[ 11.879504][ T245] br1: port 1(veth1) entered blocking state [ 11.879681][ T245] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.879683][ T245] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 245, name: ip [ 11.879685][ T245] preempt_count: 1, expected: 0 [ 11.879686][ T245] RCU nest depth: 0, expected: 0 [ 11.879687][ T245] locks held by ip/245: 5, last CPU#0: [ 11.879690][ T245] #0: ffffffffa68d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.879704][ T245] #1: ffffffffa6169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.879712][ T245] #2: ffffffffa6169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.879716][ T245] #3: ffffffffa6089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.879721][ T245] #4: ffffffffa6089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.879726][ T245] irq event stamp: 13618 [ 11.879727][ T245] hardirqs last enabled at (13617): [] __down_trylock_console_sem+0x86/0xa0 [ 11.879730][ T245] hardirqs last disabled at (13618): [] console_emit_next_record+0x3d4/0x4c0 [ 11.879733][ T245] softirqs last enabled at (13528): [] __alloc_skb+0x4c2/0x5f0 [ 11.879736][ T245] softirqs last disabled at (13526): [] __alloc_skb+0x4c2/0x5f0 [ 11.879739][ T245] Preemption disabled at: [ 11.879740][ T245] [] vprintk_emit+0x31b/0x3e0 [ 11.879747][ T245] CPU: 0 UID: 0 PID: 245 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.879751][ T245] Tainted: [W]=WARN [ 11.879753][ T245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.879755][ T245] Call Trace: [ 11.879757][ T245] [ 11.879758][ T245] dump_stack_lvl+0x6f/0xa0 [ 11.879765][ T245] ? vprintk_emit+0x31b/0x3e0 [ 11.879768][ T245] __might_resched.cold+0x1fe/0x2c1 [ 11.879773][ T245] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.879784][ T245] ? __kmalloc_noprof+0xdb/0x760 [ 11.879790][ T245] __kmalloc_noprof+0x443/0x760 [ 11.879793][ T245] ? alloc_buf.isra.0+0x4b/0x260 [ 11.879801][ T245] ? do_raw_spin_unlock+0x59/0x250 [ 11.879804][ T245] alloc_buf.isra.0+0x4b/0x260 [ 11.879808][ T245] put_chars+0x1e1/0x2f0 [ 11.879812][ T245] ? __send_to_port+0x420/0x420 [ 11.879818][ T245] ? validate_chain+0x34a/0xc20 [ 11.879823][ T245] hvc_console_print+0x292/0x780 [ 11.879826][ T245] ? mark_usage+0x61/0x170 [ 11.879829][ T245] ? __lock_acquire+0x518/0xc20 [ 11.879831][ T245] ? __lock_acquire+0x518/0xc20 [ 11.879836][ T245] ? hvc_write+0x3a0/0x3a0 [ 11.879839][ T245] ? console_emit_next_record+0x1df/0x4c0 [ 11.879843][ T245] ? rcu_is_watching+0x16/0xd0 [ 11.879848][ T245] ? lock_acquire+0x13c/0x160 [ 11.879853][ T245] console_emit_next_record+0x22f/0x4c0 [ 11.879858][ T245] ? devkmsg_read+0x4b0/0x4b0 [ 11.879860][ T245] ? console_flush_one_record+0x106/0x710 [ 11.879865][ T245] ? rcu_is_watching+0x16/0xd0 [ 11.879868][ T245] ? lock_acquire+0x13c/0x160 [ 11.879873][ T245] console_flush_one_record+0x46f/0x710 [ 11.879878][ T245] ? console_emit_next_record+0x4c0/0x4c0 [ 11.879881][ T245] ? __lock_acquire+0x518/0xc20 [ 11.879888][ T245] console_unlock+0xee/0x1f0 [ 11.879892][ T245] ? console_flush_one_record+0x710/0x710 [ 11.879894][ T245] ? rcu_is_watching+0x16/0xd0 [ 11.879897][ T245] ? lock_acquire+0x60/0x160 [ 11.879902][ T245] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.879904][ T245] ? vprintk_emit+0x320/0x3e0 [ 11.879908][ T245] vprintk_emit+0x37c/0x3e0 [ 11.879913][ T245] ? wake_up_klogd_work_func+0x90/0x90 [ 11.879917][ T245] ? __lock_release.isra.0+0x69/0x1a0 [ 11.879919][ T245] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.879924][ T245] ? mark_held_locks+0x40/0x70 [ 11.879928][ T245] _printk+0xc7/0x100 [ 11.879932][ T245] ? snapshot_read.cold+0x21/0x21 [ 11.879938][ T245] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.879953][ T245] ? do_setlink.isra.0+0xa31/0x2750 [ 11.879955][ T245] ? rtnl_newlink+0x9f1/0x11c0 [ 11.879956][ T245] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.879963][ T245] br_set_state+0x22f/0x430 [bridge] [ 11.879977][ T245] br_init_port+0xc4/0x200 [bridge] [ 11.879989][ T245] new_nbp+0x39c/0x580 [bridge] [ 11.880002][ T245] br_add_if+0x212/0x1320 [bridge] [ 11.880012][ T245] ? is_bpf_text_address+0x72/0x110 [ 11.880017][ T245] ? kernel_text_address+0x149/0x170 [ 11.880022][ T245] ? __kernel_text_address+0x12/0x30 [ 11.880028][ T245] do_set_master+0x357/0x580 [ 11.880035][ T245] do_setlink.isra.0+0xa31/0x2750 [ 11.880040][ T245] ? stack_trace_save+0x93/0xc0 [ 11.880044][ T245] ? rtnl_link_get_size+0x350/0x350 [ 11.880046][ T245] ? rcu_read_lock_any_held+0x66/0x90 [ 11.880051][ T245] ? stack_depot_save_flags+0x38e/0x790 [ 11.880056][ T245] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.880060][ T245] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.880062][ T245] ? validate_chain+0x38b/0xc20 [ 11.880066][ T245] ? kasan_save_stack+0x3d/0x50 [ 11.880069][ T245] ? kasan_save_stack+0x2f/0x50 [ 11.880072][ T245] ? kasan_save_track+0x14/0x30 [ 11.880076][ T245] ? __lock_acquire+0x518/0xc20 [ 11.880078][ T245] ? netlink_seq_next+0xe/0x60 [ 11.880082][ T245] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.880089][ T245] ? lock_acquire.part.0+0xd4/0x280 [ 11.880092][ T245] ? rtnl_newlink+0x9a8/0x11c0 [ 11.880096][ T245] ? rcu_is_watching+0x16/0xd0 [ 11.880099][ T245] ? lock_acquire+0x13c/0x160 [ 11.880101][ T245] ? rcu_is_watching+0x16/0xd0 [ 11.880104][ T245] ? rcu_is_watching+0x16/0xd0 [ 11.880107][ T245] ? trace_contention_end+0xb3/0x180 [ 11.880112][ T245] ? __mutex_lock+0x1db/0x1ea0 [ 11.880115][ T245] ? __mutex_lock+0x9a3/0x1ea0 [ 11.880118][ T245] ? rtnl_newlink+0x9a8/0x11c0 [ 11.880123][ T245] ? ww_mutex_lock+0x160/0x160 [ 11.880126][ T245] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.880134][ T245] ? __rtnl_newlink+0x3fa/0xa50 [ 11.880142][ T245] rtnl_newlink+0x9f1/0x11c0 [ 11.880151][ T245] ? rtnl_bridge_getlink+0x850/0x850 [ 11.880154][ T245] ? __lock_acquire+0x518/0xc20 [ 11.880161][ T245] ? lock_acquire.part.0+0xd4/0x280 [ 11.880164][ T245] ? find_held_lock+0x2b/0x80 [ 11.880167][ T245] ? rtnl_bridge_getlink+0x850/0x850 [ 11.880170][ T245] ? __lock_release.isra.0+0x69/0x1a0 [ 11.880176][ T245] ? rtnl_bridge_getlink+0x850/0x850 [ 11.880179][ T245] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.880184][ T245] ? rtnl_link_fill+0x920/0x920 [ 11.880186][ T245] ? __lock_acquire+0x518/0xc20 [ 11.880193][ T245] ? lock_acquire.part.0+0xd4/0x280 [ 11.880196][ T245] ? find_held_lock+0x2b/0x80 [ 11.880202][ T245] netlink_rcv_skb+0x14e/0x3a0 [ 11.880204][ T245] ? rtnl_link_fill+0x920/0x920 [ 11.880209][ T245] ? netlink_ack+0xcf0/0xcf0 [ 11.880219][ T245] ? netlink_deliver_tap+0xc5/0x330 [ 11.880222][ T245] ? netlink_deliver_tap+0x13c/0x330 [ 11.880229][ T245] netlink_unicast+0x486/0x750 [ 11.880235][ T245] ? netlink_attachskb+0x810/0x810 [ 11.880239][ T245] ? __lock_acquire+0x518/0xc20 [ 11.880245][ T245] netlink_sendmsg+0x735/0xc60 [ 11.880250][ T245] ? netlink_unicast+0x750/0x750 [ 11.880256][ T245] ? __might_fault+0x97/0x140 [ 11.880263][ T245] ____sys_sendmsg+0x415/0x880 [ 11.880266][ T245] ? copy_msghdr_from_user+0x279/0x420 [ 11.880269][ T245] ? get_timestamp.constprop.0+0x390/0x390 [ 11.880271][ T245] ? move_addr_to_kernel+0x40/0x40 [ 11.880282][ T245] ___sys_sendmsg+0x14e/0x1d0 [ 11.880286][ T245] ? copy_msghdr_from_user+0x420/0x420 [ 11.880310][ T245] __sys_sendmsg+0x12c/0x1d0 [ 11.880314][ T245] ? __sys_sendmsg_sock+0x20/0x20 [ 11.880323][ T245] ? rcu_is_watching+0x16/0xd0 [ 11.880328][ T245] do_syscall_64+0xff/0x530 [ 11.880331][ T245] ? exc_page_fault+0xee/0x100 [ 11.880335][ T245] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.880339][ T245] RIP: 0033:0x7f77b4cbc54e [ 11.880343][ T245] 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 [ 11.880345][ T245] RSP: 002b:00007ffc880eef00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.880348][ T245] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f77b4cbc54e [ 11.880350][ T245] RDX: 0000000000000000 RSI: 00007ffc880eefb0 RDI: 0000000000000005 [ 11.880351][ T245] RBP: 00007ffc880eef10 R08: 0000000000000000 R09: 0000000000000000 [ 11.880352][ T245] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91aa62 [ 11.880353][ T245] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc880ef670 [ 11.880364][ T245] [ 11.945041][ T245] br1: port 1(veth1) entered disabled state [ 11.945557][ T245] veth1: entered allmulticast mode [ 11.948549][ T245] veth1: entered promiscuous mode [ 11.963501][ T245] ip (245) used greatest stack depth: 23336 bytes left [ 12.003536][ T61] br1: port 1(veth1) entered blocking state [ 12.004027][ T61] br1: port 1(veth1) entered forwarding state [ 12.038813][ T247] br1: port 2(veth2) entered blocking state [ 12.039416][ T247] br1: port 2(veth2) entered disabled state [ 12.039729][ T247] veth2: entered allmulticast mode [ 12.041694][ T247] veth2: entered promiscuous mode [ 12.077400][ T61] br1: port 2(veth2) entered blocking state [ 12.077954][ T61] br1: port 2(veth2) entered forwarding state [ 19.844815][ T300] GACT probability NOT on [ 19.844839][ T300] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 19.844842][ T300] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 300, name: modprobe [ 19.844843][ T300] preempt_count: 1, expected: 0 [ 19.844844][ T300] RCU nest depth: 0, expected: 0 [ 19.844845][ T300] locks held by modprobe/300: 4, last CPU#3: [ 19.844847][ T300] #0: ffffffffa6169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 19.844860][ T300] #1: ffffffffa6169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 19.844864][ T300] #2: ffffffffa6089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 19.844868][ T300] #3: ffffffffa6089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 19.844871][ T300] irq event stamp: 29094 [ 19.844872][ T300] hardirqs last enabled at (29093): [] __down_trylock_console_sem+0x86/0xa0 [ 19.844875][ T300] hardirqs last disabled at (29094): [] console_emit_next_record+0x3d4/0x4c0 [ 19.844877][ T300] softirqs last enabled at (28120): [] handle_softirqs+0x67c/0x900 [ 19.844880][ T300] softirqs last disabled at (28113): [] __irq_exit_rcu+0x145/0x1c0 [ 19.844882][ T300] Preemption disabled at: [ 19.844882][ T300] [] vprintk_emit+0x31b/0x3e0 [ 19.844888][ T300] CPU: 3 UID: 0 PID: 300 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 19.844892][ T300] Tainted: [W]=WARN [ 19.844893][ T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.844895][ T300] Call Trace: [ 19.844896][ T300] [ 19.844898][ T300] dump_stack_lvl+0x6f/0xa0 [ 19.844903][ T300] ? vprintk_emit+0x31b/0x3e0 [ 19.844906][ T300] __might_resched.cold+0x1fe/0x2c1 [ 19.844910][ T300] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 19.844914][ T300] ? __kmalloc_noprof+0xdb/0x760 [ 19.844919][ T300] __kmalloc_noprof+0x443/0x760 [ 19.844921][ T300] ? alloc_buf.isra.0+0x4b/0x260 [ 19.844927][ T300] ? do_raw_spin_unlock+0x59/0x250 [ 19.844930][ T300] alloc_buf.isra.0+0x4b/0x260 [ 19.844933][ T300] put_chars+0x1e1/0x2f0 [ 19.844935][ T300] ? desc_read_finalized_seq+0x79/0x120 [ 19.844937][ T300] ? __send_to_port+0x420/0x420 [ 19.844940][ T300] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.844943][ T300] ? validate_chain+0x38b/0xc20 [ 19.844947][ T300] hvc_console_print+0x292/0x780 [ 19.844950][ T300] ? __lock_acquire+0x518/0xc20 [ 19.844952][ T300] ? __lock_acquire+0x518/0xc20 [ 19.844956][ T300] ? hvc_write+0x3a0/0x3a0 [ 19.844957][ T300] ? console_emit_next_record+0x1df/0x4c0 [ 19.844960][ T300] ? rcu_is_watching+0x16/0xd0 [ 19.844963][ T300] ? lock_acquire+0x13c/0x160 [ 19.844967][ T300] console_emit_next_record+0x22f/0x4c0 [ 19.844971][ T300] ? devkmsg_read+0x4b0/0x4b0 [ 19.844973][ T300] ? console_flush_one_record+0x106/0x710 [ 19.844976][ T300] ? rcu_is_watching+0x16/0xd0 [ 19.844978][ T300] ? lock_acquire+0x13c/0x160 [ 19.844982][ T300] console_flush_one_record+0x46f/0x710 [ 19.844986][ T300] ? console_emit_next_record+0x4c0/0x4c0 [ 19.844988][ T300] ? __lock_acquire+0x518/0xc20 [ 19.844993][ T300] console_unlock+0xee/0x1f0 [ 19.844995][ T300] ? console_flush_one_record+0x710/0x710 [ 19.844997][ T300] ? rcu_is_watching+0x16/0xd0 [ 19.844999][ T300] ? lock_acquire+0x60/0x160 [ 19.845003][ T300] ? __down_trylock_console_sem+0x5e/0xa0 [ 19.845005][ T300] ? vprintk_emit+0x320/0x3e0 [ 19.845008][ T300] vprintk_emit+0x37c/0x3e0 [ 19.845012][ T300] ? wake_up_klogd_work_func+0x90/0x90 [ 19.845018][ T300] ? llc_exit+0x3e0/0x3e0 [llc] [ 19.845021][ T300] _printk+0xc7/0x100 [ 19.845025][ T300] ? snapshot_read.cold+0x21/0x21 [ 19.845031][ T300] ? do_one_initcall+0x113/0x4f0 [ 19.845034][ T300] gact_init_module+0x15/0x1000 [act_gact] [ 19.845037][ T300] do_one_initcall+0x124/0x4f0 [ 19.845039][ T300] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 19.845044][ T300] ? do_init_module+0xae/0x8a0 [ 19.845047][ T300] ? kasan_unpoison+0x44/0x70 [ 19.845054][ T300] do_init_module+0x2ad/0x8a0 [ 19.845058][ T300] ? lockdep_hardirqs_on+0x91/0x130 [ 19.845062][ T300] ? free_module+0x470/0x470 [ 19.845065][ T300] ? kfree+0x123/0x590 [ 19.845069][ T300] load_module+0x1424/0x1bb0 [ 19.845077][ T300] ? layout_and_allocate.isra.0+0x680/0x680 [ 19.845081][ T300] ? __ia32_sys_fsconfig+0x180/0x180 [ 19.845083][ T300] ? ovl_real_file+0x172/0x1e0 [ 19.845087][ T300] ? backing_file_read_iter+0x541/0x790 [ 19.845090][ T300] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.845094][ T300] init_module_from_file+0x11f/0x1a0 [ 19.845097][ T300] ? __do_sys_init_module+0x220/0x220 [ 19.845105][ T300] ? __rwlock_init+0x150/0x150 [ 19.845109][ T300] ? do_raw_spin_unlock+0x59/0x250 [ 19.845111][ T300] idempotent_init_module+0x37b/0x7c0 [ 19.845115][ T300] ? init_module_from_file+0x1a0/0x1a0 [ 19.845121][ T300] ? rcu_is_watching+0x16/0xd0 [ 19.845123][ T300] ? cap_capable+0x1d7/0x3d0 [ 19.845129][ T300] __x64_sys_finit_module+0xdf/0x190 [ 19.845131][ T300] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 19.845135][ T300] do_syscall_64+0xff/0x530 [ 19.845137][ T300] ? exc_page_fault+0xee/0x100 [ 19.845139][ T300] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 19.845141][ T300] RIP: 0033:0x7f9c0277f37d [ 19.845145][ T300] 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 [ 19.845147][ T300] RSP: 002b:00007ffe2bbf9548 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 19.845149][ T300] RAX: ffffffffffffffda RBX: 000055870a6ef810 RCX: 00007f9c0277f37d [ 19.845151][ T300] RDX: 0000000000000000 RSI: 00005586eda34ffd RDI: 0000000000000000 [ 19.845151][ T300] RBP: 00007ffe2bbf95e0 R08: 0000000000000000 R09: 0000000000000000 [ 19.845152][ T300] R10: 0000000000000000 R11: 0000000000000246 R12: 00005586eda34ffd [ 19.845153][ T300] R13: 000055870a6ef960 R14: 0000000000040000 R15: 0000000000000000 [ 19.845160][ T300] [ 27.506111][ C2] [ 27.506130][ C2] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.506133][ C2] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/2 [ 27.506135][ C2] preempt_count: 104, expected: 0 [ 27.506136][ C2] RCU nest depth: 0, expected: 0 [ 27.506136][ C2] INFO: lockdep is turned off. [ 27.506137][ C2] irq event stamp: 856620 [ 27.506138][ C2] hardirqs last enabled at (856620): [] _raw_spin_unlock_irq+0x28/0x50 [ 27.506149][ C2] hardirqs last disabled at (856619): [] _raw_spin_lock_irq+0x4a/0x50 [ 27.506150][ C2] softirqs last enabled at (856598): [] handle_softirqs+0x67c/0x900 [ 27.506155][ C2] softirqs last disabled at (856617): [] __irq_exit_rcu+0x145/0x1c0 [ 27.506156][ C2] Preemption disabled at: [ 27.506157][ C2] [<0000000000000000>] 0x0 [ 27.506165][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.506169][ C2] Tainted: [W]=WARN [ 27.506170][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.506171][ C2] Call Trace: [ 27.506173][ C2] [ 27.506174][ C2] dump_stack_lvl+0x6f/0xa0 [ 27.506181][ C2] __might_resched.cold+0x1fe/0x2c1 [ 27.506184][ C2] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.506188][ C2] ? __asan_memcpy+0x3c/0x60 [ 27.506191][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.506195][ C2] __kmalloc_noprof+0x443/0x760 [ 27.506198][ C2] ? __rwlock_init+0x150/0x150 [ 27.506201][ C2] ? alloc_buf.isra.0+0x4b/0x260 [ 27.506204][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 27.506206][ C2] alloc_buf.isra.0+0x4b/0x260 [ 27.506208][ C2] put_chars+0x1e1/0x2f0 [ 27.506210][ C2] ? __send_to_port+0x420/0x420 [ 27.506212][ C2] ? console_prepend_replay+0x20/0x20 [ 27.506215][ C2] hvc_console_print+0x292/0x780 [ 27.506218][ C2] ? hvc_write+0x3a0/0x3a0 [ 27.506220][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.506222][ C2] ? lock_acquire+0x13c/0x160 [ 27.506224][ C2] console_emit_next_record+0x22f/0x4c0 [ 27.506226][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 27.506228][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.506230][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.506232][ C2] ? lock_acquire+0x13c/0x160 [ 27.506234][ C2] ? console_flush_one_record+0x111/0x710 [ 27.506235][ C2] console_flush_one_record+0x46f/0x710 [ 27.506238][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 27.506241][ C2] console_unlock+0xee/0x1f0 [ 27.506242][ C2] ? lock_acquire+0x13c/0x160 [ 27.506244][ C2] ? console_flush_one_record+0x710/0x710 [ 27.506246][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.506247][ C2] ? lock_release+0x184/0x1f0 [ 27.506249][ C2] ? lock_acquire+0x60/0x160 [ 27.506251][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.506252][ C2] ? vprintk_emit+0x320/0x3e0 [ 27.506254][ C2] vprintk_emit+0x37c/0x3e0 [ 27.506257][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 27.506259][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.506271][ C2] ? lock_release+0x184/0x1f0 [ 27.506273][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.506279][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.506285][ C2] ? is_module_text_address+0x154/0x250 [ 27.506289][ C2] _printk+0xc7/0x100 [ 27.506293][ C2] ? snapshot_read.cold+0x21/0x21 [ 27.506294][ C2] ? arch_stack_walk+0xd7/0x130 [ 27.506299][ C2] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.506301][ C2] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 27.506303][ C2] print_irq_inversion_bug.part.0+0x32/0xc0 [ 27.506305][ C2] mark_lock_irq+0x989/0x9c0 [ 27.506308][ C2] mark_lock+0x1d7/0xa00 [ 27.506310][ C2] mark_usage+0x42/0x170 [ 27.506312][ C2] __lock_acquire+0x388/0xc20 [ 27.506314][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.506316][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.506322][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.506324][ C2] ? lock_acquire+0x13c/0x160 [ 27.506326][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.506332][ C2] _raw_spin_lock+0x33/0x40 [ 27.506334][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.506340][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.506347][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.506353][ C2] call_timer_fn+0x160/0x4d0 [ 27.506356][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 27.506358][ C2] ? debug_object_active_state+0x430/0x430 [ 27.506362][ C2] ? find_held_lock+0x2b/0x80 [ 27.506364][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.506366][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.506368][ C2] __run_timers+0x68f/0xaa0 [ 27.506370][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.506377][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.506378][ C2] ? __lock_acquire+0x518/0xc20 [ 27.506381][ C2] ? __rwlock_init+0x150/0x150 [ 27.506383][ C2] run_timer_softirq+0xf0/0x160 [ 27.506385][ C2] ? __run_timers+0xaa0/0xaa0 [ 27.506387][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.506390][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.506391][ C2] handle_softirqs+0x1d3/0x900 [ 27.506393][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.506395][ C2] ? _local_bh_enable+0xc0/0xc0 [ 27.506397][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.506399][ C2] irq_exit_rcu+0xe/0x30 [ 27.506400][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.506403][ C2] [ 27.506404][ C2] [ 27.506405][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.506407][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.506410][ C2] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 27.506412][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 27.506415][ C2] RAX: 00000000000d1227 RBX: ff11000001bec6c0 RCX: ffffffffa2ef0307 [ 27.506417][ C2] RDX: ff11000001bec6c0 RSI: ffffffffa5c38af6 RDI: ffffffffa568d8e0 [ 27.506418][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.506419][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 27.506419][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 27.506421][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.506424][ C2] default_idle+0x9/0x10 [ 27.506426][ C2] default_idle_call+0x6e/0xb0 [ 27.506428][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.506429][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 27.506431][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 27.506434][ C2] ? default_idle_call+0x98/0xb0 [ 27.506435][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.506437][ C2] do_idle+0xd8/0x190 [ 27.506439][ C2] cpu_startup_entry+0x53/0x70 [ 27.506441][ C2] start_secondary+0x204/0x2b0 [ 27.506443][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 27.506445][ C2] common_startup_64+0x13e/0x148 [ 27.506449][ C2] [ 27.526565][ C2] ======================================================== [ 27.526819][ C2] WARNING: possible irq lock inversion dependency detected [ 27.527081][ C2] 7.2.0-virtme #1 Tainted: G W [ 27.527257][ C2] -------------------------------------------------------- [ 27.527503][ C2] swapper/2/0 just changed the state of lock: [ 27.527724][ C2] ff1100000cb92e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.528064][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 27.528314][ C2] (fs_reclaim){+.+.}-{0:0} [ 27.528317][ C2] [ 27.528317][ C2] [ 27.528317][ C2] and interrupts could create inverse lock ordering between them. [ 27.528317][ C2] [ 27.528872][ C2] [ 27.528872][ C2] other info that might help us debug this: [ 27.529125][ C2] Chain exists of: [ 27.529125][ C2] &br->lock --> console_owner --> fs_reclaim [ 27.529125][ C2] [ 27.529485][ C2] Possible interrupt unsafe locking scenario: [ 27.529485][ C2] [ 27.529739][ C2] CPU0 CPU1 [ 27.529929][ C2] ---- ---- [ 27.530067][ C2] lock(fs_reclaim); [ 27.530172][ C2] local_irq_disable(); [ 27.530391][ C2] lock(&br->lock); [ 27.530612][ C2] lock(console_owner); [ 27.530786][ C2] [ 27.530944][ C2] lock(&br->lock); [ 27.531050][ C2] [ 27.531050][ C2] *** DEADLOCK *** [ 27.531050][ C2] [ 27.531300][ C2] locks held by swapper/2/0: 1, last CPU#2: [ 27.531468][ C2] #0: ffa0000000228c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 27.531792][ C2] [ 27.531792][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 27.532080][ C2] -> (fs_reclaim){+.