernel/sched/core.c:9234) [ 293.084362][ T2543] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 293.084365][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084369][ T2543] __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)) [ 293.084373][ T2543] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 293.084375][ T2543] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 293.084379][ T2543] ? 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) [ 293.084381][ T2543] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 293.084383][ T2543] put_chars (drivers/char/virtio_console.c:1176) [ 293.084385][ T2543] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 293.084386][ T2543] ? __send_to_port (drivers/char/virtio_console.c:654) [ 293.084389][ T2543] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 293.084391][ T2543] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 293.084394][ T2543] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 293.084396][ T2543] ? 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) [ 293.084397][ T2543] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 293.084399][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084401][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084402][ T2543] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 293.084405][ T2543] console_emit_next_record (kernel/printk/printk.c:3183) [ 293.084407][ T2543] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 293.084409][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084411][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084413][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084414][ T2543] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 293.084416][ T2543] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 293.084418][ T2543] console_flush_one_record (kernel/printk/printk.c:3268) [ 293.084420][ T2543] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 293.084423][ T2543] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 293.084425][ T2543] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 293.084426][ T2543] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 293.084428][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084430][ T2543] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 293.084431][ T2543] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 293.084432][ T2543] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 293.084435][ T2543] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 293.084437][ T2543] ? vprintk_emit (kernel/printk/printk.c:2478) [ 293.084440][ T2543] vprintk_emit (kernel/printk/printk.c:2479) [ 293.084443][ T2543] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 293.084446][ T2543] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 293.084450][ T2543] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 293.084454][ T2543] _printk (kernel/printk/printk.c:2504) [ 293.084458][ T2543] ? snapshot_read.cold (user.c:?) [ 293.084460][ T2543] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 293.084463][ T2543] ? __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)) [ 293.084465][ T2543] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 293.084468][ T2543] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 293.084470][ T2543] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 293.084472][ T2543] ? netdev_notice (net/core/dev.c:13194) [ 293.084473][ T2543] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 293.084477][ T2543] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 293.084480][ T2543] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 293.084483][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084485][ T2543] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 293.084488][ T2543] ? 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) [ 293.084491][ T2543] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 293.084494][ T2543] __dev_change_flags (net/core/dev.c:9821) [ 293.084497][ T2543] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 293.084499][ T2543] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 293.084501][ T2543] ? __kernel_text_address (kernel/extable.c:79) [ 293.084502][ T2543] ? write_profile (profile.c:?) [ 293.084504][ T2543] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 293.084507][ T2543] netif_change_flags (net/core/dev.c:9877) [ 293.084509][ T2543] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 293.084513][ T2543] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 293.084514][ T2543] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 293.084515][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084517][ T2543] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 293.084521][ T2543] ? kasan_save_stack (mm/kasan/common.c:58) [ 293.084523][ T2543] ? kasan_save_stack (mm/kasan/common.c:57) [ 293.084525][ T2543] ? kasan_save_track (mm/kasan/common.c:78) [ 293.084527][ T2543] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 293.084528][ T2543] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 293.084530][ T2543] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 293.084531][ T2543] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 293.084532][ T2543] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 293.084534][ T2543] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 293.084535][ T2543] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 293.084536][ T2543] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 293.084538][ T2543] ? ___sys_sendmsg (net/socket.c:2767) [ 293.084539][ T2543] ? __sys_sendmsg (net/socket.c:2799) [ 293.084541][ T2543] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 293.084543][ T2543] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 293.084545][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084547][ T2543] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 293.084549][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084550][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084552][ T2543] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 293.084554][ T2543] ? __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) [ 293.084556][ T2543] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 293.084557][ T2543] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 293.084559][ T2543] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 293.084561][ T2543] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 293.084563][ T2543] rtnl_newlink (net/core/rtnetlink.c:4215) [ 293.084566][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084568][ T2543] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 293.084569][ T2543] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 293.084570][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084572][ T2543] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 293.084575][ T2543] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 293.084577][ T2543] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 293.084579][ T2543] ? __kernel_text_address (kernel/extable.c:79) [ 293.084580][ T2543] ? write_profile (profile.c:?) [ 293.084581][ T2543] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 293.084583][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084585][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084586][ T2543] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 293.084590][ T2543] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 293.084591][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084593][ T2543] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 293.084595][ T2543] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 293.084596][ T2543] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 293.084598][ T2543] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 293.084599][ T2543] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 293.084602][ T2543] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 293.084603][ T2543] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 293.084605][ T2543] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 293.084606][ T2543] ? netlink_ack (./include/linux/skbuff.h:2718) [ 293.084607][ T2543] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 293.084610][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084612][ T2543] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 293.084614][ T2543] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 293.084616][ T2543] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 293.084617][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084619][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084621][ T2543] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 293.084623][ T2543] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 293.084625][ T2543] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 293.084627][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084628][ T2543] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 293.084630][ T2543] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 293.084632][ T2543] ? copy_msghdr_from_user (net/socket.c:2650) [ 293.084634][ T2543] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 293.084635][ T2543] ? move_addr_to_kernel (net/socket.c:258) [ 293.084637][ T2543] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 293.084639][ T2543] ___sys_sendmsg (net/socket.c:2767) [ 293.084641][ T2543] ? copy_msghdr_from_user (net/socket.c:2619) [ 293.084646][ T2543] __sys_sendmsg (net/socket.c:2799) [ 293.084648][ T2543] ? __sys_sendmsg_sock (net/socket.c:2780) [ 293.084651][ T2543] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 293.084653][ T2543] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 293.084654][ T2543] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 293.084656][ T2543] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 293.084658][ T2543] RIP: 0033:0x7fa648a8154e [ 293.084660][ T2543] 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 [ 293.084662][ T2543] RSP: 002b:00007ffe0f2f68b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 293.084666][ T2543] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa648a8154e [ 293.084667][ T2543] RDX: 0000000000000000 RSI: 00007ffe0f2f6960 RDI: 0000000000000005 [ 293.084668][ T2543] RBP: 00007ffe0f2f68c0 R08: 0000000000000000 R09: 0000000000000000 [ 293.084669][ T2543] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91277d [ 293.084670][ T2543] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe0f2f7020 | [ 298.329260][ T2558] softirqs last disabled at (0): 0x0 | [ 298.329262][ T2558] Preemption disabled at: | [ 298.329263][ T2558] vprintk_emit (kernel/printk/printk.c:2471) | [ 298.329274][ T2558] Tainted: [W]=WARN [ 298.329275][ T2558] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 298.329277][ T2558] Call Trace: [ 298.329279][ T2558] [ 298.329280][ T2558] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 298.329286][ T2558] ? vprintk_emit (kernel/printk/printk.c:2471) [ 298.329288][ T2558] __might_resched.cold (kernel/sched/core.c:9234) [ 298.329292][ T2558] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 298.329295][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329299][ T2558] __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)) [ 298.329303][ T2558] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 298.329306][ T2558] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 298.329310][ T2558] ? 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) [ 298.329312][ T2558] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 298.329314][ T2558] put_chars (drivers/char/virtio_console.c:1176) [ 298.329316][ T2558] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 298.329318][ T2558] ? __send_to_port (drivers/char/virtio_console.c:654) [ 298.329320][ T2558] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 298.329322][ T2558] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 298.329325][ T2558] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 298.329327][ T2558] ? 