[ 11.306298][ T244] br1: port 1(veth1) entered blocking state [ 11.306375][ T244] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.306377][ T244] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 244, name: ip [ 11.306378][ T244] preempt_count: 1, expected: 0 [ 11.306379][ T244] RCU nest depth: 0, expected: 0 [ 11.306380][ T244] locks held by ip/244: 5, last CPU#0: [ 11.306382][ T244] #0: ffffffff908d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.306394][ T244] #1: ffffffff90169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.306400][ T244] #2: ffffffff90169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.306404][ T244] #3: ffffffff90089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.306408][ T244] #4: ffffffff90089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.306412][ T244] irq event stamp: 12206 [ 11.306413][ T244] hardirqs last enabled at (12205): [] __down_trylock_console_sem+0x86/0xa0 [ 11.306416][ T244] hardirqs last disabled at (12206): [] console_emit_next_record+0x3d4/0x4c0 [ 11.306418][ T244] softirqs last enabled at (12118): [] __alloc_skb+0x4c2/0x5f0 [ 11.306427][ T244] softirqs last disabled at (12116): [] __alloc_skb+0x4c2/0x5f0 [ 11.306429][ T244] Preemption disabled at: [ 11.306430][ T244] [] vprintk_emit+0x31b/0x3e0 [ 11.306436][ T244] CPU: 0 UID: 0 PID: 244 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.306440][ T244] Tainted: [W]=WARN [ 11.306441][ T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.306442][ T244] Call Trace: [ 11.306444][ T244] [ 11.306446][ T244] dump_stack_lvl+0x6f/0xa0 [ 11.306451][ T244] ? vprintk_emit+0x31b/0x3e0 [ 11.306454][ T244] __might_resched.cold+0x1fe/0x2c1 [ 11.306458][ T244] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.306463][ T244] ? __kmalloc_noprof+0xdb/0x760 [ 11.306468][ T244] __kmalloc_noprof+0x443/0x760 [ 11.306470][ T244] ? alloc_buf.isra.0+0x4b/0x260 [ 11.306476][ T244] ? do_raw_spin_unlock+0x59/0x250 [ 11.306479][ T244] alloc_buf.isra.0+0x4b/0x260 [ 11.306482][ T244] put_chars+0x1e1/0x2f0 [ 11.306485][ T244] ? __send_to_port+0x420/0x420 [ 11.306489][ T244] ? validate_chain+0x34a/0xc20 [ 11.306493][ T244] hvc_console_print+0x292/0x780 [ 11.306496][ T244] ? mark_usage+0x61/0x170 [ 11.306498][ T244] ? __lock_acquire+0x518/0xc20 [ 11.306499][ T244] ? __lock_acquire+0x518/0xc20 [ 11.306503][ T244] ? hvc_write+0x3a0/0x3a0 [ 11.306505][ T244] ? console_emit_next_record+0x1df/0x4c0 [ 11.306508][ T244] ? rcu_is_watching+0x16/0xd0 [ 11.306512][ T244] ? lock_acquire+0x13c/0x160 [ 11.306516][ T244] console_emit_next_record+0x22f/0x4c0 [ 11.306520][ T244] ? devkmsg_read+0x4b0/0x4b0 [ 11.306521][ T244] ? console_flush_one_record+0x106/0x710 [ 11.306525][ T244] ? rcu_is_watching+0x16/0xd0 [ 11.306527][ T244] ? lock_acquire+0x13c/0x160 [ 11.306531][ T244] console_flush_one_record+0x46f/0x710 [ 11.306535][ T244] ? console_emit_next_record+0x4c0/0x4c0 [ 11.306537][ T244] ? __lock_acquire+0x518/0xc20 [ 11.306542][ T244] console_unlock+0xee/0x1f0 [ 11.306545][ T244] ? console_flush_one_record+0x710/0x710 [ 11.306546][ T244] ? rcu_is_watching+0x16/0xd0 [ 11.306549][ T244] ? lock_acquire+0x60/0x160 [ 11.306552][ T244] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.306554][ T244] ? vprintk_emit+0x320/0x3e0 [ 11.306557][ T244] vprintk_emit+0x37c/0x3e0 [ 11.306561][ T244] ? wake_up_klogd_work_func+0x90/0x90 [ 11.306564][ T244] ? __lock_release.isra.0+0x69/0x1a0 [ 11.306565][ T244] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.306570][ T244] ? mark_held_locks+0x40/0x70 [ 11.306573][ T244] _printk+0xc7/0x100 [ 11.306577][ T244] ? snapshot_read.cold+0x21/0x21 [ 11.306581][ T244] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.306594][ T244] ? do_setlink.isra.0+0xa31/0x2750 [ 11.306595][ T244] ? rtnl_newlink+0x9f1/0x11c0 [ 11.306597][ T244] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.306601][ T244] br_set_state+0x22f/0x430 [bridge] [ 11.306613][ T244] br_init_port+0xc4/0x200 [bridge] [ 11.306622][ T244] new_nbp+0x39c/0x580 [bridge] [ 11.306631][ T244] br_add_if+0x212/0x1320 [bridge] [ 11.306638][ T244] ? is_bpf_text_address+0x72/0x110 [ 11.306642][ T244] ? kernel_text_address+0x149/0x170 [ 11.306645][ T244] ? __kernel_text_address+0x12/0x30 [ 11.306649][ T244] do_set_master+0x357/0x580 [ 11.306654][ T244] do_setlink.isra.0+0xa31/0x2750 [ 11.306657][ T244] ? stack_trace_save+0x93/0xc0 [ 11.306660][ T244] ? rtnl_link_get_size+0x350/0x350 [ 11.306662][ T244] ? rcu_read_lock_any_held+0x66/0x90 [ 11.306664][ T244] ? stack_depot_save_flags+0x38e/0x790 [ 11.306668][ T244] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.306671][ T244] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.306672][ T244] ? validate_chain+0x38b/0xc20 [ 11.306675][ T244] ? kasan_save_stack+0x3d/0x50 [ 11.306678][ T244] ? kasan_save_stack+0x2f/0x50 [ 11.306680][ T244] ? kasan_save_track+0x14/0x30 [ 11.306683][ T244] ? __lock_acquire+0x518/0xc20 [ 11.306684][ T244] ? netlink_seq_next+0xe/0x60 [ 11.306688][ T244] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.306693][ T244] ? lock_acquire.part.0+0xd4/0x280 [ 11.306695][ T244] ? rtnl_newlink+0x9a8/0x11c0 [ 11.306697][ T244] ? rcu_is_watching+0x16/0xd0 [ 11.306700][ T244] ? lock_acquire+0x13c/0x160 [ 11.306701][ T244] ? rcu_is_watching+0x16/0xd0 [ 11.306703][ T244] ? rcu_is_watching+0x16/0xd0 [ 11.306705][ T244] ? trace_contention_end+0xb3/0x180 [ 11.306709][ T244] ? __mutex_lock+0x1db/0x1ea0 [ 11.306711][ T244] ? __mutex_lock+0x9a3/0x1ea0 [ 11.306713][ T244] ? rtnl_newlink+0x9a8/0x11c0 [ 11.306716][ T244] ? ww_mutex_lock+0x160/0x160 [ 11.306718][ T244] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.306723][ T244] ? __rtnl_newlink+0x3fa/0xa50 [ 11.306728][ T244] rtnl_newlink+0x9f1/0x11c0 [ 11.306734][ T244] ? rtnl_bridge_getlink+0x850/0x850 [ 11.306736][ T244] ? __lock_acquire+0x518/0xc20 [ 11.306740][ T244] ? lock_acquire.part.0+0xd4/0x280 [ 11.306742][ T244] ? find_held_lock+0x2b/0x80 [ 11.306744][ T244] ? rtnl_bridge_getlink+0x850/0x850 [ 11.306746][ T244] ? __lock_release.isra.0+0x69/0x1a0 [ 11.306750][ T244] ? rtnl_bridge_getlink+0x850/0x850 [ 11.306752][ T244] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.306755][ T244] ? rtnl_link_fill+0x920/0x920 [ 11.306756][ T244] ? __lock_acquire+0x518/0xc20 [ 11.306760][ T244] ? lock_acquire.part.0+0xd4/0x280 [ 11.306762][ T244] ? find_held_lock+0x2b/0x80 [ 11.306766][ T244] netlink_rcv_skb+0x14e/0x3a0 [ 11.306768][ T244] ? rtnl_link_fill+0x920/0x920 [ 11.306770][ T244] ? netlink_ack+0xcf0/0xcf0 [ 11.306777][ T244] ? netlink_deliver_tap+0xc5/0x330 [ 11.306778][ T244] ? netlink_deliver_tap+0x13c/0x330 [ 11.306782][ T244] netlink_unicast+0x486/0x750 [ 11.306786][ T244] ? netlink_attachskb+0x810/0x810 [ 11.306789][ T244] ? __lock_acquire+0x518/0xc20 [ 11.306793][ T244] netlink_sendmsg+0x735/0xc60 [ 11.306797][ T244] ? netlink_unicast+0x750/0x750 [ 11.306801][ T244] ? __might_fault+0x97/0x140 [ 11.306806][ T244] ____sys_sendmsg+0x415/0x880 [ 11.306808][ T244] ? copy_msghdr_from_user+0x279/0x420 [ 11.306811][ T244] ? get_timestamp.constprop.0+0x390/0x390 [ 11.306812][ T244] ? move_addr_to_kernel+0x40/0x40 [ 11.306820][ T244] ___sys_sendmsg+0x14e/0x1d0 [ 11.306822][ T244] ? copy_msghdr_from_user+0x420/0x420 [ 11.306838][ T244] __sys_sendmsg+0x12c/0x1d0 [ 11.306841][ T244] ? __sys_sendmsg_sock+0x20/0x20 [ 11.306847][ T244] ? rcu_is_watching+0x16/0xd0 [ 11.306851][ T244] do_syscall_64+0xff/0x530 [ 11.306853][ T244] ? exc_page_fault+0xee/0x100 [ 11.306857][ T244] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.306859][ T244] RIP: 0033:0x7efef623a54e [ 11.306863][ T244] 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 [ 11.306864][ T244] RSP: 002b:00007ffeacc5ddd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.306867][ T244] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007efef623a54e [ 11.306868][ T244] RDX: 0000000000000000 RSI: 00007ffeacc5de80 RDI: 0000000000000005 [ 11.306869][ T244] RBP: 00007ffeacc5dde0 R08: 0000000000000000 R09: 0000000000000000 [ 11.306870][ T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9189c8 [ 11.306871][ T244] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeacc5e540 [ 11.306878][ T244] [ 11.352728][ T244] br1: port 1(veth1) entered disabled state [ 11.353102][ T244] veth1: entered allmulticast mode [ 11.354766][ T244] veth1: entered promiscuous mode [ 11.363631][ T244] ip (244) used greatest stack depth: 23336 bytes left [ 11.404364][ T39] br1: port 1(veth1) entered blocking state [ 11.405076][ T39] br1: port 1(veth1) entered forwarding state [ 11.440171][ T246] br1: port 2(veth2) entered blocking state [ 11.441099][ T246] br1: port 2(veth2) entered disabled state [ 11.441512][ T246] veth2: entered allmulticast mode [ 11.443063][ T246] veth2: entered promiscuous mode [ 11.468565][ T92] br1: port 2(veth2) entered blocking state [ 11.468903][ T92] br1: port 2(veth2) entered forwarding state [ 19.124505][ T302] GACT probability NOT on [ 19.124522][ T302] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 19.124524][ T302] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 302, name: modprobe [ 19.124526][ T302] preempt_count: 1, expected: 0 [ 19.124527][ T302] RCU nest depth: 0, expected: 0 [ 19.124528][ T302] locks held by modprobe/302: 4, last CPU#1: [ 19.124530][ T302] #0: ffffffff90169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 19.124543][ T302] #1: ffffffff90169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 19.124547][ T302] #2: ffffffff90089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 19.124551][ T302] #3: ffffffff90089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 19.124555][ T302] irq event stamp: 26580 [ 19.124556][ T302] hardirqs last enabled at (26579): [] __down_trylock_console_sem+0x86/0xa0 [ 19.124559][ T302] hardirqs last disabled at (26580): [] console_emit_next_record+0x3d4/0x4c0 [ 19.124560][ T302] softirqs last enabled at (25114): [] handle_softirqs+0x67c/0x900 [ 19.124563][ T302] softirqs last disabled at (25109): [] __irq_exit_rcu+0x145/0x1c0 [ 19.124566][ T302] Preemption disabled at: [ 19.124566][ T302] [] vprintk_emit+0x31b/0x3e0 [ 19.124572][ T302] CPU: 1 UID: 0 PID: 302 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 19.124576][ T302] Tainted: [W]=WARN [ 19.124576][ T302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.124578][ T302] Call Trace: [ 19.124580][ T302] [ 19.124581][ T302] dump_stack_lvl+0x6f/0xa0 [ 19.124590][ T302] ? vprintk_emit+0x31b/0x3e0 [ 19.124592][ T302] __might_resched.cold+0x1fe/0x2c1 [ 19.124596][ T302] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 19.124600][ T302] ? __kmalloc_noprof+0xdb/0x760 [ 19.124605][ T302] __kmalloc_noprof+0x443/0x760 [ 19.124607][ T302] ? alloc_buf.isra.0+0x4b/0x260 [ 19.124613][ T302] ? do_raw_spin_unlock+0x59/0x250 [ 19.124616][ T302] alloc_buf.isra.0+0x4b/0x260 [ 19.124619][ T302] put_chars+0x1e1/0x2f0 [ 19.124621][ T302] ? desc_read_finalized_seq+0x79/0x120 [ 19.124623][ T302] ? __send_to_port+0x420/0x420 [ 19.124626][ T302] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.124629][ T302] ? validate_chain+0x38b/0xc20 [ 19.124633][ T302] hvc_console_print+0x292/0x780 [ 19.124636][ T302] ? __lock_acquire+0x518/0xc20 [ 19.124638][ T302] ? __lock_acquire+0x518/0xc20 [ 19.124642][ T302] ? hvc_write+0x3a0/0x3a0 [ 19.124643][ T302] ? console_emit_next_record+0x1df/0x4c0 [ 19.124646][ T302] ? rcu_is_watching+0x16/0xd0 [ 19.124649][ T302] ? lock_acquire+0x13c/0x160 [ 19.124653][ T302] console_emit_next_record+0x22f/0x4c0 [ 19.124657][ T302] ? devkmsg_read+0x4b0/0x4b0 [ 19.124658][ T302] ? console_flush_one_record+0x106/0x710 [ 19.124661][ T302] ? rcu_is_watching+0x16/0xd0 [ 19.124664][ T302] ? lock_acquire+0x13c/0x160 [ 19.124667][ T302] console_flush_one_record+0x46f/0x710 [ 19.124671][ T302] ? console_emit_next_record+0x4c0/0x4c0 [ 19.124673][ T302] ? __lock_acquire+0x518/0xc20 [ 19.124678][ T302] console_unlock+0xee/0x1f0 [ 19.124681][ T302] ? console_flush_one_record+0x710/0x710 [ 19.124683][ T302] ? rcu_is_watching+0x16/0xd0 [ 19.124685][ T302] ? lock_acquire+0x60/0x160 [ 19.124688][ T302] ? __down_trylock_console_sem+0x5e/0xa0 [ 19.124690][ T302] ? vprintk_emit+0x320/0x3e0 [ 19.124693][ T302] vprintk_emit+0x37c/0x3e0 [ 19.124697][ T302] ? wake_up_klogd_work_func+0x90/0x90 [ 19.124703][ T302] ? llc_exit+0x3e0/0x3e0 [llc] [ 19.124706][ T302] _printk+0xc7/0x100 [ 19.124710][ T302] ? snapshot_read.cold+0x21/0x21 [ 19.124716][ T302] ? do_one_initcall+0x113/0x4f0 [ 19.124718][ T302] gact_init_module+0x15/0x1000 [act_gact] [ 19.124721][ T302] do_one_initcall+0x124/0x4f0 [ 19.124723][ T302] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 19.124728][ T302] ? do_init_module+0xae/0x8a0 [ 19.124731][ T302] ? kasan_unpoison+0x44/0x70 [ 19.124736][ T302] do_init_module+0x2ad/0x8a0 [ 19.124739][ T302] ? lockdep_hardirqs_on+0x91/0x130 [ 19.124743][ T302] ? free_module+0x470/0x470 [ 19.124746][ T302] ? kfree+0x123/0x590 [ 19.124750][ T302] load_module+0x1424/0x1bb0 [ 19.124757][ T302] ? layout_and_allocate.isra.0+0x680/0x680 [ 19.124761][ T302] ? __ia32_sys_fsconfig+0x180/0x180 [ 19.124764][ T302] ? ovl_real_file+0x172/0x1e0 [ 19.124768][ T302] ? backing_file_read_iter+0x541/0x790 [ 19.124771][ T302] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.124775][ T302] init_module_from_file+0x11f/0x1a0 [ 19.124778][ T302] ? __do_sys_init_module+0x220/0x220 [ 19.124785][ T302] ? __rwlock_init+0x150/0x150 [ 19.124789][ T302] ? do_raw_spin_unlock+0x59/0x250 [ 19.124792][ T302] idempotent_init_module+0x37b/0x7c0 [ 19.124795][ T302] ? init_module_from_file+0x1a0/0x1a0 [ 19.124801][ T302] ? rcu_is_watching+0x16/0xd0 [ 19.124803][ T302] ? cap_capable+0x1d7/0x3d0 [ 19.124809][ T302] __x64_sys_finit_module+0xdf/0x190 [ 19.124811][ T302] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 19.124815][ T302] do_syscall_64+0xff/0x530 [ 19.124816][ T302] ? exc_page_fault+0xee/0x100 [ 19.124819][ T302] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 19.124821][ T302] RIP: 0033:0x7f4ae729337d [ 19.124825][ T302] 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 [ 19.124826][ T302] RSP: 002b:00007fffba372f18 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 19.124829][ T302] RAX: ffffffffffffffda RBX: 0000555c46700810 RCX: 00007f4ae729337d [ 19.124830][ T302] RDX: 0000000000000000 RSI: 0000555c45e57ffd RDI: 0000000000000000 [ 19.124831][ T302] RBP: 00007fffba372fb0 R08: 0000000000000000 R09: 0000000000000000 [ 19.124832][ T302] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555c45e57ffd [ 19.124833][ T302] R13: 0000555c46700960 R14: 0000000000040000 R15: 0000000000000000 [ 19.124839][ T302] [ 26.559669][ C3] [ 26.559683][ C3] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.559686][ C3] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 542, name: tc [ 26.559687][ C3] preempt_count: 103, expected: 0 [ 26.559688][ C3] RCU nest depth: 1, expected: 0 [ 26.559689][ C3] INFO: lockdep is turned off. [ 26.559690][ C3] irq event stamp: 12868 [ 26.559691][ C3] hardirqs last enabled at (12868): [] _raw_spin_unlock_irq+0x28/0x50 [ 26.559699][ C3] hardirqs last disabled at (12867): [] _raw_spin_lock_irq+0x4a/0x50 [ 26.559701][ C3] softirqs last enabled at (12680): [] handle_softirqs+0x67c/0x900 [ 26.559705][ C3] softirqs last disabled at (12865): [] __irq_exit_rcu+0x145/0x1c0 [ 26.559707][ C3] Preemption disabled at: [ 26.559708][ C3] [] handle_softirqs+0xf6/0x900 [ 26.559713][ C3] CPU: 3 UID: 0 PID: 542 Comm: tc Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.559716][ C3] Tainted: [W]=WARN [ 26.559717][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.559719][ C3] Call Trace: [ 26.559721][ C3] [ 26.559722][ C3] dump_stack_lvl+0x6f/0xa0 [ 26.559727][ C3] ? handle_softirqs+0xf6/0x900 [ 26.559729][ C3] __might_resched.cold+0x1fe/0x2c1 [ 26.559733][ C3] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.559736][ C3] ? __asan_memcpy+0x3c/0x60 [ 26.559738][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.559742][ C3] __kmalloc_noprof+0x443/0x760 [ 26.559745][ C3] ? __rwlock_init+0x150/0x150 [ 26.559748][ C3] ? alloc_buf.isra.0+0x4b/0x260 [ 26.559751][ C3] ? do_raw_spin_unlock+0x59/0x250 [ 26.559753][ C3] alloc_buf.isra.0+0x4b/0x260 [ 26.559755][ C3] put_chars+0x1e1/0x2f0 [ 26.559757][ C3] ? __send_to_port+0x420/0x420 [ 26.559759][ C3] ? console_prepend_replay+0x20/0x20 [ 26.559762][ C3] hvc_console_print+0x292/0x780 [ 26.559766][ C3] ? hvc_write+0x3a0/0x3a0 [ 26.559767][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.559769][ C3] ? lock_acquire+0x13c/0x160 [ 26.559771][ C3] console_emit_next_record+0x22f/0x4c0 [ 26.559773][ C3] ? devkmsg_read+0x4b0/0x4b0 [ 26.559775][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.559777][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.559779][ C3] ? lock_acquire+0x13c/0x160 [ 26.559781][ C3] ? console_flush_one_record+0x111/0x710 [ 26.559782][ C3] console_flush_one_record+0x46f/0x710 [ 26.559785][ C3] ? console_emit_next_record+0x4c0/0x4c0 [ 26.559787][ C3] console_unlock+0xee/0x1f0 [ 26.559789][ C3] ? lock_acquire+0x13c/0x160 [ 26.559790][ C3] ? console_flush_one_record+0x710/0x710 [ 26.559792][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.559794][ C3] ? lock_release+0x184/0x1f0 [ 26.559795][ C3] ? lock_acquire+0x60/0x160 [ 26.559797][ C3] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.559799][ C3] ? vprintk_emit+0x320/0x3e0 [ 26.559800][ C3] vprintk_emit+0x37c/0x3e0 [ 26.559803][ C3] ? wake_up_klogd_work_func+0x90/0x90 [ 26.559805][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.559806][ C3] ? lock_release+0x184/0x1f0 [ 26.559808][ C3] _printk+0xc7/0x100 [ 26.559811][ C3] ? snapshot_read.cold+0x21/0x21 [ 26.559813][ C3] ? arch_stack_walk+0xed/0x130 [ 26.559817][ C3] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.559819][ C3] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 26.559821][ C3] print_irq_inversion_bug.part.0+0x32/0xc0 [ 26.559824][ C3] mark_lock_irq+0x989/0x9c0 [ 26.559826][ C3] mark_lock+0x1d7/0xa00 [ 26.559828][ C3] mark_usage+0x42/0x170 [ 26.559830][ C3] __lock_acquire+0x388/0xc20 [ 26.559832][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.559834][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.559847][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.559848][ C3] ? lock_acquire+0x13c/0x160 [ 26.559850][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.559857][ C3] _raw_spin_lock+0x33/0x40 [ 26.559858][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.559865][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.559871][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.559877][ C3] call_timer_fn+0x160/0x4d0 [ 26.559881][ C3] ? detach_if_pending+0x1d0/0x1d0 [ 26.559882][ C3] ? debug_object_active_state+0x430/0x430 [ 26.559886][ C3] ? find_held_lock+0x2b/0x80 [ 26.559888][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 26.559889][ C3] ? mark_held_locks+0x40/0x70 [ 26.559891][ C3] __run_timers+0x68f/0xaa0 [ 26.559893][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.559901][ C3] ? __bpf_trace_itimer_expire+0x10/0x10 [ 26.559902][ C3] ? __lock_acquire+0x518/0xc20 [ 26.559905][ C3] ? __rwlock_init+0x150/0x150 [ 26.559907][ C3] run_timer_softirq+0xf0/0x160 [ 26.559909][ C3] ? __run_timers+0xaa0/0xaa0 [ 26.559911][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.559913][ C3] handle_softirqs+0x1d3/0x900 [ 26.559915][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 26.559916][ C3] ? _local_bh_enable+0xc0/0xc0 [ 26.559918][ C3] __irq_exit_rcu+0x145/0x1c0 [ 26.559920][ C3] irq_exit_rcu+0xe/0x30 [ 26.559921][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.559924][ C3] [ 26.559925][ C3] [ 26.559925][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.559928][ C3] RIP: 0010:unwind_next_frame+0x500/0x1ea0 [ 26.559931][ C3] Code: 00 00 00 00 fc ff df 80 3c 02 00 0f 85 7d 17 00 00 49 8d 7d 68 49 c7 45 60 00 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa <48> c1 ea 03 80 3c 02 00 0f 85 44 17 00 00 49 c7 45 68 00 00 00 00 [ 26.559933][ C3] RSP: 0018:ffa0000001f6ecd8 EFLAGS: 00000246 [ 26.559937][ C3] RAX: dffffc0000000000 RBX: 1ff40000003edda4 RCX: 1ff40000003eddc6 [ 26.559938][ C3] RDX: ffa0000001f6ee40 RSI: ffa0000001f6ee08 RDI: ffa0000001f6ee40 [ 26.559939][ C3] RBP: 0000000000000001 R08: ffffffff90dd6e94 R09: ffffffff90b8bd3c [ 26.559939][ C3] R10: ffffffff8d6ea911 R11: 0000000000000000 R12: ffa0000001f6ee30 [ 26.559940][ C3] R13: ffa0000001f6edd8 R14: ffa0000001f6fb60 R15: ff110000065f52c8 [ 26.559942][ C3] ? mmap_region+0x2e1/0x540 [ 26.559946][ C3] ? unwind_next_frame+0x476/0x1ea0 [ 26.559947][ C3] ? __mmap_region+0x3c8/0xcd0 [ 26.559949][ C3] ? stack_access_ok+0x1e0/0x1e0 [ 26.559951][ C3] ? __lock_acquire+0x518/0xc20 [ 26.559952][ C3] ? __unwind_start+0x42e/0x900 [ 26.559954][ C3] ? write_profile+0xf0/0xf0 [ 26.559956][ C3] arch_stack_walk+0xd7/0x130 [ 26.559958][ C3] ? mmap_region+0x2e1/0x540 [ 26.559960][ C3] stack_trace_save+0x93/0xc0 [ 26.559962][ C3] ? filter_irq_stacks+0xd0/0xd0 [ 26.559963][ C3] ? arch_stack_walk+0xed/0x130 [ 26.559965][ C3] kasan_save_stack+0x2f/0x50 [ 26.559968][ C3] ? kasan_save_stack+0x2f/0x50 [ 26.559970][ C3] ? kasan_save_track+0x14/0x30 [ 26.559971][ C3] ? __kasan_slab_alloc+0x60/0x70 [ 26.559973][ C3] ? kmem_cache_alloc_noprof+0x21f/0x5c0 [ 26.559974][ C3] ? __alloc_object+0x30/0x260 [ 26.559977][ C3] ? __create_object+0x30/0x110 [ 26.559978][ C3] ? kmem_cache_alloc_noprof+0x467/0x5c0 [ 26.559980][ C3] ? vm_area_dup+0x23/0x910 [ 26.559983][ C3] ? __split_vma+0x192/0xb90 [ 26.559984][ C3] ? vms_gather_munmap_vmas+0x18e/0xf90 [ 26.559986][ C3] ? __mmap_setup+0x602/0x19b0 [ 26.559987][ C3] ? __mmap_region+0x3c8/0xcd0 [ 26.559992][ C3] kasan_save_track+0x14/0x30 [ 26.559994][ C3] __kasan_slab_alloc+0x60/0x70 [ 26.559996][ C3] kmem_cache_alloc_noprof+0x21f/0x5c0 [ 26.559997][ C3] ? __alloc_object+0x30/0x260 [ 26.560000][ C3] __alloc_object+0x30/0x260 [ 26.560001][ C3] __create_object+0x30/0x110 [ 26.560003][ C3] ? kasan_save_track+0x14/0x30 [ 26.560005][ C3] kmem_cache_alloc_noprof+0x467/0x5c0 [ 26.560007][ C3] ? vm_area_dup+0x23/0x910 [ 26.560009][ C3] vm_area_dup+0x23/0x910 [ 26.560010][ C3] __split_vma+0x192/0xb90 [ 26.560012][ C3] ? vma_complete+0x1240/0x1240 [ 26.560015][ C3] ? rcu_read_lock_any_held+0x3c/0x90 [ 26.560017][ C3] ? validate_chain+0x38b/0xc20 [ 26.560019][ C3] vms_gather_munmap_vmas+0x18e/0xf90 [ 26.560022][ C3] ? __split_vma+0xb90/0xb90 [ 26.560024][ C3] ? mas_walk+0x8f/0x250 [ 26.560027][ C3] __mmap_setup+0x602/0x19b0 [ 26.560030][ C3] ? unmap_region+0x410/0x410 [ 26.560031][ C3] ? perf_event_mmap+0xc7/0x4f0 [ 26.560034][ C3] ? vma_wants_writenotify+0x6b/0x1f0 [ 26.560036][ C3] ? vma_needs_dirty_tracking+0xe0/0xe0 [ 26.560038][ C3] ? uprobe_apply+0x360/0x360 [ 26.560041][ C3] ? vma_set_page_prot+0xa3/0x130 [ 26.560044][ C3] __mmap_region+0x3c8/0xcd0 [ 26.560046][ C3] ? vma_merge_new_range+0xc50/0xc50 [ 26.560047][ C3] ? __might_fault+0x97/0x140 [ 26.560050][ C3] ? mas_rev_awalk+0x604/0x1350 [ 26.560055][ C3] ? unmapped_area_topdown+0x34b/0x510 [ 26.560062][ C3] mmap_region+0x2e1/0x540 [ 26.560064][ C3] ? mm_take_all_locks+0xa50/0xa50 [ 26.560066][ C3] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.560068][ C3] ? __get_unmapped_area+0x190/0x2c0 [ 26.560070][ C3] do_mmap+0xf6b/0x16e0 [ 26.560072][ C3] ? __ia32_sys_brk+0x50/0x50 [ 26.560074][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.560076][ C3] ? lock_acquire+0x13c/0x160 [ 26.560078][ C3] ? down_write_killable+0xcd/0x260 [ 26.560079][ C3] ? down_write+0x1f0/0x1f0 [ 26.560081][ C3] vm_mmap_pgoff+0x16c/0x320 [ 26.560084][ C3] ? randomize_page+0x80/0x80 [ 26.560086][ C3] ? __fget_files+0x1e3/0x460 [ 26.560090][ C3] ksys_mmap_pgoff+0x1ed/0x560 [ 26.560091][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.560093][ C3] ? lockdep_hardirqs_on+0x91/0x130 [ 26.560095][ C3] ? do_syscall_64+0xa6/0x530 [ 26.560096][ C3] do_syscall_64+0xff/0x530 [ 26.560097][ C3] ? exc_page_fault+0xee/0x100 [ 26.560099][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.560101][ C3] RIP: 0033:0x7f6d2f20d91c [ 26.560103][ C3] Code: 1e fa 41 f7 c1 ff 0f 00 00 75 33 55 48 89 e5 41 54 41 89 cc 53 48 89 fb 48 85 ff 74 51 45 89 e2 48 89 df b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 24 5b 41 5c 5d c3 0f 1f 80 00 00 00 00 c7 05 [ 26.560104][ C3] RSP: 002b:00007ffc2e85a7b0 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 [ 26.560106][ C3] RAX: ffffffffffffffda RBX: 00007f6d2ed0c000 RCX: 00007f6d2f20d91c [ 26.560107][ C3] RDX: 0000000000000001 RSI: 000000000000b000 RDI: 00007f6d2ed0c000 [ 26.560108][ C3] RBP: 00007ffc2e85a7c0 R08: 0000000000000005 R09: 000000000001d000 [ 26.560108][ C3] R10: 0000000000000812 R11: 0000000000000206 R12: 0000000000000812 [ 26.560109][ C3] R13: 00007ffc2e85a808 R14: 00007ffc2e85ac40 R15: 000000000001c395 [ 26.560111][ C3] [ 26.598773][ C3] ======================================================== [ 26.599069][ C3] WARNING: possible irq lock inversion dependency detected [ 26.599361][ C3] 7.2.0-virtme #1 Tainted: G W [ 26.599618][ C3] -------------------------------------------------------- [ 26.599855][ C3] tc/542 just changed the state of lock: [ 26.600069][ C3] ff110000101fae58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.600454][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 26.600749][ C3] (fs_reclaim){+.+.}-{0:0} [ 26.600751][ C3] [ 26.600751][ C3] [ 26.600751][ C3] and interrupts could create inverse lock ordering between them. [ 26.600751][ C3] [ 26.601384][ C3] [ 26.601384][ C3] other info that might help us debug this: [ 26.601679][ C3] Chain exists of: [ 26.601679][ C3] &br->lock --> console_owner --> fs_reclaim [ 26.601679][ C3] [ 26.602094][ C3] Possible interrupt unsafe locking scenario: [ 26.602094][ C3] [ 26.602387][ C3] CPU0 CPU1 [ 26.602611][ C3] ---- ---- [ 26.602771][ C3] lock(fs_reclaim); [ 26.602892][ C3] local_irq_disable(); [ 26.603150][ C3] lock(&br->lock); [ 26.603408][ C3] lock(console_owner); [ 26.603612][ C3] [ 26.603789][ C3] lock(&br->lock); [ 26.603911][ C3] [ 26.603911][ C3] *** DEADLOCK *** [ 26.603911][ C3] [ 26.604206][ C3] locks held by tc/542: 3, last CPU#3: [ 26.604366][ C3] #0: ff1100000e045078 (&mm->mmap_lock){++++}-{4:4}, at: vm_mmap_pgoff+0xf8/0x320 [ 26.604710][ C3] #1: ffffffff90180b00 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0x17e/0x1ea0 [ 26.605044][ C3] #2: ffa0000000280c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 26.605423][ C3] [ 26.605423][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 26.605768][ C3] -> (fs_reclaim){+.+.