[ 11.110579][ T195] ip (195) used greatest stack depth: 24016 bytes left [ 11.110595][ T195] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.110598][ T195] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 195, name: ip [ 11.110600][ T195] preempt_count: 2, expected: 0 [ 11.110600][ T195] RCU nest depth: 0, expected: 0 [ 11.110601][ T195] locks held by ip/195: 5, last CPU#1: [ 11.110603][ T195] #0: ffffffff956027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.110617][ T195] #1: ffffffff95769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.110622][ T195] #2: ffffffff95769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.110626][ T195] #3: ffffffff95689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.110630][ T195] #4: ffffffff95689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.110634][ T195] irq event stamp: 38824 [ 11.110635][ T195] hardirqs last enabled at (38823): [] __down_trylock_console_sem+0x86/0xa0 [ 11.110638][ T195] hardirqs last disabled at (38824): [] console_emit_next_record+0x3d4/0x4c0 [ 11.110640][ T195] softirqs last enabled at (38658): [] handle_softirqs+0x67c/0x900 [ 11.110642][ T195] softirqs last disabled at (38653): [] __irq_exit_rcu+0x145/0x1c0 [ 11.110644][ T195] Preemption disabled at: [ 11.110644][ T195] [<0000000000000000>] 0x0 [ 11.110651][ T195] CPU: 1 UID: 0 PID: 195 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.110655][ T195] Tainted: [W]=WARN [ 11.110656][ T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.110658][ T195] Call Trace: [ 11.110668][ T195] [ 11.110670][ T195] dump_stack_lvl+0x6f/0xa0 [ 11.110676][ T195] __might_resched.cold+0x1fe/0x2c1 [ 11.110680][ T195] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.110684][ T195] ? __kmalloc_noprof+0xdb/0x760 [ 11.110690][ T195] __kmalloc_noprof+0x443/0x760 [ 11.110692][ T195] ? alloc_buf.isra.0+0x4b/0x260 [ 11.110698][ T195] ? do_raw_spin_unlock+0x59/0x250 [ 11.110700][ T195] alloc_buf.isra.0+0x4b/0x260 [ 11.110703][ T195] put_chars+0x1e1/0x2f0 [ 11.110706][ T195] ? __send_to_port+0x420/0x420 [ 11.110708][ T195] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.110712][ T195] ? validate_chain+0x38b/0xc20 [ 11.110718][ T195] hvc_console_print+0x292/0x780 [ 11.110724][ T195] ? hvc_write+0x3a0/0x3a0 [ 11.110726][ T195] ? rcu_is_watching+0x16/0xd0 [ 11.110729][ T195] ? lock_acquire+0x13c/0x160 [ 11.110733][ T195] console_emit_next_record+0x22f/0x4c0 [ 11.110736][ T195] ? devkmsg_read+0x4b0/0x4b0 [ 11.110738][ T195] ? console_flush_one_record+0x106/0x710 [ 11.110741][ T195] ? rcu_is_watching+0x16/0xd0 [ 11.110744][ T195] ? lock_acquire+0x13c/0x160 [ 11.110748][ T195] console_flush_one_record+0x46f/0x710 [ 11.110752][ T195] ? console_emit_next_record+0x4c0/0x4c0 [ 11.110754][ T195] ? __lock_acquire+0x518/0xc20 [ 11.110759][ T195] console_unlock+0xee/0x1f0 [ 11.110762][ T195] ? console_flush_one_record+0x710/0x710 [ 11.110764][ T195] ? rcu_is_watching+0x16/0xd0 [ 11.110766][ T195] ? lock_acquire+0x60/0x160 [ 11.110770][ T195] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.110771][ T195] ? vprintk_emit+0x320/0x3e0 [ 11.110775][ T195] vprintk_emit+0x37c/0x3e0 [ 11.110779][ T195] ? wake_up_klogd_work_func+0x90/0x90 [ 11.110782][ T195] ? __lock_acquire+0x518/0xc20 [ 11.110786][ T195] _printk+0xc7/0x100 [ 11.110790][ T195] ? snapshot_read.cold+0x21/0x21 [ 11.110792][ T195] ? do_raw_spin_lock+0x131/0x280 [ 11.110795][ T195] ? __rwlock_init+0x150/0x150 [ 11.110799][ T195] ? do_raw_spin_lock+0x131/0x280 [ 11.110801][ T195] do_exit.cold+0x82/0x9c [ 11.110805][ T195] ? exit_notify+0x890/0x890 [ 11.110807][ T195] ? __lock_release.isra.0+0x69/0x1a0 [ 11.110810][ T195] ? rcu_is_watching+0x16/0xd0 [ 11.110814][ T195] do_group_exit+0xb8/0x370 [ 11.110817][ T195] __x64_sys_exit_group+0x3c/0x50 [ 11.110819][ T195] x64_sys_call+0x1567/0x1570 [ 11.110821][ T195] do_syscall_64+0xff/0x530 [ 11.110824][ T195] ? exc_page_fault+0xee/0x100 [ 11.110827][ T195] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.110829][ T195] RIP: 0033:0x7fab8908d1b8 [ 11.110832][ T195] Code: Unable to access opcode bytes at 0x7fab8908d18e. [ 11.110833][ T195] RSP: 002b:00007ffe783c9398 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.110835][ T195] RAX: ffffffffffffffda RBX: 00007fab891bdf88 RCX: 00007fab8908d1b8 [ 11.110837][ T195] RDX: 00007fab88dd7fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.110838][ T195] RBP: 00007ffe783c93f0 R08: 0000000000000000 R09: 0000000000008010 [ 11.110838][ T195] R10: 00007ffe783c91b0 R11: 0000000000000246 R12: 0000000000000001 [ 11.110839][ T195] R13: 0000000000000000 R14: 00007fab891bc680 R15: 00007fab891bdfa0 [ 11.110846][ T195] [ 13.654702][ T307] br: port 1(veth1) entered blocking state [ 13.654838][ T307] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.654840][ T307] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 307, name: ip [ 13.654842][ T307] preempt_count: 1, expected: 0 [ 13.654843][ T307] RCU nest depth: 0, expected: 0 [ 13.654844][ T307] locks held by ip/307: 5, last CPU#0: [ 13.654846][ T307] #0: ffffffff95ed2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 13.654858][ T307] #1: ffffffff95769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.654865][ T307] #2: ffffffff95769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.654868][ T307] #3: ffffffff95689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.654872][ T307] #4: ffffffff95689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.654877][ T307] irq event stamp: 22406 [ 13.654877][ T307] hardirqs last enabled at (22405): [] __down_trylock_console_sem+0x86/0xa0 [ 13.654880][ T307] hardirqs last disabled at (22406): [] console_emit_next_record+0x3d4/0x4c0 [ 13.654882][ T307] softirqs last enabled at (22336): [] addrconf_permanent_addr+0x2b1/0x9c0 [ 13.654886][ T307] softirqs last disabled at (22334): [] addrconf_permanent_addr+0x108/0x9c0 [ 13.654888][ T307] Preemption disabled at: [ 13.654889][ T307] [] vprintk_emit+0x31b/0x3e0 [ 13.654895][ T307] CPU: 0 UID: 0 PID: 307 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.654898][ T307] Tainted: [W]=WARN [ 13.654899][ T307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.654901][ T307] Call Trace: [ 13.654903][ T307] [ 13.654904][ T307] dump_stack_lvl+0x6f/0xa0 [ 13.654910][ T307] ? vprintk_emit+0x31b/0x3e0 [ 13.654912][ T307] __might_resched.cold+0x1fe/0x2c1 [ 13.654917][ T307] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.654921][ T307] ? __kmalloc_noprof+0xdb/0x760 [ 13.654926][ T307] __kmalloc_noprof+0x443/0x760 [ 13.654928][ T307] ? alloc_buf.isra.0+0x4b/0x260 [ 13.654934][ T307] ? do_raw_spin_unlock+0x59/0x250 [ 13.654937][ T307] alloc_buf.isra.0+0x4b/0x260 [ 13.654940][ T307] put_chars+0x1e1/0x2f0 [ 13.654943][ T307] ? __send_to_port+0x420/0x420 [ 13.654947][ T307] ? validate_chain+0x34a/0xc20 [ 13.654951][ T307] hvc_console_print+0x292/0x780 [ 13.654954][ T307] ? mark_usage+0x61/0x170 [ 13.654956][ T307] ? __lock_acquire+0x518/0xc20 [ 13.654957][ T307] ? __lock_acquire+0x518/0xc20 [ 13.654961][ T307] ? hvc_write+0x3a0/0x3a0 [ 13.654963][ T307] ? console_emit_next_record+0x1df/0x4c0 [ 13.654967][ T307] ? rcu_is_watching+0x16/0xd0 [ 13.654970][ T307] ? lock_acquire+0x13c/0x160 [ 13.654974][ T307] console_emit_next_record+0x22f/0x4c0 [ 13.654978][ T307] ? devkmsg_read+0x4b0/0x4b0 [ 13.654980][ T307] ? console_flush_one_record+0x106/0x710 [ 13.654983][ T307] ? rcu_is_watching+0x16/0xd0 [ 13.654986][ T307] ? lock_acquire+0x13c/0x160 [ 13.654990][ T307] console_flush_one_record+0x46f/0x710 [ 13.654994][ T307] ? console_emit_next_record+0x4c0/0x4c0 [ 13.654996][ T307] ? __lock_acquire+0x518/0xc20 [ 13.655001][ T307] console_unlock+0xee/0x1f0 [ 13.655004][ T307] ? console_flush_one_record+0x710/0x710 [ 13.655006][ T307] ? rcu_is_watching+0x16/0xd0 [ 13.655008][ T307] ? lock_acquire+0x60/0x160 [ 13.655012][ T307] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.655014][ T307] ? vprintk_emit+0x320/0x3e0 [ 13.655017][ T307] vprintk_emit+0x37c/0x3e0 [ 13.655021][ T307] ? wake_up_klogd_work_func+0x90/0x90 [ 13.655024][ T307] ? __lock_release.isra.0+0x69/0x1a0 [ 13.655025][ T307] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 13.655029][ T307] ? mark_held_locks+0x40/0x70 [ 13.655033][ T307] _printk+0xc7/0x100 [ 13.655036][ T307] ? snapshot_read.cold+0x21/0x21 [ 13.655040][ T307] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 13.655054][ T307] ? do_setlink.isra.0+0xa31/0x2750 [ 13.655055][ T307] ? rtnl_newlink+0x9f1/0x11c0 [ 13.655057][ T307] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.655061][ T307] br_set_state+0x22f/0x430 [bridge] [ 13.655072][ T307] br_init_port+0xc4/0x200 [bridge] [ 13.655081][ T307] new_nbp+0x39c/0x580 [bridge] [ 13.655090][ T307] br_add_if+0x212/0x1320 [bridge] [ 13.655098][ T307] ? netif_set_allmulti+0x250/0x250 [ 13.655101][ T307] ? kernel_text_address+0x149/0x170 [ 13.655104][ T307] ? __kernel_text_address+0x12/0x30 [ 13.655108][ T307] do_set_master+0x357/0x580 [ 13.655110][ T307] ? netif_change_flags+0xfe/0x190 [ 13.655114][ T307] do_setlink.isra.0+0xa31/0x2750 [ 13.655117][ T307] ? stack_trace_save+0x93/0xc0 [ 13.655120][ T307] ? rtnl_link_get_size+0x350/0x350 [ 13.655122][ T307] ? rcu_read_lock_any_held+0x66/0x90 [ 13.655124][ T307] ? stack_depot_save_flags+0x38e/0x790 [ 13.655128][ T307] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.655130][ T307] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.655132][ T307] ? validate_chain+0x38b/0xc20 [ 13.655135][ T307] ? kasan_save_stack+0x3d/0x50 [ 13.655138][ T307] ? kasan_save_stack+0x2f/0x50 [ 13.655139][ T307] ? kasan_save_track+0x14/0x30 [ 13.655142][ T307] ? __lock_acquire+0x518/0xc20 [ 13.655144][ T307] ? netlink_seq_next+0xe/0x60 [ 13.655147][ T307] ? ___sys_sendmsg+0xb0/0x1d0 [ 13.655152][ T307] ? lock_acquire.part.0+0xd4/0x280 [ 13.655154][ T307] ? rtnl_newlink+0x9a8/0x11c0 [ 13.655157][ T307] ? rcu_is_watching+0x16/0xd0 [ 13.655159][ T307] ? lock_acquire+0x13c/0x160 [ 13.655161][ T307] ? rcu_is_watching+0x16/0xd0 [ 13.655163][ T307] ? rcu_is_watching+0x16/0xd0 [ 13.655165][ T307] ? trace_contention_end+0xb3/0x180 [ 13.655169][ T307] ? __mutex_lock+0x1db/0x1ea0 [ 13.655171][ T307] ? __mutex_lock+0x9a3/0x1ea0 [ 13.655173][ T307] ? rtnl_newlink+0x9a8/0x11c0 [ 13.655176][ T307] ? ww_mutex_lock+0x160/0x160 [ 13.655181][ T307] ? nla_get_range_signed+0x3d0/0x3d0 [ 13.655187][ T307] ? __rtnl_newlink+0x3fa/0xa50 [ 13.655193][ T307] rtnl_newlink+0x9f1/0x11c0 [ 13.655199][ T307] ? rtnl_bridge_getlink+0x850/0x850 [ 13.655201][ T307] ? __lock_acquire+0x518/0xc20 [ 13.655205][ T307] ? lock_acquire.part.0+0xd4/0x280 [ 13.655207][ T307] ? find_held_lock+0x2b/0x80 [ 13.655209][ T307] ? rtnl_bridge_getlink+0x850/0x850 [ 13.655211][ T307] ? __lock_release.isra.0+0x69/0x1a0 [ 13.655214][ T307] ? rtnl_bridge_getlink+0x850/0x850 [ 13.655217][ T307] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.655220][ T307] ? rtnl_link_fill+0x920/0x920 [ 13.655221][ T307] ? __lock_acquire+0x518/0xc20 [ 13.655225][ T307] ? lock_acquire.part.0+0xd4/0x280 [ 13.655227][ T307] ? find_held_lock+0x2b/0x80 [ 13.655231][ T307] netlink_rcv_skb+0x14e/0x3a0 [ 13.655232][ T307] ? rtnl_link_fill+0x920/0x920 [ 13.655235][ T307] ? netlink_ack+0xcf0/0xcf0 [ 13.655242][ T307] ? netlink_deliver_tap+0xc5/0x330 [ 13.655243][ T307] ? netlink_deliver_tap+0x13c/0x330 [ 13.655247][ T307] netlink_unicast+0x486/0x750 [ 13.655251][ T307] ? netlink_attachskb+0x810/0x810 [ 13.655254][ T307] ? __lock_acquire+0x518/0xc20 [ 13.655258][ T307] netlink_sendmsg+0x735/0xc60 [ 13.655262][ T307] ? netlink_unicast+0x750/0x750 [ 13.655266][ T307] ? __might_fault+0x97/0x140 [ 13.655271][ T307] ____sys_sendmsg+0x415/0x880 [ 13.655273][ T307] ? copy_msghdr_from_user+0x279/0x420 [ 13.655276][ T307] ? get_timestamp.constprop.0+0x390/0x390 [ 13.655277][ T307] ? move_addr_to_kernel+0x40/0x40 [ 13.655285][ T307] ___sys_sendmsg+0x14e/0x1d0 [ 13.655287][ T307] ? copy_msghdr_from_user+0x420/0x420 [ 13.655303][ T307] __sys_sendmsg+0x12c/0x1d0 [ 13.655306][ T307] ? __sys_sendmsg_sock+0x20/0x20 [ 13.655312][ T307] ? rcu_is_watching+0x16/0xd0 [ 13.655316][ T307] do_syscall_64+0xff/0x530 [ 13.655318][ T307] ? exc_page_fault+0xee/0x100 [ 13.655321][ T307] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.655324][ T307] RIP: 0033:0x7fadb534954e [ 13.655328][ T307] 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 [ 13.655330][ T307] RSP: 002b:00007fffd9103ce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.655332][ T307] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fadb534954e [ 13.655334][ T307] RDX: 0000000000000000 RSI: 00007fffd9103d90 RDI: 0000000000000005 [ 13.655335][ T307] RBP: 00007fffd9103cf0 R08: 0000000000000000 R09: 0000000000000000 [ 13.655335][ T307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a82c [ 13.655336][ T307] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffd9104450 [ 13.655343][ T307] [ 13.693634][ T307] br: port 1(veth1) entered disabled state [ 13.693964][ T307] veth1: entered allmulticast mode [ 13.695834][ T307] veth1: entered promiscuous mode [ 13.698609][ T46] br: port 1(veth1) entered blocking state [ 13.699286][ T46] br: port 1(veth1) entered forwarding state [ 13.712776][ T307] ip (307) used greatest stack depth: 23336 bytes left [ 13.750198][ T312] br: port 2(veth3) entered blocking state [ 13.750548][ T312] br: port 2(veth3) entered disabled state [ 13.750857][ T312] veth3: entered allmulticast mode [ 13.752715][ T312] veth3: entered promiscuous mode [ 13.754925][ T46] br: port 2(veth3) entered blocking state [ 13.755310][ T46] br: port 2(veth3) entered forwarding state [ 13.813528][ T317] br: port 3(veth4) entered blocking state [ 13.814119][ T317] br: port 3(veth4) entered disabled state [ 13.814702][ T317] veth4: entered allmulticast mode [ 13.818241][ T317] veth4: entered promiscuous mode [ 13.821071][ T38] br: port 3(veth4) entered blocking state [ 13.821633][ T38] br: port 3(veth4) entered forwarding state [ 29.074277][ C0] [ 29.074298][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 29.074302][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 29.074304][ C0] preempt_count: 104, expected: 0 [ 29.074305][ C0] RCU nest depth: 0, expected: 0 [ 29.074307][ C0] INFO: lockdep is turned off. [ 29.074308][ C0] irq event stamp: 626178 [ 29.074309][ C0] hardirqs last enabled at (626178): [] _raw_spin_unlock_irq+0x28/0x50 [ 29.074319][ C0] hardirqs last disabled at (626177): [] _raw_spin_lock_irq+0x4a/0x50 [ 29.074321][ C0] softirqs last enabled at (626162): [] handle_softirqs+0x67c/0x900 [ 29.074326][ C0] softirqs last disabled at (626175): [] __irq_exit_rcu+0x145/0x1c0 [ 29.074328][ C0] Preemption disabled at: [ 29.074329][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 29.074337][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 29.074342][ C0] Tainted: [W]=WARN [ 29.074343][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.074345][ C0] Call Trace: [ 29.074347][ C0] [ 29.074349][ C0] dump_stack_lvl+0x6f/0xa0 [ 29.074356][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 29.074358][ C0] __might_resched.cold+0x1fe/0x2c1 [ 29.074362][ C0] ? __netif_receive_skb_one_core+0xa2/0x180 [ 29.074366][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 29.074370][ C0] ? __asan_memcpy+0x3c/0x60 [ 29.074373][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.074378][ C0] __kmalloc_noprof+0x443/0x760 [ 29.074382][ C0] ? __rwlock_init+0x150/0x150 [ 29.074386][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 29.074390][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 29.074393][ C0] alloc_buf.isra.0+0x4b/0x260 [ 29.074396][ C0] put_chars+0x1e1/0x2f0 [ 29.074398][ C0] ? __send_to_port+0x420/0x420 [ 29.074401][ C0] ? console_prepend_replay+0x20/0x20 [ 29.074406][ C0] hvc_console_print+0x292/0x780 [ 29.074410][ C0] ? hvc_write+0x3a0/0x3a0 [ 29.074412][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.074415][ C0] ? lock_acquire+0x13c/0x160 [ 29.074418][ C0] console_emit_next_record+0x22f/0x4c0 [ 29.074422][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 29.074424][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.074427][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.074429][ C0] ? lock_acquire+0x13c/0x160 [ 29.074432][ C0] ? console_flush_one_record+0x111/0x710 [ 29.074434][ C0] console_flush_one_record+0x46f/0x710 [ 29.074437][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 29.074441][ C0] console_unlock+0xee/0x1f0 [ 29.074444][ C0] ? lock_acquire+0x13c/0x160 [ 29.074446][ C0] ? console_flush_one_record+0x710/0x710 [ 29.074448][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.074451][ C0] ? lock_release+0x184/0x1f0 [ 29.074453][ C0] ? lock_acquire+0x60/0x160 [ 29.074456][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 29.074458][ C0] ? vprintk_emit+0x320/0x3e0 [ 29.074461][ C0] vprintk_emit+0x37c/0x3e0 [ 29.074464][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 29.074466][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.074469][ C0] ? lock_release+0x184/0x1f0 [ 29.074471][ C0] ? x86_64_start_kernel+0xe0/0x130 [ 29.074477][ C0] _printk+0xc7/0x100 [ 29.074480][ C0] ? snapshot_read.cold+0x21/0x21 [ 29.074483][ C0] ? arch_stack_walk+0xd7/0x130 [ 29.074488][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 29.074491][ C0] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 29.074494][ C0] print_irq_inversion_bug.part.0+0x32/0xc0 [ 29.074497][ C0] mark_lock_irq+0x989/0x9c0 [ 29.074502][ C0] mark_lock+0x1d7/0xa00 [ 29.074504][ C0] mark_usage+0x42/0x170 [ 29.074507][ C0] __lock_acquire+0x388/0xc20 [ 29.074510][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.074513][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.074531][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.074534][ C0] ? lock_acquire+0x13c/0x160 [ 29.074536][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 29.074548][ C0] _raw_spin_lock+0x33/0x40 [ 29.074550][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.074562][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.074574][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 29.074585][ C0] call_timer_fn+0x160/0x4d0 [ 29.074590][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 29.074592][ C0] ? debug_object_active_state+0x430/0x430 [ 29.074596][ C0] ? find_held_lock+0x2b/0x80 [ 29.074599][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 29.074601][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.074605][ C0] __run_timers+0x68f/0xaa0 [ 29.074607][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 29.074620][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 29.074622][ C0] ? __lock_acquire+0x518/0xc20 [ 29.074627][ C0] ? __rwlock_init+0x150/0x150 [ 29.074630][ C0] run_timer_softirq+0xf0/0x160 [ 29.074633][ C0] ? __run_timers+0xaa0/0xaa0 [ 29.074636][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 29.074639][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.074641][ C0] handle_softirqs+0x1d3/0x900 [ 29.074644][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 29.074646][ C0] ? _local_bh_enable+0xc0/0xc0 [ 29.074649][ C0] __irq_exit_rcu+0x145/0x1c0 [ 29.074651][ C0] irq_exit_rcu+0xe/0x30 [ 29.074653][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 