[ 10.745240][ T237] br1: port 1(veth1) entered blocking state [ 10.745306][ T237] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.745308][ T237] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 237, name: ip [ 10.745309][ T237] preempt_count: 1, expected: 0 [ 10.745310][ T237] RCU nest depth: 0, expected: 0 [ 10.745311][ T237] locks held by ip/237: 5, last CPU#0: [ 10.745313][ T237] #0: ffffffff970d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 10.745325][ T237] #1: ffffffff96969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.745331][ T237] #2: ffffffff96969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.745337][ T237] #3: ffffffff96889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.745340][ T237] #4: ffffffff96889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.745344][ T237] irq event stamp: 18776 [ 10.745345][ T237] hardirqs last enabled at (18775): [] __down_trylock_console_sem+0x86/0xa0 [ 10.745347][ T237] hardirqs last disabled at (18776): [] console_emit_next_record+0x3d4/0x4c0 [ 10.745350][ T237] softirqs last enabled at (18688): [] __alloc_skb+0x4c2/0x5f0 [ 10.745353][ T237] softirqs last disabled at (18686): [] __alloc_skb+0x4c2/0x5f0 [ 10.745355][ T237] Preemption disabled at: [ 10.745356][ T237] [] vprintk_emit+0x31b/0x3e0 [ 10.745362][ T237] CPU: 0 UID: 0 PID: 237 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.745365][ T237] Tainted: [W]=WARN [ 10.745366][ T237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.745368][ T237] Call Trace: [ 10.745370][ T237] [ 10.745372][ T237] dump_stack_lvl+0x6f/0xa0 [ 10.745377][ T237] ? vprintk_emit+0x31b/0x3e0 [ 10.745380][ T237] __might_resched.cold+0x1fe/0x2c1 [ 10.745384][ T237] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.745389][ T237] ? __kmalloc_noprof+0xdb/0x760 [ 10.745393][ T237] __kmalloc_noprof+0x443/0x760 [ 10.745396][ T237] ? alloc_buf.isra.0+0x4b/0x260 [ 10.745401][ T237] ? do_raw_spin_unlock+0x59/0x250 [ 10.745404][ T237] alloc_buf.isra.0+0x4b/0x260 [ 10.745407][ T237] put_chars+0x1e1/0x2f0 [ 10.745410][ T237] ? __send_to_port+0x420/0x420 [ 10.745415][ T237] ? validate_chain+0x34a/0xc20 [ 10.745418][ T237] hvc_console_print+0x292/0x780 [ 10.745421][ T237] ? mark_usage+0x61/0x170 [ 10.745423][ T237] ? __lock_acquire+0x518/0xc20 [ 10.745425][ T237] ? __lock_acquire+0x518/0xc20 [ 10.745428][ T237] ? hvc_write+0x3a0/0x3a0 [ 10.745430][ T237] ? console_emit_next_record+0x1df/0x4c0 [ 10.745434][ T237] ? rcu_is_watching+0x16/0xd0 [ 10.745438][ T237] ? lock_acquire+0x13c/0x160 [ 10.745442][ T237] console_emit_next_record+0x22f/0x4c0 [ 10.745445][ T237] ? devkmsg_read+0x4b0/0x4b0 [ 10.745447][ T237] ? console_flush_one_record+0x106/0x710 [ 10.745450][ T237] ? rcu_is_watching+0x16/0xd0 [ 10.745452][ T237] ? lock_acquire+0x13c/0x160 [ 10.745456][ T237] console_flush_one_record+0x46f/0x710 [ 10.745460][ T237] ? console_emit_next_record+0x4c0/0x4c0 [ 10.745462][ T237] ? __lock_acquire+0x518/0xc20 [ 10.745467][ T237] console_unlock+0xee/0x1f0 [ 10.745470][ T237] ? console_flush_one_record+0x710/0x710 [ 10.745472][ T237] ? rcu_is_watching+0x16/0xd0 [ 10.745474][ T237] ? lock_acquire+0x60/0x160 [ 10.745477][ T237] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.745479][ T237] ? vprintk_emit+0x320/0x3e0 [ 10.745482][ T237] vprintk_emit+0x37c/0x3e0 [ 10.745486][ T237] ? wake_up_klogd_work_func+0x90/0x90 [ 10.745489][ T237] ? __lock_release.isra.0+0x69/0x1a0 [ 10.745490][ T237] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 10.745495][ T237] ? mark_held_locks+0x40/0x70 [ 10.745498][ T237] _printk+0xc7/0x100 [ 10.745502][ T237] ? snapshot_read.cold+0x21/0x21 [ 10.745505][ T237] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 10.745518][ T237] ? do_setlink.isra.0+0xa31/0x2750 [ 10.745519][ T237] ? rtnl_newlink+0x9f1/0x11c0 [ 10.745520][ T237] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.745525][ T237] br_set_state+0x22f/0x430 [bridge] [ 10.745535][ T237] br_init_port+0xc4/0x200 [bridge] [ 10.745543][ T237] new_nbp+0x39c/0x580 [bridge] [ 10.745552][ T237] br_add_if+0x212/0x1320 [bridge] [ 10.745559][ T237] ? is_bpf_text_address+0x72/0x110 [ 10.745563][ T237] ? kernel_text_address+0x149/0x170 [ 10.745566][ T237] ? __kernel_text_address+0x12/0x30 [ 10.745570][ T237] do_set_master+0x357/0x580 [ 10.745575][ T237] do_setlink.isra.0+0xa31/0x2750 [ 10.745578][ T237] ? stack_trace_save+0x93/0xc0 [ 10.745581][ T237] ? rtnl_link_get_size+0x350/0x350 [ 10.745582][ T237] ? rcu_read_lock_any_held+0x66/0x90 [ 10.745585][ T237] ? stack_depot_save_flags+0x38e/0x790 [ 10.745588][ T237] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.745591][ T237] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.745593][ T237] ? validate_chain+0x38b/0xc20 [ 10.745595][ T237] ? kasan_save_stack+0x3d/0x50 [ 10.745599][ T237] ? kasan_save_stack+0x2f/0x50 [ 10.745600][ T237] ? kasan_save_track+0x14/0x30 [ 10.745603][ T237] ? __lock_acquire+0x518/0xc20 [ 10.745605][ T237] ? netlink_seq_next+0x4e/0x60 [ 10.745608][ T237] ? ___sys_sendmsg+0xb0/0x1d0 [ 10.745612][ T237] ? lock_acquire.part.0+0xd4/0x280 [ 10.745614][ T237] ? rtnl_newlink+0x9a8/0x11c0 [ 10.745617][ T237] ? rcu_is_watching+0x16/0xd0 [ 10.745619][ T237] ? lock_acquire+0x13c/0x160 [ 10.745620][ T237] ? rcu_is_watching+0x16/0xd0 [ 10.745622][ T237] ? rcu_is_watching+0x16/0xd0 [ 10.745624][ T237] ? trace_contention_end+0xb3/0x180 [ 10.745628][ T237] ? __mutex_lock+0x1db/0x1ea0 [ 10.745630][ T237] ? __mutex_lock+0x9a3/0x1ea0 [ 10.745632][ T237] ? rtnl_newlink+0x9a8/0x11c0 [ 10.745635][ T237] ? ww_mutex_lock+0x160/0x160 [ 10.745637][ T237] ? nla_get_range_signed+0x3d0/0x3d0 [ 10.745642][ T237] ? __rtnl_newlink+0x3fa/0xa50 [ 10.745647][ T237] rtnl_newlink+0x9f1/0x11c0 [ 10.745652][ T237] ? rtnl_bridge_getlink+0x850/0x850 [ 10.745654][ T237] ? __lock_acquire+0x518/0xc20 [ 10.745658][ T237] ? lock_acquire.part.0+0xd4/0x280 [ 10.745660][ T237] ? find_held_lock+0x2b/0x80 [ 10.745662][ T237] ? rtnl_bridge_getlink+0x850/0x850 [ 10.745664][ T237] ? __lock_release.isra.0+0x69/0x1a0 [ 10.745668][ T237] ? rtnl_bridge_getlink+0x850/0x850 [ 10.745670][ T237] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.745673][ T237] ? rtnl_link_fill+0x920/0x920 [ 10.745674][ T237] ? __lock_acquire+0x518/0xc20 [ 10.745679][ T237] ? lock_acquire.part.0+0xd4/0x280 [ 10.745680][ T237] ? find_held_lock+0x2b/0x80 [ 10.745684][ T237] netlink_rcv_skb+0x14e/0x3a0 [ 10.745686][ T237] ? rtnl_link_fill+0x920/0x920 [ 10.745688][ T237] ? netlink_ack+0xcf0/0xcf0 [ 10.745694][ T237] ? netlink_deliver_tap+0xc5/0x330 [ 10.745696][ T237] ? netlink_deliver_tap+0x13c/0x330 [ 10.745700][ T237] netlink_unicast+0x486/0x750 [ 10.745704][ T237] ? netlink_attachskb+0x810/0x810 [ 10.745706][ T237] ? __lock_acquire+0x518/0xc20 [ 10.745710][ T237] netlink_sendmsg+0x735/0xc60 [ 10.745714][ T237] ? netlink_unicast+0x750/0x750 [ 10.745718][ T237] ? __might_fault+0x97/0x140 [ 10.745723][ T237] ____sys_sendmsg+0x415/0x880 [ 10.745725][ T237] ? copy_msghdr_from_user+0x279/0x420 [ 10.745727][ T237] ? get_timestamp.constprop.0+0x390/0x390 [ 10.745729][ T237] ? move_addr_to_kernel+0x40/0x40 [ 10.745736][ T237] ___sys_sendmsg+0x14e/0x1d0 [ 10.745739][ T237] ? copy_msghdr_from_user+0x420/0x420 [ 10.745754][ T237] __sys_sendmsg+0x12c/0x1d0 [ 10.745757][ T237] ? __sys_sendmsg_sock+0x20/0x20 [ 10.745763][ T237] ? rcu_is_watching+0x16/0xd0 [ 10.745767][ T237] do_syscall_64+0xff/0x530 [ 10.745769][ T237] ? exc_page_fault+0xee/0x100 [ 10.745772][ T237] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.745774][ T237] RIP: 0033:0x7f9b1710254e [ 10.745778][ T237] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 10.745779][ T237] RSP: 002b:00007ffd0207a7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.745782][ T237] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9b1710254e [ 10.745784][ T237] RDX: 0000000000000000 RSI: 00007ffd0207a870 RDI: 0000000000000005 [ 10.745785][ T237] RBP: 00007ffd0207a7d0 R08: 0000000000000000 R09: 0000000000000000 [ 10.745785][ T237] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91028e [ 10.745786][ T237] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd0207af30 [ 10.745793][ T237] [ 10.785134][ T237] br1: port 1(veth1) entered disabled state [ 10.785513][ T237] veth1: entered allmulticast mode [ 10.787284][ T237] veth1: entered promiscuous mode [ 10.801778][ T237] ip (237) used greatest stack depth: 23336 bytes left [ 10.820516][ T188] br1: port 1(veth1) entered blocking state [ 10.820945][ T188] br1: port 1(veth1) entered forwarding state [ 18.428876][ T294] veth1: left allmulticast mode [ 18.428894][ T294] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 18.428896][ T294] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 294, name: ip [ 18.428898][ T294] preempt_count: 1, expected: 0 [ 18.428898][ T294] RCU nest depth: 0, expected: 0 [ 18.428899][ T294] locks held by ip/294: 5, last CPU#3: [ 18.428901][ T294] #0: ffffffff970d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 18.428913][ T294] #1: ffffffff96969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 18.428920][ T294] #2: ffffffff96969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 18.428924][ T294] #3: ffffffff96889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 