[ 9.742888][ T187] ip (187) used greatest stack depth: 24272 bytes left [ 9.742904][ T187] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.742906][ T187] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 187, name: ip [ 9.742908][ T187] preempt_count: 2, expected: 0 [ 9.742909][ T187] RCU nest depth: 0, expected: 0 [ 9.742910][ T187] locks held by ip/187: 5, last CPU#0: [ 9.742912][ T187] #0: ffffffffb78027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.742929][ T187] #1: ffffffffb7969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.742934][ T187] #2: ffffffffb7969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.742938][ T187] #3: ffffffffb7889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.742942][ T187] #4: ffffffffb7889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.742946][ T187] irq event stamp: 28750 [ 9.742947][ T187] hardirqs last enabled at (28749): [] __down_trylock_console_sem+0x86/0xa0 [ 9.742950][ T187] hardirqs last disabled at (28750): [] console_emit_next_record+0x3d4/0x4c0 [ 9.742952][ T187] softirqs last enabled at (28294): [] handle_softirqs+0x67c/0x900 [ 9.742954][ T187] softirqs last disabled at (28289): [] __irq_exit_rcu+0x145/0x1c0 [ 9.742957][ T187] Preemption disabled at: [ 9.742958][ T187] [<0000000000000000>] 0x0 [ 9.742964][ T187] CPU: 0 UID: 0 PID: 187 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.742968][ T187] Tainted: [W]=WARN [ 9.742969][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.742971][ T187] Call Trace: [ 9.742972][ T187] [ 9.742974][ T187] dump_stack_lvl+0x6f/0xa0 [ 9.742980][ T187] __might_resched.cold+0x1fe/0x2c1 [ 9.742985][ T187] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.742989][ T187] ? __kmalloc_noprof+0xdb/0x760 [ 9.742994][ T187] __kmalloc_noprof+0x443/0x760 [ 9.742996][ T187] ? alloc_buf.isra.0+0x4b/0x260 [ 9.743002][ T187] ? do_raw_spin_unlock+0x59/0x250 [ 9.743005][ T187] alloc_buf.isra.0+0x4b/0x260 [ 9.743008][ T187] put_chars+0x1e1/0x2f0 [ 9.743011][ T187] ? __send_to_port+0x420/0x420 [ 9.743012][ T187] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.743017][ T187] ? validate_chain+0x38b/0xc20 [ 9.743022][ T187] hvc_console_print+0x292/0x780 [ 9.743028][ T187] ? hvc_write+0x3a0/0x3a0 [ 9.743031][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.743033][ T187] ? lock_acquire+0x13c/0x160 [ 9.743037][ T187] console_emit_next_record+0x22f/0x4c0 [ 9.743041][ T187] ? devkmsg_read+0x4b0/0x4b0 [ 9.743042][ T187] ? console_flush_one_record+0x106/0x710 [ 9.743046][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.743048][ T187] ? lock_acquire+0x13c/0x160 [ 9.743052][ T187] console_flush_one_record+0x46f/0x710 [ 9.743056][ T187] ? console_emit_next_record+0x4c0/0x4c0 [ 9.743058][ T187] ? __lock_acquire+0x518/0xc20 [ 9.743063][ T187] console_unlock+0xee/0x1f0 [ 9.743066][ T187] ? console_flush_one_record+0x710/0x710 [ 9.743068][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.743070][ T187] ? lock_acquire+0x60/0x160 [ 9.743073][ T187] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.743075][ T187] ? vprintk_emit+0x320/0x3e0 [ 9.743079][ T187] vprintk_emit+0x37c/0x3e0 [ 9.743082][ T187] ? wake_up_klogd_work_func+0x90/0x90 [ 9.743086][ T187] ? __lock_acquire+0x518/0xc20 [ 9.743089][ T187] _printk+0xc7/0x100 [ 9.743093][ T187] ? snapshot_read.cold+0x21/0x21 [ 9.743096][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.743098][ T187] ? __rwlock_init+0x150/0x150 [ 9.743102][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.743105][ T187] do_exit.cold+0x82/0x9c [ 9.743109][ T187] ? exit_notify+0x890/0x890 [ 9.743111][ T187] ? __lock_release.isra.0+0x69/0x1a0 [ 9.743113][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.743118][ T187] do_group_exit+0xb8/0x370 [ 9.743120][ T187] __x64_sys_exit_group+0x3c/0x50 [ 9.743122][ T187] x64_sys_call+0x1567/0x1570 [ 9.743124][ T187] do_syscall_64+0xff/0x530 [ 9.743128][ T187] ? exc_page_fault+0xee/0x100 [ 9.743131][ T187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.743133][ T187] RIP: 0033:0x7fd3934be1b8 [ 9.743137][ T187] Code: Unable to access opcode bytes at 0x7fd3934be18e. [ 9.743138][ T187] RSP: 002b:00007ffdfc0f68d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.743141][ T187] RAX: ffffffffffffffda RBX: 00007fd3935eef88 RCX: 00007fd3934be1b8 [ 9.743142][ T187] RDX: 00007fd393208fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.743143][ T187] RBP: 00007ffdfc0f6930 R08: 0000000000000000 R09: 0000000000008010 [ 9.743144][ T187] R10: 00007ffdfc0f66f0 R11: 0000000000000246 R12: 0000000000000001 [ 9.743145][ T187] R13: 0000000000000000 R14: 00007fd3935ed680 R15: 00007fd3935eefa0 [ 9.743152][ T187] [ 10.577480][ T226] 8021q: 802.1Q VLAN Support v1.8 [ 11.263888][ T249] br0: port 1(veth1) entered blocking state [ 11.264059][ T249] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.264062][ T249] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 249, name: ip [ 11.264064][ T249] preempt_count: 1, expected: 0 [ 11.264065][ T249] RCU nest depth: 0, expected: 0 [ 11.264066][ T249] locks held by ip/249: 5, last CPU#3: [ 11.264069][ T249] #0: ffffffffb80d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.264081][ T249] #1: ffffffffb7969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.264087][ T249] #2: ffffffffb7969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.264091][ T249] #3: ffffffffb7889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.264095][ T249] #4: ffffffffb7889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.264099][ T249] irq event stamp: 13202 [ 11.264100][ T249] hardirqs last enabled at (13201): [] __down_trylock_console_sem+0x86/0xa0 [ 11.264103][ T249] hardirqs last disabled at (13202): [] console_emit_next_record+0x3d4/0x4c0 [ 11.264105][ T249] softirqs last enabled at (13114): [] __alloc_skb+0x4c2/0x5f0 [ 11.264108][ T249] softirqs last disabled at (13112): [] __alloc_skb+0x4c2/0x5f0 [ 11.264111][ T249] Preemption disabled at: [ 11.264111][ T249] [] vprintk_emit+0x31b/0x3e0 [ 11.264118][ T249] CPU: 3 UID: 0 PID: 249 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.264121][ T249] Tainted: [W]=WARN [ 11.264122][ T249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.264124][ T249] Call Trace: [ 11.264126][ T249] [ 11.264127][ T249] dump_stack_lvl+0x6f/0xa0 [ 11.264136][ T249] ? vprintk_emit+0x31b/0x3e0 [ 11.264138][ T249] __might_resched.cold+0x1fe/0x2c1 [ 11.264143][ T249] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.264147][ T249] ? __kmalloc_noprof+0xdb/0x760 [ 11.264152][ T249] __kmalloc_noprof+0x443/0x760 [ 11.264155][ T249] ? alloc_buf.isra.0+0x4b/0x260 [ 11.264160][ T249] ? do_raw_spin_unlock+0x59/0x250 [ 11.264163][ T249] alloc_buf.isra.0+0x4b/0x260 [ 11.264166][ T249] put_chars+0x1e1/0x2f0 [ 11.264169][ T249] ? __send_to_port+0x420/0x420 [ 11.264173][ T249] ? validate_chain+0x34a/0xc20 [ 11.264176][ T249] hvc_console_print+0x292/0x780 [ 11.264179][ T249] ? mark_usage+0x61/0x170 [ 11.264181][ T249] ? __lock_acquire+0x518/0xc20 [ 11.264183][ T249] ? __lock_acquire+0x518/0xc20 [ 11.264187][ T249] ? hvc_write+0x3a0/0x3a0 [ 11.264189][ T249] ? console_emit_next_record+0x1df/0x4c0 [ 11.264192][ T249] ? rcu_is_watching+0x16/0xd0 [ 11.264196][ T249] ? lock_acquire+0x13c/0x160 [ 11.264200][ T249] console_emit_next_record+0x22f/0x4c0 [ 11.264203][ T249] ? devkmsg_read+0x4b0/0x4b0 [ 11.264205][ T249] ? console_flush_one_record+0x106/0x710 [ 11.264208][ T249] ? rcu_is_watching+0x16/0xd0 [ 11.264210][ T249] ? lock_acquire+0x13c/0x160 [ 11.264214][ T249] console_flush_one_record+0x46f/0x710 [ 11.264218][ T249] ? console_emit_next_record+0x4c0/0x4c0 [ 11.264220][ T249] ? __lock_acquire+0x518/0xc20 [ 11.264225][ T249] console_unlock+0xee/0x1f0 [ 11.264228][ T249] ? console_flush_one_record+0x710/0x710 [ 11.264230][ T249] ? rcu_is_watching+0x16/0xd0 [ 11.264232][ T249] ? lock_acquire+0x60/0x160 [ 11.264236][ T249] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.264237][ T249] ? vprintk_emit+0x320/0x3e0 [ 11.264241][ T249] vprintk_emit+0x37c/0x3e0 [ 11.264245][ T249] ? wake_up_klogd_work_func+0x90/0x90 [ 11.264247][ T249] ? __lock_release.isra.0+0x69/0x1a0 [ 11.264249][ T249] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.264253][ T249] ? mark_held_locks+0x40/0x70 [ 11.264257][ T249] _printk+0xc7/0x100 [ 11.264260][ T249] ? snapshot_read.cold+0x21/0x21 [ 11.264264][ T249] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.264277][ T249] ? do_setlink.isra.0+0xa31/0x2750 [ 11.264278][ T249] ? rtnl_newlink+0x9f1/0x11c0 [ 11.264279][ T249] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.264284][ T249] br_set_state+0x22f/0x430 [bridge] [ 11.264293][ T249] br_init_port+0xc4/0x200 [bridge] [ 11.264302][ T249] new_nbp+0x39c/0x580 [bridge] [ 11.264311][ T249] br_add_if+0x212/0x1320 [bridge] [ 11.264319][ T249] ? is_bpf_text_address+0x72/0x110 [ 11.264323][ T249] ? kernel_text_address+0x149/0x170 [ 11.264326][ T249] ? __kernel_text_address+0x12/0x30 [ 11.264330][ T249] do_set_master+0x357/0x580 [ 11.264334][ T249] do_setlink.isra.0+0xa31/0x2750 [ 11.264337][ T249] ? stack_trace_save+0x93/0xc0 [ 11.264341][ T249] ? rtnl_link_get_size+0x350/0x350 [ 11.264342][ T249] ? rcu_read_lock_any_held+0x66/0x90 [ 11.264345][ T249] ? stack_depot_save_flags+0x38e/0x790 [ 11.264348][ T249] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.264351][ T249] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.264353][ T249] ? validate_chain+0x38b/0xc20 [ 11.264355][ T249] ? kasan_save_stack+0x3d/0x50 [ 11.264358][ T249] ? kasan_save_stack+0x2f/0x50 [ 11.264360][ T249] ? kasan_save_track+0x14/0x30 [ 11.264363][ T249] ? __lock_acquire+0x518/0xc20 [ 11.264364][ T249] ? netlink_seq_next+0x4e/0x60 [ 11.264367][ T249] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.264372][ T249] ? lock_acquire.part.0+0xd4/0x280 [ 11.264374][ T249] ? rtnl_newlink+0x9a8/0x11c0 [ 11.264377][ T249] ? rcu_is_watching+0x16/0xd0 [ 11.264379][ T249] ? lock_acquire+0x13c/0x160 [ 11.264381][ T249] ? rcu_is_watching+0x16/0xd0 [ 11.264382][ T249] ? rcu_is_watching+0x16/0xd0 [ 11.264385][ T249] ? trace_contention_end+0xb3/0x180 [ 11.264388][ T249] ? __mutex_lock+0x1db/0x1ea0 [ 11.264390][ T249] ? __mutex_lock+0x9a3/0x1ea0 [ 11.264392][ T249] ? rtnl_newlink+0x9a8/0x11c0 [ 11.264395][ T249] ? ww_mutex_lock+0x160/0x160 [ 11.264397][ T249] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.264402][ T249] ? __rtnl_newlink+0x3fa/0xa50 [ 11.264407][ T249] rtnl_newlink+0x9f1/0x11c0 [ 11.264412][ T249] ? rtnl_bridge_getlink+0x850/0x850 [ 11.264414][ T249] ? __lock_acquire+0x518/0xc20 [ 11.264418][ T249] ? lock_acquire.part.0+0xd4/0x280 [ 11.264420][ T249] ? find_held_lock+0x2b/0x80 [ 11.264422][ T249] ? rtnl_bridge_getlink+0x850/0x850 [ 11.264424][ T249] ? __lock_release.isra.0+0x69/0x1a0 [ 11.264428][ T249] ? rtnl_bridge_getlink+0x850/0x850 [ 11.264430][ T249] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.264433][ T249] ? rtnl_link_fill+0x920/0x920 [ 11.264434][ T249] ? __lock_acquire+0x518/0xc20 [ 11.264438][ T249] ? lock_acquire.part.0+0xd4/0x280 [ 11.264440][ T249] ? find_held_lock+0x2b/0x80 [ 11.264443][ T249] netlink_rcv_skb+0x14e/0x3a0 [ 11.264445][ T249] ? rtnl_link_fill+0x920/0x920 [ 11.264448][ T249] ? netlink_ack+0xcf0/0xcf0 [ 11.264454][ T249] ? netlink_deliver_tap+0xc5/0x330 [ 11.264456][ T249] ? netlink_deliver_tap+0x13c/0x330 [ 11.264460][ T249] netlink_unicast+0x486/0x750 [ 11.264464][ T249] ? netlink_attachskb+0x810/0x810 [ 11.264466][ T249] ? __lock_acquire+0x518/0xc20 [ 11.264470][ T249] netlink_sendmsg+0x735/0xc60 [ 11.264474][ T249] ? netlink_unicast+0x750/0x750 [ 11.264478][ T249] ? __might_fault+0x97/0x140 [ 11.264483][ T249] ____sys_sendmsg+0x415/0x880 [ 11.264485][ T249] ? copy_msghdr_from_user+0x279/0x420 [ 11.264488][ T249] ? get_timestamp.constprop.0+0x390/0x390 [ 11.264489][ T249] ? move_addr_to_kernel+0x40/0x40 [ 11.264497][ T249] ___sys_sendmsg+0x14e/0x1d0 [ 11.264499][ T249] ? copy_msghdr_from_user+0x420/0x420 [ 11.264515][ T249] __sys_sendmsg+0x12c/0x1d0 [ 11.264518][ T249] ? __sys_sendmsg_sock+0x20/0x20 [ 11.264524][ T249] ? rcu_is_watching+0x16/0xd0 [ 11.264527][ T249] do_syscall_64+0xff/0x530 [ 11.264530][ T249] ? exc_page_fault+0xee/0x100 [ 11.264533][ T249] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.264535][ T249] RIP: 0033:0x7fd92f92554e [ 11.264539][ T249] 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 [ 11.264541][ T249] RSP: 002b:00007ffd01a25dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.264544][ T249] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd92f92554e [ 11.264545][ T249] RDX: 0000000000000000 RSI: 00007ffd01a25e70 RDI: 0000000000000005 [ 11.264546][ T249] RBP: 00007ffd01a25dd0 R08: 0000000000000000 R09: 0000000000000000 [ 11.264547][ T249] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910ccf [ 11.264548][ T249] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd01a26530 [ 11.264554][ T249] [ 11.304438][ T249] br0: port 1(veth1) entered disabled state [ 11.304848][ T249] veth1: entered allmulticast mode [ 11.307086][ T249] veth1: entered promiscuous mode [ 11.323290][ T249] ip (249) used greatest stack depth: 23336 bytes left [ 11.349711][ T251] br0: port 2(veth2) entered blocking state [ 11.350089][ T251] br0: port 2(veth2) entered disabled state [ 11.350472][ T251] veth2: entered allmulticast mode [ 11.352092][ T251] veth2: entered promiscuous mode [ 11.406015][ T70] br0: port 1(veth1) entered blocking state [ 11.406494][ T70] br0: port 1(veth1) entered forwarding state [ 11.437472][ T102] br0: port 2(veth2) entered blocking state [ 11.437768][ T102] br0: port 2(veth2) entered forwarding state [ 26.509247][ C0] [ 26.509267][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.509270][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 26.509272][ C0] preempt_count: 104, expected: 0 [ 26.509274][ C0] RCU nest depth: 0, expected: 0 [ 26.509275][ C0] INFO: lockdep is turned off. [ 26.509276][ C0] irq event stamp: 546554 [ 26.509277][ C0] hardirqs last enabled at (546554): [] _raw_spin_unlock_irq+0x28/0x50 [ 26.509288][ C0] hardirqs last disabled at (546553): [] _raw_spin_lock_irq+0x4a/0x50 [ 26.509290][ C0] softirqs last enabled at (546538): [] handle_softirqs+0x67c/0x900 [ 26.509295][ C0] softirqs last disabled at (546551): [] __irq_exit_rcu+0x145/0x1c0 [ 26.509298][ C0] Preemption disabled at: [ 26.509299][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 26.509307][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.509311][ C0] Tainted: [W]=WARN [ 26.509312][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.509315][ C0] Call Trace: [ 26.509317][ C0] [ 26.509320][ C0] dump_stack_lvl+0x6f/0xa0 [ 26.509326][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 26.509328][ C0] __might_resched.cold+0x1fe/0x2c1 [ 26.509333][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.509337][ C0] ? __asan_memcpy+0x3c/0x60 [ 26.509341][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.509345][ C0] __kmalloc_noprof+0x443/0x760 [ 26.509350][ C0] ? __rwlock_init+0x150/0x150 [ 26.509354][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 26.509359][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 26.509361][ C0] alloc_buf.isra.0+0x4b/0x260 [ 26.509364][ C0] put_chars+0x1e1/0x2f0 [ 26.509367][ C0] ? __send_to_port+0x420/0x420 [ 26.509370][ C0] ? console_prepend_replay+0x20/0x20 [ 26.509374][ C0] hvc_console_print+0x292/0x780 [ 26.509379][ C0] ? hvc_write+0x3a0/0x3a0 [ 26.509381][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.509384][ C0] ? lock_acquire+0x13c/0x160 [ 26.509387][ C0] console_emit_next_record+0x22f/0x4c0 [ 26.509390][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 26.509393][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.509395][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.509398][ C0] ? lock_acquire+0x13c/0x160 [ 26.509401][ C0] ? console_flush_one_record+0x111/0x710 [ 26.509403][ C0] console_flush_one_record+0x46f/0x710 [ 26.509407][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 26.509411][ C0] console_unlock+0xee/0x1f0 [ 26.509413][ C0] ? lock_acquire+0x13c/0x160 [ 26.509415][ C0] ? console_flush_one_record+0x710/0x710 [ 26.509418][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.509420][ C0] ? lock_release+0x184/0x1f0 [ 26.509422][ C0] ? lock_acquire+0x60/0x160 [ 26.509425][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.509428][ C0] ? vprintk_emit+0x320/0x3e0 [ 26.509431][ C0] vprintk_emit+0x37c/0x3e0 [ 26.509434][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 26.509436][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.509439][ C0] ? lock_release+0x184/0x1f0 [ 26.509442][ C0] ? x86_64_start_kernel+0xe0/0x130 [ 26.509447][ C0] _printk+0xc7/0x100 [ 26.509451][ C0] ? snapshot_read.cold+0x21/0x21 [ 26.509453][ C0] ? arch_stack_walk+0xd7/0x130 [ 26.509459][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.509462][ C0] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 26.509464][ C0] print_irq_inversion_bug.part.0+0x32/0xc0 [ 26.509468][ C0] mark_lock_irq+0x989/0x9c0 [ 26.509473][ C0] mark_lock+0x1d7/0xa00 [ 26.509475][ C0] mark_usage+0x42/0x170 [ 26.509478][ C0] __lock_acquire+0x388/0xc20 [ 26.509481][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.509484][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.509502][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.509505][ C0] ? lock_acquire+0x13c/0x160 [ 26.509507][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.509518][ C0] _raw_spin_lock+0x33/0x40 [ 26.509521][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.509532][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.509543][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.509554][ C0] call_timer_fn+0x160/0x4d0 [ 26.509559][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 26.509562][ C0] ? debug_object_active_state+0x430/0x430 [ 26.509566][ C0] ? find_held_lock+0x2b/0x80 [ 26.509569][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.509571][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.509575][ C0] __run_timers+0x68f/0xaa0 [ 26.509577][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.509589][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 26.509592][ C0] ? __lock_acquire+0x518/0xc20 [ 26.509596][ C0] ? __rwlock_init+0x150/0x150 [ 26.509600][ C0] run_timer_softirq+0xf0/0x160 [ 26.509603][ C0] ? __run_timers+0xaa0/0xaa0 [ 26.509605][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.509608][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.509611][ C0] handle_softirqs+0x1d3/0x900 [ 26.509614][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.509616][ C0] ? _local_bh_enable+0xc0/0xc0 [ 26.509619][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.509621][ C0] irq_exit_rcu+0xe/0x30 [ 26.509624][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.509627][ C0] [ 26.509628][ C0] [ 26.509629][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 26.509632][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.509635][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 26.509639][ C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 26.509641][ C0] RSP: 0018:ffffffffb7607cf8 EFLAGS: 00000296 [ 26.509645][ C0] RAX: 00000000000856f5 RBX: ffffffffb761c600 RCX: ffffffffb46f0307 [ 26.509647][ C0] RDX: ffffffffb761c600 RSI: ffffffffb7438b01 RDI: ffffffffb6e8d8e0 [ 26.509648][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.509650][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6ec0fa2 [ 26.509651][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 26.509654][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.509658][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 26.509660][ C0] default_idle+0x9/0x10 [ 26.509663][ C0] default_idle_call+0x6e/0xb0 [ 26.509665][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.509668][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 26.509670][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 26.509673][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.509675][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.509678][ C0] do_idle+0xd8/0x190 [ 26.509681][ C0] cpu_startup_entry+0x53/0x70 [ 26.509683][ C0] rest_init+0x279/0x280 [ 26.509686][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 26.509690][ C0] ? rest_init+0x280/0x280 [ 26.509693][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 26.509698][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 26.509701][ C0] ? acpi_enable+0x1e4/0x330 [ 26.509704][ C0] start_kernel+0x3af/0x3b0 [ 26.509708][ C0] x86_64_start_reservations+0x24/0x30 [ 26.509711][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.509713][ C0] common_startup_64+0x13e/0x148 [ 26.509719][ C0] [ 26.542796][ C0] ======================================================== [ 26.543215][ C0] WARNING: possible irq lock inversion dependency detected [ 26.543544][ C0] 7.2.0-virtme #1 Tainted: G W [ 26.543901][ C0] -------------------------------------------------------- [ 26.544234][ C0] swapper/0/0 just changed the state of lock: [ 26.544504][ C0] ff1100000c9aae58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.545044][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 26.545375][ C0] (fs_reclaim){+.+.}-{0:0} [ 26.545379][ C0] [ 26.545379][ C0] [ 26.545379][ C0] and interrupts could create inverse lock ordering between them. [ 26.545379][ C0] [ 26.546357][ C0] [ 26.546357][ C0] other info that might help us debug this: [ 26.546771][ C0] Chain exists of: [ 26.546771][ C0] &br->lock --> console_owner --> fs_reclaim [ 26.546771][ C0] [ 26.547252][ C0] Possible interrupt unsafe locking scenario: [ 26.547252][ C0] [ 26.547579][ C0] CPU0 CPU1 [ 26.547800][ C0] ---- ---- [ 26.548109][ C0] lock(fs_reclaim); [ 26.548279][ C0] local_irq_disable(); [ 26.548639][ C0] lock(&br->lock); [ 26.548917][ C0] lock(console_owner); [ 26.549283][ C0] [ 26.549453][ C0] lock(&br->lock); [ 26.549704][ C0] [ 26.549704][ C0] *** DEADLOCK *** [ 26.549704][ C0] [ 26.550034][ C0] locks held by swapper/0/0: 1, last CPU#0: [ 26.550392][ C0] #0: ffa0000000007c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 26.550924][ C0] [ 26.550924][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 26.551405][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 26.551634][ C0] HARDIRQ-ON-W at: [ 26.551893][ C0] __lock_acquire+0x388/0xc20 [ 26.552180][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.552543][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.552914][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 26.553252][ C0] kthread_create_worker_on_node+0xea/0x210 [ 26.553672][ C0] workqueue_init+0x2a/0x680 [ 26.554043][ C0] kernel_init_freeable+0x2fe/0x630 [ 26.554370][ C0] kernel_init+0x21/0x150 [ 26.554733][ C0] ret_from_fork+0x474/0x6b0 [ 26.555097][ C0] ret_from_fork_asm+0x11/0x20 [ 26.555373][ C0] SOFTIRQ-ON-W at: [ 26.555621][ C0] __lock_acquire+0x388/0xc20 [ 26.555895][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.556258][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.556617][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 26.556947][ C0] kthread_create_worker_on_node+0xea/0x210 [ 26.557369][ C0] workqueue_init+0x2a/0x680 [ 26.557727][ C0] kernel_init_freeable+0x2fe/0x630 [ 26.558060][ C0] kernel_init+0x21/0x150 [ 26.558423][ C0] ret_from_fork+0x474/0x6b0 [ 26.558782][ C0] ret_from_fork_asm+0x11/0x20 [ 26.559067][ C0] INITIAL USE at: [ 26.559231][ C0] __lock_acquire+0x388/0xc20 [ 26.559501][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.559773][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.560145][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 26.560473][ C0] kthread_create_worker_on_node+0xea/0x210 [ 26.560889][ C0] workqueue_init+0x2a/0x680 [ 26.561254][ C0] kernel_init_freeable+0x2fe/0x630 [ 26.561532][ C0] kernel_init+0x21/0x150 [ 26.561892][ C0] ret_from_fork+0x474/0x6b0 [ 26.562178][ C0] ret_from_fork_asm+0x11/0x20 [ 26.562451][ C0] } [ 26.562565][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 26.562986][ C0] ... acquired at: [ 26.563156][ C0] __lock_acquire+0x518/0xc20 [ 26.563379][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.563661][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.563856][ C0] __kmalloc_noprof+0xd3/0x760 [ 26.564164][ C0] alloc_buf.isra.0+0x4b/0x260 [ 26.564381][ C0] put_chars+0x1e1/0x2f0 [ 26.564682][ C0] hvc_console_print+0x292/0x780 [ 26.564905][ C0] console_emit_next_record+0x22f/0x4c0 [ 26.565231][ C0] console_flush_one_record+0x46f/0x710 [ 26.565448][ C0] console_unlock+0xee/0x1f0 [ 26.565749][ C0] vprintk_emit+0x37c/0x3e0 [ 26.565969][ C0] dev_vprintk_emit+0x27f/0x2c0 [ 26.566197][ C0] dev_printk_emit+0xb9/0xee [ 26.566414][ C0] _dev_info+0xe2/0x116 [ 26.566578][ C0] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 26.566943][ C0] cmos_do_probe+0x73b/0x98a [ 26.567169][ C0] platform_probe+0xfe/0x1f0 [ 26.567388][ C0] call_driver_probe+0x61/0x1c0 [ 26.567605][ C0] really_probe+0x199/0x760 [ 26.567821][ C0] __driver_probe_device+0x24f/0x440 [ 26.568128][ C0] driver_probe_device+0x4a/0xf0 [ 26.568343][ C0] __driver_attach+0x1b8/0x540 [ 26.568647][ C0] bus_for_each_dev+0x130/0x1e0 [ 26.568865][ C0] bus_add_driver+0x2c8/0x530 [ 26.569174][ C0] driver_register+0x1a3/0x390 [ 26.569392][ C0] __platform_driver_probe+0x13f/0x270 [ 26.569698][ C0] cmos_init+0x31/0x40 [ 26.569868][ C0] do_one_initcall+0x124/0x4f0 [ 26.570096][ C0] kernel_init_freeable+0x596/0x630 [ 26.570402][ C0] kernel_init+0x21/0x150 [ 26.570620][ C0] ret_from_fork+0x474/0x6b0 [ 26.570926][ C0] ret_from_fork_asm+0x11/0x20 [ 26.571152][ C0] [ 26.571348][ C0] -> (console_owner){....}-{0:0} { [ 26.571569][ C0] INITIAL USE at: [ 26.571821][ C0] } [ 26.571932][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 26.572349][ C0] ... acquired at: [ 26.572513][ C0] __lock_acquire+0x518/0xc20 [ 26.572728][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.573036][ C0] console_lock_spinning_enable+0x5c/0x60 [ 26.573399][ C0] console_emit_next_record+0x1d1/0x4c0 [ 26.573617][ C0] console_flush_one_record+0x46f/0x710 [ 26.573919][ C0] console_unlock+0xee/0x1f0 [ 26.574146][ C0] vprintk_emit+0x37c/0x3e0 [ 26.574451][ C0] _printk+0xc7/0x100 [ 26.574614][ C0] br_set_state+0x22f/0x430 [bridge] [ 26.574844][ C0] br_init_port+0xc4/0x200 [bridge] [ 26.575164][ C0] br_stp_enable_port+0x12/0x50 [bridge] [ 26.575534][ C0] br_port_carrier_check+0x220/0x430 [bridge] [ 26.575818][ C0] br_device_event+0x52d/0x8f0 [bridge] [ 26.576137][ C0] notifier_call_chain+0xae/0x300 [ 26.576355][ C0] netif_state_change+0x139/0x340 [ 26.576657][ C0] __linkwatch_run_queue+0x34c/0x750 [ 26.576873][ C0] linkwatch_event+0x7f/0xb0 [ 26.577182][ C0] process_one_work+0xe3e/0x1560 [ 26.577405][ C0] worker_thread+0x4f1/0xd60 [ 26.577703][ C0] kthread+0x367/0x460 [ 26.577867][ C0] ret_from_fork+0x474/0x6b0 [ 26.578175][ C0] ret_from_fork_asm+0x11/0x20 [ 26.578397][ C0] [ 26.578506][ C0] -> (&br->lock){+.-.}-{3:3} { [ 26.578811][ C0] HARDIRQ-ON-W at: [ 26.578962][ C0] __lock_acquire+0x388/0xc20 [ 26.579329][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.579604][ C0] _raw_spin_lock_bh+0x38/0x50 [ 26.579969][ C0] recalculate_group_addr+0x51/0x120 [bridge] [ 26.580408][ C0] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 26.580835][ C0] br_changelink+0x575/0x16e0 [bridge] [ 26.581129][ C0] br_dev_newlink+0xeb/0x160 [bridge] [ 26.581498][ C0] rtnl_newlink_create+0x2d0/0x750 [ 26.581781][ C0] __rtnl_newlink+0x22b/0xa50 [ 26.582145][ C0] rtnl_newlink+0x9f1/0x11c0 [ 26.582507][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.582784][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 26.583157][ C0] netlink_unicast+0x486/0x750 [ 26.583520][ C0] netlink_sendmsg+0x735/0xc60 [ 26.583801][ C0] ____sys_sendmsg+0x415/0x880 [ 26.584173][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 26.584452][ C0] __sys_sendmsg+0x12c/0x1d0 [ 26.584814][ C0] do_syscall_64+0xff/0x530 [ 26.585187][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.585519][ C0] IN-SOFTIRQ-W at: [ 26.585774][ C0] __lock_acquire+0x388/0xc20 [ 26.586062][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.586424][ C0] _raw_spin_lock+0x33/0x40 [ 