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) [ 298.329329][ T2558] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 298.329330][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329332][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329334][ T2558] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 298.329336][ T2558] console_emit_next_record (kernel/printk/printk.c:3183) [ 298.329339][ T2558] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 298.329341][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329342][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329344][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329346][ T2558] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 298.329348][ T2558] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 298.329350][ T2558] console_flush_one_record (kernel/printk/printk.c:3268) [ 298.329352][ T2558] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 298.329355][ T2558] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 298.329357][ T2558] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 298.329358][ T2558] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 298.329360][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329362][ T2558] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 298.329363][ T2558] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 298.329365][ T2558] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 298.329367][ T2558] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 298.329369][ T2558] ? vprintk_emit (kernel/printk/printk.c:2478) [ 298.329371][ T2558] vprintk_emit (kernel/printk/printk.c:2479) [ 298.329374][ T2558] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 298.329375][ T2558] ? _raw_spin_unlock_irq_enable (./include/linux/spinlock_api_smp.h:229 (discriminator 1) kernel/locking/spinlock.c:237 (discriminator 1)) [ 298.329379][ T2558] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 298.329382][ T2558] _printk (kernel/printk/printk.c:2504) [ 298.329386][ T2558] ? snapshot_read.cold (user.c:?) [ 298.329388][ T2558] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 298.329391][ T2558] ? __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)) [ 298.329393][ T2558] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 298.329396][ T2558] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 298.329398][ T2558] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 298.329399][ T2558] ? netdev_notice (net/core/dev.c:13194) [ 298.329401][ T2558] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 298.329405][ T2558] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 298.329408][ T2558] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 298.329411][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329413][ T2558] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 298.329416][ T2558] ? 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) [ 298.329419][ T2558] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 298.329422][ T2558] __dev_change_flags (net/core/dev.c:9821) [ 298.329425][ T2558] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 298.329427][ T2558] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 298.329430][ T2558] ? __kernel_text_address (kernel/extable.c:79) [ 298.329431][ T2558] ? write_profile (profile.c:?) [ 298.329433][ T2558] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 298.329435][ T2558] netif_change_flags (net/core/dev.c:9877) [ 298.329439][ T2558] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 298.329443][ T2558] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 298.329446][ T2558] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 298.329448][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329451][ T2558] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 298.329456][ T2558] ? kasan_save_stack (mm/kasan/common.c:58) [ 298.329459][ T2558] ? kasan_save_stack (mm/kasan/common.c:57) [ 298.329460][ T2558] ? kasan_save_track (mm/kasan/common.c:78) [ 298.329462][ T2558] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 298.329464][ T2558] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 298.329465][ T2558] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 298.329467][ T2558] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 298.329468][ T2558] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 298.329469][ T2558] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 298.329471][ T2558] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 298.329472][ T2558] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 298.329473][ T2558] ? ___sys_sendmsg (net/socket.c:2767) [ 298.329475][ T2558] ? __sys_sendmsg (net/socket.c:2799) [ 298.329477][ T2558] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 298.329479][ T2558] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 298.329481][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329483][ T2558] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 298.329485][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329486][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329488][ T2558] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 298.329490][ T2558] ? __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) [ 298.329492][ T2558] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 298.329493][ T2558] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 298.329495][ T2558] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 298.329497][ T2558] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 298.329499][ T2558] rtnl_newlink (net/core/rtnetlink.c:4215) [ 298.329501][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329503][ T2558] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 298.329504][ T2558] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 298.329506][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329508][ T2558] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 298.329511][ T2558] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 298.329513][ T2558] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 298.329515][ T2558] ? __kernel_text_address (kernel/extable.c:79) [ 298.329516][ T2558] ? write_profile (profile.c:?) [ 298.329517][ T2558] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 298.329518][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329520][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329522][ T2558] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 298.329526][ T2558] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 298.329527][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329529][ T2558] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 298.329530][ T2558] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 298.329532][ T2558] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 