18.428928][ T294] #4: ffffffff96889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 18.428932][ T294] irq event stamp: 12050 [ 18.428933][ T294] hardirqs last enabled at (12049): [] __down_trylock_console_sem+0x86/0xa0 [ 18.428935][ T294] hardirqs last disabled at (12050): [] console_emit_next_record+0x3d4/0x4c0 [ 18.428938][ T294] softirqs last enabled at (12032): [] handle_softirqs+0x67c/0x900 [ 18.428941][ T294] softirqs last disabled at (10953): [] __irq_exit_rcu+0x145/0x1c0 [ 18.428943][ T294] Preemption disabled at: [ 18.428944][ T294] [] vprintk_emit+0x31b/0x3e0 [ 18.428950][ T294] CPU: 3 UID: 0 PID: 294 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.428953][ T294] Tainted: [W]=WARN [ 18.428954][ T294] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.428956][ T294] Call Trace: [ 18.428958][ T294] [ 18.428959][ T294] dump_stack_lvl+0x6f/0xa0 [ 18.428966][ T294] ? vprintk_emit+0x31b/0x3e0 [ 18.428968][ T294] __might_resched.cold+0x1fe/0x2c1 [ 18.428973][ T294] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 18.428977][ T294] ? __kmalloc_noprof+0xdb/0x760 [ 18.428988][ T294] __kmalloc_noprof+0x443/0x760 [ 18.428990][ T294] ? alloc_buf.isra.0+0x4b/0x260 [ 18.428996][ T294] ? do_raw_spin_unlock+0x59/0x250 [ 18.428999][ T294] alloc_buf.isra.0+0x4b/0x260 [ 18.429002][ T294] put_chars+0x1e1/0x2f0 [ 18.429005][ T294] ? __send_to_port+0x420/0x420 [ 18.429006][ T294] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 18.429011][ T294] ? validate_chain+0x38b/0xc20 [ 18.429016][ T294] hvc_console_print+0x292/0x780 [ 18.429023][ T294] ? hvc_write+0x3a0/0x3a0 [ 18.429025][ T294] ? rcu_is_watching+0x16/0xd0 [ 18.429027][ T294] ? lock_acquire+0x13c/0x160 [ 18.429031][ T294] console_emit_next_record+0x22f/0x4c0 [ 18.429035][ T294] ? devkmsg_read+0x4b0/0x4b0 [ 18.429037][ T294] ? console_flush_one_record+0x106/0x710 [ 18.429040][ T294] ? rcu_is_watching+0x16/0xd0 [ 18.429043][ T294] ? lock_acquire+0x13c/0x160 [ 18.429046][ T294] console_flush_one_record+0x46f/0x710 [ 18.429051][ T294] ? console_emit_next_record+0x4c0/0x4c0 [ 18.429053][ T294] ? __lock_acquire+0x518/0xc20 [ 18.429058][ T294] console_unlock+0xee/0x1f0 [ 18.429061][ T294] ? console_flush_one_record+0x710/0x710 [ 18.429062][ T294] ? rcu_is_watching+0x16/0xd0 [ 18.429065][ T294] ? lock_acquire+0x60/0x160 [ 18.429068][ T294] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.429070][ T294] ? vprintk_emit+0x320/0x3e0 [ 18.429074][ T294] vprintk_emit+0x37c/0x3e0 [ 18.429077][ T294] ? wake_up_klogd_work_func+0x90/0x90 [ 18.429079][ T294] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 18.429081][ T294] ? netlink_unicast+0x486/0x750 [ 18.429084][ T294] ? netlink_sendmsg+0x735/0xc60 [ 18.429086][ T294] ? ____sys_sendmsg+0x415/0x880 [ 18.429089][ T294] ? ___sys_sendmsg+0x14e/0x1d0 [ 18.429090][ T294] ? __sys_sendmsg+0x12c/0x1d0 [ 18.429092][ T294] ? do_syscall_64+0xff/0x530 [ 18.429097][ T294] _printk+0xc7/0x100 [ 18.429101][ T294] ? snapshot_read.cold+0x21/0x21 [ 18.429105][ T294] ? netdev_name+0x43/0x60 [ 18.429109][ T294] ? __netdev_printk+0x17f/0x1d0 [ 18.429113][ T294] netdev_info+0xe2/0x116 [ 18.429115][ T294] ? netdev_notice+0x120/0x120 [ 18.429119][ T294] ? rcu_is_watching+0x16/0xd0 [ 18.429122][ T294] ? __up_read+0x355/0x9e0 [ 18.429124][ T294] ? down_write_nested+0x200/0x200 [ 18.429126][ T294] ? __lock_release.isra.0+0x69/0x1a0 [ 18.429128][ T294] ? mutex_is_locked+0x1c/0x50 [ 18.429131][ T294] netif_set_allmulti.cold+0x7c/0x166 [ 18.429136][ T294] dev_set_allmulti+0xa2/0x150 [ 18.429140][ T294] del_nbp+0xb7/0xc10 [bridge] [ 18.429153][ T294] ? is_bpf_text_address+0x72/0x110 [ 18.429159][ T294] br_del_if+0xab/0x200 [bridge] [ 18.429167][ T294] ? rtnl_is_locked+0x15/0x20 [ 18.429170][ T294] do_set_master+0x15c/0x580 [ 18.429175][ T294] do_setlink.isra.0+0xa31/0x2750 [ 18.429178][ T294] ? stack_trace_save+0x93/0xc0 [ 18.429181][ T294] ? rtnl_link_get_size+0x350/0x350 [ 18.429183][ T294] ? rcu_read_lock_any_held+0x66/0x90 [ 18.429185][ T294] ? stack_depot_save_flags+0x38e/0x790 [ 18.429189][ T294] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 18.429192][ T294] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.429193][ T294] ? validate_chain+0x38b/0xc20 [ 18.429196][ T294] ? kasan_save_stack+0x3d/0x50 [ 18.429199][ T294] ? kasan_save_stack+0x2f/0x50 [ 18.429201][ T294] ? kasan_save_track+0x14/0x30 [ 18.429204][ T294] ? __lock_acquire+0x518/0xc20 [ 18.429206][ T294] ? netlink_seq_next+0x4e/0x60 [ 18.429207][ T294] ? ___sys_sendmsg+0xb0/0x1d0 [ 18.429211][ T294] ? lock_acquire.part.0+0xd4/0x280 [ 18.429213][ T294] ? rtnl_newlink+0x9a8/0x11c0 [ 18.429216][ T294] ? rcu_is_watching+0x16/0xd0 [ 18.429218][ T294] ? lock_acquire+0x13c/0x160 [ 18.429220][ T294] ? rcu_is_watching+0x16/0xd0 [ 18.429221][ T294] ? rcu_is_watching+0x16/0xd0 [ 18.429224][ T294] ? trace_contention_end+0xb3/0x180 [ 18.429227][ T294] ? __mutex_lock+0x1db/0x1ea0 [ 18.429229][ T294] ? __mutex_lock+0x9a3/0x1ea0 [ 18.429231][ T294] ? rtnl_newlink+0x9a8/0x11c0 [ 18.429235][ T294] ? ww_mutex_lock+0x160/0x160 [ 18.429236][ T294] ? nla_get_range_signed+0x3d0/0x3d0 [ 18.429242][ T294] ? __rtnl_newlink+0x3fa/0xa50 [ 18.429247][ T294] rtnl_newlink+0x9f1/0x11c0 [ 18.429252][ T294] ? rtnl_bridge_getlink+0x850/0x850 [ 18.429254][ T294] ? __lock_acquire+0x518/0xc20 [ 18.429259][ T294] ? lock_acquire.part.0+0xd4/0x280 [ 18.429261][ T294] ? find_held_lock+0x2b/0x80 [ 18.429263][ T294] ? rtnl_bridge_getlink+0x850/0x850 [ 18.429265][ T294] ? __lock_release.isra.0+0x69/0x1a0 [ 18.429269][ T294] ? rtnl_bridge_getlink+0x850/0x850 [ 18.429271][ T294] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 18.429274][ T294] ? rtnl_link_fill+0x920/0x920 [ 18.429275][ T294] ? __lock_acquire+0x518/0xc20 [ 18.429280][ T294] ? lock_acquire.part.0+0xd4/0x280 [ 18.429281][ T294] ? find_held_lock+0x2b/0x80 [ 18.429285][ T294] netlink_rcv_skb+0x14e/0x3a0 [ 18.429287][ T294] ? rtnl_link_fill+0x920/0x920 [ 18.429289][ T294] ? netlink_ack+0xcf0/0xcf0 [ 18.429296][ T294] ? netlink_deliver_tap+0xc5/0x330 [ 18.429297][ T294] ? netlink_deliver_tap+0x13c/0x330 [ 18.429301][ T294] netlink_unicast+0x486/0x750 [ 18.429305][ T294] ? netlink_attachskb+0x810/0x810 [ 18.429308][ T294] ? __lock_acquire+0x518/0xc20 [ 18.429312][ T294] netlink_sendmsg+0x735/0xc60 [ 18.429316][ T294] ? netlink_unicast+0x750/0x750 [ 18.429320][ T294] ? __might_fault+0x97/0x140 [ 18.429325][ T294] ____sys_sendmsg+0x415/0x880 [ 18.429327][ T294] ? copy_msghdr_from_user+0x279/0x420 [ 18.429329][ T294] ? get_timestamp.constprop.0+0x390/0x390 [ 18.429333][ T294] ? move_addr_to_kernel+0x40/0x40 [ 18.429341][ T294] ___sys_sendmsg+0x14e/0x1d0 [ 18.429344][ T294] ? copy_msghdr_from_user+0x420/0x420 [ 18.429359][ T294] __sys_sendmsg+0x12c/0x1d0 [ 18.429362][ T294] ? __sys_sendmsg_sock+0x20/0x20 [ 18.429368][ T294] ? rcu_is_watching+0x16/0xd0 [ 18.429372][ T294] do_syscall_64+0xff/0x530 [ 18.429373][ T294] ? exc_page_fault+0xee/0x100 [ 18.429377][ T294] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.429379][ T294] RIP: 0033:0x7fb93fb1854e [ 18.429382][ T294] 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 [ 18.429384][ T294] RSP: 002b:00007ffecc7c0e20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 18.429387][ T294] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb93fb1854e [ 18.429388][ T294] RDX: 0000000000000000 RSI: 00007ffecc7c0ed0 RDI: 0000000000000005 [ 18.429389][ T294] RBP: 00007ffecc7c0e30 R08: 0000000000000000 R09: 0000000000000000 [ 18.429390][ T294] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910295 [ 18.429391][ T294] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffecc7c1590 [ 18.429398][ T294] [ 18.471580][ T294] veth1: left promiscuous mode [ 18.472004][ T294] br1: port 1(veth1) entered disabled state [ 18.488000][ T294] ip (294) used greatest stack depth: 23208 bytes left [ 20.527147][ T296] br1: port 1(veth1) entered blocking state [ 20.527157][ T296] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 20.527159][ T296] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 296, name: ip [ 20.527161][ T296] preempt_count: 1, expected: 0 [ 20.527162][ T296] RCU nest depth: 0, expected: 0 [ 20.527163][ T296] locks held by ip/296: 5, last CPU#2: [ 20.527165][ T296] #0: ffffffff970d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 20.527175][ T296] #1: ffffffff96969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 20.527181][ T296] #2: ffffffff96969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 20.527184][ T296] #3: ffffffff96889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 20.527188][ T296] #4: ffffffff96889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 20.527192][ T296] irq event stamp: 11958 [ 20.527193][ T296] hardirqs last enabled at (11957): [] __down_trylock_console_sem+0x86/0xa0 [ 20.527195][ T296] hardirqs last disabled at (11958): [] console_emit_next_record+0x3d4/0x4c0 [ 20.527197][ T296] softirqs last enabled at (11900): [] __alloc_skb+0x4c2/0x5f0 [ 20.527200][ T296] softirqs last disabled at (11898): [] __alloc_skb+0x4c2/0x5f0 [ 20.527202][ T296] Preemption disabled at: [ 20.527203][ T296] [] vprintk_emit+0x31b/0x3e0 [ 20.527208][ T296] CPU: 2 UID: 0 PID: 296 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 