29.074657][ C0] [ 29.074658][ C0] [ 29.074659][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 29.074661][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 29.074665][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 29.074668][ C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 29.074671][ C0] RSP: 0018:ffffffff95407cf8 EFLAGS: 00000296 [ 29.074674][ C0] RAX: 0000000000098dfd RBX: ffffffff9541c600 RCX: ffffffff924f0307 [ 29.074676][ C0] RDX: ffffffff9541c600 RSI: ffffffff95238af6 RDI: ffffffff94c8d8e0 [ 29.074678][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 29.074679][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2a80fa2 [ 29.074680][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 29.074683][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 29.074687][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 29.074689][ C0] default_idle+0x9/0x10 [ 29.074691][ C0] default_idle_call+0x6e/0xb0 [ 29.074694][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 29.074696][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 29.074698][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 29.074702][ C0] ? flush_smp_call_function_queue+0x71/0x160 [ 29.074705][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.074707][ C0] do_idle+0xd8/0x190 [ 29.074710][ C0] cpu_startup_entry+0x53/0x70 [ 29.074712][ C0] rest_init+0x279/0x280 [ 29.074715][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 29.074719][ C0] ? rest_init+0x280/0x280 [ 29.074722][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 29.074726][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 29.074729][ C0] ? acpi_enable+0x1e4/0x330 [ 29.074733][ C0] start_kernel+0x3af/0x3b0 [ 29.074736][ C0] x86_64_start_reservations+0x24/0x30 [ 29.074738][ C0] x86_64_start_kernel+0x12b/0x130 [ 29.074741][ C0] common_startup_64+0x13e/0x148 [ 29.074747][ C0] [ 29.106460][ C0] ======================================================== [ 29.106869][ C0] WARNING: possible irq lock inversion dependency detected [ 29.107273][ C0] 7.2.0-virtme #1 Tainted: G W [ 29.107564][ C0] -------------------------------------------------------- [ 29.107991][ C0] swapper/0/0 just changed the state of lock: [ 29.108263][ C0] ff1100000bf62e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.108731][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 29.109063][ C0] (fs_reclaim){+.+.}-{0:0} [ 29.109067][ C0] [ 29.109067][ C0] [ 29.109067][ C0] and interrupts could create inverse lock ordering between them. [ 29.109067][ C0] [ 29.110048][ C0] [ 29.110048][ C0] other info that might help us debug this: [ 29.110459][ C0] Chain exists of: [ 29.110459][ C0] &br->lock --> console_owner --> fs_reclaim [ 29.110459][ C0] [ 29.111037][ C0] Possible interrupt unsafe locking scenario: [ 29.111037][ C0] [ 29.111453][ C0] CPU0 CPU1 [ 29.111675][ C0] ---- ---- [ 29.111990][ C0] lock(fs_reclaim); [ 29.112157][ C0] local_irq_disable(); [ 29.112521][ C0] lock(&br->lock); [ 29.112896][ C0] lock(console_owner); [ 29.113170][ C0] [ 29.113339][ C0] lock(&br->lock); [ 29.113602][ C0] [ 29.113602][ C0] *** DEADLOCK *** [ 29.113602][ C0] [ 29.114019][ C0] locks held by swapper/0/0: 1, last CPU#0: [ 29.114313][ C0] #0: ffa0000000007c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 29.114759][ C0] [ 29.114759][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 29.115223][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 29.115537][ C0] HARDIRQ-ON-W at: [ 29.115794][ C0] __lock_acquire+0x388/0xc20 [ 29.116160][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.116430][ C0] fs_reclaim_acquire+0xd5/0x120 [ 29.116791][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 29.117215][ C0] kthread_create_worker_on_node+0xea/0x210 [ 29.117558][ C0] workqueue_init+0x2a/0x680 [ 29.117920][ C0] kernel_init_freeable+0x2fe/0x630 [ 29.118336][ C0] kernel_init+0x21/0x150 [ 29.118598][ C0] ret_from_fork+0x474/0x6b0 [ 29.118962][ C0] ret_from_fork_asm+0x11/0x20 [ 29.119320][ C0] SOFTIRQ-ON-W at: [ 29.119483][ C0] __lock_acquire+0x388/0xc20 [ 29.119817][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.120057][ C0] fs_reclaim_acquire+0xd5/0x120 [ 29.120307][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 29.120656][ C0] kthread_create_worker_on_node+0xea/0x210 [ 29.120894][ C0] workqueue_init+0x2a/0x680 [ 29.121139][ C0] kernel_init_freeable+0x2fe/0x630 [ 29.121364][ C0] kernel_init+0x21/0x150 [ 29.121560][ C0] ret_from_fork+0x474/0x6b0 [ 29.121818][ C0] ret_from_fork_asm+0x11/0x20 [ 29.122067][ C0] INITIAL USE at: [ 29.122183][ C0] __lock_acquire+0x388/0xc20 [ 29.122434][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.122679][ C0] fs_reclaim_acquire+0xd5/0x120 [ 29.122935][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 29.123226][ C0] kthread_create_worker_on_node+0xea/0x210 [ 29.123456][ C0] workqueue_init+0x2a/0x680 [ 29.123704][ C0] kernel_init_freeable+0x2fe/0x630 [ 29.123900][ C0] kernel_init+0x21/0x150 [ 29.124092][ C0] ret_from_fork+0x474/0x6b0 [ 29.124338][ C0] ret_from_fork_asm+0x11/0x20 [ 29.124586][ C0] } [ 29.124665][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 29.124959][ C0] ... acquired at: [ 29.125132][ C0] __lock_acquire+0x518/0xc20 [ 29.125288][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.125497][ C0] fs_reclaim_acquire+0xd5/0x120 [ 29.125653][ C0] __kmalloc_noprof+0xd3/0x760 [ 29.125863][ C0] alloc_buf.isra.0+0x4b/0x260 [ 29.126017][ C0] put_chars+0x1e1/0x2f0 [ 29.126223][ C0] hvc_console_print+0x292/0x780 [ 29.126372][ C0] console_emit_next_record+0x22f/0x4c0 [ 29.126576][ C0] console_flush_one_record+0x46f/0x710 [ 29.126731][ C0] console_unlock+0xee/0x1f0 [ 29.126943][ C0] vprintk_emit+0x37c/0x3e0 [ 29.127093][ C0] _printk+0xc7/0x100 [ 29.127209][ C0] loop_init+0x12a/0x130 [ 29.127395][ C0] do_one_initcall+0x124/0x4f0 [ 29.127667][ C0] kernel_init_freeable+0x596/0x630 [ 29.127827][ C0] kernel_init+0x21/0x150 [ 29.128041][ C0] ret_from_fork+0x474/0x6b0 [ 29.128195][ C0] ret_from_fork_asm+0x11/0x20 [ 29.128347][ C0] [ 29.128427][ C0] -> (console_owner){....