26.586788][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.587142][ C0] call_timer_fn+0x160/0x4d0 [ 26.587419][ C0] __run_timers+0x68f/0xaa0 [ 26.587782][ C0] run_timer_softirq+0xf0/0x160 [ 26.588068][ C0] handle_softirqs+0x1d3/0x900 [ 26.588348][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.588711][ C0] irq_exit_rcu+0xe/0x30 [ 26.588995][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.589331][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.589755][ C0] pv_native_safe_halt+0xf/0x10 [ 26.590040][ C0] default_idle+0x9/0x10 [ 26.590316][ C0] default_idle_call+0x6e/0xb0 [ 26.590678][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.591016][ C0] do_idle+0xd8/0x190 [ 26.591327][ C0] cpu_startup_entry+0x53/0x70 [ 26.591601][ C0] rest_init+0x279/0x280 [ 26.591971][ C0] start_kernel+0x3af/0x3b0 [ 26.592252][ C0] x86_64_start_reservations+0x24/0x30 [ 26.592525][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.592890][ C0] common_startup_64+0x13e/0x148 [ 26.593179][ C0] INITIAL USE at: [ 26.593344][ C0] __lock_acquire+0x388/0xc20 [ 26.593708][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.593992][ C0] _raw_spin_lock_bh+0x38/0x50 [ 26.594272][ C0] recalculate_group_addr+0x51/0x120 [bridge] [ 26.594705][ C0] br_vlan_filter_toggle+0x85/0x110 [bridge] [ 26.595036][ C0] br_changelink+0x575/0x16e0 [bridge] [ 26.595329][ C0] br_dev_newlink+0xeb/0x160 [bridge] [ 26.595706][ C0] rtnl_newlink_create+0x2d0/0x750 [ 26.595995][ C0] __rtnl_newlink+0x22b/0xa50 [ 26.596277][ C0] rtnl_newlink+0x9f1/0x11c0 [ 26.596557][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.596924][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 26.597295][ C0] netlink_unicast+0x486/0x750 [ 26.597570][ C0] netlink_sendmsg+0x735/0xc60 [ 26.597932][ C0] ____sys_sendmsg+0x415/0x880 [ 26.598305][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 26.598584][ C0] __sys_sendmsg+0x12c/0x1d0 [ 26.598950][ C0] do_syscall_64+0xff/0x530 [ 26.599237][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.599657][ C0] } [ 26.599767][ C0] ... key at: [] __key.7+0x0/0x40 [bridge] [ 26.600188][ C0] ... acquired at: [ 26.600439][ C0] mark_lock+0x1d7/0xa00 [ 26.600660][ C0] mark_usage+0x42/0x170 [ 26.600968][ C0] __lock_acquire+0x388/0xc20 [ 26.601196][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.601499][ C0] _raw_spin_lock+0x33/0x40 [ 26.601716][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.602095][ C0] call_timer_fn+0x160/0x4d0 [ 26.602320][ C0] __run_timers+0x68f/0xaa0 [ 26.602627][ C0] run_timer_softirq+0xf0/0x160 [ 26.602847][ C0] handle_softirqs+0x1d3/0x900 [ 26.603157][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.603374][ C0] irq_exit_rcu+0xe/0x30 [ 26.603680][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.603957][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.604325][ C0] pv_native_safe_halt+0xf/0x10 [ 26.604550][ C0] default_idle+0x9/0x10 [ 26.604858][ C0] default_idle_call+0x6e/0xb0 [ 26.605084][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.605446][ C0] do_idle+0xd8/0x190 [ 26.605610][ C0] cpu_startup_entry+0x53/0x70 [ 26.605911][ C0] rest_init+0x279/0x280 [ 26.606134][ C0] start_kernel+0x3af/0x3b0 [ 26.606354][ C0] x86_64_start_reservations+0x24/0x30 [ 26.606580][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.606887][ C0] common_startup_64+0x13e/0x148 [ 26.607113][ C0] [ 26.607225][ C0] [ 26.607225][ C0] stack backtrace: [ 26.607505][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.607509][ C0] Tainted: [W]=WARN [ 26.607510][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.607512][ C0] Call Trace: [ 26.607514][ C0] [ 26.607515][ C0] dump_stack_lvl+0x6f/0xa0 [ 26.607521][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 26.607525][ C0] mark_lock_irq+0x989/0x9c0 [ 26.607529][ C0] mark_lock+0x1d7/0xa00 [ 26.607532][ C0] mark_usage+0x42/0x170 [ 26.607535][ C0] __lock_acquire+0x388/0xc20 [ 26.607538][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.607541][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.607556][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.607560][ C0] ? lock_acquire+0x13c/0x160 [ 26.607563][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.607574][ C0] _raw_spin_lock+0x33/0x40 [ 26.607577][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.607588][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.607599][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.607610][ C0] call_timer_fn+0x160/0x4d0 [ 26.607613][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 26.607616][ C0] ? debug_object_active_state+0x430/0x430 [ 26.607621][ C0] ? find_held_lock+0x2b/0x80 [ 26.607624][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.607626][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.607630][ C0] __run_timers+0x68f/0xaa0 [ 26.607632][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.607644][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 26.607647][ C0] ? __lock_acquire+0x518/0xc20 [ 26.607651][ C0] ? __rwlock_init+0x150/0x150 [ 26.607655][ C0] run_timer_softirq+0xf0/0x160 [ 26.607657][ C0] ? __run_timers+0xaa0/0xaa0 [ 26.607660][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.607663][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.607666][ C0] handle_softirqs+0x1d3/0x900 [ 26.607669][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.607671][ C0] ? _local_bh_enable+0xc0/0xc0 [ 26.607675][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.607677][ C0] irq_exit_rcu+0xe/0x30 [ 26.607679][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.607682][ C0] [ 26.607683][ C0] [ 26.607683][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 