20.527212][ T296] Tainted: [W]=WARN [ 20.527212][ T296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.527214][ T296] Call Trace: [ 20.527215][ T296] [ 20.527217][ T296] dump_stack_lvl+0x6f/0xa0 [ 20.527222][ T296] ? vprintk_emit+0x31b/0x3e0 [ 20.527224][ T296] __might_resched.cold+0x1fe/0x2c1 [ 20.527229][ T296] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 20.527234][ T296] ? __kmalloc_noprof+0xdb/0x760 [ 20.527239][ T296] __kmalloc_noprof+0x443/0x760 [ 20.527241][ T296] ? alloc_buf.isra.0+0x4b/0x260 [ 20.527247][ T296] ? do_raw_spin_unlock+0x59/0x250 [ 20.527249][ T296] alloc_buf.isra.0+0x4b/0x260 [ 20.527252][ T296] put_chars+0x1e1/0x2f0 [ 20.527254][ T296] ? prb_final_commit+0x50/0x50 [ 20.527256][ T296] ? __send_to_port+0x420/0x420 [ 20.527259][ T296] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 20.527263][ T296] ? rcu_read_lock_any_held+0x3c/0x90 [ 20.527266][ T296] ? validate_chain+0x38b/0xc20 [ 20.527269][ T296] hvc_console_print+0x292/0x780 [ 20.527272][ T296] ? mark_usage+0x61/0x170 [ 20.527274][ T296] ? __lock_acquire+0x518/0xc20 [ 20.527275][ T296] ? __lock_acquire+0x518/0xc20 [ 20.527279][ T296] ? hvc_write+0x3a0/0x3a0 [ 20.527281][ T296] ? console_emit_next_record+0x1df/0x4c0 [ 20.527284][ T296] ? rcu_is_watching+0x16/0xd0 [ 20.527287][ T296] ? lock_acquire+0x13c/0x160 [ 20.527291][ T296] console_emit_next_record+0x22f/0x4c0 [ 20.527294][ T296] ? devkmsg_read+0x4b0/0x4b0 [ 20.527296][ T296] ? console_flush_one_record+0x106/0x710 [ 20.527299][ T296] ? rcu_is_watching+0x16/0xd0 [ 20.527302][ T296] ? lock_acquire+0x13c/0x160 [ 20.527306][ T296] console_flush_one_record+0x46f/0x710 [ 20.527310][ T296] ? console_emit_next_record+0x4c0/0x4c0 [ 20.527312][ T296] ? __lock_acquire+0x518/0xc20 [ 20.527317][ T296] console_unlock+0xee/0x1f0 [ 20.527320][ T296] ? console_flush_one_record+0x710/0x710 [ 20.527321][ T296] ? rcu_is_watching+0x16/0xd0 [ 20.527324][ T296] ? lock_acquire+0x60/0x160 [ 20.527327][ T296] ? __down_trylock_console_sem+0x5e/0xa0 [ 20.527329][ T296] ? vprintk_emit+0x320/0x3e0 [ 20.527334][ T296] vprintk_emit+0x37c/0x3e0 [ 20.527339][ T296] ? wake_up_klogd_work_func+0x90/0x90 [ 20.527341][ T296] ? __lock_release.isra.0+0x69/0x1a0 [ 20.527344][ T296] ? mark_held_locks+0x40/0x70 [ 20.527347][ T296] _printk+0xc7/0x100 [ 20.527351][ T296] ? snapshot_read.cold+0x21/0x21 [ 20.527355][ T296] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 20.527367][ T296] ? do_setlink.isra.0+0xa31/0x2750 [ 20.527368][ T296] ? rtnl_newlink+0x9f1/0x11c0 [ 20.527369][ T296] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 20.527374][ T296] br_set_state+0x22f/0x430 [bridge] [ 20.527384][ T296] br_init_port+0xc4/0x200 [bridge] [ 20.527393][ T296] new_nbp+0x39c/0x580 [bridge] [ 20.527403][ T296] br_add_if+0x212/0x1320 [bridge] [ 20.527411][ T296] ? is_bpf_text_address+0x72/0x110 [ 20.527415][ T296] ? kernel_text_address+0x149/0x170 [ 20.527418][ T296] ? __kernel_text_address+0x12/0x30 [ 20.527422][ T296] do_set_master+0x357/0x580 [ 20.527426][ T296] do_setlink.isra.0+0xa31/0x2750 [ 20.527430][ T296] ? stack_trace_save+0x93/0xc0 [ 20.527433][ T296] ? rtnl_link_get_size+0x350/0x350 [ 20.527434][ T296] ? rcu_read_lock_any_held+0x66/0x90 [ 20.527436][ T296] ? stack_depot_save_flags+0x38e/0x790 [ 20.527439][ T296] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 20.527442][ T296] ? rcu_read_lock_any_held+0x3c/0x90 [ 20.527444][ T296] ? validate_chain+0x38b/0xc20 [ 20.527446][ T296] ? kasan_save_stack+0x3d/0x50 [ 20.527449][ T296] ? kasan_save_stack+0x2f/0x50 [ 20.527451][ T296] ? kasan_save_track+0x14/0x30 [ 20.527453][ T296] ? __lock_acquire+0x518/0xc20 [ 20.527455][ T296] ? netlink_seq_next+0x4e/0x60 [ 20.527458][ T296] ? ___sys_sendmsg+0xb0/0x1d0 [ 20.527463][ T296] ? lock_acquire.part.0+0xd4/0x280 [ 20.527465][ T296] ? rtnl_newlink+0x9a8/0x11c0 [ 20.527467][ T296] ? rcu_is_watching+0x16/0xd0 [ 20.527470][ T296] ? lock_acquire+0x13c/0x160 [ 20.527471][ T296] ? rcu_is_watching+0x16/0xd0 [ 20.527473][ T296] ? rcu_is_watching+0x16/0xd0 [ 20.527475][ T296] ? trace_contention_end+0xb3/0x180 [ 20.527479][ T296] ? __mutex_lock+0x1db/0x1ea0 [ 20.527482][ T296] ? __mutex_lock+0x9a3/0x1ea0 [ 20.527484][ T296] ? rtnl_newlink+0x9a8/0x11c0 [ 20.527487][ T296] ? ww_mutex_lock+0x160/0x160 [ 20.527489][ T296] ? nla_get_range_signed+0x3d0/0x3d0 [ 20.527494][ T296] ? __rtnl_newlink+0x3fa/0xa50 [ 20.527499][ T296] rtnl_newlink+0x9f1/0x11c0 [ 20.527504][ T296] ? rtnl_bridge_getlink+0x850/0x850 [ 20.527506][ T296] ? __lock_acquire+0x518/0xc20 [ 20.527510][ T296] ? lock_acquire.part.0+0xd4/0x280 [ 20.527512][ T296] ? find_held_lock+0x2b/0x80 [ 20.527514][ T296] ? rtnl_bridge_getlink+0x850/0x850 [ 20.527516][ T296] ? __lock_release.isra.0+0x69/0x1a0 [ 20.527519][ T296] ? rtnl_bridge_getlink+0x850/0x850 [ 20.527521][ T296] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 20.527524][ T296] ? rtnl_link_fill+0x920/0x920 [ 20.527526][ T296] ? __lock_acquire+0x518/0xc20 [ 20.527530][ T296] ? lock_acquire.part.0+0xd4/0x280 [ 20.527532][ T296] ? find_held_lock+0x2b/0x80 [ 20.527535][ T296] netlink_rcv_skb+0x14e/0x3a0 [ 20.527537][ T296] ? rtnl_link_fill+0x920/0x920 [ 20.527540][ T296] ? netlink_ack+0xcf0/0xcf0 [ 20.527546][ T296] ? netlink_deliver_tap+0xc5/0x330 [ 20.527547][ T296] ? netlink_deliver_tap+0x13c/0x330 [ 20.527551][ T296] netlink_unicast+0x486/0x750 [ 20.527555][ T296] ? netlink_attachskb+0x810/0x810 [ 20.527558][ T296] ? __lock_acquire+0x518/0xc20 [ 20.527562][ T296] netlink_sendmsg+0x735/0xc60 [ 20.527565][ T296] ? netlink_unicast+0x750/0x750 [ 20.527569][ T296] ? __might_fault+0x97/0x140 [ 20.527575][ T296] ____sys_sendmsg+0x415/0x880 [ 20.527577][ T296] ? copy_msghdr_from_user+0x279/0x420 [ 20.527579][ T296] ? get_timestamp.constprop.0+0x390/0x390 [ 20.527581][ T296] ? move_addr_to_kernel+0x40/0x40 [ 20.527588][ T296] ___sys_sendmsg+0x14e/0x1d0 [ 20.527591][ T296] ? copy_msghdr_from_user+0x420/0x420 [ 20.527606][ T296] __sys_sendmsg+0x12c/0x1d0 [ 20.527609][ T296] ? __sys_sendmsg_sock+0x20/0x20 [ 20.527615][ T296] ? rcu_is_watching+0x16/0xd0 [ 20.527619][ T296] do_syscall_64+0xff/0x530 [ 20.527621][ T296] ? exc_page_fault+0xee/0x100 [ 20.527624][ T296] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 20.527626][ T296] RIP: 0033:0x7f7e8ff3154e [ 20.527629][ T296] 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 [ 20.527631][ T296] RSP: 002b:00007ffca0329770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 20.527633][ T296] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7e8ff3154e [ 20.527635][ T296] RDX: 0000000000000000 RSI: 00007ffca0329820 RDI: 0000000000000005 [ 20.527636][ T296] RBP: 00007ffca0329780 R08: 0000000000000000 R09: 0000000000000000 [ 20.527636][ T296] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910297 [ 20.527637][ T296] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffca0329ee0 [ 20.527644][ T296] [ 20.575015][ T296] br1: port 1(veth1) entered disabled state [ 20.575501][ T296] veth1: entered allmulticast mode [ 20.577167][ T296] veth1: entered promiscuous mode [ 20.578108][ T296] br1: port 1(veth1) entered blocking state [ 20.578453][ T296] br1: port 1(veth1) entered forwarding state [ 35.707380][ C2] [ 35.707397][ C2] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 35.707399][ C2] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/2 [ 35.707401][ C2] preempt_count: 104, expected: 0 [ 35.707402][ C2] RCU nest depth: 0, expected: 0 [ 35.707403][ C2] INFO: lockdep is turned off. [ 35.707404][ C2] irq event stamp: 691570 [ 35.707405][ C2] hardirqs last enabled at (691570): [] _raw_spin_unlock_irq+0x28/0x50 [ 35.707414][ C2] hardirqs last disabled at (691569): [] _raw_spin_lock_irq+0x4a/0x50 [ 35.707415][ C2] softirqs last enabled at (691548): [] handle_softirqs+0x67c/0x900 [ 35.707419][ C2] softirqs last disabled at (691567): [] __irq_exit_rcu+0x145/0x1c0 [ 35.707421][ C2] Preemption disabled at: [ 35.707422][ C2] [<0000000000000000>] 0x0 [ 35.707428][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 35.707431][ C2] Tainted: [W]=WARN [ 35.707432][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.707434][ C2] Call Trace: [ 35.707436][ C2] [ 35.707438][ C2] dump_stack_lvl+0x6f/0xa0 [ 35.707444][ C2] __might_resched.cold+0x1fe/0x2c1 [ 35.707447][ C2] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 35.707451][ C2] ? __asan_memcpy+0x3c/0x60 [ 35.707454][ C2] ? rcu_is_watching+0x16/0xd0 [ 35.707457][ C2] __kmalloc_noprof+0x443/0x760 [ 35.707460][ C2] ? __rwlock_init+0x150/0x150 [ 35.707463][ C2] ? alloc_buf.isra.0+0x4b/0x260 [ 35.707467][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 35.707468][ C2] alloc_buf.isra.0+0x4b/0x260 [ 35.707470][ C2] put_chars+0x1e1/0x2f0 [ 35.707473][ C2] ? __send_to_port+0x420/0x420 [ 35.707474][ C2] ? console_prepend_replay+0x20/0x20 [ 35.707477][ C2] hvc_console_print+0x292/0x780 [ 35.707481][ C2] ? hvc_write+0x3a0/0x3a0 [ 35.707482][ C2] ? rcu_is_watching+0x16/0xd0 [ 35.707484][ C2] ? lock_acquire+0x13c/0x160 [ 35.707486][ C2] console_emit_next_record+0x22f/0x4c0 [ 35.707488][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 35.707490][ C2] ? rcu_is_watching+0x16/0xd0 [ 35.707492][ C2] ? rcu_is_watching+0x16/0xd0 [ 35.707493][ C2] ? lock_acquire+0x13c/0x160 [ 35.707495][ C2] ? console_flush_one_record+0x111/0x710 [ 35.707497][ C2] console_flush_one_record+0x46f/0x710 [ 35.707499][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 35.707501][ C2] console_unlock+0xee/0x1f0 [ 35.707503][ C2] ? lock_acquire+0x13c/0x160 [ 35.707504][ C2] ? console_flush_one_record+0x710/0x710 [ 35.707506][ C2] ? rcu_is_watching+0x16/0xd0 [ 35.707508][ C2] ? lock_release+0x184/0x1f0 [ 35.707509][ C2] ? lock_acquire+0x60/0x160 [ 35.707511][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 35.707513][ C2] ? vprintk_emit+0x320/0x3e0 [ 35.707515][ C2] vprintk_emit+0x37c/0x3e0 [ 35.707517][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 35.707519][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 35.707530][ C2] ? lock_release+0x184/0x1f0 [ 35.707532][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 35.707538][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 35.707544][ C2] ? is_module_text_address+0x154/0x250 [ 35.707547][ C2] _printk+0xc7/0x100 [ 35.707550][ C2] ? snapshot_read.cold+0x21/0x21 [ 35.707552][ C2] ? arch_stack_walk+0xd7/0x130 [ 35.707556][ C2] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 35.707558][ C2] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 35.707560][ C2] print_irq_inversion_bug.part.0+0x32/0xc0 [ 35.707562][ C2] mark_lock_irq+0x989/0x9c0 [ 35.707565][ C2] mark_lock+0x1d7/0xa00 [ 35.707567][ C2] mark_usage+0x42/0x170 [ 35.707568][ C2] __lock_acquire+0x388/0xc20 [ 35.707570][ C2] lock_acquire.part.0+0xd4/0x280 [ 35.707572][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 35.707578][ C2] ? rcu_is_watching+0x16/0xd0 [ 35.707580][ C2] ? lock_acquire+0x13c/0x160 [ 35.707581][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 35.707587][ C2] _raw_spin_lock+0x33/0x40 [ 35.707589][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 35.707595][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 35.707601][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 35.707607][ C2] call_timer_fn+0x160/0x4d0 [ 35.707610][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 35.707611][ C2] ? debug_object_active_state+0x430/0x430 [ 35.707615][ C2] ? find_held_lock+0x2b/0x80 [ 35.707617][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 35.707618][ C2] ? rcu_is_watching+0x16/0xd0 [ 35.707621][ C2] __run_timers+0x68f/0xaa0 [ 35.707622][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 35.707631][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 35.707632][ C2] ? __lock_acquire+0x518/0xc20 [ 35.707635][ C2] ? __rwlock_init+0x150/0x150 [ 35.707637][ C2] run_timer_softirq+0xf0/0x160 [ 35.707639][ C2] ? __run_timers+0xaa0/0xaa0 [ 35.707641][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 35.707643][ C2] ? rcu_is_watching+0x16/0xd0 [ 35.707644][ C2] handle_softirqs+0x1d3/0x900 [ 35.707646][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 35.707648][ C2] ? _local_bh_enable+0xc0/0xc0 [ 35.707650][ C2] __irq_exit_rcu+0x145/0x1c0 [ 35.707651][ C2] irq_exit_rcu+0xe/0x30 [ 35.707652][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 35.707656][ C2] [ 35.707656][ C2] [ 35.707657][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 35.707658][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 35.707660][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 35.707663][ C2] 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 [ 35.707664][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 35.707667][ C2] RAX: 00000000000a8d6d RBX: ff11000001bec6c0 RCX: ffffffff936f0307 [ 35.707669][ C2] RDX: ff11000001bec6c0 RSI: ffffffff96438b01 RDI: ffffffff95e8d8e0 [ 35.707669][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 35.707670][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 35.707671][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 35.707672][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 35.707676][ C2] default_idle+0x9/0x10 [ 35.707678][ C2] default_idle_call+0x6e/0xb0 [ 35.707679][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 35.707681][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 35.707682][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 35.707684][ C2] ? rcu_is_watching+0x16/0xd0 [ 35.707686][ C2] do_idle+0xd8/0x190 [ 35.707688][ C2] cpu_startup_entry+0x53/0x70 [ 35.707689][ C2] start_secondary+0x204/0x2b0 [ 35.707691][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 35.707693][ C2] common_startup_64+0x13e/0x148 [ 35.707697][ C2] [ 35.725611][ C2] ======================================================== [ 35.725847][ C2] WARNING: possible irq lock inversion dependency detected [ 35.726092][ C2] 7.2.0-virtme #1 Tainted: G W [ 35.726257][ C2] -------------------------------------------------------- [ 35.726496][ C2] swapper/2/0 just changed the state of lock: [ 35.726700][ C2] ff1100000c97ae58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 35.727018][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 35.727258][ C2] (fs_reclaim){+.+.}-{0:0} [ 35.727260][ C2] [ 35.727260][ C2] [ 35.727260][ C2] and interrupts could create inverse lock ordering between them. [ 35.727260][ C2] [ 35.727783][ C2] [ 35.727783][ C2] other info that might help us debug this: [ 35.728021][ C2] Chain exists of: [ 35.728021][ C2] &br->lock --> console_owner --> fs_reclaim [ 35.728021][ C2] [ 35.728363][ C2] Possible interrupt unsafe locking scenario: [ 35.728363][ C2] [ 35.728601][ C2] CPU0 CPU1 [ 35.728775][ C2] ---- ---- [ 35.728912][ C2] lock(fs_reclaim); [ 35.729014][ C2] local_irq_disable(); [ 35.729230][ C2] lock(&br->lock); [ 35.729438][ C2] lock(console_owner); [ 35.729604][ C2] [ 35.729749][ C2] lock(&br->lock); [ 35.729854][ C2] [ 35.729854][ C2] *** DEADLOCK *** [ 35.729854][ C2] [ 35.730094][ C2] locks held by swapper/2/0: 1, last CPU#2: [ 35.730261][ C2] #0: ffa0000000228c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 35.730572][ C2] [ 35.730572][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 35.730838][ C2] -> (fs_reclaim){+.+.}-{0:0} { [ 35.731023][ C2] HARDIRQ-ON-W at: [ 35.731132][ C2] __lock_acquire+0x388/0xc20 [ 35.731349][ C2] lock_acquire.part.0+0xd4/0x280 [ 35.731514][ C2] fs_reclaim_acquire+0xd5/0x120 [ 35.731727][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 35.731976][ C2] kthread_create_worker_on_node+0xea/0x210 [ 35.732223][ C2] workqueue_init+0x2a/0x680 [ 35.732390][ C2] kernel_init_freeable+0x2fe/0x630 [ 35.732632][ C2] kernel_init+0x21/0x150 [ 35.732843][ C2] ret_from_fork+0x474/0x6b0 [ 35.733010][ C2] ret_from_fork_asm+0x11/0x20 [ 35.733226][ C2] SOFTIRQ-ON-W at: [ 35.733324][ C2] __lock_acquire+0x388/0xc20 [ 35.733535][ C2] lock_acquire.part.0+0xd4/0x280 [ 35.733700][ C2] fs_reclaim_acquire+0xd5/0x120 [ 35.733911][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 35.734159][ C2] kthread_create_worker_on_node+0xea/0x210 [ 35.734403][ C2] workqueue_init+0x2a/0x680 [ 35.734569][ C2] kernel_init_freeable+0x2fe/0x630 [ 35.734809][ C2] kernel_init+0x21/0x150 [ 35.735024][ C2] ret_from_fork+0x474/0x6b0 [ 35.735198][ C2] ret_from_fork_asm+0x11/0x20 [ 35.735408][ C2] INITIAL USE at: [ 35.735507][ C2] __lock_acquire+0x388/0xc20 [ 35.735717][ C2] lock_acquire.part.0+0xd4/0x280 [ 35.735884][ C2] fs_reclaim_acquire+0xd5/0x120 [ 35.736098][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 35.736340][ C2] kthread_create_worker_on_node+0xea/0x210 [ 35.736582][ C2] workqueue_init+0x2a/0x680 [ 35.736743][ C2] kernel_init_freeable+0x2fe/0x630 [ 35.736957][ C2] kernel_init+0x21/0x150 [ 35.737128][ C2] ret_from_fork+0x474/0x6b0 [ 35.737338][ C2] ret_from_fork_asm+0x11/0x20 [ 35.737550][ C2] } [ 35.737620][ C2] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 35.737863][ C2] ... acquired at: [ 35.737964][ C2] __lock_acquire+0x518/0xc20 [ 35.738149][ C2] lock_acquire.part.0+0xd4/0x280 [ 35.738282][ C2] fs_reclaim_acquire+0xd5/0x120 [ 35.738457][ C2] __kmalloc_noprof+0xd3/0x760 [ 35.738588][ C2] alloc_buf.isra.0+0x4b/0x260 [ 35.738763][ C2] put_chars+0x1e1/0x2f0 [ 35.738896][ C2] hvc_console_print+0x292/0x780 [ 35.739076][ C2] console_emit_next_record+0x22f/0x4c0 [ 35.739208][ C2] console_flush_one_record+0x46f/0x710 [ 35.739387][ C2] console_unlock+0xee/0x1f0 [ 35.739519][ C2] vprintk_emit+0x37c/0x3e0 [ 35.739697][ C2] dev_vprintk_emit+0x27f/0x2c0 [ 35.739832][ C2] dev_printk_emit+0xb9/0xee [ 35.740011][ C2] _dev_info+0xe2/0x116 [ 35.740114][ C2] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 35.740323][ C2] cmos_do_probe+0x73b/0x98a [ 35.740455][ C2] platform_probe+0xfe/0x1f0 [ 35.740630][ C2] call_driver_probe+0x61/0x1c0 [ 35.740761][ C2] really_probe+0x199/0x760 [ 35.740939][ C2] __driver_probe_device+0x24f/0x440 [ 35.741075][ C2] driver_probe_device+0x4a/0xf0 [ 35.741251][ C2] __driver_attach+0x1b8/0x540 [ 35.741382][ C2] bus_for_each_dev+0x130/0x1e0 [ 35.741557][ C2] bus_add_driver+0x2c8/0x530 [ 35.741687][ C2] driver_register+0x1a3/0x390 [ 35.741870][ C2] __platform_driver_probe+0x13f/0x270 [ 35.742001][ C2] cmos_init+0x31/0x40 [ 35.742107][ C2] do_one_initcall+0x124/0x4f0 [ 35.742281][ C2] kernel_init_freeable+0x596/0x630 [ 35.742413][ C2] kernel_init+0x21/0x150 [ 35.742587][ C2] ret_from_fork+0x474/0x6b0 [ 35.742716][ C2] ret_from_fork_asm+0x11/0x20 [ 35.742896][ C2] [ 35.742964][ C2] -> (console_owner){....