}-{0:0} { [ 29.128636][ C0] INITIAL USE at: [ 29.128750][ C0] } [ 29.128832][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 29.129116][ C0] ... acquired at: [ 29.129234][ C0] __lock_acquire+0x518/0xc20 [ 29.129440][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.129595][ C0] console_lock_spinning_enable+0x5c/0x60 [ 29.129842][ C0] console_emit_next_record+0x1d1/0x4c0 [ 29.129994][ C0] console_flush_one_record+0x46f/0x710 [ 29.130199][ C0] console_unlock+0xee/0x1f0 [ 29.130349][ C0] vprintk_emit+0x37c/0x3e0 [ 29.130558][ C0] _printk+0xc7/0x100 [ 29.130673][ C0] br_set_state+0x22f/0x430 [bridge] [ 29.130841][ C0] br_init_port+0xc4/0x200 [bridge] [ 29.130999][ C0] br_stp_enable_port+0x12/0x50 [bridge] [ 29.131244][ C0] br_port_carrier_check+0x220/0x430 [bridge] [ 29.131493][ C0] br_device_event+0x52d/0x8f0 [bridge] [ 29.131647][ C0] notifier_call_chain+0xae/0x300 [ 29.131861][ C0] netif_state_change+0x139/0x340 [ 29.132013][ C0] __linkwatch_run_queue+0x34c/0x750 [ 29.132217][ C0] linkwatch_event+0x7f/0xb0 [ 29.132368][ C0] process_one_work+0xe3e/0x1560 [ 29.132578][ C0] worker_thread+0x4f1/0xd60 [ 29.132727][ C0] kthread+0x367/0x460 [ 29.132846][ C0] ret_from_fork+0x474/0x6b0 [ 29.133056][ C0] ret_from_fork_asm+0x11/0x20 [ 29.133212][ C0] [ 29.133344][ C0] -> (&br->lock){+.-.}-{3:3} { [ 29.133498][ C0] HARDIRQ-ON-W at: [ 29.133665][ C0] __lock_acquire+0x388/0xc20 [ 29.133862][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.134109][ C0] _raw_spin_lock_bh+0x38/0x50 [ 29.134360][ C0] br_stp_enable_bridge+0x23/0x340 [bridge] [ 29.134645][ C0] br_dev_open+0x94/0x120 [bridge] [ 29.134901][ C0] __dev_open+0x2f3/0x610 [ 29.135091][ C0] __dev_change_flags+0x4a4/0x660 [ 29.135338][ C0] rtnl_configure_link+0x15f/0x410 [ 29.135587][ C0] rtnl_newlink_create+0x2ec/0x750 [ 29.135779][ C0] __rtnl_newlink+0x22b/0xa50 [ 29.136022][ C0] rtnl_newlink+0x9f1/0x11c0 [ 29.136213][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 29.136401][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 29.136647][ C0] netlink_unicast+0x486/0x750 [ 29.136850][ C0] netlink_sendmsg+0x735/0xc60 [ 29.137094][ C0] ____sys_sendmsg+0x415/0x880 [ 29.137344][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 29.137537][ C0] __sys_sendmsg+0x12c/0x1d0 [ 29.137845][ C0] do_syscall_64+0xff/0x530 [ 29.138091][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 29.138323][ C0] IN-SOFTIRQ-W at: [ 29.138492][ C0] __lock_acquire+0x388/0xc20 [ 29.138679][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.138874][ C0] _raw_spin_lock+0x33/0x40 [ 29.139123][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.139353][ C0] call_timer_fn+0x160/0x4d0 [ 29.139606][ C0] __run_timers+0x68f/0xaa0 [ 29.139856][ C0] run_timer_softirq+0xf0/0x160 [ 29.140045][ C0] handle_softirqs+0x1d3/0x900 [ 29.140290][ C0] __irq_exit_rcu+0x145/0x1c0 [ 29.140481][ C0] irq_exit_rcu+0xe/0x30 [ 29.140724][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 29.141014][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 29.141244][ C0] pv_native_safe_halt+0xf/0x10 [ 29.141434][ C0] default_idle+0x9/0x10 [ 29.141680][ C0] default_idle_call+0x6e/0xb0 [ 29.141877][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 29.142161][ C0] do_idle+0xd8/0x190 [ 29.142368][ C0] cpu_startup_entry+0x53/0x70 [ 29.142559][ C0] rest_init+0x279/0x280 [ 29.142804][ C0] start_kernel+0x3af/0x3b0 [ 29.143053][ C0] x86_64_start_reservations+0x24/0x30 [ 29.143242][ C0] x86_64_start_kernel+0x12b/0x130 [ 29.143492][ C0] common_startup_64+0x13e/0x148 [ 29.143736][ C0] INITIAL USE at: [ 29.143912][ C0] __lock_acquire+0x388/0xc20 [ 29.144125][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.144372][ C0] _raw_spin_lock_bh+0x38/0x50 [ 29.144616][ C0] br_stp_enable_bridge+0x23/0x340 [bridge] [ 29.144858][ C0] br_dev_open+0x94/0x120 [bridge] [ 29.145108][ C0] __dev_open+0x2f3/0x610 [ 29.145355][ C0] __dev_change_flags+0x4a4/0x660 [ 29.145543][ C0] rtnl_configure_link+0x15f/0x410 [ 29.145792][ C0] rtnl_newlink_create+0x2ec/0x750 [ 29.146038][ C0] __rtnl_newlink+0x22b/0xa50 [ 29.146225][ C0] rtnl_newlink+0x9f1/0x11c0 [ 29.146474][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 29.146661][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 29.146911][ C0] netlink_unicast+0x486/0x750 [ 29.147102][ C0] netlink_sendmsg+0x735/0xc60 [ 29.147291][ C0] ____sys_sendmsg+0x415/0x880 [ 29.147535][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 29.147785][ C0] __sys_sendmsg+0x12c/0x1d0 [ 29.147975][ C0] do_syscall_64+0xff/0x530 [ 29.148221][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 29.148504][ C0] } [ 29.148586][ C0] ... key at: [] __key.7+0x0/0x40 [bridge] [ 29.148875][ C0] ... acquired at: [ 29.148988][ C0] mark_lock+0x1d7/0xa00 [ 29.149143][ C0] mark_usage+0x42/0x170 [ 29.149348][ C0] __lock_acquire+0x388/0xc20 [ 29.152016][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.152227][ C0] _raw_spin_lock+0x33/0x40 [ 29.152388][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.152638][ C0] call_timer_fn+0x160/0x4d0 [ 29.152852][ C0] __run_timers+0x68f/0xaa0 [ 29.153004][ C0] run_timer_softirq+0xf0/0x160 [ 29.153213][ C0] handle_softirqs+0x1d3/0x900 [ 29.153363][ C0] __irq_exit_rcu+0x145/0x1c0 [ 29.153569][ C0] irq_exit_rcu+0xe/0x30 [ 29.153720][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 29.153920][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 29.154110][ C0] pv_native_safe_halt+0xf/0x10 [ 29.154315][ C0] default_idle+0x9/0x10 [ 29.154468][ C0] default_idle_call+0x6e/0xb0 [ 29.154673][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 29.154872][ C0] do_idle+0xd8/0x190 [ 29.155039][ C0] cpu_startup_entry+0x53/0x70 [ 29.155195][ C0] rest_init+0x279/0x280 [ 29.155404][ C0] start_kernel+0x3af/0x3b0 [ 29.155553][ C0] x86_64_start_reservations+0x24/0x30 [ 29.155761][ C0] x86_64_start_kernel+0x12b/0x130 [ 29.155923][ C0] common_startup_64+0x13e/0x148 [ 29.156144][ C0] [ 29.156221][ C0] [ 29.156221][ C0] stack backtrace: [ 29.156413][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 29.156417][ C0] Tainted: [W]=WARN [ 29.156419][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.156420][ C0] Call Trace: [ 29.156422][ C0] [ 29.156423][ C0] dump_stack_lvl+0x6f/0xa0 [ 29.156428][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 29.156432][ C0] mark_lock_irq+0x989/0x9c0 [ 29.156435][ C0] mark_lock+0x1d7/0xa00 [ 29.156437][ C0] mark_usage+0x42/0x170 [ 29.156439][ C0] __lock_acquire+0x388/0xc20 [ 29.156441][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.156443][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.156451][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.156454][ C0] ? lock_acquire+0x13c/0x160 [ 