[ 13.606211][ T307] br: port 1(veth1) entered blocking state [ 13.606380][ T307] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.606383][ T307] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 307, name: ip [ 13.606385][ T307] preempt_count: 1, expected: 0 [ 13.606386][ T307] RCU nest depth: 0, expected: 0 [ 13.606387][ T307] locks held by ip/307: 5, last CPU#3: [ 13.606389][ T307] #0: ffffffff8c6d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 13.606402][ T307] #1: ffffffff8bf69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.606408][ T307] #2: ffffffff8bf69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.606412][ T307] #3: ffffffff8be89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.606416][ T307] #4: ffffffff8be89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.606420][ T307] irq event stamp: 11466 [ 13.606421][ T307] hardirqs last enabled at (11465): [] __down_trylock_console_sem+0x86/0xa0 [ 13.606424][ T307] hardirqs last disabled at (11466): [] console_emit_next_record+0x3d4/0x4c0 [ 13.606426][ T307] softirqs last enabled at (11396): [] addrconf_permanent_addr+0x2b1/0x9c0 [ 13.606433][ T307] softirqs last disabled at (11394): [] addrconf_permanent_addr+0x108/0x9c0 [ 13.606435][ T307] Preemption disabled at: [ 13.606436][ T307] [] vprintk_emit+0x31b/0x3e0 [ 13.606442][ T307] CPU: 3 UID: 0 PID: 307 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.606446][ T307] Tainted: [W]=WARN [ 13.606447][ T307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.606449][ T307] Call Trace: [ 13.606451][ T307] [ 13.606453][ T307] dump_stack_lvl+0x6f/0xa0 [ 13.606459][ T307] ? vprintk_emit+0x31b/0x3e0 [ 13.606461][ T307] __might_resched.cold+0x1fe/0x2c1 [ 13.606466][ T307] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.606470][ T307] ? __kmalloc_noprof+0xdb/0x760 [ 13.606475][ T307] __kmalloc_noprof+0x443/0x760 [ 13.606478][ T307] ? alloc_buf.isra.0+0x4b/0x260 [ 13.606483][ T307] ? do_raw_spin_unlock+0x59/0x250 [ 13.606486][ T307] alloc_buf.isra.0+0x4b/0x260 [ 13.606489][ T307] put_chars+0x1e1/0x2f0 [ 13.606492][ T307] ? __send_to_port+0x420/0x420 [ 13.606497][ T307] ? validate_chain+0x34a/0xc20 [ 13.606500][ T307] hvc_console_print+0x292/0x780 [ 13.606503][ T307] ? mark_usage+0x61/0x170 [ 13.606505][ T307] ? __lock_acquire+0x518/0xc20 [ 13.606507][ T307] ? __lock_acquire+0x518/0xc20 [ 13.606511][ T307] ? hvc_write+0x3a0/0x3a0 [ 13.606513][ T307] ? console_emit_next_record+0x1df/0x4c0 [ 13.606516][ T307] ? rcu_is_watching+0x16/0xd0 [ 13.606520][ T307] ? lock_acquire+0x13c/0x160 [ 13.606524][ T307] console_emit_next_record+0x22f/0x4c0 [ 13.606528][ T307] ? devkmsg_read+0x4b0/0x4b0 [ 13.606530][ T307] ? console_flush_one_record+0x106/0x710 [ 13.606533][ T307] ? rcu_is_watching+0x16/0xd0 [ 13.606536][ T307] ? lock_acquire+0x13c/0x160 [ 13.606540][ T307] console_flush_one_record+0x46f/0x710 [ 13.606544][ T307] ? console_emit_next_record+0x4c0/0x4c0 [ 13.606546][ T307] ? __lock_acquire+0x518/0xc20 [ 13.606551][ T307] console_unlock+0xee/0x1f0 [ 13.606554][ T307] ? console_flush_one_record+0x710/0x710 [ 13.606556][ T307] ? rcu_is_watching+0x16/0xd0 [ 13.606558][ T307] ? lock_acquire+0x60/0x160 [ 13.606562][ T307] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.606564][ T307] ? vprintk_emit+0x320/0x3e0 [ 13.606567][ T307] vprintk_emit+0x37c/0x3e0 [ 13.606571][ T307] ? wake_up_klogd_work_func+0x90/0x90 [ 13.606574][ T307] ? __lock_release.isra.0+0x69/0x1a0 [ 13.606575][ T307] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 13.606579][ T307] ? mark_held_locks+0x40/0x70 [ 13.606583][ T307] _printk+0xc7/0x100 [ 13.606587][ T307] ? snapshot_read.cold+0x21/0x21 [ 13.606591][ T307] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 13.606604][ T307] ? do_setlink.isra.0+0xa31/0x2750 [ 13.606606][ T307] ? rtnl_newlink+0x9f1/0x11c0 [ 13.606607][ T307] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.606611][ T307] br_set_state+0x22f/0x430 [bridge] [ 13.606622][ T307] br_init_port+0xc4/0x200 [bridge] [ 13.606631][ T307] new_nbp+0x39c/0x580 [bridge] [ 13.606647][ T307] br_add_if+0x212/0x1320 [bridge] [ 13.606655][ T307] ? netif_set_allmulti+0x250/0x250 [ 13.606658][ T307] ? kernel_text_address+0x149/0x170 [ 13.606661][ T307] ? __kernel_text_address+0x12/0x30 [ 13.606665][ T307] do_set_master+0x357/0x580 [ 13.606668][ T307] ? netif_change_flags+0xfe/0x190 [ 13.606672][ T307] do_setlink.isra.0+0xa31/0x2750 [ 13.606675][ T307] ? stack_trace_save+0x93/0xc0 [ 13.606678][ T307] ? rtnl_link_get_size+0x350/0x350 [ 13.606680][ T307] ? rcu_read_lock_any_held+0x66/0x90 [ 13.606682][ T307] ? stack_depot_save_flags+0x38e/0x790 [ 13.606686][ T307] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.606688][ T307] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.606690][ T307] ? validate_chain+0x38b/0xc20 [ 13.606693][ T307] ? kasan_save_stack+0x3d/0x50 [ 13.606696][ T307] ? kasan_save_stack+0x2f/0x50 [ 13.606698][ T307] ? kasan_save_track+0x14/0x30 [ 13.606701][ T307] ? __lock_acquire+0x518/0xc20 [ 13.606703][ T307] ? netlink_seq_next+0x4e/0x60 [ 13.606706][ T307] ? ___sys_sendmsg+0xb0/0x1d0 [ 13.606711][ T307] ? lock_acquire.part.0+0xd4/0x280 [ 13.606713][ T307] ? rtnl_newlink+0x9a8/0x11c0 [ 13.606715][ T307] ? rcu_is_watching+0x16/0xd0 [ 13.606718][ T307] ? lock_acquire+0x13c/0x160 [ 13.606719][ T307] ? rcu_is_watching+0x16/0xd0 [ 13.606721][ T307] ? rcu_is_watching+0x16/0xd0 [ 13.606724][ T307] ? trace_contention_end+0xb3/0x180 [ 13.606728][ T307] ? __mutex_lock+0x1db/0x1ea0 [ 13.606729][ T307] ? __mutex_lock+0x9a3/0x1ea0 [ 13.606731][ T307] ? rtnl_newlink+0x9a8/0x11c0 [ 13.606735][ T307] ? ww_mutex_lock+0x160/0x160 [ 13.606737][ T307] ? nla_get_range_signed+0x3d0/0x3d0 [ 13.606742][ T307] ? __rtnl_newlink+0x3fa/0xa50 [ 13.606747][ T307] rtnl_newlink+0x9f1/0x11c0 [ 13.606759][ T307] ? rtnl_bridge_getlink+0x850/0x850 [ 13.606761][ T307] ? __lock_acquire+0x518/0xc20 [ 13.606765][ T307] ? lock_acquire.part.0+0xd4/0x280 [ 13.606767][ T307] ? find_held_lock+0x2b/0x80 [ 13.606770][ T307] ? rtnl_bridge_getlink+0x850/0x850 [ 13.606772][ T307] ? __lock_release.isra.0+0x69/0x1a0 [ 13.606776][ T307] ? rtnl_bridge_getlink+0x850/0x850 [ 13.606778][ T307] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.606781][ T307] ? rtnl_link_fill+0x920/0x920 [ 13.606782][ T307] ? __lock_acquire+0x518/0xc20 [ 13.606787][ T307] ? lock_acquire.part.0+0xd4/0x280 [ 13.606789][ T307] ? find_held_lock+0x2b/0x80 [ 13.606793][ T307] netlink_rcv_skb+0x14e/0x3a0 [ 13.606795][ T307] ? rtnl_link_fill+0x920/0x920 [ 13.606798][ T307] ? netlink_ack+0xcf0/0xcf0 [ 13.606804][ T307] ? netlink_deliver_tap+0xc5/0x330 [ 13.606806][ T307] ? netlink_deliver_tap+0x13c/0x330 [ 13.606810][ T307] netlink_unicast+0x486/0x750 [ 13.606814][ T307] ? netlink_attachskb+0x810/0x810 [ 13.606817][ T307] ? __lock_acquire+0x518/0xc20 [ 13.606821][ T307] netlink_sendmsg+0x735/0xc60 [ 13.606825][ T307] ? netlink_unicast+0x750/0x750 [ 13.606829][ T307] ? __might_fault+0x97/0x140 [ 13.606835][ T307] ____sys_sendmsg+0x415/0x880 [ 13.606837][ T307] ? copy_msghdr_from_user+0x279/0x420 [ 13.606840][ T307] ? get_timestamp.constprop.0+0x390/0x390 [ 13.606842][ T307] ? move_addr_to_kernel+0x40/0x40 [ 13.606849][ T307] ___sys_sendmsg+0x14e/0x1d0 [ 13.606852][ T307] ? copy_msghdr_from_user+0x420/0x420 [ 13.606868][ T307] __sys_sendmsg+0x12c/0x1d0 [ 13.606871][ T307] ? __sys_sendmsg_sock+0x20/0x20 [ 13.606878][ T307] ? rcu_is_watching+0x16/0xd0 [ 13.606882][ T307] do_syscall_64+0xff/0x530 [ 13.606884][ T307] ? exc_page_fault+0xee/0x100 [ 13.606887][ T307] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.606890][ T307] RIP: 0033:0x7efe4489b54e [ 13.606893][ 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 [ 13.606895][ T307] RSP: 002b:00007ffc3a213220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.606898][ T307] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007efe4489b54e [ 13.606900][ T307] RDX: 0000000000000000 RSI: 00007ffc3a2132d0 RDI: 0000000000000005 [ 13.606901][ T307] RBP: 00007ffc3a213230 R08: 0000000000000000 R09: 0000000000000000 [ 13.606902][ T307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9153d2 [ 13.606902][ T307] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc3a213990 [ 13.606909][ T307] [ 13.659898][ T307] br: port 1(veth1) entered disabled state [ 13.660329][ T307] veth1: entered allmulticast mode [ 13.662229][ T307] veth1: entered promiscuous mode [ 13.666257][ T39] br: port 1(veth1) entered blocking state [ 13.666793][ T39] br: port 1(veth1) entered forwarding state [ 13.676328][ T307] ip (307) used greatest stack depth: 23336 bytes left [ 13.723094][ T312] br: port 2(veth3) entered blocking state [ 13.723440][ T312] br: port 2(veth3) entered disabled state [ 13.723764][ T312] veth3: entered allmulticast mode [ 13.725553][ T312] veth3: entered promiscuous mode [ 13.727714][ T39] br: port 2(veth3) entered blocking state [ 13.728050][ T39] br: port 2(veth3) entered forwarding state [ 13.780426][ T317] br: port 3(veth4) entered blocking state [ 13.781341][ T317] br: port 3(veth4) entered disabled state [ 13.781668][ T317] veth4: entered allmulticast mode [ 13.783308][ T317] veth4: entered promiscuous mode [ 13.784804][ T46] br: port 3(veth4) entered blocking state [ 13.785120][ T46] br: port 3(veth4) entered forwarding state [ 29.062535][ C0] [ 29.062556][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 29.062559][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 29.062561][ C0] preempt_count: 104, expected: 0 [ 29.062563][ C0] RCU nest depth: 0, expected: 0 [ 29.062564][ C0] INFO: lockdep is turned off. [ 29.062566][ C0] irq event stamp: 692084 [ 29.062567][ C0] hardirqs last enabled at (692084): [] _raw_spin_unlock_irq+0x28/0x50 [ 29.062577][ C0] hardirqs last disabled at (692083): [] _raw_spin_lock_irq+0x4a/0x50 [ 29.062580][ C0] softirqs last enabled at (692050): [] handle_softirqs+0x67c/0x900 [ 29.062585][ C0] softirqs last disabled at (692081): [] __irq_exit_rcu+0x145/0x1c0 [ 29.062588][ C0] Preemption disabled at: [ 29.062589][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 29.062597][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 29.062602][ C0] Tainted: [W]=WARN [ 29.062603][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.062606][ C0] Call Trace: [ 29.062608][ C0] [ 29.062610][ C0] dump_stack_lvl+0x6f/0xa0 [ 29.062617][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 29.062619][ C0] __might_resched.cold+0x1fe/0x2c1 [ 29.062624][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 29.062628][ C0] ? __asan_memcpy+0x3c/0x60 [ 29.062631][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.062636][ C0] __kmalloc_noprof+0x443/0x760 [ 29.062641][ C0] ? __rwlock_init+0x150/0x150 [ 29.062644][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 29.062649][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 29.062652][ C0] alloc_buf.isra.0+0x4b/0x260 [ 29.062655][ C0] put_chars+0x1e1/0x2f0 [ 29.062658][ C0] ? __send_to_port+0x420/0x420 [ 29.062661][ C0] ? console_prepend_replay+0x20/0x20 [ 29.062665][ C0] hvc_console_print+0x292/0x780 [ 29.062670][ C0] ? hvc_write+0x3a0/0x3a0 [ 29.062673][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.062675][ C0] ? lock_acquire+0x13c/0x160 [ 29.062679][ C0] console_emit_next_record+0x22f/0x4c0 [ 29.062682][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 29.062685][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.062688][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.062690][ C0] ? lock_acquire+0x13c/0x160 [ 29.062693][ C0] ? console_flush_one_record+0x111/0x710 [ 29.062696][ C0] console_flush_one_record+0x46f/0x710 [ 29.062700][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 29.062704][ C0] console_unlock+0xee/0x1f0 [ 29.062706][ C0] ? lock_acquire+0x13c/0x160 [ 29.062709][ C0] ? console_flush_one_record+0x710/0x710 [ 29.062711][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.062713][ C0] ? lock_release+0x184/0x1f0 [ 29.062716][ C0] ? lock_acquire+0x60/0x160 [ 29.062719][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 29.062721][ C0] ? vprintk_emit+0x320/0x3e0 [ 29.062724][ C0] vprintk_emit+0x37c/0x3e0 [ 29.062728][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 29.062730][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.062733][ C0] ? lock_release+0x184/0x1f0 [ 29.062736][ C0] ? x86_64_start_kernel+0xe0/0x130 [ 29.062741][ C0] _printk+0xc7/0x100 [ 29.062745][ C0] ? snapshot_read.cold+0x21/0x21 [ 29.062747][ C0] ? arch_stack_walk+0xd7/0x130 [ 29.062753][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 29.062756][ C0] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 29.062759][ C0] print_irq_inversion_bug.part.0+0x32/0xc0 [ 29.062763][ C0] mark_lock_irq+0x989/0x9c0 [ 29.062767][ C0] mark_lock+0x1d7/0xa00 [ 29.062770][ C0] mark_usage+0x42/0x170 [ 29.062773][ C0] __lock_acquire+0x388/0xc20 [ 29.062777][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.062779][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.062798][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.062801][ C0] ? lock_acquire+0x13c/0x160 [ 29.062804][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 29.062816][ C0] _raw_spin_lock+0x33/0x40 [ 29.062819][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.062830][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.062842][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 29.062853][ C0] call_timer_fn+0x160/0x4d0 [ 29.062858][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 29.062861][ C0] ? debug_object_active_state+0x430/0x430 [ 29.062865][ C0] ? find_held_lock+0x2b/0x80 [ 29.062868][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 29.062877][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.062880][ C0] __run_timers+0x68f/0xaa0 [ 29.062883][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 29.062895][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 29.062898][ C0] ? __lock_acquire+0x518/0xc20 [ 29.062903][ C0] ? __rwlock_init+0x150/0x150 [ 29.062907][ C0] run_timer_softirq+0xf0/0x160 [ 29.062910][ C0] ? __run_timers+0xaa0/0xaa0 [ 29.062913][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 29.062916][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.062919][ C0] handle_softirqs+0x1d3/0x900 [ 29.062922][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 29.062925][ C0] ? _local_bh_enable+0xc0/0xc0 [ 29.062928][ C0] __irq_exit_rcu+0x145/0x1c0 [ 29.062931][ C0] irq_exit_rcu+0xe/0x30 [ 29.062933][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 29.062937][ C0] [ 29.062938][ C0] [ 29.062939][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 29.062942][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 29.062946][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 29.062950][ C0] 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 [ 29.062952][ C0] RSP: 0018:ffffffff8bc07cf8 EFLAGS: 00000296 [ 29.062956][ C0] RAX: 00000000000a8f6f RBX: ffffffff8bc1c600 RCX: ffffffff88cf0307 [ 29.062958][ C0] RDX: ffffffff8bc1c600 RSI: ffffffff8ba38b01 RDI: ffffffff8b48d8e0 [ 29.062960][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 29.062961][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1780fa2 [ 29.062963][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 29.062966][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 29.062970][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 29.062972][ C0] default_idle+0x9/0x10 [ 29.062975][ C0] default_idle_call+0x6e/0xb0 [ 29.062978][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 29.062980][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 29.062983][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 29.062987][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 29.062989][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.062992][ C0] do_idle+0xd8/0x190 [ 29.062994][ C0] cpu_startup_entry+0x53/0x70 [ 29.062997][ C0] rest_init+0x279/0x280 [ 29.062999][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 29.063004][ C0] ? rest_init+0x280/0x280 [ 29.063007][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 29.063012][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 29.063015][ C0] ? acpi_enable+0x1e4/0x330 [ 29.063019][ C0] start_kernel+0x3af/0x3b0 [ 29.063022][ C0] x86_64_start_reservations+0x24/0x30 [ 29.063025][ C0] x86_64_start_kernel+0x12b/0x130 [ 29.063028][ C0] common_startup_64+0x13e/0x148 [ 29.063034][ C0] [ 29.097244][ C0] ======================================================== [ 29.097592][ C0] WARNING: possible irq lock inversion dependency detected [ 29.098037][ C0] 7.2.0-virtme #1 Tainted: G W [ 29.098417][ C0] -------------------------------------------------------- [ 29.098851][ C0] swapper/0/0 just changed the state of lock: [ 29.099152][ C0] ff1100000c032e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.099728][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 29.100163][ C0] (fs_reclaim){+.+.