}-{0:0} { [ 35.743149][ C2] INITIAL USE at: [ 35.743248][ C2] } [ 35.743313][ C2] ... key at: [] console_owner_dep_map+0x0/0x60 [ 35.743551][ C2] ... acquired at: [ 35.743648][ C2] __lock_acquire+0x518/0xc20 [ 35.743826][ C2] lock_acquire.part.0+0xd4/0x280 [ 35.743959][ C2] console_lock_spinning_enable+0x5c/0x60 [ 35.744171][ C2] console_emit_next_record+0x1d1/0x4c0 [ 35.744347][ C2] console_flush_one_record+0x46f/0x710 [ 35.744477][ C2] console_unlock+0xee/0x1f0 [ 35.744651][ C2] vprintk_emit+0x37c/0x3e0 [ 35.744780][ C2] _printk+0xc7/0x100 [ 35.744886][ C2] br_set_state+0x22f/0x430 [bridge] [ 35.745078][ C2] br_init_port+0xc4/0x200 [bridge] [ 35.745213][ C2] br_stp_enable_port+0x12/0x50 [bridge] [ 35.745426][ C2] br_port_carrier_check+0x220/0x430 [bridge] [ 35.745643][ C2] br_device_event+0x52d/0x8f0 [bridge] [ 35.745780][ C2] notifier_call_chain+0xae/0x300 [ 35.745961][ C2] netif_state_change+0x139/0x340 [ 35.746099][ C2] __linkwatch_run_queue+0x34c/0x750 [ 35.746277][ C2] linkwatch_event+0x7f/0xb0 [ 35.746407][ C2] process_one_work+0xe3e/0x1560 [ 35.746581][ C2] worker_thread+0x4f1/0xd60 [ 35.746712][ C2] kthread+0x367/0x460 [ 35.746860][ C2] ret_from_fork+0x474/0x6b0 [ 35.746992][ C2] ret_from_fork_asm+0x11/0x20 [ 35.747173][ C2] [ 35.747238][ C2] -> (&br->lock){+.-.}-{3:3} { [ 35.747373][ C2] HARDIRQ-ON-W at: [ 35.747517][ C2] __lock_acquire+0x388/0xc20 [ 35.747679][ C2] lock_acquire.part.0+0xd4/0x280 [ 35.747891][ C2] _raw_spin_lock_bh+0x38/0x50 [ 35.748107][ C2] br_dev_newlink+0xa6/0x160 [bridge] [ 35.748281][ C2] rtnl_newlink_create+0x2d0/0x750 [ 35.748493][ C2] __rtnl_newlink+0x22b/0xa50 [ 35.748659][ C2] rtnl_newlink+0x9f1/0x11c0 [ 35.748871][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 35.749088][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 35.749257][ C2] netlink_unicast+0x486/0x750 [ 35.749471][ C2] netlink_sendmsg+0x735/0xc60 [ 35.749683][ C2] ____sys_sendmsg+0x415/0x880 [ 35.749854][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 35.750074][ C2] __sys_sendmsg+0x12c/0x1d0 [ 35.750239][ C2] do_syscall_64+0xff/0x530 [ 35.750449][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 35.750695][ C2] IN-SOFTIRQ-W at: [ 35.750795][ C2] __lock_acquire+0x388/0xc20 [ 35.751005][ C2] lock_acquire.part.0+0xd4/0x280 [ 35.751177][ C2] _raw_spin_lock+0x33/0x40 [ 35.751388][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 35.751637][ C2] call_timer_fn+0x160/0x4d0 [ 35.751803][ C2] __run_timers+0x68f/0xaa0 [ 35.752017][ C2] run_timer_softirq+0xf0/0x160 [ 35.752230][ C2] handle_softirqs+0x1d3/0x900 [ 35.752399][ C2] __irq_exit_rcu+0x145/0x1c0 [ 35.752608][ C2] irq_exit_rcu+0xe/0x30 [ 35.752822][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 35.753023][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 35.753275][ C2] pv_native_safe_halt+0xf/0x10 [ 35.753484][ C2] default_idle+0x9/0x10 [ 35.753649][ C2] default_idle_call+0x6e/0xb0 [ 35.753861][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 35.754113][ C2] do_idle+0xd8/0x190 [ 35.754246][ C2] cpu_startup_entry+0x53/0x70 [ 35.754459][ C2] start_secondary+0x204/0x2b0 [ 35.754622][ C2] common_startup_64+0x13e/0x148 [ 35.754830][ C2] INITIAL USE at: [ 35.754932][ C2] __lock_acquire+0x388/0xc20 [ 35.755150][ C2] lock_acquire.part.0+0xd4/0x280 [ 35.755360][ C2] _raw_spin_lock_bh+0x38/0x50 [ 35.755530][ C2] br_dev_newlink+0xa6/0x160 [bridge] [ 35.755746][ C2] rtnl_newlink_create+0x2d0/0x750 [ 35.755960][ C2] __rtnl_newlink+0x22b/0xa50 [ 35.756134][ C2] rtnl_newlink+0x9f1/0x11c0 [ 35.756346][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 35.756512][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 35.756721][ C2] netlink_unicast+0x486/0x750 [ 35.756933][ C2] netlink_sendmsg+0x735/0xc60 [ 35.757129][ C2] ____sys_sendmsg+0x415/0x880 [ 35.757343][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 35.757553][ C2] __sys_sendmsg+0x12c/0x1d0 [ 35.757719][ C2] do_syscall_64+0xff/0x530 [ 35.757935][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 35.758187][ C2] } [ 35.758253][ C2] ... key at: [] __key.7+0x0/0x40 [bridge] [ 35.758497][ C2] ... acquired at: [ 35.758594][ C2] mark_lock+0x1d7/0xa00 [ 35.758726][ C2] mark_usage+0x42/0x170 [ 35.758903][ C2] __lock_acquire+0x388/0xc20 [ 35.759034][ C2] lock_acquire.part.0+0xd4/0x280 [ 35.759213][ C2] _raw_spin_lock+0x33/0x40 [ 35.759345][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 35.759560][ C2] call_timer_fn+0x160/0x4d0 [ 35.759740][ C2] __run_timers+0x68f/0xaa0 [ 35.759873][ C2] run_timer_softirq+0xf0/0x160 [ 35.760052][ C2] handle_softirqs+0x1d3/0x900 [ 35.760183][ C2] __irq_exit_rcu+0x145/0x1c0 [ 35.760356][ C2] irq_exit_rcu+0xe/0x30 [ 35.760484][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 35.760691][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 35.760856][ C2] pv_native_safe_halt+0xf/0x10 [ 35.761028][ C2] default_idle+0x9/0x10 [ 35.761165][ C2] default_idle_call+0x6e/0xb0 [ 35.761341][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 35.761504][ C2] do_idle+0xd8/0x190 [ 35.761645][ C2] cpu_startup_entry+0x53/0x70 [ 35.761776][ C2] start_secondary+0x204/0x2b0 [ 35.761952][ C2] common_startup_64+0x13e/0x148 [ 35.762088][ C2] [ 35.762198][ C2] [ 35.762198][ C2] stack backtrace: [ 35.762365][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 35.762368][ C2] Tainted: [W]=WARN [ 35.762369][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.762370][ C2] Call Trace: [ 35.762372][ C2] [ 35.762373][ C2] dump_stack_lvl+0x6f/0xa0 [ 35.762376][ C2] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 35.762379][ C2] mark_lock_irq+0x989/0x9c0 [ 35.762381][ C2] mark_lock+0x1d7/0xa00 [ 35.762383][ C2] mark_usage+0x42/0x170 [ 35.762385][ C2] __lock_acquire+0x388/0xc20 [ 35.762387][ C2] lock_acquire.part.0+0xd4/0x280 [ 35.762389][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 35.762395][ C2] ? rcu_is_watching+0x16/0xd0 [ 35.762398][ C2] ? lock_acquire+0x13c/0x160 [ 35.762400][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 35.762406][ C2] _raw_spin_lock+0x33/0x40 [ 35.762407][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 35.762414][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 35.762421][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 35.762427][ C2] call_timer_fn+0x160/0x4d0 [ 35.762429][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 35.762431][ C2] ? debug_object_active_state+0x430/0x430 [ 35.762434][ C2] ? find_held_lock+0x2b/0x80 [ 35.762436][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 35.762437][ C2] ? rcu_is_watching+0x16/0xd0 [ 35.762440][ C2] __run_timers+0x68f/0xaa0 [ 35.762441][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 35.762448][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 35.762449][ C2] ? __lock_acquire+0x518/0xc20 [ 35.762452][ C2] ? __rwlock_init+0x150/0x150 [ 35.762454][ C2] run_timer_softirq+0xf0/0x160 [ 35.762456][ C2] ? __run_timers+0xaa0/0xaa0 [ 35.762458][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 35.762460][ C2] ? rcu_is_watching+0x16/0xd0 [ 35.762461][ C2] handle_softirqs+0x1d3/0x900 [ 35.762463][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 35.762465][ C2] ? _local_bh_enable+0xc0/0xc0 [ 35.762467][ C2] __irq_exit_rcu+0x145/0x1c0 [ 35.762468][ C2] irq_exit_rcu+0xe/0x30 [ 35.762469][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 35.762471][ C2] [ 35.762472][ C2] [ 35.762472][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 35.762474][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 35.762475][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 35.762477][ C2] 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 [ 35.762479][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 35.762480][ C2] RAX: 00000000000a8d6d RBX: ff11000001bec6c0 RCX: ffffffff936f0307 [ 35.762481][ C2] RDX: ff11000001bec6c0 RSI: ffffffff96438b01 RDI: ffffffff95e8d8e0 [ 35.762482][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 35.762483][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 35.762484][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 35.762485][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 35.762487][ C2] default_idle+0x9/0x10 [ 35.762489][ C2] default_idle_call+0x6e/0xb0 [ 35.762490][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 35.762492][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 35.762493][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 35.762495][ C2] ? rcu_is_watching+0x16/0xd0 [ 35.762497][ C2] do_idle+0xd8/0x190 [ 35.762498][ C2] cpu_startup_entry+0x53/0x70 [ 35.762500][ C2] start_secondary+0x204/0x2b0 [ 35.762501][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 35.762503][ C2] common_startup_64+0x13e/0x148 [ 35.762506][ C2] [ 39.189456][ T403] veth1: left allmulticast mode [ 39.189473][ T403] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 39.189476][ T403] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 403, name: ip [ 39.189477][ T403] preempt_count: 1, expected: 0 [ 39.189478][ T403] RCU nest depth: 0, expected: 0 [ 39.189479][ T403] INFO: lockdep is turned off. [ 39.189480][ T403] irq event stamp: 0 [ 39.189481][ T403] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 