298.329533][ T2558] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 298.329535][ T2558] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 298.329538][ T2558] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 298.329539][ T2558] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 298.329540][ T2558] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 298.329542][ T2558] ? netlink_ack (./include/linux/skbuff.h:2718) [ 298.329543][ T2558] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 298.329546][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329548][ T2558] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 298.329550][ T2558] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 298.329552][ T2558] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 298.329554][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329555][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329557][ T2558] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 298.329559][ T2558] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 298.329561][ T2558] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 298.329563][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329565][ T2558] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 298.329567][ T2558] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 298.329569][ T2558] ? copy_msghdr_from_user (net/socket.c:2650) [ 298.329570][ T2558] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 298.329572][ T2558] ? move_addr_to_kernel (net/socket.c:258) [ 298.329573][ T2558] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 298.329576][ T2558] ___sys_sendmsg (net/socket.c:2767) [ 298.329578][ T2558] ? copy_msghdr_from_user (net/socket.c:2619) [ 298.329583][ T2558] __sys_sendmsg (net/socket.c:2799) [ 298.329585][ T2558] ? __sys_sendmsg_sock (net/socket.c:2780) [ 298.329588][ T2558] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 298.329590][ T2558] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 298.329591][ T2558] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 298.329594][ T2558] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 298.329595][ T2558] RIP: 0033:0x7fa255d9c54e [ 298.329597][ T2558] 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 [ 298.329599][ T2558] RSP: 002b:00007ffc097afa30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 298.329603][ T2558] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa255d9c54e [ 298.329604][ T2558] RDX: 0000000000000000 RSI: 00007ffc097afae0 RDI: 0000000000000005 [ 298.329605][ T2558] RBP: 00007ffc097afa40 R08: 0000000000000000 R09: 0000000000000000 [ 298.329606][ T2558] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912782 [ 298.329607][ T2558] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc097b01a0 | [ 300.654577][ T2585] softirqs last disabled at (0): 0x0 | [ 300.654579][ T2585] Preemption disabled at: | [ 300.654580][ T2585] vprintk_emit (kernel/printk/printk.c:2471) | [ 300.654591][ T2585] Tainted: [W]=WARN [ 300.654592][ T2585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 300.654594][ T2585] Call Trace: [ 300.654596][ T2585] [ 300.654597][ T2585] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 300.654603][ T2585] ? vprintk_emit (kernel/printk/printk.c:2471) [ 300.654605][ T2585] __might_resched.cold (kernel/sched/core.c:9234) [ 300.654609][ T2585] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 300.654610][ T2585] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 300.654614][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654618][ T2585] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 300.654621][ T2585] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 300.654624][ T2585] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 300.654628][ T2585] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 300.654630][ T2585] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 300.654632][ T2585] put_chars (drivers/char/virtio_console.c:1176) [ 300.654634][ T2585] ? __send_to_port (drivers/char/virtio_console.c:654) [ 300.654636][ T2585] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 300.654638][ T2585] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 300.654641][ T2585] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 300.654643][ T2585] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 300.654646][ T2585] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 300.654648][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654650][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654652][ T2585] console_emit_next_record (kernel/printk/printk.c:3183) [ 300.654655][ T2585] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 300.654657][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654659][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654661][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654662][ T2585] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.654664][ T2585] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 300.654666][ T2585] console_flush_one_record (kernel/printk/printk.c:3268) [ 300.654669][ T2585] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 300.654672][ T2585] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 300.654673][ T2585] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.654675][ T2585] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 300.654677][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654678][ T2585] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 300.654680][ T2585] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 300.654681][ T2585] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 300.654684][ T2585] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 300.654686][ T2585] ? vprintk_emit (kernel/printk/printk.c:2478) [ 300.654688][ T2585] vprintk_emit (kernel/printk/printk.c:2479) [ 300.654690][ T2585] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 300.654692][ T2585] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 300.654695][ T2585] _printk (kernel/printk/printk.c:2504) [ 300.654698][ T2585] ? snapshot_read.cold (user.c:?) [ 300.654700][ T2585] ? __virt_addr_valid (./include/linux/rcupdate.h:948 ./include/linux/mmzone.h:2276 arch/x86/mm/physaddr.c:54) [ 300.654704][ T2585] ? __virt_addr_valid (./include/linux/rcupdate.h:974 (discriminator 1) ./include/linux/mmzone.h:2286 (discriminator 1) arch/x86/mm/physaddr.c:54 (discriminator 1)) [ 300.654705][ T2585] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 300.654708][ T2585] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 300.654710][ T2585] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 300.654712][ T2585] ? netdev_notice (net/core/dev.c:13194) [ 300.654714][ T2585] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 300.654717][ T2585] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 300.654718][ T2585] ? pwq_dec_nr_in_flight (kernel/workqueue.c:2102) [ 300.654722][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654724][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654725][ T2585] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 300.654729][ T2585] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 300.654732][ T2585] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 300.654734][ T2585] __dev_change_flags (net/core/dev.c:9834) [ 300.654737][ T2585] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 300.654739][ T2585] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 300.654741][ T2585] ? __kernel_text_address (kernel/extable.c:79) [ 300.654743][ T2585] ? write_profile (profile.c:?) [ 300.654745][ T2585] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 300.654747][ T2585] netif_change_flags (net/core/dev.c:9877) [ 300.654750][ T2585] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 300.654753][ T2585] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 300.654755][ T2585] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 300.654756][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654758][ T2585] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 300.654762][ T2585] ? kasan_save_stack (mm/kasan/common.c:58) [ 300.654765][ T2585] ? kasan_save_stack (mm/kasan/common.c:57) [ 300.654766][ T2585] ? kasan_save_track (mm/kasan/common.c:78) [ 300.654768][ T2585] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 300.654769][ T2585] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 300.654771][ T2585] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 300.654772][ T2585] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 300.654774][ T2585] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 300.654775][ T2585] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 300.654776][ T2585] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 300.654778][ T2585] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 300.654780][ T2585] ? ___sys_sendmsg (net/socket.c:2767) [ 300.654782][ T2585] ? __sys_sendmsg (net/socket.c:2799) [ 300.654784][ T2585] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 300.654786][ T2585] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 300.654788][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654790][ T2585] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.654791][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654793][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654803][ T2585] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 300.654805][ T2585] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 300.654807][ T2585] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 300.654809][ T2585] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 300.654810][ T2585] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 300.654813][ T2585] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 300.654815][ T2585] rtnl_newlink (net/core/rtnetlink.c:4215) [ 300.654817][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654819][ T2585] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 300.654820][ T2585] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.654822][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654824][ T2585] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 300.654827][ T2585] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 300.654829][ T2585] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 300.654831][ T2585] ? __kernel_text_address (kernel/extable.c:79) [ 300.654832][ T2585] ? write_profile (profile.c:?) [ 300.654833][ T2585] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 300.654834][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654836][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654838][ T2585] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 300.654841][ T2585] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.654843][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654845][ T2585] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 300.654846][ T2585] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 300.654848][ T2585] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 300.654850][ T2585] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 300.654851][ T2585] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 300.654854][ T2585] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 300.654855][ T2585] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 300.654857][ T2585] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 300.654858][ T2585] ? netlink_ack (./include/linux/skbuff.h:2718) [ 300.654859][ T2585] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 300.654862][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654864][ T2585] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 300.654866][ T2585] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 300.654868][ T2585] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 300.654870][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654871][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654873][ T2585] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 300.654875][ T2585] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 300.654877][ T2585] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 300.654879][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654881][ T2585] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 300.654883][ T2585] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 300.654885][ T2585] ? copy_msghdr_from_user (net/socket.c:2650) [ 300.654886][ T2585] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 