}-{0:0} [ 29.100169][ C0] [ 29.100169][ C0] [ 29.100169][ C0] and interrupts could create inverse lock ordering between them. [ 29.100169][ C0] [ 29.101206][ C0] [ 29.101206][ C0] other info that might help us debug this: [ 29.101644][ C0] Chain exists of: [ 29.101644][ C0] &br->lock --> console_owner --> fs_reclaim [ 29.101644][ C0] [ 29.102272][ C0] Possible interrupt unsafe locking scenario: [ 29.102272][ C0] [ 29.102618][ C0] CPU0 CPU1 [ 29.102947][ C0] ---- ---- [ 29.103184][ C0] lock(fs_reclaim); [ 29.103455][ C0] local_irq_disable(); [ 29.103747][ C0] lock(&br->lock); [ 29.104131][ C0] lock(console_owner); [ 29.104515][ C0] [ 29.104698][ C0] lock(&br->lock); [ 29.104888][ C0] [ 29.104888][ C0] *** DEADLOCK *** [ 29.104888][ C0] [ 29.105319][ C0] locks held by swapper/0/0: 1, last CPU#0: [ 29.105701][ C0] #0: ffa0000000007c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 29.106274][ C0] [ 29.106274][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 29.106773][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 29.107022][ C0] HARDIRQ-ON-W at: [ 29.107292][ C0] __lock_acquire+0x388/0xc20 [ 29.107594][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.107990][ C0] fs_reclaim_acquire+0xd5/0x120 [ 29.108292][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 29.108740][ C0] kthread_create_worker_on_node+0xea/0x210 [ 29.109199][ C0] workqueue_init+0x2a/0x680 [ 29.109585][ C0] kernel_init_freeable+0x2fe/0x630 [ 29.109941][ C0] kernel_init+0x21/0x150 [ 29.110335][ C0] ret_from_fork+0x474/0x6b0 [ 29.110815][ C0] ret_from_fork_asm+0x11/0x20 [ 29.111116][ C0] SOFTIRQ-ON-W at: [ 29.111381][ C0] __lock_acquire+0x388/0xc20 [ 29.111681][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.112076][ C0] fs_reclaim_acquire+0xd5/0x120 [ 29.112368][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 29.112812][ C0] kthread_create_worker_on_node+0xea/0x210 [ 29.113262][ C0] workqueue_init+0x2a/0x680 [ 29.113647][ C0] kernel_init_freeable+0x2fe/0x630 [ 29.114012][ C0] kernel_init+0x21/0x150 [ 29.114306][ C0] ret_from_fork+0x474/0x6b0 [ 29.114693][ C0] ret_from_fork_asm+0x11/0x20 [ 29.114997][ C0] INITIAL USE at: [ 29.115267][ C0] __lock_acquire+0x388/0xc20 [ 29.115562][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.115959][ C0] fs_reclaim_acquire+0xd5/0x120 [ 29.116245][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 29.116692][ C0] kthread_create_worker_on_node+0xea/0x210 [ 29.117141][ C0] workqueue_init+0x2a/0x680 [ 29.117524][ C0] kernel_init_freeable+0x2fe/0x630 [ 29.117822][ C0] kernel_init+0x21/0x150 [ 29.118211][ C0] ret_from_fork+0x474/0x6b0 [ 29.118504][ C0] ret_from_fork_asm+0x11/0x20 [ 29.118896][ C0] } [ 29.119019][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 29.119467][ C0] ... acquired at: [ 29.119643][ C0] __lock_acquire+0x518/0xc20 [ 29.120072][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.120312][ C0] fs_reclaim_acquire+0xd5/0x120 [ 29.120644][ C0] __kmalloc_noprof+0xd3/0x760 [ 29.120887][ C0] alloc_buf.isra.0+0x4b/0x260 [ 29.121217][ C0] put_chars+0x1e1/0x2f0 [ 29.121452][ C0] hvc_console_print+0x292/0x780 [ 29.121789][ C0] console_emit_next_record+0x22f/0x4c0 [ 29.122030][ C0] console_flush_one_record+0x46f/0x710 [ 29.122355][ C0] console_unlock+0xee/0x1f0 [ 29.122589][ C0] vprintk_emit+0x37c/0x3e0 [ 29.122922][ C0] _printk+0xc7/0x100 [ 29.123100][ C0] sched_clock_init_late+0x14c/0x170 [ 29.123422][ C0] do_one_initcall+0x124/0x4f0 [ 29.123661][ C0] kernel_init_freeable+0x596/0x630 [ 29.123991][ C0] kernel_init+0x21/0x150 [ 29.124227][ C0] ret_from_fork+0x474/0x6b0 [ 29.124551][ C0] ret_from_fork_asm+0x11/0x20 [ 29.129468][ C0] [ 29.129684][ C0] -> (console_owner){....}-{0:0} { [ 29.129939][ C0] INITIAL USE at: [ 29.130116][ C0] } [ 29.130330][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 29.130680][ C0] ... acquired at: [ 29.130947][ C0] __lock_acquire+0x518/0xc20 [ 29.131181][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.131504][ C0] console_lock_spinning_enable+0x5c/0x60 [ 29.131789][ C0] console_emit_next_record+0x1d1/0x4c0 [ 29.132121][ C0] console_flush_one_record+0x46f/0x710 [ 29.132354][ C0] console_unlock+0xee/0x1f0 [ 29.132669][ C0] vprintk_emit+0x37c/0x3e0 [ 29.132910][ C0] _printk+0xc7/0x100 [ 29.133180][ C0] br_set_state+0x22f/0x430 [bridge] [ 29.133430][ C0] br_init_port+0xc4/0x200 [bridge] [ 29.133766][ C0] br_stp_enable_port+0x12/0x50 [bridge] [ 29.134067][ C0] br_port_carrier_check+0x220/0x430 [bridge] [ 29.134465][ C0] br_device_event+0x52d/0x8f0 [bridge] [ 29.134799][ C0] notifier_call_chain+0xae/0x300 [ 29.135040][ C0] netif_state_change+0x139/0x340 [ 29.135363][ C0] __linkwatch_run_queue+0x34c/0x750 [ 29.135599][ C0] linkwatch_event+0x7f/0xb0 [ 29.135929][ C0] process_one_work+0xe3e/0x1560 [ 29.136163][ C0] worker_thread+0x4f1/0xd60 [ 29.136485][ C0] kthread+0x367/0x460 [ 29.136666][ C0] ret_from_fork+0x474/0x6b0 [ 29.136903][ C0] ret_from_fork_asm+0x11/0x20 [ 29.137228][ C0] [ 29.137349][ C0] -> (&br->lock){+.-.}-{3:3} { [ 29.137679][ C0] HARDIRQ-ON-W at: [ 29.137861][ C0] __lock_acquire+0x388/0xc20 [ 29.138260][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.138556][ C0] _raw_spin_lock_bh+0x38/0x50 [ 29.138955][ C0] br_stp_enable_bridge+0x23/0x340 [bridge] [ 29.139411][ C0] br_dev_open+0x94/0x120 [bridge] [ 29.139710][ C0] __dev_open+0x2f3/0x610 [ 29.140099][ C0] __dev_change_flags+0x4a4/0x660 [ 29.140484][ C0] rtnl_configure_link+0x15f/0x410 [ 29.140780][ C0] rtnl_newlink_create+0x2ec/0x750 [ 29.141170][ C0] __rtnl_newlink+0x22b/0xa50 [ 29.141468][ C0] rtnl_newlink+0x9f1/0x11c0 [ 29.141854][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 29.142251][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 29.142548][ C0] netlink_unicast+0x486/0x750 [ 29.142941][ C0] netlink_sendmsg+0x735/0xc60 [ 29.143327][ C0] ____sys_sendmsg+0x415/0x880 [ 29.143625][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 29.144011][ C0] __sys_sendmsg+0x12c/0x1d0 [ 29.144306][ C0] do_syscall_64+0xff/0x530 [ 29.144696][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 29.145145][ C0] IN-SOFTIRQ-W at: [ 29.145323][ C0] __lock_acquire+0x388/0xc20 [ 29.145620][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.145920][ C0] _raw_spin_lock+0x33/0x40 [ 29.146310][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.146748][ C0] call_timer_fn+0x160/0x4d0 [ 29.147049][ C0] __run_timers+0x68f/0xaa0 [ 29.147433][ C0] run_timer_softirq+0xf0/0x160 [ 29.147818][ C0] handle_softirqs+0x1d3/0x900 [ 29.148120][ C0] __irq_exit_rcu+0x145/0x1c0 [ 29.148508][ C0] irq_exit_rcu+0xe/0x30 [ 29.148891][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 29.149240][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 29.149680][ C0] pv_native_safe_halt+0xf/0x10 [ 29.150064][ C0] default_idle+0x9/0x10 [ 29.150359][ C0] default_idle_call+0x6e/0xb0 [ 29.150741][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 29.151189][ C0] do_idle+0xd8/0x190 [ 29.151527][ C0] cpu_startup_entry+0x53/0x70 [ 29.151920][ C0] rest_init+0x279/0x280 [ 29.152213][ C0] start_kernel+0x3af/0x3b0 [ 29.152608][ C0] x86_64_start_reservations+0x24/0x30 [ 29.153001][ C0] x86_64_start_kernel+0x12b/0x130 [ 29.153294][ C0] common_startup_64+0x13e/0x148 [ 29.153687][ C0] INITIAL USE at: [ 29.153864][ C0] __lock_acquire+0x388/0xc20 [ 29.154254][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.154641][ C0] _raw_spin_lock_bh+0x38/0x50 [ 29.154943][ C0] br_stp_enable_bridge+0x23/0x340 [bridge] [ 29.155405][ C0] br_dev_open+0x94/0x120 [bridge] [ 29.155802][ C0] __dev_open+0x2f3/0x610 [ 29.156113][ C0] __dev_change_flags+0x4a4/0x660 [ 29.156503][ C0] rtnl_configure_link+0x15f/0x410 [ 29.156795][ C0] rtnl_newlink_create+0x2ec/0x750 [ 29.157191][ C0] __rtnl_newlink+0x22b/0xa50 [ 29.157577][ C0] rtnl_newlink+0x9f1/0x11c0 [ 29.157868][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 29.158254][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 29.158637][ C0] netlink_unicast+0x486/0x750 [ 29.158934][ C0] netlink_sendmsg+0x735/0xc60 [ 29.159315][ C0] ____sys_sendmsg+0x415/0x880 [ 29.159612][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 29.160001][ C0] __sys_sendmsg+0x12c/0x1d0 [ 29.160383][ C0] do_syscall_64+0xff/0x530 [ 29.160779][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 29.161228][ C0] } [ 29.161349][ C0] ... key at: [] __key.7+0x0/0x40 [bridge] [ 29.161774][ C0] ... acquired at: [ 29.161941][ C0] mark_lock+0x1d7/0xa00 [ 29.162252][ C0] mark_usage+0x42/0x170 [ 29.162483][ C0] __lock_acquire+0x388/0xc20 [ 29.162810][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.163047][ C0] _raw_spin_lock+0x33/0x40 [ 29.163367][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.163755][ C0] call_timer_fn+0x160/0x4d0 [ 29.163995][ C0] __run_timers+0x68f/0xaa0 [ 29.164318][ C0] run_timer_softirq+0xf0/0x160 [ 29.164552][ C0] handle_softirqs+0x1d3/0x900 [ 29.164880][ C0] __irq_exit_rcu+0x145/0x1c0 [ 29.165115][ C0] irq_exit_rcu+0xe/0x30 [ 29.165438][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 29.165727][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 29.166110][ C0] pv_native_safe_halt+0xf/0x10 [ 29.166344][ C0] default_idle+0x9/0x10 [ 29.166575][ C0] default_idle_call+0x6e/0xb0 [ 29.166806][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 29.167201][ C0] do_idle+0xd8/0x190 [ 29.167377][ C0] cpu_startup_entry+0x53/0x70 [ 29.167697][ C0] rest_init+0x279/0x280 [ 29.167937][ C0] start_kernel+0x3af/0x3b0 [ 29.168260][ C0] x86_64_start_reservations+0x24/0x30 [ 29.168494][ C0] x86_64_start_kernel+0x12b/0x130 [ 29.168815][ C0] common_startup_64+0x13e/0x148 [ 29.169057][ C0] [ 29.169263][ C0] [ 29.169263][ C0] stack backtrace: [ 29.169562][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 29.169567][ C0] Tainted: [W]=WARN [ 29.169569][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.169571][ C0] Call Trace: [ 29.169573][ C0] [ 29.169575][ C0] dump_stack_lvl+0x6f/0xa0 [ 29.169581][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 29.169586][ C0] mark_lock_irq+0x989/0x9c0 [ 29.169591][ C0] mark_lock+0x1d7/0xa00 [ 29.169593][ C0] mark_usage+0x42/0x170 [ 29.169596][ C0] __lock_acquire+0x388/0xc20 [ 29.169600][ C0] lock_acquire.part.0+0xd4/0x280 [ 29.169603][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.169619][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.169623][ C0] ? lock_acquire+0x13c/0x160 [ 29.169626][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 29.169638][ C0] _raw_spin_lock+0x33/0x40 [ 29.169641][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.169652][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 29.169665][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 29.169676][ C0] call_timer_fn+0x160/0x4d0 [ 29.169680][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 29.169683][ C0] ? debug_object_active_state+0x430/0x430 [ 29.169687][ C0] ? find_held_lock+0x2b/0x80 [ 29.169690][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 29.169693][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.169697][ C0] __run_timers+0x68f/0xaa0 [ 29.169699][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 29.169712][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 29.169715][ C0] ? __lock_acquire+0x518/0xc20 [ 29.169720][ C0] ? __rwlock_init+0x150/0x150 [ 29.169724][ C0] run_timer_softirq+0xf0/0x160 [ 29.169727][ C0] ? __run_timers+0xaa0/0xaa0 [ 29.169730][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 29.169733][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.169736][ C0] handle_softirqs+0x1d3/0x900 [ 29.169739][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 29.169742][ C0] ? _local_bh_enable+0xc0/0xc0 [ 29.169745][ C0] __irq_exit_rcu+0x145/0x1c0 [ 29.169747][ C0] irq_exit_rcu+0xe/0x30 [ 29.169750][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 29.169753][ C0] [ 29.169754][ C0] [ 29.169755][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 29.169757][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 29.169760][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 