39.189485][ T403] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 39.189491][ T403] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 39.189492][ T403] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 39.189494][ T403] Preemption disabled at: [ 39.189495][ T403] [] vprintk_emit+0x31b/0x3e0 [ 39.189502][ T403] CPU: 3 UID: 0 PID: 403 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 39.189505][ T403] Tainted: [W]=WARN [ 39.189506][ T403] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.189508][ T403] Call Trace: [ 39.189510][ T403] [ 39.189511][ T403] dump_stack_lvl+0x6f/0xa0 [ 39.189517][ T403] ? vprintk_emit+0x31b/0x3e0 [ 39.189518][ T403] __might_resched.cold+0x1fe/0x2c1 [ 39.189522][ T403] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 39.189525][ T403] ? __asan_memcpy+0x3c/0x60 [ 39.189528][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189532][ T403] __kmalloc_noprof+0x443/0x760 [ 39.189535][ T403] ? __rwlock_init+0x150/0x150 [ 39.189537][ T403] ? alloc_buf.isra.0+0x4b/0x260 [ 39.189541][ T403] ? do_raw_spin_unlock+0x59/0x250 [ 39.189542][ T403] alloc_buf.isra.0+0x4b/0x260 [ 39.189544][ T403] put_chars+0x1e1/0x2f0 [ 39.189546][ T403] ? __send_to_port+0x420/0x420 [ 39.189548][ T403] ? console_prepend_replay+0x20/0x20 [ 39.189550][ T403] hvc_console_print+0x292/0x780 [ 39.189553][ T403] ? hvc_write+0x3a0/0x3a0 [ 39.189555][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189556][ T403] ? lock_acquire+0x13c/0x160 [ 39.189558][ T403] console_emit_next_record+0x22f/0x4c0 [ 39.189561][ T403] ? devkmsg_read+0x4b0/0x4b0 [ 39.189563][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189564][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189566][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189567][ T403] ? lock_acquire+0x13c/0x160 [ 39.189569][ T403] ? console_flush_one_record+0x111/0x710 [ 39.189571][ T403] console_flush_one_record+0x46f/0x710 [ 39.189573][ T403] ? console_emit_next_record+0x4c0/0x4c0 [ 39.189576][ T403] console_unlock+0xee/0x1f0 [ 39.189577][ T403] ? lock_acquire+0x13c/0x160 [ 39.189579][ T403] ? console_flush_one_record+0x710/0x710 [ 39.189580][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189582][ T403] ? lock_release+0x184/0x1f0 [ 39.189583][ T403] ? lock_acquire+0x60/0x160 [ 39.189585][ T403] ? __rcu_read_lock+0x30/0x70 [ 39.189587][ T403] ? __down_trylock_console_sem+0x5e/0xa0 [ 39.189589][ T403] ? vprintk_emit+0x320/0x3e0 [ 39.189591][ T403] vprintk_emit+0x37c/0x3e0 [ 39.189593][ T403] ? wake_up_klogd_work_func+0x90/0x90 [ 39.189594][ T403] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 39.189598][ T403] ? netlink_unicast+0x486/0x750 [ 39.189600][ T403] ? netlink_sendmsg+0x735/0xc60 [ 39.189602][ T403] ? ____sys_sendmsg+0x415/0x880 [ 39.189604][ T403] ? ___sys_sendmsg+0x14e/0x1d0 [ 39.189605][ T403] ? __sys_sendmsg+0x12c/0x1d0 [ 39.189607][ T403] ? do_syscall_64+0xff/0x530 [ 39.189610][ T403] _printk+0xc7/0x100 [ 39.189613][ T403] ? snapshot_read.cold+0x21/0x21 [ 39.189616][ T403] ? netdev_name+0x43/0x60 [ 39.189618][ T403] ? __netdev_printk+0x17f/0x1d0 [ 39.189620][ T403] netdev_info+0xe2/0x116 [ 39.189622][ T403] ? netdev_notice+0x120/0x120 [ 39.189623][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189625][ T403] ? __up_read+0x355/0x9e0 [ 39.189627][ T403] ? trace_hardirqs_on+0x36/0x40 [ 39.189629][ T403] ? down_write_nested+0x200/0x200 [ 39.189630][ T403] ? mutex_is_locked+0x1c/0x50 [ 39.189633][ T403] netif_set_allmulti.cold+0x7c/0x166 [ 39.189636][ T403] dev_set_allmulti+0xa2/0x150 [ 39.189638][ T403] del_nbp+0xb7/0xc10 [bridge] [ 39.189650][ T403] ? is_bpf_text_address+0x72/0x110 [ 39.189654][ T403] ? kernel_text_address+0x149/0x170 [ 39.189656][ T403] br_del_if+0xab/0x200 [bridge] [ 39.189663][ T403] ? rtnl_is_locked+0x15/0x20 [ 39.189666][ T403] do_set_master+0x15c/0x580 [ 39.189668][ T403] do_setlink.isra.0+0xa31/0x2750 [ 39.189670][ T403] ? stack_trace_save+0x93/0xc0 [ 39.189673][ T403] ? rtnl_link_get_size+0x350/0x350 [ 39.189674][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189675][ T403] ? stack_depot_save_flags+0x1bc/0x790 [ 39.189679][ T403] ? kasan_save_stack+0x3d/0x50 [ 39.189681][ T403] ? kasan_save_stack+0x2f/0x50 [ 39.189683][ T403] ? kasan_save_track+0x14/0x30 [ 39.189684][ T403] ? __kasan_kmalloc+0x7b/0x90 [ 39.189686][ T403] ? __kmalloc_cache_noprof+0x29a/0x620 [ 39.189687][ T403] ? rtnl_newlink+0x124/0x11c0 [ 39.189688][ T403] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 39.189689][ T403] ? netlink_rcv_skb+0x14e/0x3a0 [ 39.189691][ T403] ? netlink_unicast+0x486/0x750 [ 39.189692][ T403] ? netlink_sendmsg+0x735/0xc60 [ 39.189693][ T403] ? ____sys_sendmsg+0x415/0x880 [ 39.189694][ T403] ? ___sys_sendmsg+0x14e/0x1d0 [ 39.189696][ T403] ? __sys_sendmsg+0x12c/0x1d0 [ 39.189697][ T403] ? do_syscall_64+0xff/0x530 [ 39.189698][ T403] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 39.189700][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189702][ T403] ? lock_acquire+0x13c/0x160 [ 39.189704][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189705][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189707][ T403] ? trace_contention_end+0xb3/0x180 [ 39.189709][ T403] ? __mutex_lock+0x1db/0x1ea0 [ 39.189711][ T403] ? __mutex_lock+0x9a3/0x1ea0 [ 39.189712][ T403] ? rtnl_newlink+0x9a8/0x11c0 [ 39.189714][ T403] ? ww_mutex_lock+0x160/0x160 [ 39.189715][ T403] ? nla_get_range_signed+0x3d0/0x3d0 [ 39.189717][ T403] ? __rtnl_newlink+0x3fa/0xa50 [ 39.189719][ T403] rtnl_newlink+0x9f1/0x11c0 [ 39.189721][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189723][ T403] ? rtnl_bridge_getlink+0x850/0x850 [ 39.189724][ T403] ? lock_acquire+0x13c/0x160 [ 39.189725][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189727][ T403] ? is_bpf_text_address+0x3e/0x110 [ 39.189729][ T403] ? is_bpf_text_address+0x72/0x110 [ 39.189731][ T403] ? kernel_text_address+0x149/0x170 [ 39.189732][ T403] ? __kernel_text_address+0x12/0x30 [ 39.189733][ T403] ? write_profile+0xf0/0xf0 [ 39.189734][ T403] ? unwind_get_return_address+0x67/0xd0 [ 39.189737][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189738][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189740][ T403] ? cap_capable+0x1d7/0x3d0 [ 39.189744][ T403] ? lock_acquire+0x13c/0x160 [ 39.189745][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189747][ T403] ? rtnl_bridge_getlink+0x850/0x850 [ 39.189748][ T403] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 39.189750][ T403] ? rtnl_link_fill+0x920/0x920 [ 39.189751][ T403] ? filter_irq_stacks+0xd0/0xd0 [ 39.189752][ T403] ? stack_depot_save_flags+0x1bc/0x790 [ 39.189755][ T403] netlink_rcv_skb+0x14e/0x3a0 [ 39.189756][ T403] ? rtnl_link_fill+0x920/0x920 [ 39.189757][ T403] ? lock_release+0x184/0x1f0 [ 39.189759][ T403] ? netlink_ack+0xcf0/0xcf0 [ 39.189760][ T403] ? __netlink_lookup+0xb9/0x6b0 [ 39.189762][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189764][ T403] ? lock_release+0x184/0x1f0 [ 39.189766][ T403] netlink_unicast+0x486/0x750 [ 39.189768][ T403] ? netlink_attachskb+0x810/0x810 [ 39.189769][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189771][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189773][ T403] ? lock_acquire+0x13c/0x160 [ 39.189775][ T403] netlink_sendmsg+0x735/0xc60 [ 39.189777][ T403] ? netlink_unicast+0x750/0x750 [ 39.189778][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189780][ T403] ? lock_release+0x184/0x1f0 [ 39.189782][ T403] ____sys_sendmsg+0x415/0x880 [ 39.189783][ T403] ? copy_msghdr_from_user+0x279/0x420 [ 39.189785][ T403] ? get_timestamp.constprop.0+0x390/0x390 [ 39.189786][ T403] ? move_addr_to_kernel+0x40/0x40 [ 39.189788][ T403] ? filter_irq_stacks+0xd0/0xd0 [ 39.189790][ T403] ___sys_sendmsg+0x14e/0x1d0 [ 39.189792][ T403] ? copy_msghdr_from_user+0x420/0x420 [ 39.189797][ T403] __sys_sendmsg+0x12c/0x1d0 [ 39.189799][ T403] ? __sys_sendmsg_sock+0x20/0x20 [ 39.189801][ T403] ? rcu_is_watching+0x16/0xd0 [ 39.189803][ T403] do_syscall_64+0xff/0x530 [ 39.189804][ T403] ? exc_page_fault+0xee/0x100 [ 39.189806][ T403] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 39.189808][ T403] RIP: 0033:0x7faf7cd8f54e [ 39.189810][ T403] 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 [ 39.189812][ T403] RSP: 002b:00007ffeb8f67c40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 39.189815][ T403] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007faf7cd8f54e [ 39.189817][ T403] RDX: 0000000000000000 RSI: 00007ffeb8f67cf0 RDI: 0000000000000005 [ 39.189817][ T403] RBP: 00007ffeb8f67c50 R08: 0000000000000000 R09: 0000000000000000 [ 39.189818][ T403] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9102aa [ 39.189819][ T403] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb8f683b0 [ 39.189821][ T403] [ 39.218470][ T403] veth1: left promiscuous mode [ 39.218703][ T403] br1: port 1(veth1) entered disabled state [ 41.259773][ T406] br1: port 1(veth1) entered blocking state [ 41.259781][ T406] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 41.259783][ T406] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 406, name: ip [ 41.259784][ T406] preempt_count: 1, expected: 0 [ 41.259785][ T406] RCU nest depth: 0, expected: 0 [ 41.259786][ T406] INFO: lockdep is turned off. [ 41.259787][ T406] irq event stamp: 0 [ 41.259788][ T406] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 41.259791][ T406] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 41.259796][ T406] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 41.259798][ T406] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 41.259800][ T406] Preemption disabled at: [ 41.259800][ T406] [] vprintk_emit+0x31b/0x3e0 [ 41.259807][ T406] CPU: 3 UID: 0 PID: 406 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 41.259811][ T406] Tainted: [W]=WARN [ 41.259811][ T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.259813][ T406] Call Trace: [ 41.259814][ T406] [ 41.259815][ T406] dump_stack_lvl+0x6f/0xa0 [ 41.259820][ T406] ? vprintk_emit+0x31b/0x3e0 [ 41.259822][ T406] __might_resched.cold+0x1fe/0x2c1 [ 41.259826][ T406] ? __module_address+0x36/0x330 [ 41.259829][ T406] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 41.259832][ T406] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 41.259834][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.259837][ T406] __kmalloc_noprof+0x443/0x760 [ 41.259840][ T406] ? __rwlock_init+0x150/0x150 [ 41.259844][ T406] ? alloc_buf.isra.0+0x4b/0x260 [ 41.259849][ T406] ? do_raw_spin_unlock+0x59/0x250 [ 41.259851][ T406] alloc_buf.isra.0+0x4b/0x260 [ 41.259853][ T406] put_chars+0x1e1/0x2f0 [ 41.259855][ T406] ? prb_final_commit+0x50/0x50 [ 41.259857][ T406] ? __send_to_port+0x420/0x420 [ 41.259859][ T406] ? printk_get_next_message+0x240/0x650 [ 41.259861][ T406] hvc_console_print+0x292/0x780 [ 41.259864][ T406] ? hvc_write+0x3a0/0x3a0 [ 41.259866][ T406] ? do_raw_spin_lock+0x131/0x280 [ 41.259867][ T406] ? vsnprintf+0x668/0x1700 [ 41.259871][ T406] ? __rwlock_init+0x150/0x150 [ 41.259872][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.259874][ T406] ? lock_acquire+0x13c/0x160 [ 41.259876][ T406] console_emit_next_record+0x22f/0x4c0 [ 41.259878][ T406] ? devkmsg_read+0x4b0/0x4b0 [ 41.259880][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.259882][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.259883][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.259885][ T406] ? lock_acquire+0x13c/0x160 [ 41.259887][ T406] ? console_flush_one_record+0x111/0x710 [ 41.259889][ T406] console_flush_one_record+0x46f/0x710 [ 41.259891][ T406] ? console_emit_next_record+0x4c0/0x4c0 [ 41.259893][ T406] console_unlock+0xee/0x1f0 [ 41.259895][ T406] ? lock_acquire+0x13c/0x160 [ 41.259897][ T406] ? console_flush_one_record+0x710/0x710 [ 41.259898][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.259900][ T406] ? lock_release+0x184/0x1f0 [ 41.259901][ T406] ? lock_acquire+0x60/0x160 [ 41.259903][ T406] ? __rcu_read_lock+0x30/0x70 [ 41.259905][ T406] ? __down_trylock_console_sem+0x5e/0xa0 [ 41.259907][ T406] ? vprintk_emit+0x320/0x3e0 [ 41.259909][ T406] vprintk_emit+0x37c/0x3e0 [ 41.259911][ T406] ? wake_up_klogd_work_func+0x90/0x90 [ 41.259913][ T406] ? __rwlock_init+0x150/0x150 [ 41.259915][ T406] ? filter_irq_stacks+0xd0/0xd0 [ 41.259916][ T406] ? lock_acquire+0x13c/0x160 [ 41.259918][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.259920][ T406] _printk+0xc7/0x100 [ 41.259923][ T406] ? snapshot_read.cold+0x21/0x21 [ 41.259925][ T406] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 41.259937][ T406] ? do_setlink.isra.0+0xa31/0x2750 [ 41.259939][ T406] ? rtnl_newlink+0x9f1/0x11c0 [ 41.259941][ T406] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 41.259943][ T406] br_set_state+0x22f/0x430 [bridge] [ 41.259951][ T406] br_init_port+0xc4/0x200 [bridge] [ 41.259958][ T406] new_nbp+0x39c/0x580 [bridge] [ 41.259966][ T406] br_add_if+0x212/0x1320 [bridge] [ 41.259972][ T406] ? bpf_address_lookup+0x250/0x290 [ 41.259975][ T406] ? is_bpf_text_address+0x72/0x110 [ 41.259977][ T406] ? kernel_text_address+0x149/0x170 [ 41.259980][ T406] ? __kernel_text_address+0x12/0x30 [ 41.259982][ T406] do_set_master+0x357/0x580 [ 41.259984][ T406] do_setlink.isra.0+0xa31/0x2750 [ 41.259986][ T406] ? stack_trace_save+0x93/0xc0 [ 41.259988][ T406] ? rtnl_link_get_size+0x350/0x350 [ 41.259989][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.259990][ T406] ? stack_depot_save_flags+0x1bc/0x790 [ 41.259994][ T406] ? kasan_save_stack+0x3d/0x50 [ 41.259996][ T406] ? kasan_save_stack+0x2f/0x50 [ 41.259998][ T406] ? kasan_save_track+0x14/0x30 [ 41.259999][ T406] ? __kasan_kmalloc+0x7b/0x90 [ 41.260001][ T406] ? __kmalloc_cache_noprof+0x29a/0x620 [ 41.260002][ T406] ? rtnl_newlink+0x124/0x11c0 [ 41.260003][ T406] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 41.260004][ T406] ? netlink_rcv_skb+0x14e/0x3a0 [ 41.260007][ T406] ? netlink_unicast+0x486/0x750 [ 41.260008][ T406] ? netlink_sendmsg+0x735/0xc60 [ 41.260009][ T406] ? ____sys_sendmsg+0x415/0x880 [ 41.260012][ T406] ? ___sys_sendmsg+0x14e/0x1d0 [ 41.260013][ T406] ? __sys_sendmsg+0x12c/0x1d0 [ 41.260015][ T406] ? do_syscall_64+0xff/0x530 [ 41.260017][ T406] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 41.260019][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.260021][ T406] ? lock_acquire+0x13c/0x160 [ 41.260022][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.260024][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.260026][ T406] ? trace_contention_end+0xb3/0x180 [ 41.260029][ T406] ? __mutex_lock+0x1db/0x1ea0 [ 41.260031][ T406] ? __mutex_lock+0x9a3/0x1ea0 [ 41.260032][ T406] ? rtnl_newlink+0x9a8/0x11c0 [ 41.260034][ T406] ? ww_mutex_lock+0x160/0x160 [ 41.260035][ T406] ? nla_get_range_signed+0x3d0/0x3d0 [ 41.260037][ T406] ? __rtnl_newlink+0x3fa/0xa50 [ 41.260039][ T406] rtnl_newlink+0x9f1/0x11c0 [ 41.260041][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.260043][ T406] ? rtnl_bridge_getlink+0x850/0x850 [ 41.260044][ T406] ? lock_acquire+0x13c/0x160 [ 41.260046][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.260048][ T406] ? is_bpf_text_address+0x3e/0x110 [ 41.260049][ T406] ? is_bpf_text_address+0x72/0x110 [ 41.260051][ T406] ? kernel_text_address+0x149/0x170 [ 41.260052][ T406] ? __kernel_text_address+0x12/0x30 [ 41.260054][ T406] ? write_profile+0xf0/0xf0 [ 41.260055][ T406] ? unwind_get_return_address+0x67/0xd0 [ 41.260057][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.260059][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.260068][ T406] ? cap_capable+0x1d7/0x3d0 [ 41.260072][ T406] ? lock_acquire+0x13c/0x160 [ 41.260073][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.260075][ T406] ? rtnl_bridge_getlink+0x850/0x850 [ 41.260076][ T406] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 41.260078][ T406] ? rtnl_link_fill+0x920/0x920 [ 41.260079][ T406] ? filter_irq_stacks+0xd0/0xd0 [ 41.260081][ T406] ? stack_depot_save_flags+0x1bc/0x790 [ 41.260083][ T406] netlink_rcv_skb+0x14e/0x3a0 [ 41.260084][ T406] ? rtnl_link_fill+0x920/0x920 [ 41.260086][ T406] ? lock_release+0x184/0x1f0 [ 41.260087][ T406] ? netlink_ack+0xcf0/0xcf0 [ 41.260089][ T406] ? __netlink_lookup+0xb9/0x6b0 [ 41.260091][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.260093][ T406] ? lock_release+0x184/0x1f0 [ 41.260095][ T406] netlink_unicast+0x486/0x750 [ 41.260097][ T406] ? netlink_attachskb+0x810/0x810 [ 41.260098][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.260100][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.260102][ T406] ? lock_acquire+0x13c/0x160 [ 41.260103][ T406] netlink_sendmsg+0x735/0xc60 [ 41.260105][ T406] ? netlink_unicast+0x750/0x750 [ 41.260107][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.260109][ T406] ? lock_release+0x184/0x1f0 [ 41.260111][ T406] ____sys_sendmsg+0x415/0x880 [ 41.260112][ T406] ? copy_msghdr_from_user+0x279/0x420 [ 41.260114][ T406] ? get_timestamp.constprop.0+0x390/0x390 [ 41.260115][ T406] ? move_addr_to_kernel+0x40/0x40 [ 41.260117][ T406] ? filter_irq_stacks+0xd0/0xd0 [ 41.260119][ T406] ___sys_sendmsg+0x14e/0x1d0 [ 41.260121][ T406] ? copy_msghdr_from_user+0x420/0x420 [ 41.260126][ T406] __sys_sendmsg+0x12c/0x1d0 [ 41.260128][ T406] ? __sys_sendmsg_sock+0x20/0x20 [ 41.260131][ T406] ? rcu_is_watching+0x16/0xd0 [ 41.260133][ T406] do_syscall_64+0xff/0x530 [ 41.260134][ T406] ? exc_page_fault+0xee/0x100 [ 41.260136][ T406] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 41.260138][ T406] RIP: 0033:0x7f88e6d6d54e [ 41.260139][ T406] 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 [ 41.260141][ T406] RSP: 002b:00007ffecf87ca70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.260144][ T406] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f88e6d6d54e [ 41.260145][ T406] RDX: 0000000000000000 RSI: 00007ffecf87cb20 RDI: 0000000000000005 [ 41.260146][ T406] RBP: 00007ffecf87ca80 R08: 0000000000000000 R09: 0000000000000000 [ 41.260147][ T406] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9102ac [ 41.260147][ T406] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffecf87d1e0 [ 41.260150][ T406] [ 41.289081][ T406] br1: port 1(veth1) entered disabled state [ 41.289282][ T406] veth1: entered allmulticast mode [ 41.290155][ T406] veth1: entered promiscuous mode [ 41.290484][ T406] br1: port 1(veth1) entered blocking state [ 41.290656][ T406] br1: port 1(veth1) entered forwarding state [ 43.476909][ T447] br1: port 1(veth1) entered disabled state [ 43.476923][ T447] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 43.476925][ T447] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 447, name: ip [ 43.476927][ T447] preempt_count: 202, expected: 0 [ 43.476928][ T447] RCU nest depth: 0, expected: 0 [ 43.476929][ T447] INFO: lockdep is turned off. [ 43.476930][ T447] irq event stamp: 0 [ 43.476930][ T447] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 43.476935][ T447] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 43.476940][ T447] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 43.476942][ T447] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 43.476944][ T447] Preemption disabled at: [ 43.476944][ T447] [<0000000000000000>] 0x0 [ 43.476949][ T447] CPU: 2 UID: 0 PID: 447 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 43.476952][ T447] Tainted: [W]=WARN [ 43.476953][ T447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.476955][ T447] Call Trace: [ 43.476957][ T447] [ 43.476958][ T447] dump_stack_lvl+0x6f/0xa0 [ 43.476963][ T447] __might_resched.cold+0x1fe/0x2c1 [ 43.476967][ T447] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 43.476970][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.476974][ T447] __kmalloc_noprof+0x443/0x760 [ 43.476977][ T447] ? __rwlock_init+0x150/0x150 [ 43.476980][ T447] ? alloc_buf.isra.0+0x4b/0x260 [ 43.476984][ T447] ? do_raw_spin_unlock+0x59/0x250 [ 43.476986][ T447] alloc_buf.isra.0+0x4b/0x260 [ 43.476987][ T447] put_chars+0x1e1/0x2f0 [ 43.476989][ T447] ? __send_to_port+0x420/0x420 [ 43.476991][ T447] ? printk_get_next_message+0x240/0x650 [ 43.476994][ T447] hvc_console_print+0x292/0x780 [ 43.476998][ T447] ? hvc_write+0x3a0/0x3a0 [ 43.476999][ T447] ? __rwlock_init+0x150/0x150 [ 43.477001][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477003][ T447] ? lock_acquire+0x13c/0x160 [ 43.477005][ T447] console_emit_next_record+0x22f/0x4c0 [ 43.477007][ T447] ? devkmsg_read+0x4b0/0x4b0 [ 43.477009][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477011][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477012][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477014][ T447] ? lock_acquire+0x13c/0x160 [ 43.477016][ T447] ? console_flush_one_record+0x111/0x710 [ 43.477017][ T447] console_flush_one_record+0x46f/0x710 [ 43.477019][ T447] ? console_emit_next_record+0x4c0/0x4c0 [ 43.477022][ T447] console_unlock+0xee/0x1f0 [ 43.477024][ T447] ? lock_acquire+0x13c/0x160 [ 43.477025][ T447] ? console_flush_one_record+0x710/0x710 [ 43.477027][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477028][ T447] ? lock_release+0x184/0x1f0 [ 43.477030][ T447] ? lock_acquire+0x60/0x160 [ 43.477031][ T447] ? __rcu_read_lock+0x30/0x70 [ 43.477033][ T447] ? __down_trylock_console_sem+0x5e/0xa0 [ 43.477035][ T447] ? vprintk_emit+0x320/0x3e0 [ 43.477037][ T447] vprintk_emit+0x37c/0x3e0 [ 43.477039][ T447] ? wake_up_klogd_work_func+0x90/0x90 [ 43.477041][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477043][ T447] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 43.477045][ T447] ? trace_hardirqs_on+0x36/0x40 [ 43.477047][ T447] _printk+0xc7/0x100 [ 43.477050][ T447] ? snapshot_read.cold+0x21/0x21 [ 43.477052][ T447] ? ipv6_mc_down+0x17e/0x2d0 [ 43.477056][ T447] br_set_state+0x22f/0x430 [bridge] [ 43.477074][ T447] br_stp_disable_port+0x11f/0x390 [bridge] [ 43.477082][ T447] br_device_event+0x7b5/0x8f0 [bridge] [ 43.477090][ T447] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 43.477094][ T447] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 43.477096][ T447] ? addrconf_notify+0x2c8/0xf30 [ 43.477099][ T447] notifier_call_chain+0xae/0x300 [ 43.477102][ T447] __dev_notify_flags+0x23c/0x3c0 [ 43.477105][ T447] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 43.477107][ T447] ? netif_change_name+0x8c0/0x8c0 [ 43.477109][ T447] ? netif_set_allmulti+0x250/0x250 [ 43.477111][ T447] ? __kernel_text_address+0x12/0x30 [ 43.477113][ T447] ? write_profile+0xf0/0xf0 [ 43.477115][ T447] ? unwind_get_return_address+0x67/0xd0 [ 43.477118][ T447] netif_change_flags+0xfe/0x190 [ 43.477120][ T447] do_setlink.isra.0+0x1cc3/0x2750 [ 43.477123][ T447] ? stack_trace_save+0x93/0xc0 [ 43.477125][ T447] ? rtnl_link_get_size+0x350/0x350 [ 43.477126][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477127][ T447] ? stack_depot_save_flags+0x1bc/0x790 [ 43.477131][ T447] ? kasan_save_stack+0x3d/0x50 [ 43.477134][ T447] ? kasan_save_stack+0x2f/0x50 [ 43.477136][ T447] ? kasan_save_track+0x14/0x30 [ 43.477137][ T447] ? __kasan_kmalloc+0x7b/0x90 [ 43.477139][ T447] ? __kmalloc_cache_noprof+0x29a/0x620 [ 43.477140][ T447] ? rtnl_newlink+0x124/0x11c0 [ 43.477141][ T447] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 43.477142][ T447] ? netlink_rcv_skb+0x14e/0x3a0 [ 43.477145][ T447] ? netlink_unicast+0x486/0x750 [ 43.477146][ T447] ? netlink_sendmsg+0x735/0xc60 [ 43.477148][ T447] ? ____sys_sendmsg+0x415/0x880 [ 43.477150][ T447] ? ___sys_sendmsg+0x14e/0x1d0 [ 43.477151][ T447] ? __sys_sendmsg+0x12c/0x1d0 [ 43.477153][ T447] ? do_syscall_64+0xff/0x530 [ 43.477155][ T447] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 43.477158][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477159][ T447] ? lock_acquire+0x13c/0x160 [ 43.477161][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477162][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477164][ T447] ? trace_contention_end+0xb3/0x180 [ 43.477167][ T447] ? __mutex_lock+0x1db/0x1ea0 [ 43.477168][ T447] ? __mutex_lock+0x9a3/0x1ea0 [ 43.477169][ T447] ? rtnl_newlink+0x9a8/0x11c0 [ 43.477171][ T447] ? ww_mutex_lock+0x160/0x160 [ 43.477173][ T447] ? __rtnl_newlink+0x3fa/0xa50 [ 43.477175][ T447] rtnl_newlink+0x9f1/0x11c0 [ 43.477177][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477179][ T447] ? rtnl_bridge_getlink+0x850/0x850 [ 43.477180][ T447] ? lock_acquire+0x13c/0x160 [ 43.477181][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477183][ T447] ? is_bpf_text_address+0x3e/0x110 [ 43.477186][ T447] ? is_bpf_text_address+0x72/0x110 [ 43.477188][ T447] ? kernel_text_address+0x149/0x170 [ 43.477189][ T447] ? __kernel_text_address+0x12/0x30 [ 43.477190][ T447] ? write_profile+0xf0/0xf0 [ 43.477192][ T447] ? unwind_get_return_address+0x67/0xd0 [ 43.477193][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477194][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477196][ T447] ? cap_capable+0x1d7/0x3d0 [ 43.477199][ T447] ? lock_acquire+0x13c/0x160 [ 43.477201][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477202][ T447] ? rtnl_bridge_getlink+0x850/0x850 [ 43.477204][ T447] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 43.477205][ T447] ? rtnl_link_fill+0x920/0x920 [ 43.477206][ T447] ? filter_irq_stacks+0xd0/0xd0 [ 43.477208][ T447] ? stack_depot_save_flags+0x1bc/0x790 [ 43.477210][ T447] netlink_rcv_skb+0x14e/0x3a0 [ 43.477211][ T447] ? rtnl_link_fill+0x920/0x920 [ 43.477213][ T447] ? lock_release+0x184/0x1f0 [ 43.477214][ T447] ? netlink_ack+0xcf0/0xcf0 [ 43.477216][ T447] ? __netlink_lookup+0xb9/0x6b0 [ 43.477218][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477220][ T447] ? lock_release+0x184/0x1f0 [ 43.477222][ T447] netlink_unicast+0x486/0x750 [ 43.477223][ T447] ? netlink_attachskb+0x810/0x810 [ 43.477225][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477226][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477228][ T447] ? lock_acquire+0x13c/0x160 [ 43.477230][ T447] netlink_sendmsg+0x735/0xc60 [ 43.477232][ T447] ? netlink_unicast+0x750/0x750 [ 43.477233][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477235][ T447] ? lock_release+0x184/0x1f0 [ 43.477237][ T447] ____sys_sendmsg+0x415/0x880 [ 43.477238][ T447] ? copy_msghdr_from_user+0x279/0x420 [ 43.477240][ T447] ? get_timestamp.constprop.0+0x390/0x390 [ 43.477241][ T447] ? move_addr_to_kernel+0x40/0x40 [ 43.477243][ T447] ? filter_irq_stacks+0xd0/0xd0 [ 43.477245][ T447] ___sys_sendmsg+0x14e/0x1d0 [ 43.477247][ T447] ? copy_msghdr_from_user+0x420/0x420 [ 43.477252][ T447] __sys_sendmsg+0x12c/0x1d0 [ 43.477253][ T447] ? __sys_sendmsg_sock+0x20/0x20 [ 43.477256][ T447] ? rcu_is_watching+0x16/0xd0 [ 43.477258][ T447] do_syscall_64+0xff/0x530 [ 43.477259][ T447] ? exc_page_fault+0xee/0x100 [ 43.477262][ T447] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 43.477263][ T447] RIP: 0033:0x7fa90d90954e [ 43.477265][ T447] 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 [ 43.477267][ T447] RSP: 002b:00007fffc70b4d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 43.477270][ T447] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa90d90954e [ 43.477272][ T447] RDX: 0000000000000000 RSI: 00007fffc70b4e30 RDI: 0000000000000005 [ 43.477272][ T447] RBP: 00007fffc70b4d90 R08: 0000000000000000 R09: 0000000000000000 [ 43.477273][ T447] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9102ae [ 43.477274][ T447] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffc70b54f0 [ 43.477276][ T447] [ 43.516030][ T447] ip (447) used greatest stack depth: 23016 bytes left [ 43.526296][ T448] veth1: left allmulticast mode [ 43.526455][ T448] veth1: left promiscuous mode [ 43.526648][ T448] br1: port 1(veth1) entered disabled state