29.156456][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 29.156462][ C0] _raw_spin_lock+0x33/0x40 [ 29.156465][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.156471][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.156477][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 29.156484][ C0] call_timer_fn+0x160/0x4d0 [ 29.156487][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 29.156489][ C0] ? debug_object_active_state+0x430/0x430 [ 29.156492][ C0] ? find_held_lock+0x2b/0x80 [ 29.156494][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 29.156496][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.156498][ C0] __run_timers+0x68f/0xaa0 [ 29.156500][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 29.156507][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 29.156509][ C0] ? __lock_acquire+0x518/0xc20 [ 29.156512][ C0] ? __rwlock_init+0x150/0x150 [ 29.156515][ C0] run_timer_softirq+0xf0/0x160 [ 29.156517][ C0] ? __run_timers+0xaa0/0xaa0 [ 29.156518][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 29.156521][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.156522][ C0] handle_softirqs+0x1d3/0x900 [ 29.156525][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 29.156527][ C0] ? _local_bh_enable+0xc0/0xc0 [ 29.156529][ C0] __irq_exit_rcu+0x145/0x1c0 [ 29.156530][ C0] irq_exit_rcu+0xe/0x30 [ 29.156532][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 29.156534][ C0] [ 29.156534][ C0] [ 29.156535][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 29.156537][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 29.156539][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 29.156541][ C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 29.156543][ C0] RSP: 0018:ffffffff95407cf8 EFLAGS: 00000296 [ 29.156546][ C0] RAX: 0000000000098dfd RBX: ffffffff9541c600 RCX: ffffffff924f0307 [ 29.156548][ C0] RDX: ffffffff9541c600 RSI: ffffffff95238af6 RDI: ffffffff94c8d8e0 [ 29.156548][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 29.156550][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2a80fa2 [ 29.156551][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 29.156554][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 29.156557][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 29.156560][ C0] default_idle+0x9/0x10 [ 29.156562][ C0] default_idle_call+0x6e/0xb0 [ 29.156564][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 29.156566][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 29.156567][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 29.156570][ C0] ? flush_smp_call_function_queue+0x71/0x160 [ 29.156572][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.156575][ C0] do_idle+0xd8/0x190 [ 29.156576][ C0] cpu_startup_entry+0x53/0x70 [ 29.156578][ C0] rest_init+0x279/0x280 [ 29.156580][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 29.156582][ C0] ? rest_init+0x280/0x280 [ 29.156584][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 29.156588][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 29.156591][ C0] ? acpi_enable+0x1e4/0x330 [ 29.156593][ C0] start_kernel+0x3af/0x3b0 [ 29.156595][ C0] x86_64_start_reservations+0x24/0x30 [ 29.156597][ C0] x86_64_start_kernel+0x12b/0x130 [ 29.156599][ C0] common_startup_64+0x13e/0x148 [ 29.156603][ C0] [ 91.104477][ T750] Mirror/redirect action on [ 91.104492][ T750] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 91.104495][ T750] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 750, name: modprobe [ 91.104497][ T750] preempt_count: 1, expected: 0 [ 91.104498][ T750] RCU nest depth: 0, expected: 0 [ 91.104499][ T750] INFO: lockdep is turned off. [ 91.104500][ T750] irq event stamp: 0 [ 91.104501][ T750] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 91.104505][ T750] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 91.104511][ T750] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 91.104513][ T750] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 91.104515][ T750] Preemption disabled at: [ 91.104515][ T750] [] vprintk_emit+0x31b/0x3e0 [ 91.104523][ T750] CPU: 2 UID: 0 PID: 750 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 91.104526][ T750] Tainted: [W]=WARN [ 91.104527][ T750] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 91.104529][ T750] Call Trace: [ 91.104531][ T750] [ 91.104532][ T750] dump_stack_lvl+0x6f/0xa0 [ 91.104537][ T750] ? vprintk_emit+0x31b/0x3e0 [ 91.104539][ T750] __might_resched.cold+0x1fe/0x2c1 [ 91.104543][ T750] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 91.104544][ T750] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 91.104547][ T750] ? rcu_is_watching+0x16/0xd0 [ 91.104551][ T750] __kmalloc_noprof+0x443/0x760 [ 91.104555][ T750] ? __rwlock_init+0x150/0x150 [ 91.104557][ T750] ? alloc_buf.isra.0+0x4b/0x260 [ 91.104561][ T750] ? do_raw_spin_unlock+0x59/0x250 [ 91.104563][ T750] alloc_buf.isra.0+0x4b/0x260 [ 91.104564][ T750] put_chars+0x1e1/0x2f0 [ 91.104566][ T750] ? __send_to_port+0x420/0x420 [ 91.104568][ T750] ? console_prepend_replay+0x20/0x20 [ 91.104571][ T750] hvc_console_print+0x292/0x780 [ 91.104574][ T750] ? hvc_write+0x3a0/0x3a0 [ 91.104575][ T750] ? vsnprintf+0x668/0x1700 [ 91.104579][ T750] ? __rwlock_init+0x150/0x150 [ 91.104580][ T750] ? rcu_is_watching+0x16/0xd0 [ 91.104582][ T750] ? rcu_is_watching+0x16/0xd0 [ 91.104584][ T750] console_emit_next_record+0x22f/0x4c0 [ 91.104587][ T750] ? devkmsg_read+0x4b0/0x4b0 [ 91.104589][ T750] ? rcu_is_watching+0x16/0xd0 [ 91.104590][ T750] ? rcu_is_watching+0x16/0xd0 [ 91.104592][ T750] ? rcu_is_watching+0x16/0xd0 [ 91.104594][ T750] ? lock_acquire+0x13c/0x160 [ 91.104596][ T750] ? console_flush_one_record+0x111/0x710 [ 91.104598][ T750] console_flush_one_record+0x46f/0x710 [ 91.104600][ T750] ? console_emit_next_record+0x4c0/0x4c0 [ 91.104603][ T750] console_unlock+0xee/0x1f0 [ 91.104604][ T750] ? lock_acquire+0x13c/0x160 [ 91.104606][ T750] ? console_flush_one_record+0x710/0x710 [ 91.104607][ T750] ? rcu_is_watching+0x16/0xd0 [ 91.104609][ T750] ? lock_release+0x184/0x1f0 [ 91.104610][ T750] ? lock_acquire+0x60/0x160 [ 91.104612][ T750] ? __rcu_read_lock+0x30/0x70 [ 91.104614][ T750] ? __down_trylock_console_sem+0x5e/0xa0 [ 91.104616][ T750] ? vprintk_emit+0x320/0x3e0 [ 91.104618][ T750] vprintk_emit+0x37c/0x3e0 [ 91.104621][ T750] ? wake_up_klogd_work_func+0x90/0x90 [ 91.104623][ T750] ? netdev_run_todo+0x2a8/0xfd0 [ 91.104627][ T750] ? mirred_device_event+0x3d/0x1d0 [act_mirred] [ 91.104630][ T750] ? mirred_cleanup_module+0x750/0x750 [act_mirred] [ 91.104632][ T750] _printk+0xc7/0x100 [ 91.104635][ T750] ? snapshot_read.cold+0x21/0x21 [ 91.104637][ T750] ? rcu_is_watching+0x16/0xd0 [ 91.104639][ T750] ? mirred_cleanup_module+0x750/0x750 [act_mirred] [ 91.104641][ T750] ? __up_write+0x23d/0x5f0 [ 91.104642][ T750] ? __up_write+0x2e5/0x5f0 [ 91.104644][ T750] ? lock_release+0x184/0x1f0 [ 91.104646][ T750] ? __up_write+0x2c7/0x5f0 [ 91.104647][ T750] mirred_init_module+0x28/0x1000 [act_mirred] [ 91.104649][ T750] do_one_initcall+0x124/0x4f0 [ 91.104651][ T750] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 91.104654][ T750] ? do_init_module+0xae/0x8a0 [ 91.104657][ T750] ? kasan_unpoison+0x44/0x70 [ 91.104660][ T750] do_init_module+0x2ad/0x8a0 [ 91.104662][ T750] ? free_module+0x470/0x470 [ 91.104664][ T750] ? kfree+0x123/0x590 [ 91.104666][ T750] load_module+0x1424/0x1bb0 [ 91.104670][ T750] ? layout_and_allocate.isra.0+0x680/0x680 [ 91.104672][ T750] ? lock_release+0x184/0x1f0 [ 91.104674][ T750] ? __ia32_sys_fsconfig+0x180/0x180 [ 91.104677][ T750] ? lock_acquire+0x13c/0x160 [ 91.104679][ T750] init_module_from_file+0x11f/0x1a0 [ 91.104681][ T750] ? __do_sys_init_module+0x220/0x220 [ 91.104683][ T750] ? rcu_read_unlock+0x20/0x70 [ 91.104686][ T750] ? handle_pte_fault+0x426/0x710 [ 91.104688][ T750] ? rcu_is_watching+0x16/0xd0 [ 91.104690][ T750] ? ovl_mmap+0x270/0x270 [ 91.104695][ T750] ? __rwlock_init+0x150/0x150 [ 91.104697][ T750] ? rcu_is_watching+0x16/0xd0 [ 91.104698][ T750] ? lock_release+0x184/0x1f0 [ 91.104700][ T750] ? do_raw_spin_unlock+0x59/0x250 [ 91.104702][ T750] idempotent_init_module+0x37b/0x7c0 [ 91.104704][ T750] ? init_module_from_file+0x1a0/0x1a0 [ 91.104707][ T750] ? rcu_is_watching+0x16/0xd0 [ 91.104709][ T750] ? rcu_is_watching+0x16/0xd0 [ 91.104710][ T750] ? cap_capable+0x1d7/0x3d0 [ 91.104714][ T750] __x64_sys_finit_module+0xdf/0x190 [ 91.104716][ T750] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 91.104719][ T750] do_syscall_64+0xff/0x530 [ 91.104721][ T750] ? exc_page_fault+0xee/0x100 [ 91.104723][ T750] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 91.104725][ T750] RIP: 0033:0x7fa596e2837d [ 91.104727][ T750] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 [ 91.104729][ T750] RSP: 002b:00007ffc4d091168 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 91.104733][ T750] RAX: ffffffffffffffda RBX: 0000562deb8a6810 RCX: 00007fa596e2837d [ 91.104734][ T750] RDX: 0000000000000000 RSI: 0000562db16daffd RDI: 0000000000000000 [ 91.104735][ T750] RBP: 00007ffc4d091200 R08: 0000000000000000 R09: 0000000000000000 [ 91.104736][ T750] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562db16daffd [ 91.104737][ T750] R13: 0000562deb8a6960 R14: 0000000000040000 R15: 0000000000000000 [ 91.104739][ T750] [ 120.124166][ T927] br: port 3(veth4) entered disabled state [ 120.124187][ T927] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 120.124189][ T927] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 927, name: ip [ 120.124191][ T927] preempt_count: 202, expected: 0 [ 120.124192][ T927] RCU nest depth: 0, expected: 0 [ 120.124193][ T927] INFO: lockdep is turned off. [ 120.124194][ T927] irq event stamp: 0 [ 120.124195][ T927] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 120.124200][ T927] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 120.124206][ T927] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 120.124207][ T927] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 120.124209][ T927] Preemption disabled at: [ 120.124210][ T927] [<0000000000000000>] 0x0 [ 120.124215][ T927] CPU: 0 UID: 0 PID: 927 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 120.124219][ T927] Tainted: [W]=WARN [ 120.124220][ T927] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 120.124222][ T927] Call Trace: [ 120.124224][ T927] [ 120.124225][ T927] dump_stack_lvl+0x6f/0xa0 [ 120.124231][ T927] __might_resched.cold+0x1fe/0x2c1 [ 120.124235][ T927] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 120.124238][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124242][ T927] __kmalloc_noprof+0x443/0x760 [ 120.124246][ T927] ? __rwlock_init+0x150/0x150 [ 120.124248][ T927] ? alloc_buf.isra.0+0x4b/0x260 [ 120.124252][ T927] ? do_raw_spin_unlock+0x59/0x250 [ 120.124254][ T927] alloc_buf.isra.0+0x4b/0x260 [ 120.124256][ T927] put_chars+0x1e1/0x2f0 [ 120.124258][ T927] ? __send_to_port+0x420/0x420 [ 120.124260][ T927] ? printk_get_next_message+0x240/0x650 [ 120.124264][ T927] hvc_console_print+0x292/0x780 [ 120.124267][ T927] ? hvc_write+0x3a0/0x3a0 [ 120.124269][ T927] ? __rwlock_init+0x150/0x150 [ 120.124271][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124273][ T927] ? lock_acquire+0x13c/0x160 [ 120.124275][ T927] console_emit_next_record+0x22f/0x4c0 [ 120.124277][ T927] ? devkmsg_read+0x4b0/0x4b0 [ 120.124279][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124281][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124283][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124284][ T927] ? lock_acquire+0x13c/0x160 [ 120.124286][ T927] ? console_flush_one_record+0x111/0x710 [ 120.124288][ T927] console_flush_one_record+0x46f/0x710 [ 120.124290][ T927] ? console_emit_next_record+0x4c0/0x4c0 [ 120.124293][ T927] console_unlock+0xee/0x1f0 [ 120.124295][ T927] ? lock_acquire+0x13c/0x160 [ 120.124296][ T927] ? console_flush_one_record+0x710/0x710 [ 120.124298][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124299][ T927] ? lock_release+0x184/0x1f0 [ 120.124301][ T927] ? lock_acquire+0x60/0x160 [ 120.124302][ T927] ? __rcu_read_lock+0x30/0x70 [ 120.124304][ T927] ? __down_trylock_console_sem+0x5e/0xa0 [ 120.124306][ T927] ? vprintk_emit+0x320/0x3e0 [ 120.124308][ T927] vprintk_emit+0x37c/0x3e0 [ 120.124311][ T927] ? wake_up_klogd_work_func+0x90/0x90 [ 120.124313][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124314][ T927] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 120.124317][ T927] ? trace_hardirqs_on+0x36/0x40 [ 120.124319][ T927] _printk+0xc7/0x100 [ 120.124322][ T927] ? snapshot_read.cold+0x21/0x21 [ 120.124324][ T927] ? ipv6_mc_down+0x17e/0x2d0 [ 120.124329][ T927] br_set_state+0x22f/0x430 [bridge] [ 120.124343][ T927] br_stp_disable_port+0x11f/0x390 [bridge] [ 120.124357][ T927] br_device_event+0x7b5/0x8f0 [bridge] [ 120.124366][ T927] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 120.124369][ T927] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 120.124371][ T927] ? addrconf_notify+0x2c8/0xf30 [ 120.124376][ T927] notifier_call_chain+0xae/0x300 [ 120.124379][ T927] __dev_notify_flags+0x23c/0x3c0 [ 120.124383][ T927] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 120.124384][ T927] ? netif_change_name+0x8c0/0x8c0 [ 120.124386][ T927] ? netif_set_allmulti+0x250/0x250 [ 120.124389][ T927] ? __kernel_text_address+0x12/0x30 [ 120.124391][ T927] ? write_profile+0xf0/0xf0 [ 120.124393][ T927] ? unwind_get_return_address+0x67/0xd0 [ 120.124396][ T927] netif_change_flags+0xfe/0x190 [ 120.124398][ T927] do_setlink.isra.0+0x1cc3/0x2750 [ 120.124401][ T927] ? stack_trace_save+0x93/0xc0 [ 120.124403][ T927] ? rtnl_link_get_size+0x350/0x350 [ 120.124404][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124406][ T927] ? stack_depot_save_flags+0x1bc/0x790 [ 120.124409][ T927] ? kasan_save_stack+0x3d/0x50 [ 120.124412][ T927] ? kasan_save_stack+0x2f/0x50 [ 120.124414][ T927] ? kasan_save_track+0x14/0x30 [ 120.124415][ T927] ? __kasan_kmalloc+0x7b/0x90 [ 120.124417][ T927] ? __kmalloc_cache_noprof+0x29a/0x620 [ 120.124418][ T927] ? rtnl_newlink+0x124/0x11c0 [ 120.124420][ T927] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 120.124421][ T927] ? netlink_rcv_skb+0x14e/0x3a0 [ 120.124423][ T927] ? netlink_unicast+0x486/0x750 [ 120.124425][ T927] ? netlink_sendmsg+0x735/0xc60 [ 120.124426][ T927] ? ____sys_sendmsg+0x415/0x880 [ 120.124429][ T927] ? ___sys_sendmsg+0x14e/0x1d0 [ 120.124430][ T927] ? __sys_sendmsg+0x12c/0x1d0 [ 120.124432][ T927] ? do_syscall_64+0xff/0x530 [ 120.124434][ T927] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 120.124436][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124438][ T927] ? lock_acquire+0x13c/0x160 [ 120.124439][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124441][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124443][ T927] ? trace_contention_end+0xb3/0x180 [ 120.124446][ T927] ? __mutex_lock+0x1db/0x1ea0 [ 120.124448][ T927] ? __mutex_lock+0x9a3/0x1ea0 [ 120.124449][ T927] ? rtnl_newlink+0x9a8/0x11c0 [ 120.124451][ T927] ? ww_mutex_lock+0x160/0x160 [ 120.124452][ T927] ? nla_get_range_signed+0x3d0/0x3d0 [ 120.124454][ T927] ? __rtnl_newlink+0x3fa/0xa50 [ 120.124456][ T927] rtnl_newlink+0x9f1/0x11c0 [ 120.124458][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124460][ T927] ? rtnl_bridge_getlink+0x850/0x850 [ 120.124461][ T927] ? lock_acquire+0x13c/0x160 [ 120.124462][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124464][ T927] ? is_bpf_text_address+0x3e/0x110 [ 120.124468][ T927] ? is_bpf_text_address+0x72/0x110 [ 120.124469][ T927] ? kernel_text_address+0x149/0x170 [ 120.124471][ T927] ? __kernel_text_address+0x12/0x30 [ 120.124472][ T927] ? write_profile+0xf0/0xf0 [ 120.124473][ T927] ? unwind_get_return_address+0x67/0xd0 [ 120.124475][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124476][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124478][ T927] ? cap_capable+0x1d7/0x3d0 [ 120.124482][ T927] ? lock_acquire+0x13c/0x160 [ 120.124483][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124485][ T927] ? rtnl_bridge_getlink+0x850/0x850 [ 120.124486][ T927] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 120.124488][ T927] ? rtnl_link_fill+0x920/0x920 [ 120.124489][ T927] ? filter_irq_stacks+0xd0/0xd0 [ 120.124491][ T927] ? stack_depot_save_flags+0x1bc/0x790 [ 120.124493][ T927] netlink_rcv_skb+0x14e/0x3a0 [ 120.124495][ T927] ? rtnl_link_fill+0x920/0x920 [ 120.124496][ T927] ? lock_release+0x184/0x1f0 [ 120.124498][ T927] ? netlink_ack+0xcf0/0xcf0 [ 120.124499][ T927] ? __netlink_lookup+0xb9/0x6b0 [ 120.124502][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124503][ T927] ? lock_release+0x184/0x1f0 [ 120.124505][ T927] netlink_unicast+0x486/0x750 [ 120.124507][ T927] ? netlink_attachskb+0x810/0x810 [ 120.124509][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124510][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124512][ T927] ? lock_acquire+0x13c/0x160 [ 120.124514][ T927] netlink_sendmsg+0x735/0xc60 [ 120.124516][ T927] ? netlink_unicast+0x750/0x750 [ 120.124518][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124520][ T927] ? lock_release+0x184/0x1f0 [ 120.124522][ T927] ____sys_sendmsg+0x415/0x880 [ 120.124523][ T927] ? copy_msghdr_from_user+0x279/0x420 [ 120.124525][ T927] ? get_timestamp.constprop.0+0x390/0x390 [ 120.124526][ T927] ? move_addr_to_kernel+0x40/0x40 [ 120.124528][ T927] ? filter_irq_stacks+0xd0/0xd0 [ 120.124530][ T927] ___sys_sendmsg+0x14e/0x1d0 [ 120.124532][ T927] ? copy_msghdr_from_user+0x420/0x420 [ 120.124537][ T927] __sys_sendmsg+0x12c/0x1d0 [ 120.124539][ T927] ? __sys_sendmsg_sock+0x20/0x20 [ 120.124543][ T927] ? rcu_is_watching+0x16/0xd0 [ 120.124546][ T927] do_syscall_64+0xff/0x530 [ 120.124548][ T927] ? exc_page_fault+0xee/0x100 [ 120.124551][ T927] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 120.124554][ T927] RIP: 0033:0x7f59b445154e [ 120.124556][ T927] 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 [ 120.124558][ T927] RSP: 002b:00007ffd8fa73470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 120.124563][ T927] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f59b445154e [ 120.124565][ T927] RDX: 0000000000000000 RSI: 00007ffd8fa73520 RDI: 0000000000000005 [ 120.124567][ T927] RBP: 00007ffd8fa73480 R08: 0000000000000000 R09: 0000000000000000 [ 120.124568][ T927] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a897 [ 120.124570][ T927] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd8fa73be0 [ 120.124574][ T927] [ 120.159125][ T927] veth4: left allmulticast mode [ 120.159391][ T927] veth4: left promiscuous mode [ 120.159715][ T927] br: port 3(veth4) entered disabled state [ 120.167170][ T927] ip (927) used greatest stack depth: 23016 bytes left [ 120.183019][ T929] br: port 2(veth3) entered disabled state [ 120.184020][ T929] veth3: left allmulticast mode [ 120.184240][ T929] veth3: left promiscuous mode [ 120.184500][ T929] br: port 2(veth3) entered disabled state [ 120.211286][ T931] br: port 1(veth1) entered disabled state [ 120.211632][ T931] veth1: left allmulticast mode [ 120.211771][ T931] veth1: left promiscuous mode [ 120.211961][ T931] br: port 1(veth1) entered disabled state