29.169764][ C0] 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 [ 29.169767][ C0] RSP: 0018:ffffffff8bc07cf8 EFLAGS: 00000296 [ 29.169770][ C0] RAX: 00000000000a8f6f RBX: ffffffff8bc1c600 RCX: ffffffff88cf0307 [ 29.169772][ C0] RDX: ffffffff8bc1c600 RSI: ffffffff8ba38b01 RDI: ffffffff8b48d8e0 [ 29.169774][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 29.169775][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1780fa2 [ 29.169777][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 29.169779][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 29.169783][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 29.169785][ C0] default_idle+0x9/0x10 [ 29.169788][ C0] default_idle_call+0x6e/0xb0 [ 29.169791][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 29.169793][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 29.169796][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 29.169799][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 29.169801][ C0] ? rcu_is_watching+0x16/0xd0 [ 29.169804][ C0] do_idle+0xd8/0x190 [ 29.169807][ C0] cpu_startup_entry+0x53/0x70 [ 29.169809][ C0] rest_init+0x279/0x280 [ 29.169812][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 29.169816][ C0] ? rest_init+0x280/0x280 [ 29.169819][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 29.169824][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 29.169827][ C0] ? acpi_enable+0x1e4/0x330 [ 29.169831][ C0] start_kernel+0x3af/0x3b0 [ 29.169835][ C0] x86_64_start_reservations+0x24/0x30 [ 29.169838][ C0] x86_64_start_kernel+0x12b/0x130 [ 29.169840][ C0] common_startup_64+0x13e/0x148 [ 29.169846][ C0] [ 90.503011][ T749] Mirror/redirect action on [ 90.503024][ T749] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 90.503027][ T749] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 749, name: modprobe [ 90.503029][ T749] preempt_count: 1, expected: 0 [ 90.503029][ T749] RCU nest depth: 0, expected: 0 [ 90.503030][ T749] INFO: lockdep is turned off. [ 90.503032][ T749] irq event stamp: 0 [ 90.503032][ T749] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 90.503036][ T749] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 90.503043][ T749] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 90.503044][ T749] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 90.503046][ T749] Preemption disabled at: [ 90.503047][ T749] [] vprintk_emit+0x31b/0x3e0 [ 90.503054][ T749] CPU: 2 UID: 0 PID: 749 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 90.503057][ T749] Tainted: [W]=WARN [ 90.503058][ T749] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 90.503060][ T749] Call Trace: [ 90.503062][ T749] [ 90.503063][ T749] dump_stack_lvl+0x6f/0xa0 [ 90.503068][ T749] ? vprintk_emit+0x31b/0x3e0 [ 90.503070][ T749] __might_resched.cold+0x1fe/0x2c1 [ 90.503073][ T749] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 90.503075][ T749] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 90.503078][ T749] ? rcu_is_watching+0x16/0xd0 [ 90.503082][ T749] __kmalloc_noprof+0x443/0x760 [ 90.503085][ T749] ? __rwlock_init+0x150/0x150 [ 90.503088][ T749] ? alloc_buf.isra.0+0x4b/0x260 [ 90.503092][ T749] ? do_raw_spin_unlock+0x59/0x250 [ 90.503093][ T749] alloc_buf.isra.0+0x4b/0x260 [ 90.503095][ T749] put_chars+0x1e1/0x2f0 [ 90.503097][ T749] ? __send_to_port+0x420/0x420 [ 90.503099][ T749] ? console_prepend_replay+0x20/0x20 [ 90.503101][ T749] hvc_console_print+0x292/0x780 [ 90.503104][ T749] ? hvc_write+0x3a0/0x3a0 [ 90.503105][ T749] ? vsnprintf+0x668/0x1700 [ 90.503109][ T749] ? __rwlock_init+0x150/0x150 [ 90.503111][ T749] ? rcu_is_watching+0x16/0xd0 [ 90.503112][ T749] ? rcu_is_watching+0x16/0xd0 [ 90.503115][ T749] console_emit_next_record+0x22f/0x4c0 [ 90.503117][ T749] ? devkmsg_read+0x4b0/0x4b0 [ 90.503119][ T749] ? rcu_is_watching+0x16/0xd0 [ 90.503121][ T749] ? rcu_is_watching+0x16/0xd0 [ 90.503122][ T749] ? rcu_is_watching+0x16/0xd0 [ 90.503124][ T749] ? lock_acquire+0x13c/0x160 [ 90.503126][ T749] ? console_flush_one_record+0x111/0x710 [ 90.503127][ T749] console_flush_one_record+0x46f/0x710 [ 90.503130][ T749] ? console_emit_next_record+0x4c0/0x4c0 [ 90.503132][ T749] console_unlock+0xee/0x1f0 [ 90.503134][ T749] ? lock_acquire+0x13c/0x160 [ 90.503136][ T749] ? console_flush_one_record+0x710/0x710 [ 90.503137][ T749] ? rcu_is_watching+0x16/0xd0 [ 90.503139][ T749] ? lock_release+0x184/0x1f0 [ 90.503140][ T749] ? lock_acquire+0x60/0x160 [ 90.503142][ T749] ? __rcu_read_lock+0x30/0x70 [ 90.503144][ T749] ? __down_trylock_console_sem+0x5e/0xa0 [ 90.503146][ T749] ? vprintk_emit+0x320/0x3e0 [ 90.503148][ T749] vprintk_emit+0x37c/0x3e0 [ 90.503150][ T749] ? wake_up_klogd_work_func+0x90/0x90 [ 90.503152][ T749] ? netdev_run_todo+0x2a8/0xfd0 [ 90.503156][ T749] ? mirred_device_event+0x3d/0x1d0 [act_mirred] [ 90.503159][ T749] ? mirred_cleanup_module+0x750/0x750 [act_mirred] [ 90.503161][ T749] _printk+0xc7/0x100 [ 90.503164][ T749] ? snapshot_read.cold+0x21/0x21 [ 90.503166][ T749] ? rcu_is_watching+0x16/0xd0 [ 90.503168][ T749] ? mirred_cleanup_module+0x750/0x750 [act_mirred] [ 90.503169][ T749] ? __up_write+0x23d/0x5f0 [ 90.503171][ T749] ? __up_write+0x2e5/0x5f0 [ 90.503172][ T749] ? lock_release+0x184/0x1f0 [ 90.503175][ T749] ? __up_write+0x2c7/0x5f0 [ 90.503176][ T749] mirred_init_module+0x28/0x1000 [act_mirred] [ 90.503178][ T749] do_one_initcall+0x124/0x4f0 [ 90.503180][ T749] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 90.503182][ T749] ? do_init_module+0xae/0x8a0 [ 90.503185][ T749] ? kasan_unpoison+0x44/0x70 [ 90.503188][ T749] do_init_module+0x2ad/0x8a0 [ 90.503191][ T749] ? free_module+0x470/0x470 [ 90.503193][ T749] ? kfree+0x123/0x590 [ 90.503195][ T749] load_module+0x1424/0x1bb0 [ 90.503198][ T749] ? layout_and_allocate.isra.0+0x680/0x680 [ 90.503200][ T749] ? __ia32_sys_fsconfig+0x180/0x180 [ 90.503203][ T749] ? ovl_real_file+0x172/0x1e0 [ 90.503207][ T749] ? backing_file_read_iter+0x541/0x790 [ 90.503210][ T749] init_module_from_file+0x11f/0x1a0 [ 90.503212][ T749] ? __do_sys_init_module+0x220/0x220 [ 90.503214][ T749] ? ovl_mmap+0x270/0x270 [ 90.503217][ T749] ? __rwlock_init+0x150/0x150 [ 90.503219][ T749] ? rcu_is_watching+0x16/0xd0 [ 90.503220][ T749] ? lock_release+0x184/0x1f0 [ 90.503222][ T749] ? do_raw_spin_unlock+0x59/0x250 [ 90.503224][ T749] idempotent_init_module+0x37b/0x7c0 [ 90.503226][ T749] ? init_module_from_file+0x1a0/0x1a0 [ 90.503229][ T749] ? rcu_is_watching+0x16/0xd0 [ 90.503230][ T749] ? cap_capable+0x1d7/0x3d0 [ 90.503234][ T749] __x64_sys_finit_module+0xdf/0x190 [ 90.503236][ T749] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 90.503239][ T749] do_syscall_64+0xff/0x530 [ 90.503241][ T749] ? exc_page_fault+0xee/0x100 [ 90.503243][ T749] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 90.503245][ T749] RIP: 0033:0x7feb7f1e137d [ 90.503247][ T749] 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 [ 90.503249][ T749] RSP: 002b:00007ffca72a3988 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 90.503252][ T749] RAX: ffffffffffffffda RBX: 000055a5e6aa8810 RCX: 00007feb7f1e137d [ 90.503254][ T749] RDX: 0000000000000000 RSI: 000055a5dde75ffd RDI: 0000000000000000 [ 90.503255][ T749] RBP: 00007ffca72a3a20 R08: 0000000000000000 R09: 0000000000000000 [ 90.503255][ T749] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a5dde75ffd [ 90.503256][ T749] R13: 000055a5e6aa8960 R14: 0000000000040000 R15: 0000000000000000 [ 90.503258][ T749] [ 119.352971][ T925] br: port 3(veth4) entered disabled state [ 119.352987][ T925] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 119.352989][ T925] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 925, name: ip [ 119.352991][ T925] preempt_count: 202, expected: 0 [ 119.352991][ T925] RCU nest depth: 0, expected: 0 [ 119.352992][ T925] INFO: lockdep is turned off. [ 119.352993][ T925] irq event stamp: 0 [ 119.352994][ T925] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 119.352999][ T925] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 119.353005][ T925] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 119.353007][ T925] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 119.353009][ T925] Preemption disabled at: [ 119.353009][ T925] [<0000000000000000>] 0x0 [ 119.353014][ T925] CPU: 2 UID: 0 PID: 925 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 119.353018][ T925] Tainted: [W]=WARN [ 119.353019][ T925] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 119.353020][ T925] Call Trace: [ 119.353022][ T925] [ 119.353023][ T925] dump_stack_lvl+0x6f/0xa0 [ 119.353029][ T925] __might_resched.cold+0x1fe/0x2c1 [ 119.353033][ T925] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 119.353037][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353041][ T925] __kmalloc_noprof+0x443/0x760 [ 119.353045][ T925] ? __rwlock_init+0x150/0x150 [ 119.353047][ T925] ? alloc_buf.isra.0+0x4b/0x260 [ 119.353052][ T925] ? do_raw_spin_unlock+0x59/0x250 [ 119.353053][ T925] alloc_buf.isra.0+0x4b/0x260 [ 119.353055][ T925] put_chars+0x1e1/0x2f0 [ 119.353057][ T925] ? __send_to_port+0x420/0x420 [ 119.353058][ T925] ? printk_get_next_message+0x240/0x650 [ 119.353062][ T925] hvc_console_print+0x292/0x780 [ 119.353065][ T925] ? hvc_write+0x3a0/0x3a0 [ 119.353067][ T925] ? __rwlock_init+0x150/0x150 [ 119.353069][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353071][ T925] ? lock_acquire+0x13c/0x160 [ 119.353073][ T925] console_emit_next_record+0x22f/0x4c0 [ 119.353075][ T925] ? devkmsg_read+0x4b0/0x4b0 [ 119.353077][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353079][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353080][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353082][ T925] ? lock_acquire+0x13c/0x160 [ 119.353083][ T925] ? console_flush_one_record+0x111/0x710 [ 119.353085][ T925] console_flush_one_record+0x46f/0x710 [ 119.353087][ T925] ? console_emit_next_record+0x4c0/0x4c0 [ 119.353090][ T925] console_unlock+0xee/0x1f0 [ 119.353092][ T925] ? lock_acquire+0x13c/0x160 [ 119.353093][ T925] ? console_flush_one_record+0x710/0x710 [ 119.353095][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353096][ T925] ? lock_release+0x184/0x1f0 [ 119.353098][ T925] ? lock_acquire+0x60/0x160 [ 119.353099][ T925] ? __rcu_read_lock+0x30/0x70 [ 119.353101][ T925] ? __down_trylock_console_sem+0x5e/0xa0 [ 119.353103][ T925] ? vprintk_emit+0x320/0x3e0 [ 119.353105][ T925] vprintk_emit+0x37c/0x3e0 [ 119.353107][ T925] ? wake_up_klogd_work_func+0x90/0x90 [ 119.353109][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353111][ T925] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 119.353113][ T925] ? trace_hardirqs_on+0x36/0x40 [ 119.353115][ T925] _printk+0xc7/0x100 [ 119.353118][ T925] ? snapshot_read.cold+0x21/0x21 [ 119.353120][ T925] ? ipv6_mc_down+0x17e/0x2d0 [ 119.353124][ T925] br_set_state+0x22f/0x430 [bridge] [ 119.353137][ T925] br_stp_disable_port+0x11f/0x390 [bridge] [ 119.353145][ T925] br_device_event+0x7b5/0x8f0 [bridge] [ 119.353153][ T925] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 119.353157][ T925] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 119.353159][ T925] ? addrconf_notify+0x2c8/0xf30 [ 119.353163][ T925] notifier_call_chain+0xae/0x300 [ 119.353166][ T925] __dev_notify_flags+0x23c/0x3c0 [ 119.353169][ T925] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 119.353170][ T925] ? netif_change_name+0x8c0/0x8c0 [ 119.353173][ T925] ? netif_set_allmulti+0x250/0x250 [ 119.353174][ T925] ? __kernel_text_address+0x12/0x30 [ 119.353177][ T925] ? write_profile+0xf0/0xf0 [ 119.353179][ T925] ? unwind_get_return_address+0x67/0xd0 [ 119.353182][ T925] netif_change_flags+0xfe/0x190 [ 119.353184][ T925] do_setlink.isra.0+0x1cc3/0x2750 [ 119.353187][ T925] ? stack_trace_save+0x93/0xc0 [ 119.353188][ T925] ? rtnl_link_get_size+0x350/0x350 [ 119.353189][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353191][ T925] ? stack_depot_save_flags+0x1bc/0x790 [ 119.353195][ T925] ? kasan_save_stack+0x3d/0x50 [ 119.353198][ T925] ? kasan_save_stack+0x2f/0x50 [ 119.353199][ T925] ? kasan_save_track+0x14/0x30 [ 119.353201][ T925] ? __kasan_kmalloc+0x7b/0x90 [ 119.353202][ T925] ? __kmalloc_cache_noprof+0x29a/0x620 [ 119.353204][ T925] ? rtnl_newlink+0x124/0x11c0 [ 119.353205][ T925] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 119.353206][ T925] ? netlink_rcv_skb+0x14e/0x3a0 [ 119.353209][ T925] ? netlink_unicast+0x486/0x750 [ 119.353210][ T925] ? netlink_sendmsg+0x735/0xc60 [ 119.353211][ T925] ? ____sys_sendmsg+0x415/0x880 [ 119.353214][ T925] ? ___sys_sendmsg+0x14e/0x1d0 [ 119.353215][ T925] ? __sys_sendmsg+0x12c/0x1d0 [ 119.353217][ T925] ? do_syscall_64+0xff/0x530 [ 119.353219][ T925] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 119.353221][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353223][ T925] ? lock_acquire+0x13c/0x160 [ 119.353225][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353226][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353228][ T925] ? trace_contention_end+0xb3/0x180 [ 119.353231][ T925] ? __mutex_lock+0x1db/0x1ea0 [ 119.353232][ T925] ? __mutex_lock+0x9a3/0x1ea0 [ 119.353233][ T925] ? rtnl_newlink+0x9a8/0x11c0 [ 119.353235][ T925] ? ww_mutex_lock+0x160/0x160 [ 119.353236][ T925] ? nla_get_range_signed+0x3d0/0x3d0 [ 119.353238][ T925] ? __rtnl_newlink+0x3fa/0xa50 [ 119.353240][ T925] rtnl_newlink+0x9f1/0x11c0 [ 119.353242][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353244][ T925] ? rtnl_bridge_getlink+0x850/0x850 [ 119.353245][ T925] ? lock_acquire+0x13c/0x160 [ 119.353247][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353249][ T925] ? is_bpf_text_address+0x3e/0x110 [ 119.353252][ T925] ? is_bpf_text_address+0x72/0x110 [ 119.353254][ T925] ? kernel_text_address+0x149/0x170 [ 119.353255][ T925] ? __kernel_text_address+0x12/0x30 [ 119.353256][ T925] ? write_profile+0xf0/0xf0 [ 119.353257][ T925] ? unwind_get_return_address+0x67/0xd0 [ 119.353258][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353260][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353262][ T925] ? cap_capable+0x1d7/0x3d0 [ 119.353265][ T925] ? lock_acquire+0x13c/0x160 [ 119.353266][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353268][ T925] ? rtnl_bridge_getlink+0x850/0x850 [ 119.353269][ T925] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 119.353271][ T925] ? rtnl_link_fill+0x920/0x920 [ 119.353272][ T925] ? filter_irq_stacks+0xd0/0xd0 [ 119.353274][ T925] ? stack_depot_save_flags+0x1bc/0x790 [ 119.353276][ T925] netlink_rcv_skb+0x14e/0x3a0 [ 119.353278][ T925] ? rtnl_link_fill+0x920/0x920 [ 119.353279][ T925] ? lock_release+0x184/0x1f0 [ 119.353280][ T925] ? netlink_ack+0xcf0/0xcf0 [ 119.353282][ T925] ? __netlink_lookup+0xb9/0x6b0 [ 119.353284][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353286][ T925] ? lock_release+0x184/0x1f0 [ 119.353288][ T925] netlink_unicast+0x486/0x750 [ 119.353289][ T925] ? netlink_attachskb+0x810/0x810 [ 119.353291][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353292][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353294][ T925] ? lock_acquire+0x13c/0x160 [ 119.353296][ T925] netlink_sendmsg+0x735/0xc60 [ 119.353298][ T925] ? netlink_unicast+0x750/0x750 [ 119.353300][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353301][ T925] ? lock_release+0x184/0x1f0 [ 119.353303][ T925] ____sys_sendmsg+0x415/0x880 [ 119.353305][ T925] ? copy_msghdr_from_user+0x279/0x420 [ 119.353306][ T925] ? get_timestamp.constprop.0+0x390/0x390 [ 119.353308][ T925] ? move_addr_to_kernel+0x40/0x40 [ 119.353309][ T925] ? filter_irq_stacks+0xd0/0xd0 [ 119.353312][ T925] ___sys_sendmsg+0x14e/0x1d0 [ 119.353313][ T925] ? copy_msghdr_from_user+0x420/0x420 [ 119.353318][ T925] __sys_sendmsg+0x12c/0x1d0 [ 119.353320][ T925] ? __sys_sendmsg_sock+0x20/0x20 [ 119.353322][ T925] ? rcu_is_watching+0x16/0xd0 [ 119.353324][ T925] do_syscall_64+0xff/0x530 [ 119.353326][ T925] ? exc_page_fault+0xee/0x100 [ 119.353328][ T925] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 119.353329][ T925] RIP: 0033:0x7fe0980cc54e [ 119.353331][ T925] 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 [ 119.353333][ T925] RSP: 002b:00007ffc5b36b920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 119.353337][ T925] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe0980cc54e [ 119.353338][ T925] RDX: 0000000000000000 RSI: 00007ffc5b36b9d0 RDI: 0000000000000005 [ 119.353339][ T925] RBP: 00007ffc5b36b930 R08: 0000000000000000 R09: 0000000000000000 [ 119.353339][ T925] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91543b [ 119.353340][ T925] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc5b36c090 [ 119.353343][ T925] [ 119.385226][ T925] veth4: left allmulticast mode [ 119.385420][ T925] veth4: left promiscuous mode [ 119.385692][ T925] br: port 3(veth4) entered disabled state [ 119.393630][ T925] ip (925) used greatest stack depth: 23016 bytes left [ 119.407285][ T927] br: port 2(veth3) entered disabled state [ 119.407658][ T927] veth3: left allmulticast mode [ 119.407834][ T927] veth3: left promiscuous mode [ 119.408075][ T927] br: port 2(veth3) entered disabled state [ 119.429235][ T929] br: port 1(veth1) entered disabled state [ 119.429779][ T929] veth1: left allmulticast mode [ 119.429918][ T929] veth1: left promiscuous mode [ 119.430106][ T929] br: port 1(veth1) entered disabled state