+.}-{0:0} { [ 27.532275][ C2] HARDIRQ-ON-W at: [ 27.532382][ C2] __lock_acquire+0x388/0xc20 [ 27.532611][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.532784][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.533013][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.533272][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.533527][ C2] workqueue_init+0x2a/0x680 [ 27.533707][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.533969][ C2] kernel_init+0x21/0x150 [ 27.534193][ C2] ret_from_fork+0x474/0x6b0 [ 27.534368][ C2] ret_from_fork_asm+0x11/0x20 [ 27.534586][ C2] SOFTIRQ-ON-W at: [ 27.534690][ C2] __lock_acquire+0x388/0xc20 [ 27.534917][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.535092][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.535310][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.535564][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.535816][ C2] workqueue_init+0x2a/0x680 [ 27.535992][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.536251][ C2] kernel_init+0x21/0x150 [ 27.536474][ C2] ret_from_fork+0x474/0x6b0 [ 27.536643][ C2] ret_from_fork_asm+0x11/0x20 [ 27.536869][ C2] INITIAL USE at: [ 27.536973][ C2] __lock_acquire+0x388/0xc20 [ 27.537145][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.537316][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.537541][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 27.537793][ C2] kthread_create_worker_on_node+0xea/0x210 [ 27.538050][ C2] workqueue_init+0x2a/0x680 [ 27.538223][ C2] kernel_init_freeable+0x2fe/0x630 [ 27.538439][ C2] kernel_init+0x21/0x150 [ 27.538611][ C2] ret_from_fork+0x474/0x6b0 [ 27.538832][ C2] ret_from_fork_asm+0x11/0x20 [ 27.539051][ C2] } [ 27.539125][ C2] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 27.539381][ C2] ... acquired at: [ 27.539486][ C2] __lock_acquire+0x518/0xc20 [ 27.539672][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.539805][ C2] fs_reclaim_acquire+0xd5/0x120 [ 27.539991][ C2] __kmalloc_noprof+0xd3/0x760 [ 27.540133][ C2] alloc_buf.isra.0+0x4b/0x260 [ 27.540317][ C2] put_chars+0x1e1/0x2f0 [ 27.540454][ C2] hvc_console_print+0x292/0x780 [ 27.540637][ C2] console_emit_next_record+0x22f/0x4c0 [ 27.540781][ C2] console_flush_one_record+0x46f/0x710 [ 27.540969][ C2] console_unlock+0xee/0x1f0 [ 27.541107][ C2] vprintk_emit+0x37c/0x3e0 [ 27.541290][ C2] dev_vprintk_emit+0x27f/0x2c0 [ 27.541431][ C2] dev_printk_emit+0xb9/0xee [ 27.541615][ C2] _dev_info+0xe2/0x116 [ 27.541717][ C2] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 27.541939][ C2] cmos_do_probe+0x73b/0x98a [ 27.542076][ C2] platform_probe+0xfe/0x1f0 [ 27.542255][ C2] call_driver_probe+0x61/0x1c0 [ 27.542391][ C2] really_probe+0x199/0x760 [ 27.542576][ C2] __driver_probe_device+0x24f/0x440 [ 27.542715][ C2] driver_probe_device+0x4a/0xf0 [ 27.542915][ C2] __driver_attach+0x1b8/0x540 [ 27.543053][ C2] bus_for_each_dev+0x130/0x1e0 [ 27.543235][ C2] bus_add_driver+0x2c8/0x530 [ 27.543376][ C2] driver_register+0x1a3/0x390 [ 27.543561][ C2] __platform_driver_probe+0x13f/0x270 [ 27.543700][ C2] cmos_init+0x31/0x40 [ 27.543805][ C2] do_one_initcall+0x124/0x4f0 [ 27.543999][ C2] kernel_init_freeable+0x596/0x630 [ 27.544134][ C2] kernel_init+0x21/0x150 [ 27.544318][ C2] ret_from_fork+0x474/0x6b0 [ 27.544456][ C2] ret_from_fork_asm+0x11/0x20 [ 27.544641][ C2] [ 27.544712][ C2] -> (console_owner){....}-{0:0} { [ 27.544908][ C2] INITIAL USE at: [ 27.545013][ C2] } [ 27.545082][ C2] ... key at: [] console_owner_dep_map+0x0/0x60 [ 27.545337][ C2] ... acquired at: [ 27.545437][ C2] __lock_acquire+0x518/0xc20 [ 27.545621][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.545758][ C2] console_lock_spinning_enable+0x5c/0x60 [ 27.545986][ C2] console_emit_next_record+0x1d1/0x4c0 [ 27.546166][ C2] console_flush_one_record+0x46f/0x710 [ 27.546303][ C2] console_unlock+0xee/0x1f0 [ 27.546485][ C2] vprintk_emit+0x37c/0x3e0 [ 27.546623][ C2] _printk+0xc7/0x100 [ 27.546726][ C2] br_set_state+0x22f/0x430 [bridge] [ 27.546923][ C2] br_init_port+0xc4/0x200 [bridge] [ 27.547063][ C2] br_stp_enable_port+0x12/0x50 [bridge] [ 27.547285][ C2] br_port_carrier_check+0x220/0x430 [bridge] [ 27.547509][ C2] br_device_event+0x52d/0x8f0 [bridge] [ 27.547649][ C2] notifier_call_chain+0xae/0x300 [ 27.547833][ C2] netif_state_change+0x139/0x340 [ 27.547976][ C2] __linkwatch_run_queue+0x34c/0x750 [ 27.548117][ C2] linkwatch_event+0x7f/0xb0 [ 27.548255][ C2] process_one_work+0xe3e/0x1560 [ 27.548444][ C2] worker_thread+0x4f1/0xd60 [ 27.548582][ C2] kthread+0x367/0x460 [ 27.548732][ C2] ret_from_fork+0x474/0x6b0 [ 27.548874][ C2] ret_from_fork_asm+0x11/0x20 [ 27.549061][ C2] [ 27.549134][ C2] -> (&br->lock){+.-.}-{3:3} { [ 27.549277][ C2] HARDIRQ-ON-W at: [ 27.549430][ C2] __lock_acquire+0x388/0xc20 [ 27.549607][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.549831][ C2] _raw_spin_lock_bh+0x38/0x50 [ 27.550053][ C2] recalculate_group_addr+0x51/0x120 [bridge] [ 27.550268][ C2] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 27.550532][ C2] br_changelink+0x575/0x16e0 [bridge] [ 27.550755][ C2] br_dev_newlink+0xeb/0x160 [bridge] [ 27.550941][ C2] rtnl_newlink_create+0x2d0/0x750 [ 27.551166][ C2] __rtnl_newlink+0x22b/0xa50 [ 27.551382][ C2] rtnl_newlink+0x9f1/0x11c0 [ 27.551551][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.551773][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 27.551949][ C2] netlink_unicast+0x486/0x750 [ 27.552170][ C2] netlink_sendmsg+0x735/0xc60 [ 27.552390][ C2] ____sys_sendmsg+0x415/0x880 [ 27.552563][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 27.552785][ C2] __sys_sendmsg+0x12c/0x1d0 [ 27.553012][ C2] do_syscall_64+0xff/0x530 [ 27.553187][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.553444][ C2] IN-SOFTIRQ-W at: [ 27.553547][ C2] __lock_acquire+0x388/0xc20 [ 27.553768][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.553994][ C2] _raw_spin_lock+0x33/0x40 [ 27.554167][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.554433][ C2] call_timer_fn+0x160/0x4d0 [ 27.554658][ C2] __run_timers+0x68f/0xaa0 [ 27.554832][ C2] run_timer_softirq+0xf0/0x160 [ 27.555064][ C2] handle_softirqs+0x1d3/0x900 [ 27.555235][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.555451][ C2] irq_exit_rcu+0xe/0x30 [ 27.555682][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.555892][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.556148][ C2] pv_native_safe_halt+0xf/0x10 [ 27.556374][ C2] default_idle+0x9/0x10 [ 27.556549][ C2] default_idle_call+0x6e/0xb0 [ 27.556768][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.557035][ C2] do_idle+0xd8/0x190 [ 27.557172][ C2] cpu_startup_entry+0x53/0x70 [ 27.557391][ C2] start_secondary+0x204/0x2b0 [ 27.557615][ C2] common_startup_64+0x13e/0x148 [ 27.557789][ C2] INITIAL USE at: [ 27.557953][ C2] __lock_acquire+0x388/0xc20 [ 27.558129][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.558351][ C2] _raw_spin_lock_bh+0x38/0x50 [ 27.558526][ C2] recalculate_group_addr+0x51/0x120 [bridge] [ 27.558789][ C2] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 27.559057][ C2] br_changelink+0x575/0x16e0 [bridge] [ 27.559286][ C2] br_dev_newlink+0xeb/0x160 [bridge] [ 27.559462][ C2] rtnl_newlink_create+0x2d0/0x750 [ 27.559688][ C2] __rtnl_newlink+0x22b/0xa50 [ 27.559869][ C2] rtnl_newlink+0x9f1/0x11c0 [ 27.560090][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.560316][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 27.560487][ C2] netlink_unicast+0x486/0x750 [ 27.560707][ C2] netlink_sendmsg+0x735/0xc60 [ 27.560935][ C2] ____sys_sendmsg+0x415/0x880 [ 27.561111][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 27.561333][ C2] __sys_sendmsg+0x12c/0x1d0 [ 27.561506][ C2] do_syscall_64+0xff/0x530 [ 27.561735][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.561998][ C2] } [ 27.562073][ C2] ... key at: [] __key.7+0x0/0x40 [bridge] [ 27.562337][ C2] ... acquired at: [ 27.562440][ C2] mark_lock+0x1d7/0xa00 [ 27.562630][ C2] mark_usage+0x42/0x170 [ 27.562768][ C2] __lock_acquire+0x388/0xc20 [ 27.562958][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.563094][ C2] _raw_spin_lock+0x33/0x40 [ 27.563280][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.563453][ C2] call_timer_fn+0x160/0x4d0 [ 27.563641][ C2] __run_timers+0x68f/0xaa0 [ 27.563776][ C2] run_timer_softirq+0xf0/0x160 [ 27.563966][ C2] handle_softirqs+0x1d3/0x900 [ 27.564109][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.564296][ C2] irq_exit_rcu+0xe/0x30 [ 27.564431][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.564652][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.564871][ C2] pv_native_safe_halt+0xf/0x10 [ 27.565012][ C2] default_idle+0x9/0x10 [ 27.565198][ C2] default_idle_call+0x6e/0xb0 [ 27.565339][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.565562][ C2] do_idle+0xd8/0x190 [ 27.565666][ C2] cpu_startup_entry+0x53/0x70 [ 27.565851][ C2] start_secondary+0x204/0x2b0 [ 27.565996][ C2] common_startup_64+0x13e/0x148 [ 27.566182][ C2] [ 27.566254][ C2] [ 27.566254][ C2] stack backtrace: [ 27.566430][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.566434][ C2] Tainted: [W]=WARN [ 27.566435][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.566437][ C2] Call Trace: [ 27.566438][ C2] [ 27.566440][ C2] dump_stack_lvl+0x6f/0xa0 [ 27.566445][ C2] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 27.566448][ C2] mark_lock_irq+0x989/0x9c0 [ 27.566451][ C2] mark_lock+0x1d7/0xa00 [ 27.566453][ C2] mark_usage+0x42/0x170 [ 27.566455][ C2] __lock_acquire+0x388/0xc20 [ 27.566457][ C2] lock_acquire.part.0+0xd4/0x280 [ 27.566459][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.566466][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.566470][ C2] ? lock_acquire+0x13c/0x160 [ 27.566472][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.566479][ C2] _raw_spin_lock+0x33/0x40 [ 27.566481][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.566487][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 27.566494][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.566500][ C2] call_timer_fn+0x160/0x4d0 [ 27.566502][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 27.566504][ C2] ? debug_object_active_state+0x430/0x430 [ 27.566508][ C2] ? find_held_lock+0x2b/0x80 [ 27.566510][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.566511][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.566514][ C2] __run_timers+0x68f/0xaa0 [ 27.566515][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 27.566522][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 27.566524][ C2] ? __lock_acquire+0x518/0xc20 [ 27.566527][ C2] ? __rwlock_init+0x150/0x150 [ 27.566529][ C2] run_timer_softirq+0xf0/0x160 [ 27.566531][ C2] ? __run_timers+0xaa0/0xaa0 [ 27.566533][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 27.566535][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.566537][ C2] handle_softirqs+0x1d3/0x900 [ 27.566539][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 27.566541][ C2] ? _local_bh_enable+0xc0/0xc0 [ 27.566543][ C2] __irq_exit_rcu+0x145/0x1c0 [ 27.566544][ C2] irq_exit_rcu+0xe/0x30 [ 27.566546][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 27.566548][ C2] [ 27.566548][ C2] [ 27.566549][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 27.566551][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 27.566554][ C2] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 27.566555][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 27.566558][ C2] RAX: 00000000000d1227 RBX: ff11000001bec6c0 RCX: ffffffffa2ef0307 [ 27.566560][ C2] RDX: ff11000001bec6c0 RSI: ffffffffa5c38af6 RDI: ffffffffa568d8e0 [ 27.566561][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 27.566562][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 27.566562][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 27.566564][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.566566][ C2] default_idle+0x9/0x10 [ 27.566568][ C2] default_idle_call+0x6e/0xb0 [ 27.566570][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 27.566571][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 27.566573][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 27.566574][ C2] ? default_idle_call+0x98/0xb0 [ 27.566576][ C2] ? rcu_is_watching+0x16/0xd0 [ 27.566578][ C2] do_idle+0xd8/0x190 [ 27.566580][ C2] cpu_startup_entry+0x53/0x70 [ 27.566581][ C2] start_secondary+0x204/0x2b0 [ 27.566583][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 27.566585][ C2] common_startup_64+0x13e/0x148 [ 27.566587][ C2] [ 56.781036][ T1733] br1: port 2(veth2) entered disabled state [ 56.781059][ T1733] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 56.781062][ T1733] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1733, name: ip [ 56.781063][ T1733] preempt_count: 202, expected: 0 [ 56.781064][ T1733] RCU nest depth: 0, expected: 0 [ 56.781066][ T1733] INFO: lockdep is turned off. [ 56.781067][ T1733] irq event stamp: 0 [ 56.781067][ T1733] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 56.781073][ T1733] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 56.781079][ T1733] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 56.781081][ T1733] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 56.781082][ T1733] Preemption disabled at: [ 56.781083][ T1733] [<0000000000000000>] 0x0 [ 56.781088][ T1733] CPU: 2 UID: 0 PID: 1733 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 56.781092][ T1733] Tainted: [W]=WARN [ 56.781093][ T1733] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 56.781094][ T1733] Call Trace: [ 56.781096][ T1733] [ 56.781097][ T1733] dump_stack_lvl+0x6f/0xa0 [ 56.781103][ T1733] __might_resched.cold+0x1fe/0x2c1 [ 56.781106][ T1733] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 56.781110][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781114][ T1733] __kmalloc_noprof+0x443/0x760 [ 56.781117][ T1733] ? __rwlock_init+0x150/0x150 [ 56.781120][ T1733] ? alloc_buf.isra.0+0x4b/0x260 [ 56.781124][ T1733] ? do_raw_spin_unlock+0x59/0x250 [ 56.781125][ T1733] alloc_buf.isra.0+0x4b/0x260 [ 56.781127][ T1733] put_chars+0x1e1/0x2f0 [ 56.781129][ T1733] ? __send_to_port+0x420/0x420 [ 56.781131][ T1733] ? printk_get_next_message+0x240/0x650 [ 56.781134][ T1733] hvc_console_print+0x292/0x780 [ 56.781138][ T1733] ? hvc_write+0x3a0/0x3a0 [ 56.781140][ T1733] ? __rwlock_init+0x150/0x150 [ 56.781141][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781143][ T1733] ? lock_acquire+0x13c/0x160 [ 56.781145][ T1733] console_emit_next_record+0x22f/0x4c0 [ 56.781148][ T1733] ? devkmsg_read+0x4b0/0x4b0 [ 56.781150][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781151][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781153][ T1733] ? lock_acquire+0x13c/0x160 [ 56.781155][ T1733] ? console_flush_one_record+0x111/0x710 [ 56.781156][ T1733] console_flush_one_record+0x46f/0x710 [ 56.781159][ T1733] ? console_emit_next_record+0x4c0/0x4c0 [ 56.781160][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781162][ T1733] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 56.781165][ T1733] console_unlock+0xee/0x1f0 [ 56.781167][ T1733] ? console_flush_one_record+0x710/0x710 [ 56.781170][ T1733] ? console_unlock+0x4/0x1f0 [ 56.781172][ T1733] vprintk_emit+0x37c/0x3e0 [ 56.781174][ T1733] ? wake_up_klogd_work_func+0x90/0x90 [ 56.781176][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781178][ T1733] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 56.781179][ T1733] ? trace_hardirqs_on+0x36/0x40 [ 56.781180][ T1733] _printk+0xc7/0x100 [ 56.781184][ T1733] ? snapshot_read.cold+0x21/0x21 [ 56.781186][ T1733] ? ipv6_mc_down+0x17e/0x2d0 [ 56.781191][ T1733] br_set_state+0x22f/0x430 [bridge] [ 56.781204][ T1733] br_stp_disable_port+0x11f/0x390 [bridge] [ 56.781211][ T1733] br_device_event+0x7b5/0x8f0 [bridge] [ 56.781220][ T1733] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 56.781223][ T1733] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 56.781225][ T1733] ? addrconf_notify+0x2c8/0xf30 [ 56.781229][ T1733] notifier_call_chain+0xae/0x300 [ 56.781232][ T1733] __dev_notify_flags+0x23c/0x3c0 [ 56.781235][ T1733] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 56.781237][ T1733] ? netif_change_name+0x8c0/0x8c0 [ 56.781239][ T1733] ? netif_set_allmulti+0x250/0x250 [ 56.781241][ T1733] ? __kernel_text_address+0x12/0x30 [ 56.781243][ T1733] ? write_profile+0xf0/0xf0 [ 56.781245][ T1733] ? unwind_get_return_address+0x67/0xd0 [ 56.781248][ T1733] netif_change_flags+0xfe/0x190 [ 56.781250][ T1733] do_setlink.isra.0+0x1cc3/0x2750 [ 56.781253][ T1733] ? stack_trace_save+0x93/0xc0 [ 56.781255][ T1733] ? rtnl_link_get_size+0x350/0x350 [ 56.781256][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781257][ T1733] ? stack_depot_save_flags+0x1bc/0x790 [ 56.781261][ T1733] ? kasan_save_stack+0x3d/0x50 [ 56.781264][ T1733] ? kasan_save_stack+0x2f/0x50 [ 56.781265][ T1733] ? kasan_save_track+0x14/0x30 [ 56.781267][ T1733] ? __kasan_kmalloc+0x7b/0x90 [ 56.781268][ T1733] ? __kmalloc_cache_noprof+0x29a/0x620 [ 56.781270][ T1733] ? rtnl_newlink+0x124/0x11c0 [ 56.781271][ T1733] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 56.781272][ T1733] ? netlink_rcv_skb+0x14e/0x3a0 [ 56.781274][ T1733] ? netlink_unicast+0x486/0x750 [ 56.781276][ T1733] ? netlink_sendmsg+0x735/0xc60 [ 56.781277][ T1733] ? ____sys_sendmsg+0x415/0x880 [ 56.781279][ T1733] ? ___sys_sendmsg+0x14e/0x1d0 [ 56.781281][ T1733] ? __sys_sendmsg+0x12c/0x1d0 [ 56.781282][ T1733] ? do_syscall_64+0xff/0x530 [ 56.781285][ T1733] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 56.781287][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781289][ T1733] ? lock_acquire+0x13c/0x160 [ 56.781290][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781292][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781294][ T1733] ? trace_contention_end+0xb3/0x180 [ 56.781296][ T1733] ? __mutex_lock+0x1db/0x1ea0 [ 56.781298][ T1733] ? __mutex_lock+0x9a3/0x1ea0 [ 56.781299][ T1733] ? rtnl_newlink+0x9a8/0x11c0 [ 56.781301][ T1733] ? ww_mutex_lock+0x160/0x160 [ 56.781303][ T1733] ? __rtnl_newlink+0x3fa/0xa50 [ 56.781305][ T1733] rtnl_newlink+0x9f1/0x11c0 [ 56.781307][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781309][ T1733] ? rtnl_bridge_getlink+0x850/0x850 [ 56.781310][ T1733] ? lock_acquire+0x13c/0x160 [ 56.781311][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781313][ T1733] ? is_bpf_text_address+0x3e/0x110 [ 56.781316][ T1733] ? is_bpf_text_address+0x72/0x110 [ 56.781318][ T1733] ? kernel_text_address+0x149/0x170 [ 56.781319][ T1733] ? __kernel_text_address+0x12/0x30 [ 56.781320][ T1733] ? write_profile+0xf0/0xf0 [ 56.781322][ T1733] ? unwind_get_return_address+0x67/0xd0 [ 56.781323][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781324][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781326][ T1733] ? cap_capable+0x1d7/0x3d0 [ 56.781329][ T1733] ? lock_acquire+0x13c/0x160 [ 56.781331][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781333][ T1733] ? rtnl_bridge_getlink+0x850/0x850 [ 56.781334][ T1733] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 56.781336][ T1733] ? rtnl_link_fill+0x920/0x920 [ 56.781337][ T1733] ? filter_irq_stacks+0xd0/0xd0 [ 56.781338][ T1733] ? stack_depot_save_flags+0x1bc/0x790 [ 56.781341][ T1733] netlink_rcv_skb+0x14e/0x3a0 [ 56.781342][ T1733] ? rtnl_link_fill+0x920/0x920 [ 56.781343][ T1733] ? lock_release+0x184/0x1f0 [ 56.781345][ T1733] ? netlink_ack+0xcf0/0xcf0 [ 56.781346][ T1733] ? __netlink_lookup+0xb9/0x6b0 [ 56.781349][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781351][ T1733] ? lock_release+0x184/0x1f0 [ 56.781353][ T1733] netlink_unicast+0x486/0x750 [ 56.781355][ T1733] ? netlink_attachskb+0x810/0x810 [ 56.781356][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781358][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781360][ T1733] ? lock_acquire+0x13c/0x160 [ 56.781361][ T1733] netlink_sendmsg+0x735/0xc60 [ 56.781363][ T1733] ? netlink_unicast+0x750/0x750 [ 56.781365][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781367][ T1733] ? lock_release+0x184/0x1f0 [ 56.781369][ T1733] ____sys_sendmsg+0x415/0x880 [ 56.781370][ T1733] ? copy_msghdr_from_user+0x279/0x420 [ 56.781372][ T1733] ? get_timestamp.constprop.0+0x390/0x390 [ 56.781373][ T1733] ? move_addr_to_kernel+0x40/0x40 [ 56.781375][ T1733] ? filter_irq_stacks+0xd0/0xd0 [ 56.781377][ T1733] ___sys_sendmsg+0x14e/0x1d0 [ 56.781379][ T1733] ? copy_msghdr_from_user+0x420/0x420 [ 56.781384][ T1733] __sys_sendmsg+0x12c/0x1d0 [ 56.781386][ T1733] ? __sys_sendmsg_sock+0x20/0x20 [ 56.781388][ T1733] ? rcu_is_watching+0x16/0xd0 [ 56.781390][ T1733] do_syscall_64+0xff/0x530 [ 56.781392][ T1733] ? exc_page_fault+0xee/0x100 [ 56.781394][ T1733] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 56.781395][ T1733] RIP: 0033:0x7f502f4a554e [ 56.781397][ T1733] 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 [ 56.781399][ T1733] RSP: 002b:00007ffe083a2f00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 56.781402][ T1733] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f502f4a554e [ 56.781404][ T1733] RDX: 0000000000000000 RSI: 00007ffe083a2fb0 RDI: 0000000000000005 [ 56.781404][ T1733] RBP: 00007ffe083a2f10 R08: 0000000000000000 R09: 0000000000000000 [ 56.781405][ T1733] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91aa8f [ 56.781406][ T1733] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe083a3670 [ 56.781408][ T1733] [ 56.824353][ T1733] ip (1733) used greatest stack depth: 23016 bytes left [ 56.841816][ T1734] veth2: left allmulticast mode [ 56.842074][ T1734] veth2: left promiscuous mode [ 56.842406][ T1734] br1: port 2(veth2) entered disabled state [ 56.867977][ T1735] br1: port 1(veth1) entered disabled state [ 56.900538][ T1736] veth1: left allmulticast mode [ 56.900789][ T1736] veth1: left promiscuous mode [ 56.901116][ T1736] br1: port 1(veth1) entered disabled state