}-{0:0} { [ 26.605934][ C3] HARDIRQ-ON-W at: [ 26.606115][ C3] __lock_acquire+0x388/0xc20 [ 26.606318][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.606584][ C3] fs_reclaim_acquire+0xd5/0x120 [ 26.606842][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 26.607081][ C3] kthread_create_worker_on_node+0xea/0x210 [ 26.607380][ C3] workqueue_init+0x2a/0x680 [ 26.607642][ C3] kernel_init_freeable+0x2fe/0x630 [ 26.607943][ C3] kernel_init+0x21/0x150 [ 26.608145][ C3] ret_from_fork+0x474/0x6b0 [ 26.608402][ C3] ret_from_fork_asm+0x11/0x20 [ 26.608608][ C3] SOFTIRQ-ON-W at: [ 26.608787][ C3] __lock_acquire+0x388/0xc20 [ 26.608987][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.609246][ C3] fs_reclaim_acquire+0xd5/0x120 [ 26.609514][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 26.609756][ C3] kthread_create_worker_on_node+0xea/0x210 [ 26.610055][ C3] workqueue_init+0x2a/0x680 [ 26.610319][ C3] kernel_init_freeable+0x2fe/0x630 [ 26.610621][ C3] kernel_init+0x21/0x150 [ 26.610821][ C3] ret_from_fork+0x474/0x6b0 [ 26.611082][ C3] ret_from_fork_asm+0x11/0x20 [ 26.611284][ C3] INITIAL USE at: [ 26.611461][ C3] __lock_acquire+0x388/0xc20 [ 26.611670][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.611933][ C3] fs_reclaim_acquire+0xd5/0x120 [ 26.612195][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 26.612436][ C3] kthread_create_worker_on_node+0xea/0x210 [ 26.612743][ C3] workqueue_init+0x2a/0x680 [ 26.613005][ C3] kernel_init_freeable+0x2fe/0x630 [ 26.613203][ C3] kernel_init+0x21/0x150 [ 26.613464][ C3] ret_from_fork+0x474/0x6b0 [ 26.613732][ C3] ret_from_fork_asm+0x11/0x20 [ 26.613931][ C3] } [ 26.614072][ C3] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 26.614314][ C3] ... acquired at: [ 26.614496][ C3] __lock_acquire+0x518/0xc20 [ 26.614659][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.614878][ C3] fs_reclaim_acquire+0xd5/0x120 [ 26.615037][ C3] __kmalloc_noprof+0xd3/0x760 [ 26.615253][ C3] alloc_buf.isra.0+0x4b/0x260 [ 26.615413][ C3] put_chars+0x1e1/0x2f0 [ 26.615638][ C3] hvc_console_print+0x292/0x780 [ 26.615797][ C3] console_emit_next_record+0x22f/0x4c0 [ 26.616017][ C3] console_flush_one_record+0x46f/0x710 [ 26.616175][ C3] console_unlock+0xee/0x1f0 [ 26.616393][ C3] vprintk_emit+0x37c/0x3e0 [ 26.616558][ C3] dev_vprintk_emit+0x27f/0x2c0 [ 26.616780][ C3] dev_printk_emit+0xb9/0xee [ 26.616941][ C3] _dev_info+0xe2/0x116 [ 26.617121][ C3] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 26.617322][ C3] cmos_do_probe+0x73b/0x98a [ 26.617543][ C3] platform_probe+0xfe/0x1f0 [ 26.617705][ C3] call_driver_probe+0x61/0x1c0 [ 26.617926][ C3] really_probe+0x199/0x760 [ 26.618085][ C3] __driver_probe_device+0x24f/0x440 [ 26.618303][ C3] driver_probe_device+0x4a/0xf0 [ 26.618465][ C3] __driver_attach+0x1b8/0x540 [ 26.618694][ C3] bus_for_each_dev+0x130/0x1e0 [ 26.618854][ C3] bus_add_driver+0x2c8/0x530 [ 26.619070][ C3] driver_register+0x1a3/0x390 [ 26.619230][ C3] __platform_driver_probe+0x13f/0x270 [ 26.619450][ C3] cmos_init+0x31/0x40 [ 26.619576][ C3] do_one_initcall+0x124/0x4f0 [ 26.619797][ C3] kernel_init_freeable+0x596/0x630 [ 26.619957][ C3] kernel_init+0x21/0x150 [ 26.620177][ C3] ret_from_fork+0x474/0x6b0 [ 26.620336][ C3] ret_from_fork_asm+0x11/0x20 [ 26.620558][ C3] [ 26.620641][ C3] -> (console_owner){....}-{0:0} { [ 26.620804][ C3] INITIAL USE at: [ 26.620986][ C3] } [ 26.621065][ C3] ... key at: [] console_owner_dep_map+0x0/0x60 [ 26.621362][ C3] ... acquired at: [ 26.621482][ C3] __lock_acquire+0x518/0xc20 [ 26.621704][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.621865][ C3] console_lock_spinning_enable+0x5c/0x60 [ 26.622121][ C3] console_emit_next_record+0x1d1/0x4c0 [ 26.622281][ C3] console_flush_one_record+0x46f/0x710 [ 26.622507][ C3] console_unlock+0xee/0x1f0 [ 26.622667][ C3] vprintk_emit+0x37c/0x3e0 [ 26.622882][ C3] _printk+0xc7/0x100 [ 26.623006][ C3] br_set_state+0x22f/0x430 [bridge] [ 26.623232][ C3] br_init_port+0xc4/0x200 [bridge] [ 26.623395][ C3] br_stp_enable_port+0x12/0x50 [bridge] [ 26.623662][ C3] br_port_carrier_check+0x220/0x430 [bridge] [ 26.623866][ C3] br_device_event+0x52d/0x8f0 [bridge] [ 26.624090][ C3] notifier_call_chain+0xae/0x300 [ 26.624250][ C3] netif_state_change+0x139/0x340 [ 26.624471][ C3] __linkwatch_run_queue+0x34c/0x750 [ 26.624638][ C3] linkwatch_event+0x7f/0xb0 [ 26.624855][ C3] process_one_work+0xe3e/0x1560 [ 26.625016][ C3] worker_thread+0x4f1/0xd60 [ 26.625233][ C3] kthread+0x367/0x460 [ 26.625351][ C3] ret_from_fork+0x474/0x6b0 [ 26.625573][ C3] ret_from_fork_asm+0x11/0x20 [ 26.625731][ C3] [ 26.625810][ C3] -> (&br->lock){+.-.}-{3:3} { [ 26.626029][ C3] HARDIRQ-ON-W at: [ 26.626149][ C3] __lock_acquire+0x388/0xc20 [ 26.626411][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.626677][ C3] _raw_spin_lock_bh+0x38/0x50 [ 26.626878][ C3] recalculate_group_addr+0x51/0x120 [bridge] [ 26.627183][ C3] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 26.627490][ C3] br_changelink+0x575/0x16e0 [bridge] [ 26.627700][ C3] br_dev_newlink+0xeb/0x160 [bridge] [ 26.627970][ C3] rtnl_newlink_create+0x2d0/0x750 [ 26.628230][ C3] __rtnl_newlink+0x22b/0xa50 [ 26.628428][ C3] rtnl_newlink+0x9f1/0x11c0 [ 26.628694][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.628890][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 26.629150][ C3] netlink_unicast+0x486/0x750 [ 26.629408][ C3] netlink_sendmsg+0x735/0xc60 [ 26.629611][ C3] ____sys_sendmsg+0x415/0x880 [ 26.629871][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 26.630134][ C3] __sys_sendmsg+0x12c/0x1d0 [ 26.630334][ C3] do_syscall_64+0xff/0x530 [ 26.630597][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.630901][ C3] IN-SOFTIRQ-W at: [ 26.631020][ C3] __lock_acquire+0x388/0xc20 [ 26.631278][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.631481][ C3] _raw_spin_lock+0x33/0x40 [ 26.631740][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.632047][ C3] call_timer_fn+0x160/0x4d0 [ 26.632251][ C3] __run_timers+0x68f/0xaa0 [ 26.632516][ C3] run_timer_softirq+0xf0/0x160 [ 26.632717][ C3] handle_softirqs+0x1d3/0x900 [ 26.632975][ C3] __irq_exit_rcu+0x145/0x1c0 [ 26.633232][ C3] irq_exit_rcu+0xe/0x30 [ 26.633431][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.633735][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.634035][ C3] unwind_next_frame+0x500/0x1ea0 [ 26.634235][ C3] arch_stack_walk+0xd7/0x130 [ 26.634497][ C3] stack_trace_save+0x93/0xc0 [ 26.634754][ C3] kasan_save_stack+0x2f/0x50 [ 26.634955][ C3] kasan_save_track+0x14/0x30 [ 26.635212][ C3] __kasan_slab_alloc+0x60/0x70 [ 26.635470][ C3] kmem_cache_alloc_noprof+0x21f/0x5c0 [ 26.635680][ C3] __alloc_object+0x30/0x260 [ 26.635941][ C3] __create_object+0x30/0x110 [ 26.636144][ C3] kmem_cache_alloc_noprof+0x467/0x5c0 [ 26.636405][ C3] vm_area_dup+0x23/0x910 [ 26.636669][ C3] __split_vma+0x192/0xb90 [ 26.636869][ C3] vms_gather_munmap_vmas+0x18e/0xf90 [ 26.637129][ C3] __mmap_setup+0x602/0x19b0 [ 26.637387][ C3] __mmap_region+0x3c8/0xcd0 [ 26.637592][ C3] mmap_region+0x2e1/0x540 [ 26.637855][ C3] do_mmap+0xf6b/0x16e0 [ 26.638056][ C3] vm_mmap_pgoff+0x16c/0x320 [ 26.638316][ C3] ksys_mmap_pgoff+0x1ed/0x560 [ 26.638578][ C3] do_syscall_64+0xff/0x530 [ 26.638777][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.639075][ C3] INITIAL USE at: [ 26.639194][ C3] __lock_acquire+0x388/0xc20 [ 26.639454][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.639715][ C3] _raw_spin_lock_bh+0x38/0x50 [ 26.639917][ C3] recalculate_group_addr+0x51/0x120 [bridge] [ 26.640231][ C3] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 26.640543][ C3] br_changelink+0x575/0x16e0 [bridge] [ 26.640750][ C3] br_dev_newlink+0xeb/0x160 [bridge] [ 26.641015][ C3] rtnl_newlink_create+0x2d0/0x750 [ 26.641275][ C3] __rtnl_newlink+0x22b/0xa50 [ 26.641473][ C3] rtnl_newlink+0x9f1/0x11c0 [ 26.641737][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.641994][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 26.642196][ C3] netlink_unicast+0x486/0x750 [ 26.642453][ C3] netlink_sendmsg+0x735/0xc60 [ 26.642658][ C3] ____sys_sendmsg+0x415/0x880 [ 26.642917][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 26.643177][ C3] __sys_sendmsg+0x12c/0x1d0 [ 26.643379][ C3] do_syscall_64+0xff/0x530 [ 26.643643][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.643941][ C3] } [ 26.644023][ C3] ... key at: [] __key.7+0x0/0x40 [bridge] [ 26.644317][ C3] ... acquired at: [ 26.644435][ C3] mark_lock+0x1d7/0xa00 [ 26.644661][ C3] mark_usage+0x42/0x170 [ 26.644822][ C3] __lock_acquire+0x388/0xc20 [ 26.645040][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.645197][ C3] _raw_spin_lock+0x33/0x40 [ 26.645414][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.645621][ C3] call_timer_fn+0x160/0x4d0 [ 26.645837][ C3] __run_timers+0x68f/0xaa0 [ 26.646006][ C3] run_timer_softirq+0xf0/0x160 [ 26.646225][ C3] handle_softirqs+0x1d3/0x900 [ 26.646383][ C3] __irq_exit_rcu+0x145/0x1c0 [ 26.646602][ C3] irq_exit_rcu+0xe/0x30 [ 26.646757][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.647015][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.647214][ C3] unwind_next_frame+0x500/0x1ea0 [ 26.647432][ C3] arch_stack_walk+0xd7/0x130 [ 26.647595][ C3] stack_trace_save+0x93/0xc0 [ 26.647812][ C3] kasan_save_stack+0x2f/0x50 [ 26.647969][ C3] kasan_save_track+0x14/0x30 [ 26.648185][ C3] __kasan_slab_alloc+0x60/0x70 [ 26.648344][ C3] kmem_cache_alloc_noprof+0x21f/0x5c0 [ 26.648564][ C3] __alloc_object+0x30/0x260 [ 26.648723][ C3] __create_object+0x30/0x110 [ 26.648940][ C3] kmem_cache_alloc_noprof+0x467/0x5c0 [ 26.649098][ C3] vm_area_dup+0x23/0x910 [ 26.649314][ C3] __split_vma+0x192/0xb90 [ 26.649471][ C3] vms_gather_munmap_vmas+0x18e/0xf90 [ 26.649691][ C3] __mmap_setup+0x602/0x19b0 [ 26.649850][ C3] __mmap_region+0x3c8/0xcd0 [ 26.650065][ C3] mmap_region+0x2e1/0x540 [ 26.650224][ C3] do_mmap+0xf6b/0x16e0 [ 26.650401][ C3] vm_mmap_pgoff+0x16c/0x320 [ 26.650561][ C3] ksys_mmap_pgoff+0x1ed/0x560 [ 26.650772][ C3] do_syscall_64+0xff/0x530 [ 26.650927][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.651179][ C3] [ 26.651260][ C3] [ 26.651260][ C3] stack backtrace: [ 26.651522][ C3] CPU: 3 UID: 0 PID: 542 Comm: tc Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.651526][ C3] Tainted: [W]=WARN [ 26.651527][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.651528][ C3] Call Trace: [ 26.651530][ C3] [ 26.651531][ C3] dump_stack_lvl+0x6f/0xa0 [ 26.651535][ C3] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 26.651538][ C3] mark_lock_irq+0x989/0x9c0 [ 26.651541][ C3] mark_lock+0x1d7/0xa00 [ 26.651543][ C3] mark_usage+0x42/0x170 [ 26.651545][ C3] __lock_acquire+0x388/0xc20 [ 26.651547][ C3] lock_acquire.part.0+0xd4/0x280 [ 26.651549][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.651556][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.651560][ C3] ? lock_acquire+0x13c/0x160 [ 26.651562][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.651567][ C3] _raw_spin_lock+0x33/0x40 [ 26.651570][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.651575][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.651582][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.651588][ C3] call_timer_fn+0x160/0x4d0 [ 26.651590][ C3] ? detach_if_pending+0x1d0/0x1d0 [ 26.651592][ C3] ? debug_object_active_state+0x430/0x430 [ 26.651596][ C3] ? find_held_lock+0x2b/0x80 [ 26.651597][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 26.651599][ C3] ? mark_held_locks+0x40/0x70 [ 26.651601][ C3] __run_timers+0x68f/0xaa0 [ 26.651603][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.651609][ C3] ? __bpf_trace_itimer_expire+0x10/0x10 [ 26.651611][ C3] ? __lock_acquire+0x518/0xc20 [ 26.651614][ C3] ? __rwlock_init+0x150/0x150 [ 26.651616][ C3] run_timer_softirq+0xf0/0x160 [ 26.651618][ C3] ? __run_timers+0xaa0/0xaa0 [ 26.651620][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.651622][ C3] handle_softirqs+0x1d3/0x900 [ 26.651624][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 26.651625][ C3] ? _local_bh_enable+0xc0/0xc0 [ 26.651627][ C3] __irq_exit_rcu+0x145/0x1c0 [ 26.651629][ C3] irq_exit_rcu+0xe/0x30 [ 26.651630][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.651632][ C3] [ 26.651632][ C3] [ 26.651633][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.651634][ C3] RIP: 0010:unwind_next_frame+0x500/0x1ea0 [ 26.651637][ C3] Code: 00 00 00 00 fc ff df 80 3c 02 00 0f 85 7d 17 00 00 49 8d 7d 68 49 c7 45 60 00 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa <48> c1 ea 03 80 3c 02 00 0f 85 44 17 00 00 49 c7 45 68 00 00 00 00 [ 26.651638][ C3] RSP: 0018:ffa0000001f6ecd8 EFLAGS: 00000246 [ 26.651640][ C3] RAX: dffffc0000000000 RBX: 1ff40000003edda4 RCX: 1ff40000003eddc6 [ 26.651642][ C3] RDX: ffa0000001f6ee40 RSI: ffa0000001f6ee08 RDI: ffa0000001f6ee40 [ 26.651642][ C3] RBP: 0000000000000001 R08: ffffffff90dd6e94 R09: ffffffff90b8bd3c [ 26.651643][ C3] R10: ffffffff8d6ea911 R11: 0000000000000000 R12: ffa0000001f6ee30 [ 26.651644][ C3] R13: ffa0000001f6edd8 R14: ffa0000001f6fb60 R15: ff110000065f52c8 [ 26.651645][ C3] ? mmap_region+0x2e1/0x540 [ 26.651648][ C3] ? unwind_next_frame+0x476/0x1ea0 [ 26.651649][ C3] ? __mmap_region+0x3c8/0xcd0 [ 26.651651][ C3] ? stack_access_ok+0x1e0/0x1e0 [ 26.651653][ C3] ? __lock_acquire+0x518/0xc20 [ 26.651654][ C3] ? __unwind_start+0x42e/0x900 [ 26.651656][ C3] ? write_profile+0xf0/0xf0 [ 26.651657][ C3] arch_stack_walk+0xd7/0x130 [ 26.651660][ C3] ? mmap_region+0x2e1/0x540 [ 26.651662][ C3] stack_trace_save+0x93/0xc0 [ 26.651664][ C3] ? filter_irq_stacks+0xd0/0xd0 [ 26.651665][ C3] ? arch_stack_walk+0xed/0x130 [ 26.651667][ C3] kasan_save_stack+0x2f/0x50 [ 26.651669][ C3] ? kasan_save_stack+0x2f/0x50 [ 26.651670][ C3] ? kasan_save_track+0x14/0x30 [ 26.651672][ C3] ? __kasan_slab_alloc+0x60/0x70 [ 26.651673][ C3] ? kmem_cache_alloc_noprof+0x21f/0x5c0 [ 26.651675][ C3] ? __alloc_object+0x30/0x260 [ 26.651676][ C3] ? __create_object+0x30/0x110 [ 26.651678][ C3] ? kmem_cache_alloc_noprof+0x467/0x5c0 [ 26.651679][ C3] ? vm_area_dup+0x23/0x910 [ 26.651681][ C3] ? __split_vma+0x192/0xb90 [ 26.651682][ C3] ? vms_gather_munmap_vmas+0x18e/0xf90 [ 26.651684][ C3] ? __mmap_setup+0x602/0x19b0 [ 26.651685][ C3] ? __mmap_region+0x3c8/0xcd0 [ 26.651690][ C3] kasan_save_track+0x14/0x30 [ 26.651692][ C3] __kasan_slab_alloc+0x60/0x70 [ 26.651694][ C3] kmem_cache_alloc_noprof+0x21f/0x5c0 [ 26.651695][ C3] ? __alloc_object+0x30/0x260 [ 26.651698][ C3] __alloc_object+0x30/0x260 [ 26.651699][ C3] __create_object+0x30/0x110 [ 26.651701][ C3] ? kasan_save_track+0x14/0x30 [ 26.651703][ C3] kmem_cache_alloc_noprof+0x467/0x5c0 [ 26.651704][ C3] ? vm_area_dup+0x23/0x910 [ 26.651706][ C3] vm_area_dup+0x23/0x910 [ 26.651708][ C3] __split_vma+0x192/0xb90 [ 26.651710][ C3] ? vma_complete+0x1240/0x1240 [ 26.651713][ C3] ? rcu_read_lock_any_held+0x3c/0x90 [ 26.651715][ C3] ? validate_chain+0x38b/0xc20 [ 26.651717][ C3] vms_gather_munmap_vmas+0x18e/0xf90 [ 26.651719][ C3] ? __split_vma+0xb90/0xb90 [ 26.651722][ C3] ? mas_walk+0x8f/0x250 [ 26.651725][ C3] __mmap_setup+0x602/0x19b0 [ 26.651727][ C3] ? unmap_region+0x410/0x410 [ 26.651729][ C3] ? perf_event_mmap+0xc7/0x4f0 [ 26.651731][ C3] ? vma_wants_writenotify+0x6b/0x1f0 [ 26.651733][ C3] ? vma_needs_dirty_tracking+0xe0/0xe0 [ 26.651736][ C3] ? uprobe_apply+0x360/0x360 [ 26.651738][ C3] ? vma_set_page_prot+0xa3/0x130 [ 26.651740][ C3] __mmap_region+0x3c8/0xcd0 [ 26.651742][ C3] ? vma_merge_new_range+0xc50/0xc50 [ 26.651744][ C3] ? __might_fault+0x97/0x140 [ 26.651746][ C3] ? mas_rev_awalk+0x604/0x1350 [ 26.651751][ C3] ? unmapped_area_topdown+0x34b/0x510 [ 26.651758][ C3] mmap_region+0x2e1/0x540 [ 26.651760][ C3] ? mm_take_all_locks+0xa50/0xa50 [ 26.651762][ C3] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.651764][ C3] ? __get_unmapped_area+0x190/0x2c0 [ 26.651766][ C3] do_mmap+0xf6b/0x16e0 [ 26.651768][ C3] ? __ia32_sys_brk+0x50/0x50 [ 26.651770][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.651772][ C3] ? lock_acquire+0x13c/0x160 [ 26.651774][ C3] ? down_write_killable+0xcd/0x260 [ 26.651775][ C3] ? down_write+0x1f0/0x1f0 [ 26.651777][ C3] vm_mmap_pgoff+0x16c/0x320 [ 26.651779][ C3] ? randomize_page+0x80/0x80 [ 26.651781][ C3] ? __fget_files+0x1e3/0x460 [ 26.651784][ C3] ksys_mmap_pgoff+0x1ed/0x560 [ 26.651786][ C3] ? rcu_is_watching+0x16/0xd0 [ 26.651788][ C3] ? lockdep_hardirqs_on+0x91/0x130 [ 26.651790][ C3] ? do_syscall_64+0xa6/0x530 [ 26.651791][ C3] do_syscall_64+0xff/0x530 [ 26.651792][ C3] ? exc_page_fault+0xee/0x100 [ 26.651793][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.651795][ C3] RIP: 0033:0x7f6d2f20d91c [ 26.651797][ C3] Code: 1e fa 41 f7 c1 ff 0f 00 00 75 33 55 48 89 e5 41 54 41 89 cc 53 48 89 fb 48 85 ff 74 51 45 89 e2 48 89 df b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 24 5b 41 5c 5d c3 0f 1f 80 00 00 00 00 c7 05 [ 26.651798][ C3] RSP: 002b:00007ffc2e85a7b0 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 [ 26.651800][ C3] RAX: ffffffffffffffda RBX: 00007f6d2ed0c000 RCX: 00007f6d2f20d91c [ 26.651801][ C3] RDX: 0000000000000001 RSI: 000000000000b000 RDI: 00007f6d2ed0c000 [ 26.651801][ C3] RBP: 00007ffc2e85a7c0 R08: 0000000000000005 R09: 000000000001d000 [ 26.651802][ C3] R10: 0000000000000812 R11: 0000000000000206 R12: 0000000000000812 [ 26.651803][ C3] R13: 00007ffc2e85a808 R14: 00007ffc2e85ac40 R15: 000000000001c395 [ 26.651805][ C3] [ 54.665313][ T1734] br1: port 2(veth2) entered disabled state [ 54.665329][ T1734] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 54.665332][ T1734] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1734, name: ip [ 54.665333][ T1734] preempt_count: 202, expected: 0 [ 54.665334][ T1734] RCU nest depth: 0, expected: 0 [ 54.665335][ T1734] INFO: lockdep is turned off. [ 54.665336][ T1734] irq event stamp: 0 [ 54.665337][ T1734] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 54.665342][ T1734] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 54.665348][ T1734] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 54.665349][ T1734] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 54.665351][ T1734] Preemption disabled at: [ 54.665352][ T1734] [<0000000000000000>] 0x0 [ 54.665357][ T1734] CPU: 2 UID: 0 PID: 1734 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 54.665360][ T1734] Tainted: [W]=WARN [ 54.665361][ T1734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 54.665363][ T1734] Call Trace: [ 54.665364][ T1734] [ 54.665366][ T1734] dump_stack_lvl+0x6f/0xa0 [ 54.665371][ T1734] __might_resched.cold+0x1fe/0x2c1 [ 54.665375][ T1734] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 54.665379][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665383][ T1734] __kmalloc_noprof+0x443/0x760 [ 54.665387][ T1734] ? __rwlock_init+0x150/0x150 [ 54.665389][ T1734] ? alloc_buf.isra.0+0x4b/0x260 [ 54.665393][ T1734] ? do_raw_spin_unlock+0x59/0x250 [ 54.665395][ T1734] alloc_buf.isra.0+0x4b/0x260 [ 54.665397][ T1734] put_chars+0x1e1/0x2f0 [ 54.665399][ T1734] ? __send_to_port+0x420/0x420 [ 54.665401][ T1734] ? printk_get_next_message+0x240/0x650 [ 54.665404][ T1734] hvc_console_print+0x292/0x780 [ 54.665407][ T1734] ? hvc_write+0x3a0/0x3a0 [ 54.665410][ T1734] ? __rwlock_init+0x150/0x150 [ 54.665411][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665413][ T1734] ? lock_acquire+0x13c/0x160 [ 54.665415][ T1734] console_emit_next_record+0x22f/0x4c0 [ 54.665417][ T1734] ? devkmsg_read+0x4b0/0x4b0 [ 54.665419][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665421][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665422][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665424][ T1734] ? lock_acquire+0x13c/0x160 [ 54.665426][ T1734] ? console_flush_one_record+0x111/0x710 [ 54.665428][ T1734] console_flush_one_record+0x46f/0x710 [ 54.665430][ T1734] ? console_emit_next_record+0x4c0/0x4c0 [ 54.665432][ T1734] console_unlock+0xee/0x1f0 [ 54.665434][ T1734] ? lock_acquire+0x13c/0x160 [ 54.665436][ T1734] ? console_flush_one_record+0x710/0x710 [ 54.665437][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665439][ T1734] ? lock_release+0x184/0x1f0 [ 54.665440][ T1734] ? lock_acquire+0x60/0x160 [ 54.665442][ T1734] ? __rcu_read_lock+0x30/0x70 [ 54.665444][ T1734] ? __down_trylock_console_sem+0x5e/0xa0 [ 54.665446][ T1734] ? vprintk_emit+0x320/0x3e0 [ 54.665448][ T1734] vprintk_emit+0x37c/0x3e0 [ 54.665450][ T1734] ? wake_up_klogd_work_func+0x90/0x90 [ 54.665452][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665453][ T1734] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 54.665456][ T1734] ? trace_hardirqs_on+0x36/0x40 [ 54.665457][ T1734] _printk+0xc7/0x100 [ 54.665461][ T1734] ? snapshot_read.cold+0x21/0x21 [ 54.665463][ T1734] ? ipv6_mc_down+0x17e/0x2d0 [ 54.665467][ T1734] br_set_state+0x22f/0x430 [bridge] [ 54.665480][ T1734] br_stp_disable_port+0x11f/0x390 [bridge] [ 54.665488][ T1734] br_device_event+0x7b5/0x8f0 [bridge] [ 54.665496][ T1734] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 54.665499][ T1734] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 54.665501][ T1734] ? addrconf_notify+0x2c8/0xf30 [ 54.665505][ T1734] notifier_call_chain+0xae/0x300 [ 54.665508][ T1734] __dev_notify_flags+0x23c/0x3c0 [ 54.665512][ T1734] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 54.665513][ T1734] ? netif_change_name+0x8c0/0x8c0 [ 54.665515][ T1734] ? netif_set_allmulti+0x250/0x250 [ 54.665517][ T1734] ? __kernel_text_address+0x12/0x30 [ 54.665519][ T1734] ? write_profile+0xf0/0xf0 [ 54.665521][ T1734] ? unwind_get_return_address+0x67/0xd0 [ 54.665524][ T1734] netif_change_flags+0xfe/0x190 [ 54.665526][ T1734] do_setlink.isra.0+0x1cc3/0x2750 [ 54.665529][ T1734] ? stack_trace_save+0x93/0xc0 [ 54.665531][ T1734] ? rtnl_link_get_size+0x350/0x350 [ 54.665532][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665533][ T1734] ? stack_depot_save_flags+0x1bc/0x790 [ 54.665537][ T1734] ? kasan_save_stack+0x3d/0x50 [ 54.665540][ T1734] ? kasan_save_stack+0x2f/0x50 [ 54.665542][ T1734] ? kasan_save_track+0x14/0x30 [ 54.665543][ T1734] ? __kasan_kmalloc+0x7b/0x90 [ 54.665544][ T1734] ? __kmalloc_cache_noprof+0x29a/0x620 [ 54.665546][ T1734] ? rtnl_newlink+0x124/0x11c0 [ 54.665547][ T1734] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 54.665548][ T1734] ? netlink_rcv_skb+0x14e/0x3a0 [ 54.665551][ T1734] ? netlink_unicast+0x486/0x750 [ 54.665552][ T1734] ? netlink_sendmsg+0x735/0xc60 [ 54.665553][ T1734] ? ____sys_sendmsg+0x415/0x880 [ 54.665556][ T1734] ? ___sys_sendmsg+0x14e/0x1d0 [ 54.665557][ T1734] ? __sys_sendmsg+0x12c/0x1d0 [ 54.665559][ T1734] ? do_syscall_64+0xff/0x530 [ 54.665561][ T1734] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 54.665564][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665565][ T1734] ? lock_acquire+0x13c/0x160 [ 54.665567][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665568][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665570][ T1734] ? trace_contention_end+0xb3/0x180 [ 54.665573][ T1734] ? __mutex_lock+0x1db/0x1ea0 [ 54.665574][ T1734] ? __mutex_lock+0x9a3/0x1ea0 [ 54.665576][ T1734] ? rtnl_newlink+0x9a8/0x11c0 [ 54.665583][ T1734] ? ww_mutex_lock+0x160/0x160 [ 54.665585][ T1734] ? __rtnl_newlink+0x3fa/0xa50 [ 54.665587][ T1734] rtnl_newlink+0x9f1/0x11c0 [ 54.665589][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665591][ T1734] ? rtnl_bridge_getlink+0x850/0x850 [ 54.665592][ T1734] ? lock_acquire+0x13c/0x160 [ 54.665593][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665595][ T1734] ? is_bpf_text_address+0x3e/0x110 [ 54.665599][ T1734] ? is_bpf_text_address+0x72/0x110 [ 54.665600][ T1734] ? kernel_text_address+0x149/0x170 [ 54.665602][ T1734] ? __kernel_text_address+0x12/0x30 [ 54.665603][ T1734] ? write_profile+0xf0/0xf0 [ 54.665604][ T1734] ? unwind_get_return_address+0x67/0xd0 [ 54.665605][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665607][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665609][ T1734] ? cap_capable+0x1d7/0x3d0 [ 54.665614][ T1734] ? lock_acquire+0x13c/0x160 [ 54.665615][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665617][ T1734] ? rtnl_bridge_getlink+0x850/0x850 [ 54.665618][ T1734] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 54.665620][ T1734] ? rtnl_link_fill+0x920/0x920 [ 54.665621][ T1734] ? filter_irq_stacks+0xd0/0xd0 [ 54.665622][ T1734] ? stack_depot_save_flags+0x1bc/0x790 [ 54.665625][ T1734] netlink_rcv_skb+0x14e/0x3a0 [ 54.665626][ T1734] ? rtnl_link_fill+0x920/0x920 [ 54.665628][ T1734] ? lock_release+0x184/0x1f0 [ 54.665629][ T1734] ? netlink_ack+0xcf0/0xcf0 [ 54.665630][ T1734] ? __netlink_lookup+0xb9/0x6b0 [ 54.665633][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665634][ T1734] ? lock_release+0x184/0x1f0 [ 54.665636][ T1734] netlink_unicast+0x486/0x750 [ 54.665638][ T1734] ? netlink_attachskb+0x810/0x810 [ 54.665640][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665641][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665643][ T1734] ? lock_acquire+0x13c/0x160 [ 54.665645][ T1734] netlink_sendmsg+0x735/0xc60 [ 54.665647][ T1734] ? netlink_unicast+0x750/0x750 [ 54.665649][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665650][ T1734] ? lock_release+0x184/0x1f0 [ 54.665652][ T1734] ____sys_sendmsg+0x415/0x880 [ 54.665654][ T1734] ? copy_msghdr_from_user+0x279/0x420 [ 54.665655][ T1734] ? get_timestamp.constprop.0+0x390/0x390 [ 54.665657][ T1734] ? move_addr_to_kernel+0x40/0x40 [ 54.665658][ T1734] ? filter_irq_stacks+0xd0/0xd0 [ 54.665661][ T1734] ___sys_sendmsg+0x14e/0x1d0 [ 54.665662][ T1734] ? copy_msghdr_from_user+0x420/0x420 [ 54.665667][ T1734] __sys_sendmsg+0x12c/0x1d0 [ 54.665669][ T1734] ? __sys_sendmsg_sock+0x20/0x20 [ 54.665671][ T1734] ? rcu_is_watching+0x16/0xd0 [ 54.665673][ T1734] do_syscall_64+0xff/0x530 [ 54.665675][ T1734] ? exc_page_fault+0xee/0x100 [ 54.665677][ T1734] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 54.665678][ T1734] RIP: 0033:0x7f517159e54e [ 54.665680][ T1734] 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 [ 54.665682][ T1734] RSP: 002b:00007ffee91312a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 54.665685][ T1734] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f517159e54e [ 54.665687][ T1734] RDX: 0000000000000000 RSI: 00007ffee9131350 RDI: 0000000000000005 [ 54.665688][ T1734] RBP: 00007ffee91312b0 R08: 0000000000000000 R09: 0000000000000000 [ 54.665688][ T1734] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9189f3 [ 54.665689][ T1734] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffee9131a10 [ 54.665692][ T1734] [ 54.703695][ T1734] ip (1734) used greatest stack depth: 23016 bytes left [ 54.715903][ T1735] veth2: left allmulticast mode [ 54.716065][ T1735] veth2: left promiscuous mode [ 54.716279][ T1735] br1: port 2(veth2) entered disabled state [ 54.734318][ T1736] br1: port 1(veth1) entered disabled state [ 54.752530][ T1738] veth1: left allmulticast mode [ 54.752959][ T1738] veth1: left promiscuous mode [ 54.753205][ T1738] br1: port 1(veth1) entered disabled state