26.607686][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.607689][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 26.607692][ C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 26.607694][ C0] RSP: 0018:ffffffffb7607cf8 EFLAGS: 00000296 [ 26.607698][ C0] RAX: 00000000000856f5 RBX: ffffffffb761c600 RCX: ffffffffb46f0307 [ 26.607699][ C0] RDX: ffffffffb761c600 RSI: ffffffffb7438b01 RDI: ffffffffb6e8d8e0 [ 26.607701][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.607702][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6ec0fa2 [ 26.607704][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 26.607706][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.607710][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 26.607712][ C0] default_idle+0x9/0x10 [ 26.607715][ C0] default_idle_call+0x6e/0xb0 [ 26.607717][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.607719][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 26.607722][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 26.607725][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.607727][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.607730][ C0] do_idle+0xd8/0x190 [ 26.607732][ C0] cpu_startup_entry+0x53/0x70 [ 26.607735][ C0] rest_init+0x279/0x280 [ 26.607737][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 26.607741][ C0] ? rest_init+0x280/0x280 [ 26.607744][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 26.607749][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 26.607752][ C0] ? acpi_enable+0x1e4/0x330 [ 26.607756][ C0] start_kernel+0x3af/0x3b0 [ 26.607758][ C0] x86_64_start_reservations+0x24/0x30 [ 26.607761][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.607763][ C0] common_startup_64+0x13e/0x148 [ 26.607768][ C0] [ 37.961373][ T350] br0: port 2(veth2) entered disabled state [ 37.961390][ T350] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 37.961392][ T350] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 350, name: ip [ 37.961393][ T350] preempt_count: 202, expected: 0 [ 37.961395][ T350] RCU nest depth: 0, expected: 0 [ 37.961395][ T350] INFO: lockdep is turned off. [ 37.961397][ T350] irq event stamp: 0 [ 37.961397][ T350] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 37.961403][ T350] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 37.961409][ T350] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 37.961410][ T350] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 37.961412][ T350] Preemption disabled at: [ 37.961413][ T350] [<0000000000000000>] 0x0 [ 37.961417][ T350] CPU: 3 UID: 0 PID: 350 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 37.961421][ T350] Tainted: [W]=WARN [ 37.961421][ T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.961423][ T350] Call Trace: [ 37.961425][ T350] [ 37.961426][ T350] dump_stack_lvl+0x6f/0xa0 [ 37.961431][ T350] __might_resched.cold+0x1fe/0x2c1 [ 37.961435][ T350] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 37.961439][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961443][ T350] __kmalloc_noprof+0x443/0x760 [ 37.961446][ T350] ? __rwlock_init+0x150/0x150 [ 37.961449][ T350] ? alloc_buf.isra.0+0x4b/0x260 [ 37.961452][ T350] ? do_raw_spin_unlock+0x59/0x250 [ 37.961454][ T350] alloc_buf.isra.0+0x4b/0x260 [ 37.961456][ T350] put_chars+0x1e1/0x2f0 [ 37.961458][ T350] ? __send_to_port+0x420/0x420 [ 37.961460][ T350] ? printk_get_next_message+0x240/0x650 [ 37.961463][ T350] hvc_console_print+0x292/0x780 [ 37.961466][ T350] ? hvc_write+0x3a0/0x3a0 [ 37.961468][ T350] ? __rwlock_init+0x150/0x150 [ 37.961470][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961471][ T350] ? lock_acquire+0x13c/0x160 [ 37.961473][ T350] console_emit_next_record+0x22f/0x4c0 [ 37.961476][ T350] ? devkmsg_read+0x4b0/0x4b0 [ 37.961478][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961479][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961481][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961483][ T350] ? lock_acquire+0x13c/0x160 [ 37.961484][ T350] ? console_flush_one_record+0x111/0x710 [ 37.961486][ T350] console_flush_one_record+0x46f/0x710 [ 37.961488][ T350] ? console_emit_next_record+0x4c0/0x4c0 [ 37.961491][ T350] console_unlock+0xee/0x1f0 [ 37.961492][ T350] ? lock_acquire+0x13c/0x160 [ 37.961494][ T350] ? console_flush_one_record+0x710/0x710 [ 37.961496][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961497][ T350] ? lock_release+0x184/0x1f0 [ 37.961498][ T350] ? lock_acquire+0x60/0x160 [ 37.961500][ T350] ? __rcu_read_lock+0x30/0x70 [ 37.961502][ T350] ? __down_trylock_console_sem+0x5e/0xa0 [ 37.961504][ T350] ? vprintk_emit+0x320/0x3e0 [ 37.961506][ T350] vprintk_emit+0x37c/0x3e0 [ 37.961508][ T350] ? wake_up_klogd_work_func+0x90/0x90 [ 37.961510][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961511][ T350] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 37.961514][ T350] ? trace_hardirqs_on+0x36/0x40 [ 37.961515][ T350] _printk+0xc7/0x100 [ 37.961518][ T350] ? snapshot_read.cold+0x21/0x21 [ 37.961521][ T350] ? ipv6_mc_down+0x17e/0x2d0 [ 37.961525][ T350] br_set_state+0x22f/0x430 [bridge] [ 37.961537][ T350] br_stp_disable_port+0x11f/0x390 [bridge] [ 37.961545][ T350] br_device_event+0x7b5/0x8f0 [bridge] [ 37.961553][ T350] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 37.961556][ T350] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 37.961558][ T350] ? addrconf_notify+0x2c8/0xf30 [ 37.961562][ T350] notifier_call_chain+0xae/0x300 [ 37.961564][ T350] __dev_notify_flags+0x23c/0x3c0 [ 37.961568][ T350] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 37.961569][ T350] ? netif_change_name+0x8c0/0x8c0 [ 37.961572][ T350] ? netif_set_allmulti+0x250/0x250 [ 37.961573][ T350] ? __kernel_text_address+0x12/0x30 [ 37.961575][ T350] ? write_profile+0xf0/0xf0 [ 37.961578][ T350] ? unwind_get_return_address+0x67/0xd0 [ 37.961580][ T350] netif_change_flags+0xfe/0x190 [ 37.961583][ T350] do_setlink.isra.0+0x1cc3/0x2750 [ 37.961586][ T350] ? stack_trace_save+0x93/0xc0 [ 37.961587][ T350] ? rtnl_link_get_size+0x350/0x350 [ 37.961588][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961590][ T350] ? stack_depot_save_flags+0x1bc/0x790 [ 37.961594][ T350] ? kasan_save_stack+0x3d/0x50 [ 37.961597][ T350] ? kasan_save_stack+0x2f/0x50 [ 37.961598][ T350] ? kasan_save_track+0x14/0x30 [ 37.961599][ T350] ? __kasan_kmalloc+0x7b/0x90 [ 37.961601][ T350] ? __kmalloc_cache_noprof+0x29a/0x620 [ 37.961603][ T350] ? rtnl_newlink+0x124/0x11c0 [ 37.961604][ T350] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 37.961605][ T350] ? netlink_rcv_skb+0x14e/0x3a0 [ 37.961607][ T350] ? netlink_unicast+0x486/0x750 [ 37.961609][ T350] ? netlink_sendmsg+0x735/0xc60 [ 37.961610][ T350] ? ____sys_sendmsg+0x415/0x880 [ 37.961612][ T350] ? ___sys_sendmsg+0x14e/0x1d0 [ 37.961614][ T350] ? __sys_sendmsg+0x12c/0x1d0 [ 37.961615][ T350] ? do_syscall_64+0xff/0x530 [ 37.961617][ T350] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 37.961620][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961622][ T350] ? lock_acquire+0x13c/0x160 [ 37.961623][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961624][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961626][ T350] ? trace_contention_end+0xb3/0x180 [ 37.961629][ T350] ? __mutex_lock+0x1db/0x1ea0 [ 37.961630][ T350] ? __mutex_lock+0x9a3/0x1ea0 [ 37.961632][ T350] ? rtnl_newlink+0x9a8/0x11c0 [ 37.961633][ T350] ? ww_mutex_lock+0x160/0x160 [ 37.961635][ T350] ? __rtnl_newlink+0x3fa/0xa50 [ 37.961637][ T350] rtnl_newlink+0x9f1/0x11c0 [ 37.961639][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961641][ T350] ? rtnl_bridge_getlink+0x850/0x850 [ 37.961642][ T350] ? lock_acquire+0x13c/0x160 [ 37.961644][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961646][ T350] ? is_bpf_text_address+0x3e/0x110 [ 37.961649][ T350] ? is_bpf_text_address+0x72/0x110 [ 37.961650][ T350] ? kernel_text_address+0x149/0x170 [ 37.961652][ T350] ? __kernel_text_address+0x12/0x30 [ 37.961653][ T350] ? write_profile+0xf0/0xf0 [ 37.961654][ T350] ? unwind_get_return_address+0x67/0xd0 [ 37.961655][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961657][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961659][ T350] ? cap_capable+0x1d7/0x3d0 [ 37.961662][ T350] ? lock_acquire+0x13c/0x160 [ 37.961663][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961665][ T350] ? rtnl_bridge_getlink+0x850/0x850 [ 37.961667][ T350] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 37.961668][ T350] ? rtnl_link_fill+0x920/0x920 [ 37.961669][ T350] ? filter_irq_stacks+0xd0/0xd0 [ 37.961671][ T350] ? stack_depot_save_flags+0x1bc/0x790 [ 37.961673][ T350] netlink_rcv_skb+0x14e/0x3a0 [ 37.961675][ T350] ? rtnl_link_fill+0x920/0x920 [ 37.961676][ T350] ? lock_release+0x184/0x1f0 [ 37.961677][ T350] ? netlink_ack+0xcf0/0xcf0 [ 37.961678][ T350] ? __netlink_lookup+0xb9/0x6b0 [ 37.961681][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961683][ T350] ? lock_release+0x184/0x1f0 [ 37.961684][ T350] netlink_unicast+0x486/0x750 [ 37.961686][ T350] ? netlink_attachskb+0x810/0x810 [ 37.961688][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961689][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961691][ T350] ? lock_acquire+0x13c/0x160 [ 37.961693][ T350] netlink_sendmsg+0x735/0xc60 [ 37.961695][ T350] ? netlink_unicast+0x750/0x750 [ 37.961697][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961698][ T350] ? lock_release+0x184/0x1f0 [ 37.961700][ T350] ____sys_sendmsg+0x415/0x880 [ 37.961702][ T350] ? copy_msghdr_from_user+0x279/0x420 [ 37.961703][ T350] ? get_timestamp.constprop.0+0x390/0x390 [ 37.961705][ T350] ? move_addr_to_kernel+0x40/0x40 [ 37.961706][ T350] ? filter_irq_stacks+0xd0/0xd0 [ 37.961709][ T350] ___sys_sendmsg+0x14e/0x1d0 [ 37.961710][ T350] ? copy_msghdr_from_user+0x420/0x420 [ 37.961715][ T350] __sys_sendmsg+0x12c/0x1d0 [ 37.961717][ T350] ? __sys_sendmsg_sock+0x20/0x20 [ 37.961719][ T350] ? rcu_is_watching+0x16/0xd0 [ 37.961721][ T350] do_syscall_64+0xff/0x530 [ 37.961723][ T350] ? exc_page_fault+0xee/0x100 [ 37.961725][ T350] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 37.961726][ T350] RIP: 0033:0x7fa5659d454e [ 37.961729][ T350] 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 [ 37.961730][ T350] RSP: 002b:00007ffe610a5a20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.961734][ T350] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa5659d454e [ 37.961735][ T350] RDX: 0000000000000000 RSI: 00007ffe610a5ad0 RDI: 0000000000000005 [ 37.961736][ T350] RBP: 00007ffe610a5a30 R08: 0000000000000000 R09: 0000000000000000 [ 37.961737][ T350] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910cea [ 37.961738][ T350] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe610a6190 [ 37.961740][ T350] [ 37.988942][ T350] ip (350) used greatest stack depth: 23016 bytes left [ 38.000756][ T351] br0: port 1(veth1) entered disabled state [ 38.025837][ T352] veth2: left allmulticast mode [ 38.025995][ T352] veth2: left promiscuous mode [ 38.026212][ T352] br0: port 2(veth2) entered disabled state [ 38.026750][ T352] veth1: left allmulticast mode [ 38.026880][ T352] veth1: left promiscuous mode [ 38.027059][ T352] br0: port 1(veth1) entered disabled state