[ 11.638799][ T206] ip (206) used greatest stack depth: 23664 bytes left [ 11.638816][ T206] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.638818][ T206] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 206, name: ip [ 11.638819][ T206] preempt_count: 2, expected: 0 [ 11.638820][ T206] RCU nest depth: 0, expected: 0 [ 11.638821][ T206] locks held by ip/206: 5, last CPU#1: [ 11.638823][ T206] #0: ffffffff8ea167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.638834][ T206] #1: ffffffff8eb7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.638840][ T206] #2: ffffffff8eb7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.638844][ T206] #3: ffffffff8ea9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.638848][ T206] #4: ffffffff8ea9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.638852][ T206] irq event stamp: 53076 [ 11.638853][ T206] hardirqs last enabled at (53075): [] __down_trylock_console_sem+0x86/0xa0 [ 11.638856][ T206] hardirqs last disabled at (53076): [] console_emit_next_record+0x3d4/0x4c0 [ 11.638858][ T206] softirqs last enabled at (52668): [] handle_softirqs+0x67c/0x900 [ 11.638860][ T206] softirqs last disabled at (52661): [] __irq_exit_rcu+0x145/0x1c0 [ 11.638863][ T206] Preemption disabled at: [ 11.638864][ T206] [<0000000000000000>] 0x0 [ 11.638870][ T206] CPU: 1 UID: 0 PID: 206 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.638874][ T206] Tainted: [W]=WARN [ 11.638875][ T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.638877][ T206] Call Trace: [ 11.638878][ T206] [ 11.638880][ T206] dump_stack_lvl+0x6f/0xa0 [ 11.638886][ T206] __might_resched.cold+0x1fe/0x2c1 [ 11.638891][ T206] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.638895][ T206] ? __kmalloc_noprof+0xdb/0x760 [ 11.638899][ T206] __kmalloc_noprof+0x443/0x760 [ 11.638901][ T206] ? alloc_buf.isra.0+0x4b/0x260 [ 11.638908][ T206] ? do_raw_spin_unlock+0x59/0x250 [ 11.638910][ T206] alloc_buf.isra.0+0x4b/0x260 [ 11.638914][ T206] put_chars+0x1e1/0x2f0 [ 11.638916][ T206] ? __send_to_port+0x420/0x420 [ 11.638918][ T206] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.638921][ T206] ? validate_chain+0x38b/0xc20 [ 11.638927][ T206] hvc_console_print+0x292/0x780 [ 11.638934][ T206] ? hvc_write+0x3a0/0x3a0 [ 11.638937][ T206] ? rcu_is_watching+0x16/0xd0 [ 11.638939][ T206] ? lock_acquire+0x13c/0x160 [ 11.638943][ T206] console_emit_next_record+0x22f/0x4c0 [ 11.638947][ T206] ? devkmsg_read+0x4b0/0x4b0 [ 11.638949][ T206] ? console_flush_one_record+0x106/0x710 [ 11.638952][ T206] ? rcu_is_watching+0x16/0xd0 [ 11.638954][ T206] ? lock_acquire+0x13c/0x160 [ 11.638958][ T206] console_flush_one_record+0x46f/0x710 [ 11.638962][ T206] ? console_emit_next_record+0x4c0/0x4c0 [ 11.638964][ T206] ? __lock_acquire+0x518/0xc20 [ 11.638969][ T206] console_unlock+0xee/0x1f0 [ 11.638972][ T206] ? console_flush_one_record+0x710/0x710 [ 11.638974][ T206] ? rcu_is_watching+0x16/0xd0 [ 11.638975][ T206] ? lock_acquire+0xe0/0x160 [ 11.638979][ T206] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.638981][ T206] ? vprintk_emit+0x320/0x3e0 [ 11.638983][ T206] vprintk_emit+0x37c/0x3e0 [ 11.638986][ T206] ? wake_up_klogd_work_func+0x90/0x90 [ 11.638989][ T206] ? __lock_acquire+0x518/0xc20 [ 11.638993][ T206] _printk+0xc7/0x100 [ 11.638997][ T206] ? snapshot_read.cold+0x21/0x21 [ 11.638999][ T206] ? do_raw_spin_lock+0x131/0x280 [ 11.639002][ T206] ? __rwlock_init+0x150/0x150 [ 11.639006][ T206] ? do_raw_spin_lock+0x131/0x280 [ 11.639009][ T206] do_exit.cold+0x82/0x9c [ 11.639012][ T206] ? exit_notify+0x890/0x890 [ 11.639014][ T206] ? __lock_release.isra.0+0x69/0x1a0 [ 11.639016][ T206] ? rcu_is_watching+0x16/0xd0 [ 11.639020][ T206] do_group_exit+0xb8/0x370 [ 11.639023][ T206] __x64_sys_exit_group+0x3c/0x50 [ 11.639025][ T206] x64_sys_call+0x1567/0x1570 [ 11.639027][ T206] do_syscall_64+0xff/0x530 [ 11.639031][ T206] ? exc_page_fault+0xee/0x100 [ 11.639034][ T206] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.639036][ T206] RIP: 0033:0x7f4fbee391b8 [ 11.639039][ T206] Code: Unable to access opcode bytes at 0x7f4fbee3918e. [ 11.639040][ T206] RSP: 002b:00007fff0524ed88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.639042][ T206] RAX: ffffffffffffffda RBX: 00007f4fbef69f88 RCX: 00007f4fbee391b8 [ 11.639043][ T206] RDX: 00007f4fbeb83fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.639044][ T206] RBP: 00007fff0524ede0 R08: 0000000000000000 R09: 0000000000008010 [ 11.639045][ T206] R10: 00007fff0524eba0 R11: 0000000000000246 R12: 0000000000000001 [ 11.639046][ T206] R13: 0000000000000000 R14: 00007f4fbef68680 R15: 00007f4fbef69fa0 [ 11.639052][ T206] [ 13.054756][ T260] ip (260) used greatest stack depth: 23296 bytes left [ 13.054776][ T260] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.054779][ T260] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 260, name: ip [ 13.054781][ T260] preempt_count: 2, expected: 0 [ 13.054781][ T260] RCU nest depth: 0, expected: 0 [ 13.054783][ T260] locks held by ip/260: 5, last CPU#0: [ 13.054784][ T260] #0: ffffffff8ea167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 13.054796][ T260] #1: ffffffff8eb7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.054801][ T260] #2: ffffffff8eb7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.054805][ T260] #3: ffffffff8ea9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.054809][ T260] #4: ffffffff8ea9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.054813][ T260] irq event stamp: 21368 [ 13.054814][ T260] hardirqs last enabled at (21367): [] __down_trylock_console_sem+0x86/0xa0 [ 13.054817][ T260] hardirqs last disabled at (21368): [] console_emit_next_record+0x3d4/0x4c0 [ 13.054819][ T260] softirqs last enabled at (20812): [] handle_softirqs+0x67c/0x900 [ 13.054821][ T260] softirqs last disabled at (20807): [] __irq_exit_rcu+0x145/0x1c0 [ 13.054823][ T260] Preemption disabled at: [ 13.054824][ T260] [<0000000000000000>] 0x0 [ 13.054831][ T260] CPU: 0 UID: 0 PID: 260 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.054834][ T260] Tainted: [W]=WARN [ 13.054835][ T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.054837][ T260] Call Trace: [ 13.054839][ T260] [ 13.054840][ T260] dump_stack_lvl+0x6f/0xa0 [ 13.054847][ T260] __might_resched.cold+0x1fe/0x2c1 [ 13.054851][ T260] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.054855][ T260] ? __kmalloc_noprof+0xdb/0x760 [ 13.054859][ T260] __kmalloc_noprof+0x443/0x760 [ 13.054861][ T260] ? alloc_buf.isra.0+0x4b/0x260 [ 13.054868][ T260] ? do_raw_spin_unlock+0x59/0x250 [ 13.054871][ T260] alloc_buf.isra.0+0x4b/0x260 [ 13.054875][ T260] put_chars+0x1e1/0x2f0 [ 13.054877][ T260] ? __send_to_port+0x420/0x420 [ 13.054878][ T260] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.054882][ T260] ? validate_chain+0x38b/0xc20 [ 13.054887][ T260] hvc_console_print+0x292/0x780 [ 13.054895][ T260] ? hvc_write+0x3a0/0x3a0 [ 13.054898][ T260] ? rcu_is_watching+0x16/0xd0 [ 13.054900][ T260] ? lock_acquire+0x13c/0x160 [ 13.054904][ T260] console_emit_next_record+0x22f/0x4c0 [ 13.054908][ T260] ? devkmsg_read+0x4b0/0x4b0 [ 13.054910][ T260] ? console_flush_one_record+0x106/0x710 [ 13.054913][ T260] ? rcu_is_watching+0x16/0xd0 [ 13.054914][ T260] ? lock_acquire+0x13c/0x160 [ 13.054918][ T260] console_flush_one_record+0x46f/0x710 [ 13.054922][ T260] ? console_emit_next_record+0x4c0/0x4c0 [ 13.054924][ T260] ? __lock_acquire+0x518/0xc20 [ 13.054929][ T260] console_unlock+0xee/0x1f0 [ 13.054932][ T260] ? console_flush_one_record+0x710/0x710 [ 13.054934][ T260] ? rcu_is_watching+0x16/0xd0 [ 13.054936][ T260] ? lock_acquire+0xe0/0x160 [ 13.054940][ T260] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.054941][ T260] ? vprintk_emit+0x320/0x3e0 [ 13.054944][ T260] vprintk_emit+0x37c/0x3e0 [ 13.054947][ T260] ? wake_up_klogd_work_func+0x90/0x90 [ 13.054950][ T260] ? __lock_acquire+0x518/0xc20 [ 13.054954][ T260] _printk+0xc7/0x100 [ 13.054958][ T260] ? snapshot_read.cold+0x21/0x21 [ 13.054960][ T260] ? do_raw_spin_lock+0x131/0x280 [ 13.054963][ T260] ? __rwlock_init+0x150/0x150 [ 13.054967][ T260] ? do_raw_spin_lock+0x131/0x280 [ 13.054969][ T260] do_exit.cold+0x82/0x9c [ 13.054973][ T260] ? exit_notify+0x890/0x890 [ 13.054974][ T260] ? __lock_release.isra.0+0x69/0x1a0 [ 13.054977][ T260] ? rcu_is_watching+0x16/0xd0 [ 13.054981][ T260] do_group_exit+0xb8/0x370 [ 13.054983][ T260] __x64_sys_exit_group+0x3c/0x50 [ 13.054985][ T260] x64_sys_call+0x1567/0x1570 [ 13.054988][ T260] do_syscall_64+0xff/0x530 [ 13.054992][ T260] ? exc_page_fault+0xee/0x100 [ 13.054994][ T260] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.054997][ T260] RIP: 0033:0x7f5e45bde1b8 [ 13.054999][ T260] Code: Unable to access opcode bytes at 0x7f5e45bde18e. [ 13.055000][ T260] RSP: 002b:00007ffebc9672d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 13.055002][ T260] RAX: ffffffffffffffda RBX: 00007f5e45d0ef88 RCX: 00007f5e45bde1b8 [ 13.055004][ T260] RDX: 00007f5e45928fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 13.055005][ T260] RBP: 00007ffebc967330 R08: 0000000000000000 R09: 0000000000000050 [ 13.055005][ T260] R10: 00007ffebc9670f0 R11: 0000000000000246 R12: 0000000000000001 [ 13.055006][ T260] R13: 0000000000000000 R14: 00007f5e45d0d680 R15: 00007f5e45d0efa0 [ 13.055013][ T260] [ 30.800857][ T618] br0: port 1(veth1) entered blocking state [ 30.801031][ T618] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 30.801033][ T618] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 618, name: ip [ 30.801035][ T618] preempt_count: 1, expected: 0 [ 30.801035][ T618] RCU nest depth: 0, expected: 0 [ 30.801037][ T618] locks held by ip/618: 5, last CPU#2: [ 30.801039][ T618] #0: ffffffff8f31b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 30.801051][ T618] #1: ffffffff8eb7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 30.801060][ T618] #2: ffffffff8eb7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 30.801064][ T618] #3: ffffffff8ea9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 30.801068][ T618] #4: ffffffff8ea9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 30.801072][ T618] irq event stamp: 17682 [ 30.801073][ T618] hardirqs last enabled at (17681): [] __down_trylock_console_sem+0x86/0xa0 [ 30.801076][ T618] hardirqs last disabled at (17682): [] console_emit_next_record+0x3d4/0x4c0 [ 30.801078][ T618] softirqs last enabled at (17600): [] __alloc_skb+0x4c2/0x5f0 [ 30.801082][ T618] softirqs last disabled at (17598): [] __alloc_skb+0x4c2/0x5f0 [ 30.801085][ T618] Preemption disabled at: [ 30.801085][ T618] [] vprintk_emit+0x31b/0x3e0 [ 30.801091][ T618] CPU: 2 UID: 0 PID: 618 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 30.801094][ T618] Tainted: [W]=WARN [ 30.801095][ T618] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.801097][ T618] Call Trace: [ 30.801098][ T618] [ 30.801100][ T618] dump_stack_lvl+0x6f/0xa0 [ 30.801106][ T618] ? vprintk_emit+0x31b/0x3e0 [ 30.801108][ T618] __might_resched.cold+0x1fe/0x2c1 [ 30.801112][ T618] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 30.801116][ T618] ? __kmalloc_noprof+0xdb/0x760 [ 30.801121][ T618] __kmalloc_noprof+0x443/0x760 [ 30.801122][ T618] ? alloc_buf.isra.0+0x4b/0x260 [ 30.801129][ T618] ? do_raw_spin_unlock+0x59/0x250 [ 30.801132][ T618] alloc_buf.isra.0+0x4b/0x260 [ 30.801136][ T618] put_chars+0x1e1/0x2f0 [ 30.801138][ T618] ? __send_to_port+0x420/0x420 [ 30.801141][ T618] ? validate_chain+0x34a/0xc20 [ 30.801146][ T618] hvc_console_print+0x292/0x780 [ 30.801154][ T618] ? hvc_write+0x3a0/0x3a0 [ 30.801156][ T618] ? rcu_is_watching+0x16/0xd0 [ 30.801159][ T618] ? lock_acquire+0x13c/0x160 [ 30.801163][ T618] console_emit_next_record+0x22f/0x4c0 [ 30.801167][ T618] ? devkmsg_read+0x4b0/0x4b0 [ 30.801169][ T618] ? console_flush_one_record+0x106/0x710 [ 30.801172][ T618] ? rcu_is_watching+0x16/0xd0 [ 30.801174][ T618] ? lock_acquire+0x13c/0x160 [ 30.801178][ T618] console_flush_one_record+0x46f/0x710 [ 30.801182][ T618] ? console_emit_next_record+0x4c0/0x4c0 [ 30.801184][ T618] ? __lock_acquire+0x518/0xc20 [ 30.801189][ T618] console_unlock+0xee/0x1f0 [ 30.801192][ T618] ? console_flush_one_record+0x710/0x710 [ 30.801194][ T618] ? rcu_is_watching+0x16/0xd0 [ 30.801195][ T618] ? lock_acquire+0xe0/0x160 [ 30.801199][ T618] ? __down_trylock_console_sem+0x5e/0xa0 [ 30.801201][ T618] ? vprintk_emit+0x320/0x3e0 [ 30.801204][ T618] vprintk_emit+0x37c/0x3e0 [ 30.801206][ T618] ? wake_up_klogd_work_func+0x90/0x90 [ 30.801208][ T618] ? __lock_release.isra.0+0x69/0x1a0 [ 30.801210][ T618] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 30.801214][ T618] ? mark_held_locks+0x40/0x70 [ 30.801217][ T618] _printk+0xc7/0x100 [ 30.801221][ T618] ? snapshot_read.cold+0x21/0x21 [ 30.801224][ T618] ? br_multicast_flood+0x960/0x960 [ 30.801228][ T618] ? do_setlink.isra.0+0x9ec/0x2a60 [ 30.801229][ T618] ? rtnl_newlink+0x9f1/0x11b0 [ 30.801231][ T618] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 30.801235][ T618] br_set_state+0x22f/0x430 [ 30.801239][ T618] br_init_port+0xc4/0x200 [ 30.801241][ T618] new_nbp+0x3a0/0x650 [ 30.801245][ T618] br_add_if+0x212/0x1320 [ 30.801247][ T618] ? is_bpf_text_address+0x72/0x110 [ 30.801251][ T618] ? kernel_text_address+0x149/0x170 [ 30.801256][ T618] do_set_master+0x3b2/0x780 [ 30.801260][ T618] do_setlink.isra.0+0x9ec/0x2a60 [ 30.801263][ T618] ? stack_trace_save+0x93/0xc0 [ 30.801266][ T618] ? rtnl_link_get_size+0x350/0x350 [ 30.801268][ T618] ? rcu_read_lock_any_held+0x66/0x90 [ 30.801271][ T618] ? stack_depot_save_flags+0x38e/0x790 [ 30.801274][ T618] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 30.801276][ T618] ? rcu_read_lock_any_held+0x3c/0x90 [ 30.801278][ T618] ? validate_chain+0x38b/0xc20 [ 30.801281][ T618] ? kasan_save_stack+0x3d/0x50 [ 30.801283][ T618] ? kasan_save_stack+0x2f/0x50 [ 30.801284][ T618] ? kasan_save_track+0x14/0x30 [ 30.801285][ T618] ? __kasan_kmalloc+0x7b/0x90 [ 30.801288][ T618] ? __lock_acquire+0x518/0xc20 [ 30.801290][ T618] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 30.801293][ T618] ? ___sys_sendmsg+0xd0/0x1d0 [ 30.801296][ T618] ? lock_acquire.part.0+0xd4/0x280 [ 30.801298][ T618] ? rtnl_newlink+0x9a8/0x11b0 [ 30.801301][ T618] ? rcu_is_watching+0x16/0xd0 [ 30.801302][ T618] ? lock_acquire+0x13c/0x160 [ 30.801304][ T618] ? rcu_is_watching+0x16/0xd0 [ 30.801305][ T618] ? rcu_is_watching+0x16/0xd0 [ 30.801307][ T618] ? trace_contention_end+0xb3/0x180 [ 30.801309][ T618] ? __mutex_lock+0x1db/0x1ea0 [ 30.801311][ T618] ? __mutex_lock+0x9a3/0x1ea0 [ 30.801313][ T618] ? rtnl_newlink+0x9a8/0x11b0 [ 30.801316][ T618] ? ww_mutex_lock+0x160/0x160 [ 30.801317][ T618] ? nla_get_range_signed+0x3d0/0x3d0 [ 30.801322][ T618] ? rcu_is_watching+0x16/0xd0 [ 30.801324][ T618] ? __rtnl_newlink+0x3fa/0xa50 [ 30.801330][ T618] rtnl_newlink+0x9f1/0x11b0 [ 30.801335][ T618] ? rtnl_bridge_getlink+0x850/0x850 [ 30.801337][ T618] ? __lock_acquire+0x518/0xc20 [ 30.801341][ T618] ? lock_acquire.part.0+0xd4/0x280 [ 30.801343][ T618] ? find_held_lock+0x2b/0x80 [ 30.801345][ T618] ? rtnl_bridge_getlink+0x850/0x850 [ 30.801347][ T618] ? __lock_release.isra.0+0x69/0x1a0 [ 30.801351][ T618] ? rtnl_bridge_getlink+0x850/0x850 [ 30.801353][ T618] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 30.801356][ T618] ? rtnl_link_fill+0x920/0x920 [ 30.801357][ T618] ? __lock_acquire+0x518/0xc20 [ 30.801362][ T618] ? lock_acquire.part.0+0xd4/0x280 [ 30.801364][ T618] ? find_held_lock+0x2b/0x80 [ 30.801367][ T618] netlink_rcv_skb+0x14e/0x3a0 [ 30.801370][ T618] ? rtnl_link_fill+0x920/0x920 [ 30.801373][ T618] ? netlink_ack+0xcf0/0xcf0 [ 30.801380][ T618] ? netlink_deliver_tap+0xc5/0x330 [ 30.801382][ T618] ? netlink_deliver_tap+0x13c/0x330 [ 30.801386][ T618] netlink_unicast+0x486/0x750 [ 30.801390][ T618] ? netlink_attachskb+0x810/0x810 [ 30.801393][ T618] ? find_held_lock+0x2b/0x80 [ 30.801397][ T618] netlink_sendmsg+0x75b/0xc90 [ 30.801401][ T618] ? netlink_unicast+0x750/0x750 [ 30.801405][ T618] ? __lock_release.isra.0+0x69/0x1a0 [ 30.801406][ T618] ? __import_iovec+0x36c/0x620 [ 30.801411][ T618] __sock_sendmsg+0xce/0x190 [ 30.801414][ T618] ____sys_sendmsg+0x61a/0x860 [ 30.801416][ T618] ? copy_msghdr_from_user+0x279/0x420 [ 30.801419][ T618] ? sock_write_iter+0x400/0x400 [ 30.801420][ T618] ? move_addr_to_kernel+0x40/0x40 [ 30.801428][ T618] ___sys_sendmsg+0x14e/0x1d0 [ 30.801430][ T618] ? copy_msghdr_from_user+0x420/0x420 [ 30.801446][ T618] __sys_sendmsg+0x12c/0x1d0 [ 30.801449][ T618] ? __sys_sendmsg_sock+0x20/0x20 [ 30.801455][ T618] ? rcu_is_watching+0x16/0xd0 [ 30.801458][ T618] do_syscall_64+0xff/0x530 [ 30.801461][ T618] ? exc_page_fault+0xee/0x100 [ 30.801464][ T618] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 30.801466][ T618] RIP: 0033:0x7f55c590354e [ 30.801470][ T618] 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 [ 30.801472][ T618] RSP: 002b:00007ffcdb66d320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.801475][ T618] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f55c590354e [ 30.801477][ T618] RDX: 0000000000000000 RSI: 00007ffcdb66d3d0 RDI: 0000000000000005 [ 30.801477][ T618] RBP: 00007ffcdb66d330 R08: 0000000000000000 R09: 0000000000000000 [ 30.801478][ T618] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915c83 [ 30.801479][ T618] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcdb66daa0 [ 30.801490][ T618] [ 30.841692][ T618] br0: port 1(veth1) entered disabled state [ 30.842048][ T618] veth1: entered allmulticast mode [ 30.843182][ T618] veth1: entered promiscuous mode [ 31.086255][ T623] br0: port 2(veth_segment) entered blocking state [ 31.086594][ T623] br0: port 2(veth_segment) entered disabled state [ 31.086876][ T623] veth_segment: entered allmulticast mode [ 31.087886][ T623] veth_segment: entered promiscuous mode [ 31.121850][ T624] br0: port 2(veth_segment) entered blocking state [ 31.122479][ T624] br0: port 2(veth_segment) entered forwarding state [ 31.123192][ T624] br0: port 1(veth1) entered blocking state [ 31.123519][ T624] br0: port 1(veth1) entered forwarding state [ 33.463469][ T637] iperf3 (637) used greatest stack depth: 22144 bytes left [ 33.463494][ T637] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 33.463497][ T637] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 637, name: iperf3 [ 33.463498][ T637] preempt_count: 2, expected: 0 [ 33.463499][ T637] RCU nest depth: 0, expected: 0 [ 33.463500][ T637] locks held by iperf3/637: 5, last CPU#2: [ 33.463502][ T637] #0: ffffffff8ea167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 33.463514][ T637] #1: ffffffff8eb7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 33.463519][ T637] #2: ffffffff8eb7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 33.463523][ T637] #3: ffffffff8ea9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 33.463527][ T637] #4: ffffffff8ea9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 33.463531][ T637] irq event stamp: 1237404 [ 33.463532][ T637] hardirqs last enabled at (1237403): [] __down_trylock_console_sem+0x86/0xa0 [ 33.463535][ T637] hardirqs last disabled at (1237404): [] console_emit_next_record+0x3d4/0x4c0 [ 33.463537][ T637] softirqs last enabled at (1236996): [] fpu__clear_user_states+0x104/0x290 [ 33.463541][ T637] softirqs last disabled at (1236994): [] fpu__clear_user_states+0x6d/0x290 [ 33.463544][ T637] Preemption disabled at: [ 33.463545][ T637] [<0000000000000000>] 0x0 [ 33.463552][ T637] CPU: 2 UID: 0 PID: 637 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 33.463556][ T637] Tainted: [W]=WARN [ 33.463557][ T637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.463558][ T637] Call Trace: [ 33.463560][ T637] [ 33.463562][ T637] dump_stack_lvl+0x6f/0xa0 [ 33.463568][ T637] __might_resched.cold+0x1fe/0x2c1 [ 33.463572][ T637] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 33.463576][ T637] ? __kmalloc_noprof+0xdb/0x760 [ 33.463581][ T637] __kmalloc_noprof+0x443/0x760 [ 33.463582][ T637] ? alloc_buf.isra.0+0x4b/0x260 [ 33.463589][ T637] ? do_raw_spin_unlock+0x59/0x250 [ 33.463592][ T637] alloc_buf.isra.0+0x4b/0x260 [ 33.463596][ T637] put_chars+0x1e1/0x2f0 [ 33.463598][ T637] ? prb_final_commit+0x50/0x50 [ 33.463600][ T637] ? __send_to_port+0x420/0x420 [ 33.463603][ T637] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 33.463606][ T637] ? rcu_read_lock_any_held+0x3c/0x90 [ 33.463609][ T637] ? validate_chain+0x38b/0xc20 [ 33.463613][ T637] hvc_console_print+0x292/0x780 [ 33.463617][ T637] ? mark_usage+0x61/0x170 [ 33.463619][ T637] ? __lock_acquire+0x518/0xc20 [ 33.463620][ T637] ? __lock_acquire+0x518/0xc20 [ 33.463624][ T637] ? hvc_write+0x3a0/0x3a0 [ 33.463627][ T637] ? console_emit_next_record+0x1df/0x4c0 [ 33.463630][ T637] ? rcu_is_watching+0x16/0xd0 [ 33.463632][ T637] ? lock_acquire+0x13c/0x160 [ 33.463636][ T637] console_emit_next_record+0x22f/0x4c0 [ 33.463641][ T637] ? devkmsg_read+0x4b0/0x4b0 [ 33.463643][ T637] ? console_flush_one_record+0x106/0x710 [ 33.463646][ T637] ? rcu_is_watching+0x16/0xd0 [ 33.463648][ T637] ? lock_acquire+0x13c/0x160 [ 33.463651][ T637] console_flush_one_record+0x46f/0x710 [ 33.463656][ T637] ? console_emit_next_record+0x4c0/0x4c0 [ 33.463657][ T637] ? __lock_acquire+0x518/0xc20 [ 33.463663][ T637] console_unlock+0xee/0x1f0 [ 33.463666][ T637] ? console_flush_one_record+0x710/0x710 [ 33.463667][ T637] ? rcu_is_watching+0x16/0xd0 [ 33.463669][ T637] ? lock_acquire+0xe0/0x160 [ 33.463673][ T637] ? __down_trylock_console_sem+0x5e/0xa0 [ 33.463674][ T637] ? vprintk_emit+0x320/0x3e0 [ 33.463677][ T637] vprintk_emit+0x37c/0x3e0 [ 33.463680][ T637] ? wake_up_klogd_work_func+0x90/0x90 [ 33.463681][ T637] ? do_raw_spin_unlock+0x59/0x250 [ 33.463685][ T637] ? __lock_acquire+0x518/0xc20 [ 33.463688][ T637] _printk+0xc7/0x100 [ 33.463692][ T637] ? snapshot_read.cold+0x21/0x21 [ 33.463695][ T637] ? do_raw_spin_lock+0x131/0x280 [ 33.463698][ T637] ? __rwlock_init+0x150/0x150 [ 33.463702][ T637] ? do_raw_spin_lock+0x131/0x280 [ 33.463704][ T637] do_exit.cold+0x82/0x9c [ 33.463708][ T637] ? exit_notify+0x890/0x890 [ 33.463714][ T637] __x64_sys_exit+0x42/0x50 [ 33.463715][ T637] x64_sys_call+0x156c/0x1570 [ 33.463718][ T637] do_syscall_64+0xff/0x530 [ 33.463722][ T637] ? exc_page_fault+0xee/0x100 [ 33.463725][ T637] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 33.463728][ T637] RIP: 0033:0x7f9f8c422c49 [ 33.463730][ T637] Code: Unable to access opcode bytes at 0x7f9f8c422c1f. [ 33.463731][ T637] RSP: 002b:00007f9f8bbe1e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 33.463733][ T637] RAX: ffffffffffffffda RBX: 00007f9f8bbe26c0 RCX: 00007f9f8c422c49 [ 33.463735][ T637] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 33.463736][ T637] RBP: 00007f9f8bbe1f70 R08: 0000000000000001 R09: 00007f9f8bbe26c0 [ 33.463736][ T637] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f9f8b3e2000 [ 33.463737][ T637] R13: 00007ffd87a1cde0 R14: 0000000000000002 R15: 00007ffd87a1cee7 [ 33.463744][ T637] [ 33.615686][ T71] br0: port 1(veth1) entered disabled state [ 33.627449][ T71] veth1 (unregistering): left allmulticast mode [ 33.627992][ T71] veth1 (unregistering): left promiscuous mode [ 33.629293][ T71] br0: port 1(veth1) entered disabled state [ 33.661593][ T71] veth_segment: left allmulticast mode [ 33.661837][ T71] veth_segment: left promiscuous mode [ 33.663337][ T71] br0: port 2(veth_segment) entered disabled state [ 52.343279][ T1062] br0: port 1(veth1) entered blocking state [ 52.343299][ T1062] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 52.343301][ T1062] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1062, name: ip [ 52.343303][ T1062] preempt_count: 1, expected: 0 [ 52.343303][ T1062] RCU nest depth: 0, expected: 0 [ 52.343304][ T1062] locks held by ip/1062: 5, last CPU#2: [ 52.343307][ T1062] #0: ffffffff8f31b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 52.343319][ T1062] #1: ffffffff8eb7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 52.343325][ T1062] #2: ffffffff8eb7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 52.343329][ T1062] #3: ffffffff8ea9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 52.343333][ T1062] #4: ffffffff8ea9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 52.343337][ T1062] irq event stamp: 16070 [ 52.343338][ T1062] hardirqs last enabled at (16069): [] __down_trylock_console_sem+0x86/0xa0 [ 52.343341][ T1062] hardirqs last disabled at (16070): [] console_emit_next_record+0x3d4/0x4c0 [ 52.343343][ T1062] softirqs last enabled at (16012): [] __alloc_skb+0x4c2/0x5f0 [ 52.343346][ T1062] softirqs last disabled at (16010): [] __alloc_skb+0x4c2/0x5f0 [ 52.343349][ T1062] Preemption disabled at: [ 52.343349][ T1062] [] vprintk_emit+0x31b/0x3e0 [ 52.343355][ T1062] CPU: 2 UID: 0 PID: 1062 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 52.343358][ T1062] Tainted: [W]=WARN [ 52.343359][ T1062] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 52.343361][ T1062] Call Trace: [ 52.343362][ T1062] [ 52.343364][ T1062] dump_stack_lvl+0x6f/0xa0 [ 52.343370][ T1062] ? vprintk_emit+0x31b/0x3e0 [ 52.343372][ T1062] __might_resched.cold+0x1fe/0x2c1 [ 52.343376][ T1062] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 52.343381][ T1062] ? __kmalloc_noprof+0xdb/0x760 [ 52.343385][ T1062] __kmalloc_noprof+0x443/0x760 [ 52.343387][ T1062] ? alloc_buf.isra.0+0x4b/0x260 [ 52.343394][ T1062] ? do_raw_spin_unlock+0x59/0x250 [ 52.343397][ T1062] alloc_buf.isra.0+0x4b/0x260 [ 52.343400][ T1062] put_chars+0x1e1/0x2f0 [ 52.343403][ T1062] ? __send_to_port+0x420/0x420 [ 52.343404][ T1062] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 52.343408][ T1062] ? validate_chain+0x38b/0xc20 [ 52.343413][ T1062] hvc_console_print+0x292/0x780 [ 52.343421][ T1062] ? hvc_write+0x3a0/0x3a0 [ 52.343423][ T1062] ? rcu_is_watching+0x16/0xd0 [ 52.343425][ T1062] ? lock_acquire+0x13c/0x160 [ 52.343430][ T1062] console_emit_next_record+0x22f/0x4c0 [ 52.343434][ T1062] ? devkmsg_read+0x4b0/0x4b0 [ 52.343436][ T1062] ? console_flush_one_record+0x106/0x710 [ 52.343439][ T1062] ? rcu_is_watching+0x16/0xd0 [ 52.343441][ T1062] ? lock_acquire+0x13c/0x160 [ 52.343444][ T1062] console_flush_one_record+0x46f/0x710 [ 52.343449][ T1062] ? console_emit_next_record+0x4c0/0x4c0 [ 52.343451][ T1062] ? __lock_acquire+0x518/0xc20 [ 52.343456][ T1062] console_unlock+0xee/0x1f0 [ 52.343459][ T1062] ? console_flush_one_record+0x710/0x710 [ 52.343461][ T1062] ? rcu_is_watching+0x16/0xd0 [ 52.343462][ T1062] ? lock_acquire+0xe0/0x160 [ 52.343466][ T1062] ? __down_trylock_console_sem+0x5e/0xa0 [ 52.343468][ T1062] ? vprintk_emit+0x320/0x3e0 [ 52.343470][ T1062] vprintk_emit+0x37c/0x3e0 [ 52.343474][ T1062] ? wake_up_klogd_work_func+0x90/0x90 [ 52.343475][ T1062] ? __lock_release.isra.0+0x69/0x1a0 [ 52.343478][ T1062] ? mark_held_locks+0x40/0x70 [ 52.343482][ T1062] _printk+0xc7/0x100 [ 52.343486][ T1062] ? snapshot_read.cold+0x21/0x21 [ 52.343489][ T1062] ? br_multicast_flood+0x960/0x960 [ 52.343493][ T1062] ? do_setlink.isra.0+0x9ec/0x2a60 [ 52.343494][ T1062] ? rtnl_newlink+0x9f1/0x11b0 [ 52.343495][ T1062] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 52.343508][ T1062] br_set_state+0x22f/0x430 [ 52.343512][ T1062] br_init_port+0xc4/0x200 [ 52.343515][ T1062] new_nbp+0x3a0/0x650 [ 52.343518][ T1062] br_add_if+0x212/0x1320 [ 52.343521][ T1062] ? is_bpf_text_address+0x72/0x110 [ 52.343525][ T1062] ? kernel_text_address+0x149/0x170 [ 52.343530][ T1062] do_set_master+0x3b2/0x780 [ 52.343534][ T1062] do_setlink.isra.0+0x9ec/0x2a60 [ 52.343537][ T1062] ? stack_trace_save+0x93/0xc0 [ 52.343540][ T1062] ? rtnl_link_get_size+0x350/0x350 [ 52.343542][ T1062] ? rcu_read_lock_any_held+0x66/0x90 [ 52.343544][ T1062] ? stack_depot_save_flags+0x38e/0x790 [ 52.343548][ T1062] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 52.343550][ T1062] ? rcu_read_lock_any_held+0x3c/0x90 [ 52.343552][ T1062] ? validate_chain+0x38b/0xc20 [ 52.343554][ T1062] ? kasan_save_stack+0x3d/0x50 [ 52.343557][ T1062] ? kasan_save_stack+0x2f/0x50 [ 52.343558][ T1062] ? kasan_save_track+0x14/0x30 [ 52.343559][ T1062] ? __kasan_kmalloc+0x7b/0x90 [ 52.343561][ T1062] ? __lock_acquire+0x518/0xc20 [ 52.343563][ T1062] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 52.343566][ T1062] ? ___sys_sendmsg+0xd0/0x1d0 [ 52.343570][ T1062] ? lock_acquire.part.0+0xd4/0x280 [ 52.343572][ T1062] ? rtnl_newlink+0x9a8/0x11b0 [ 52.343574][ T1062] ? rcu_is_watching+0x16/0xd0 [ 52.343576][ T1062] ? lock_acquire+0x13c/0x160 [ 52.343578][ T1062] ? rcu_is_watching+0x16/0xd0 [ 52.343579][ T1062] ? rcu_is_watching+0x16/0xd0 [ 52.343581][ T1062] ? trace_contention_end+0xb3/0x180 [ 52.343583][ T1062] ? __mutex_lock+0x1db/0x1ea0 [ 52.343585][ T1062] ? __mutex_lock+0x9a3/0x1ea0 [ 52.343587][ T1062] ? rtnl_newlink+0x9a8/0x11b0 [ 52.343591][ T1062] ? ww_mutex_lock+0x160/0x160 [ 52.343592][ T1062] ? nla_get_range_signed+0x3d0/0x3d0 [ 52.343597][ T1062] ? rcu_is_watching+0x16/0xd0 [ 52.343599][ T1062] ? __rtnl_newlink+0x3fa/0xa50 [ 52.343604][ T1062] rtnl_newlink+0x9f1/0x11b0 [ 52.343609][ T1062] ? rtnl_bridge_getlink+0x850/0x850 [ 52.343611][ T1062] ? __lock_acquire+0x518/0xc20 [ 52.343616][ T1062] ? lock_acquire.part.0+0xd4/0x280 [ 52.343618][ T1062] ? find_held_lock+0x2b/0x80 [ 52.343620][ T1062] ? rtnl_bridge_getlink+0x850/0x850 [ 52.343622][ T1062] ? __lock_release.isra.0+0x69/0x1a0 [ 52.343626][ T1062] ? rtnl_bridge_getlink+0x850/0x850 [ 52.343628][ T1062] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 52.343631][ T1062] ? rtnl_link_fill+0x920/0x920 [ 52.343632][ T1062] ? __lock_acquire+0x518/0xc20 [ 52.343637][ T1062] ? lock_acquire.part.0+0xd4/0x280 [ 52.343639][ T1062] ? find_held_lock+0x2b/0x80 [ 52.343642][ T1062] netlink_rcv_skb+0x14e/0x3a0 [ 52.343645][ T1062] ? rtnl_link_fill+0x920/0x920 [ 52.343648][ T1062] ? netlink_ack+0xcf0/0xcf0 [ 52.343655][ T1062] ? netlink_deliver_tap+0xc5/0x330 [ 52.343657][ T1062] ? netlink_deliver_tap+0x13c/0x330 [ 52.343661][ T1062] netlink_unicast+0x486/0x750 [ 52.343665][ T1062] ? netlink_attachskb+0x810/0x810 [ 52.343668][ T1062] ? find_held_lock+0x2b/0x80 [ 52.343672][ T1062] netlink_sendmsg+0x75b/0xc90 [ 52.343676][ T1062] ? netlink_unicast+0x750/0x750 [ 52.343680][ T1062] ? __lock_release.isra.0+0x69/0x1a0 [ 52.343681][ T1062] ? __import_iovec+0x36c/0x620 [ 52.343687][ T1062] __sock_sendmsg+0xce/0x190 [ 52.343690][ T1062] ____sys_sendmsg+0x61a/0x860 [ 52.343692][ T1062] ? copy_msghdr_from_user+0x279/0x420 [ 52.343694][ T1062] ? sock_write_iter+0x400/0x400 [ 52.343696][ T1062] ? move_addr_to_kernel+0x40/0x40 [ 52.343703][ T1062] ___sys_sendmsg+0x14e/0x1d0 [ 52.343706][ T1062] ? copy_msghdr_from_user+0x420/0x420 [ 52.343721][ T1062] __sys_sendmsg+0x12c/0x1d0 [ 52.343724][ T1062] ? __sys_sendmsg_sock+0x20/0x20 [ 52.343730][ T1062] ? rcu_is_watching+0x16/0xd0 [ 52.343733][ T1062] do_syscall_64+0xff/0x530 [ 52.343737][ T1062] ? exc_page_fault+0xee/0x100 [ 52.343740][ T1062] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 52.343742][ T1062] RIP: 0033:0x7f558540c54e [ 52.343746][ T1062] 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 [ 52.343748][ T1062] RSP: 002b:00007fffe9dfd730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 52.343750][ T1062] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f558540c54e [ 52.343752][ T1062] RDX: 0000000000000000 RSI: 00007fffe9dfd7e0 RDI: 0000000000000005 [ 52.343752][ T1062] RBP: 00007fffe9dfd740 R08: 0000000000000000 R09: 0000000000000000 [ 52.343753][ T1062] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915c99 [ 52.343754][ T1062] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe9dfdeb0 [ 52.343761][ T1062] [ 52.391516][ T1062] br0: port 1(veth1) entered disabled state [ 52.391933][ T1062] veth1: entered allmulticast mode [ 52.393137][ T1062] veth1: entered promiscuous mode [ 52.671024][ T1067] br0: port 2(veth_segment) entered blocking state [ 52.671390][ T1067] br0: port 2(veth_segment) entered disabled state [ 52.671744][ T1067] veth_segment: entered allmulticast mode [ 52.672855][ T1067] veth_segment: entered promiscuous mode [ 52.707575][ T1068] br0: port 2(veth_segment) entered blocking state [ 52.707935][ T1068] br0: port 2(veth_segment) entered forwarding state [ 52.708336][ T1068] br0: port 1(veth1) entered blocking state [ 52.708618][ T1068] br0: port 1(veth1) entered forwarding state [ 55.237831][ T1084] iperf3 (1084) used greatest stack depth: 21056 bytes left [ 55.237851][ T1084] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 55.237854][ T1084] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1084, name: iperf3 [ 55.237855][ T1084] preempt_count: 2, expected: 0 [ 55.237856][ T1084] RCU nest depth: 0, expected: 0 [ 55.237857][ T1084] locks held by iperf3/1084: 5, last CPU#2: [ 55.237859][ T1084] #0: ffffffff8ea167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 55.237871][ T1084] #1: ffffffff8eb7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 55.237876][ T1084] #2: ffffffff8eb7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 55.237880][ T1084] #3: ffffffff8ea9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 55.237884][ T1084] #4: ffffffff8ea9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 55.237888][ T1084] irq event stamp: 1173264 [ 55.237889][ T1084] hardirqs last enabled at (1173263): [] __down_trylock_console_sem+0x86/0xa0 [ 55.237892][ T1084] hardirqs last disabled at (1173264): [] console_emit_next_record+0x3d4/0x4c0 [ 55.237894][ T1084] softirqs last enabled at (1173150): [] fpu__clear_user_states+0x104/0x290 [ 55.237898][ T1084] softirqs last disabled at (1173148): [] fpu__clear_user_states+0x6d/0x290 [ 55.237901][ T1084] Preemption disabled at: [ 55.237901][ T1084] [<0000000000000000>] 0x0 [ 55.237908][ T1084] CPU: 2 UID: 0 PID: 1084 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 55.237912][ T1084] Tainted: [W]=WARN [ 55.237912][ T1084] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.237914][ T1084] Call Trace: [ 55.237916][ T1084] [ 55.237917][ T1084] dump_stack_lvl+0x6f/0xa0 [ 55.237923][ T1084] __might_resched.cold+0x1fe/0x2c1 [ 55.237928][ T1084] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 55.237932][ T1084] ? __kmalloc_noprof+0xdb/0x760 [ 55.237936][ T1084] __kmalloc_noprof+0x443/0x760 [ 55.237938][ T1084] ? alloc_buf.isra.0+0x4b/0x260 [ 55.237945][ T1084] ? do_raw_spin_unlock+0x59/0x250 [ 55.237948][ T1084] alloc_buf.isra.0+0x4b/0x260 [ 55.237952][ T1084] put_chars+0x1e1/0x2f0 [ 55.237954][ T1084] ? prb_final_commit+0x50/0x50 [ 55.237956][ T1084] ? __send_to_port+0x420/0x420 [ 55.237959][ T1084] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 55.237962][ T1084] ? rcu_read_lock_any_held+0x3c/0x90 [ 55.237965][ T1084] ? validate_chain+0x38b/0xc20 [ 55.237969][ T1084] hvc_console_print+0x292/0x780 [ 55.237973][ T1084] ? mark_usage+0x61/0x170 [ 55.237975][ T1084] ? __lock_acquire+0x518/0xc20 [ 55.237976][ T1084] ? __lock_acquire+0x518/0xc20 [ 55.237980][ T1084] ? hvc_write+0x3a0/0x3a0 [ 55.237983][ T1084] ? console_emit_next_record+0x1df/0x4c0 [ 55.237986][ T1084] ? rcu_is_watching+0x16/0xd0 [ 55.237988][ T1084] ? lock_acquire+0x13c/0x160 [ 55.237992][ T1084] console_emit_next_record+0x22f/0x4c0 [ 55.237996][ T1084] ? devkmsg_read+0x4b0/0x4b0 [ 55.237998][ T1084] ? console_flush_one_record+0x106/0x710 [ 55.238001][ T1084] ? rcu_is_watching+0x16/0xd0 [ 55.238003][ T1084] ? lock_acquire+0x13c/0x160 [ 55.238007][ T1084] console_flush_one_record+0x46f/0x710 [ 55.238011][ T1084] ? console_emit_next_record+0x4c0/0x4c0 [ 55.238013][ T1084] ? __lock_acquire+0x518/0xc20 [ 55.238018][ T1084] console_unlock+0xee/0x1f0 [ 55.238021][ T1084] ? console_flush_one_record+0x710/0x710 [ 55.238023][ T1084] ? rcu_is_watching+0x16/0xd0 [ 55.238025][ T1084] ? lock_acquire+0xe0/0x160 [ 55.238028][ T1084] ? __down_trylock_console_sem+0x5e/0xa0 [ 55.238030][ T1084] ? vprintk_emit+0x320/0x3e0 [ 55.238033][ T1084] vprintk_emit+0x37c/0x3e0 [ 55.238036][ T1084] ? wake_up_klogd_work_func+0x90/0x90 [ 55.238037][ T1084] ? do_raw_spin_unlock+0x59/0x250 [ 55.238040][ T1084] ? __lock_acquire+0x518/0xc20 [ 55.238044][ T1084] _printk+0xc7/0x100 [ 55.238048][ T1084] ? snapshot_read.cold+0x21/0x21 [ 55.238050][ T1084] ? do_raw_spin_lock+0x131/0x280 [ 55.238053][ T1084] ? __rwlock_init+0x150/0x150 [ 55.238059][ T1084] ? do_raw_spin_lock+0x131/0x280 [ 55.238062][ T1084] do_exit.cold+0x82/0x9c [ 55.238066][ T1084] ? exit_notify+0x890/0x890 [ 55.238071][ T1084] __x64_sys_exit+0x42/0x50 [ 55.238073][ T1084] x64_sys_call+0x156c/0x1570 [ 55.238076][ T1084] do_syscall_64+0xff/0x530 [ 55.238080][ T1084] ? exc_page_fault+0xee/0x100 [ 55.238083][ T1084] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 55.238085][ T1084] RIP: 0033:0x7fb885135c49 [ 55.238087][ T1084] Code: Unable to access opcode bytes at 0x7fb885135c1f. [ 55.238088][ T1084] RSP: 002b:00007fb8848f4e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 55.238091][ T1084] RAX: ffffffffffffffda RBX: 00007fb8848f56c0 RCX: 00007fb885135c49 [ 55.238092][ T1084] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 55.238093][ T1084] RBP: 00007fb8848f4f70 R08: 0000000000000001 R09: 00007fb8848f56c0 [ 55.238094][ T1084] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fb8840f5000 [ 55.238094][ T1084] R13: 00007ffe445b82e0 R14: 0000000000000002 R15: 00007ffe445b83e7 [ 55.238101][ T1084] [ 55.384210][ T71] br0: port 1(veth1) entered disabled state [ 55.394479][ T71] veth1 (unregistering): left allmulticast mode [ 55.394770][ T71] veth1 (unregistering): left promiscuous mode [ 55.395031][ T71] br0: port 1(veth1) entered disabled state [ 55.427719][ T71] veth_segment: left allmulticast mode [ 55.428050][ T71] veth_segment: left promiscuous mode [ 55.429214][ T71] br0: port 2(veth_segment) entered disabled state