300.654888][ T2585] ? move_addr_to_kernel (net/socket.c:258) [ 300.654889][ T2585] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 300.654892][ T2585] ___sys_sendmsg (net/socket.c:2767) [ 300.654894][ T2585] ? copy_msghdr_from_user (net/socket.c:2619) [ 300.654899][ T2585] __sys_sendmsg (net/socket.c:2799) [ 300.654901][ T2585] ? __sys_sendmsg_sock (net/socket.c:2780) [ 300.654904][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 300.654906][ T2585] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 300.654907][ T2585] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 300.654909][ T2585] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 300.654911][ T2585] RIP: 0033:0x7fda5cc8554e [ 300.654913][ T2585] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 300.654915][ T2585] RSP: 002b:00007ffd05f340e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 300.654919][ T2585] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fda5cc8554e [ 300.654920][ T2585] RDX: 0000000000000000 RSI: 00007ffd05f34190 RDI: 0000000000000005 [ 300.654921][ T2585] RBP: 00007ffd05f340f0 R08: 0000000000000000 R09: 0000000000000000 [ 300.654922][ T2585] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912785 [ 300.654923][ T2585] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd05f34850 | [ 305.899122][ T2600] softirqs last disabled at (0): 0x0 | [ 305.899124][ T2600] Preemption disabled at: | [ 305.899125][ T2600] vprintk_emit (kernel/printk/printk.c:2471) | [ 305.899136][ T2600] Tainted: [W]=WARN [ 305.899137][ T2600] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 305.899138][ T2600] Call Trace: [ 305.899140][ T2600] [ 305.899141][ T2600] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 305.899147][ T2600] ? vprintk_emit (kernel/printk/printk.c:2471) [ 305.899149][ T2600] __might_resched.cold (kernel/sched/core.c:9234) [ 305.899153][ T2600] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 305.899154][ T2600] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 305.899158][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899161][ T2600] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 305.899165][ T2600] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 305.899168][ T2600] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 305.899172][ T2600] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 305.899174][ T2600] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 305.899176][ T2600] put_chars (drivers/char/virtio_console.c:1176) [ 305.899178][ T2600] ? __send_to_port (drivers/char/virtio_console.c:654) [ 305.899180][ T2600] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 305.899182][ T2600] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 305.899185][ T2600] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 305.899187][ T2600] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 305.899190][ T2600] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 305.899192][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899193][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899196][ T2600] console_emit_next_record (kernel/printk/printk.c:3183) [ 305.899199][ T2600] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 305.899201][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899202][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899204][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899206][ T2600] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.899208][ T2600] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 305.899209][ T2600] console_flush_one_record (kernel/printk/printk.c:3268) [ 305.899212][ T2600] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 305.899214][ T2600] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 305.899216][ T2600] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.899218][ T2600] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 305.899219][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899221][ T2600] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 305.899223][ T2600] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 305.899224][ T2600] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 305.899226][ T2600] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 305.899228][ T2600] ? vprintk_emit (kernel/printk/printk.c:2478) [ 305.899230][ T2600] vprintk_emit (kernel/printk/printk.c:2479) [ 305.899233][ T2600] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 305.899235][ T2600] ? update_load_avg (kernel/sched/fair.c:5864) [ 305.899237][ T2600] ? update_load_avg (kernel/sched/fair.c:5864) [ 305.899238][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899241][ T2600] _printk (kernel/printk/printk.c:2504) [ 305.899244][ T2600] ? snapshot_read.cold (user.c:?) [ 305.899246][ T2600] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 305.899248][ T2600] ? __schedule (kernel/sched/core.c:7277) [ 305.899250][ T2600] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 305.899253][ T2600] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 305.899255][ T2600] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 305.899257][ T2600] ? netdev_notice (net/core/dev.c:13194) [ 305.899258][ T2600] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 305.899263][ T2600] ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12) [ 305.899265][ T2600] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 305.899268][ T2600] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 305.899271][ T2600] ? __local_bh_enable_ip (kernel/softirq.c:480 (discriminator 2)) [ 305.899273][ T2600] __dev_change_flags (net/core/dev.c:9834) [ 305.899277][ T2600] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 305.899278][ T2600] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 305.899281][ T2600] ? __kernel_text_address (kernel/extable.c:79) [ 305.899282][ T2600] ? write_profile (profile.c:?) [ 305.899284][ T2600] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 305.899287][ T2600] netif_change_flags (net/core/dev.c:9877) [ 305.899290][ T2600] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 305.899293][ T2600] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 305.899295][ T2600] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 305.899296][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899298][ T2600] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 305.899302][ T2600] ? kasan_save_stack (mm/kasan/common.c:58) [ 305.899305][ T2600] ? kasan_save_stack (mm/kasan/common.c:57) [ 305.899306][ T2600] ? kasan_save_track (mm/kasan/common.c:78) [ 305.899308][ T2600] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 305.899309][ T2600] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 305.899311][ T2600] ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1)) [ 305.899312][ T2600] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 305.899313][ T2600] ? netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 305.899315][ T2600] ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 305.899316][ T2600] ? netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 305.899317][ T2600] ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 305.899320][ T2600] ? ___sys_sendmsg (net/socket.c:2767) [ 305.899321][ T2600] ? __sys_sendmsg (net/socket.c:2799) [ 305.899323][ T2600] ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 305.899325][ T2600] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 305.899328][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899330][ T2600] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.899331][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899333][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899335][ T2600] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 305.899337][ T2600] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 305.899339][ T2600] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 305.899340][ T2600] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 305.899342][ T2600] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 305.899344][ T2600] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 305.899346][ T2600] rtnl_newlink (net/core/rtnetlink.c:4215) [ 305.899348][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899350][ T2600] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 305.899351][ T2600] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.899353][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899355][ T2600] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 305.899358][ T2600] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 305.899360][ T2600] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 305.899361][ T2600] ? __kernel_text_address (kernel/extable.c:79) [ 305.899363][ T2600] ? write_profile (profile.c:?) [ 305.899364][ T2600] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 305.899365][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899367][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899369][ T2600] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 305.899372][ T2600] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.899374][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899376][ T2600] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 305.899377][ T2600] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 305.899379][ T2600] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 305.899380][ T2600] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 305.899382][ T2600] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 305.899384][ T2600] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 305.899386][ T2600] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 305.899387][ T2600] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 305.899389][ T2600] ? netlink_ack (./include/linux/skbuff.h:2718) [ 305.899390][ T2600] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 305.899393][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899394][ T2600] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 305.899396][ T2600] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 305.899398][ T2600] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 305.899400][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899402][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899404][ T2600] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 305.899406][ T2600] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 305.899407][ T2600] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 305.899409][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899411][ T2600] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 305.899413][ T2600] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 305.899415][ T2600] ? copy_msghdr_from_user (net/socket.c:2650) [ 305.899417][ T2600] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 305.899418][ T2600] ? move_addr_to_kernel (net/socket.c:258) [ 305.899420][ T2600] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 305.899422][ T2600] ___sys_sendmsg (net/socket.c:2767) [ 305.899424][ T2600] ? copy_msghdr_from_user (net/socket.c:2619) [ 305.899429][ T2600] __sys_sendmsg (net/socket.c:2799) [ 305.899431][ T2600] ? __sys_sendmsg_sock (net/socket.c:2780) [ 305.899434][ T2600] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 305.899436][ T2600] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 305.899438][ T2600] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 305.899441][ T2600] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 305.899443][ T2600] RIP: 0033:0x7fb4adaa154e [ 305.899446][ T2600] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 305.899448][ T2600] RSP: 002b:00007ffeaea65870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 305.899453][ T2600] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb4adaa154e [ 305.899455][ T2600] RDX: 0000000000000000 RSI: 00007ffeaea65920 RDI: 0000000000000005 [ 305.899456][ T2600] RBP: 00007ffeaea65880 R08: 0000000000000000 R09: 0000000000000000 [ 305.899457][ T2600] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91278a [ 305.899458][ T2600] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeaea65fe0 | [ 308.880681][ T820] softirqs last disabled at (0): 0x0 | [ 308.880683][ T820] Preemption disabled at: | [ 308.880684][ T820] vprintk_emit (kernel/printk/printk.c:2471) | [ 308.880695][ T820] Tainted: [W]=WARN [ 308.880696][ T820] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 308.880698][ T820] Workqueue: events netdev_work_proc [ 308.880704][ T820] Call Trace: [ 308.880706][ T820] [ 308.880707][ T820] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 308.880713][ T820] ? vprintk_emit (kernel/printk/printk.c:2471) [ 308.880715][ T820] __might_resched.cold (kernel/sched/core.c:9234) [ 308.880719][ T820] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 308.880722][ T820] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.880726][ T820] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 308.880730][ T820] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 308.880732][ T820] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 308.880736][ T820] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 308.880738][ T820] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 308.880740][ T820] put_chars (drivers/char/virtio_console.c:1176) [ 308.880742][ T820] ? __send_to_port (drivers/char/virtio_console.c:654) [ 308.880744][ T820] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 308.880746][ T820] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 308.880750][ T820] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 308.880751][ T820] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.880753][ T820] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.880755][ T820] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.880757][ T820] console_emit_next_record (kernel/printk/printk.c:3183) [ 308.880759][ T820] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 308.880762][ T820] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.880763][ T820] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.880765][ T820] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.880767][ T820] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.880769][ T820] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 308.880770][ T820] console_flush_one_record (kernel/printk/printk.c:3268) [ 308.880773][ T820] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 308.880776][ T820] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 308.880777][ T820] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.880779][ T820] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 308.880781][ T820] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.880782][ T820] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 308.880784][ T820] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 308.880785][ T820] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 308.880788][ T820] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 308.880790][ T820] ? vprintk_emit (kernel/printk/printk.c:2478) [ 308.880792][ T820] vprintk_emit (kernel/printk/printk.c:2479) [ 308.880794][ T820] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 308.880796][ T820] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.880798][ T820] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.880800][ T820] _printk (kernel/printk/printk.c:2504) [ 308.880803][ T820] ? snapshot_read.cold (user.c:?) [ 308.880805][ T820] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 308.880808][ T820] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 308.880810][ T820] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 308.880813][ T820] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 308.880815][ T820] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 308.880817][ T820] ? netdev_notice (net/core/dev.c:13194) [ 308.880818][ T820] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 308.880820][ T820] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 308.880822][ T820] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 308.880825][ T820] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 308.880828][ T820] netif_rx_mode_run (net/core/dev_addr_lists.c:1314) [ 308.880831][ T820] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 308.880834][ T820] ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274) [ 308.880835][ T820] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 308.880837][ T820] ? ref_tracker_free (lib/ref_tracker.c:339) [ 308.880841][ T820] ? ref_tracker_alloc (lib/ref_tracker.c:283) [ 308.880842][ T820] ? netdev_work_proc (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 ./include/linux/netdevice.h:4552 net/core/netdev_work.c:152) [ 308.880843][ T820] ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164) [ 308.880845][ T820] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 308.880847][ T820] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.880849][ T820] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 308.880860][ T820] netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171) [ 308.880862][ T820] ? netdev_work_sched (net/core/netdev_work.c:82) [ 308.880863][ T820] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.880865][ T820] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 308.880866][ T820] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 308.880869][ T820] process_one_work (kernel/workqueue.c:3387) [ 308.880873][ T820] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 308.880874][ T820] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 308.880876][ T820] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999) [ 308.880879][ T820] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 308.880882][ T820] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 308.880884][ T820] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 308.880886][ T820] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 308.880888][ T820] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 308.880890][ T820] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 308.880891][ T820] kthread (kernel/kthread.c:436) [ 308.880893][ T820] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 308.880894][ T820] ? kthread_affine_preferred (kernel/kthread.c:857) [ 308.880896][ T820] ret_from_fork (arch/x86/kernel/process.c:158) [ 308.880899][ T820] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 308.880901][ T820] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 308.880904][ T820] ? 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 netdev_work_proc:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars dev_set_rx_mode:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print 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 __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars