[ 9.608345][ T202] ip (202) used greatest stack depth: 23808 bytes left [ 9.608360][ T202] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.608362][ T202] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 202, name: ip [ 9.608363][ T202] preempt_count: 2, expected: 0 [ 9.608364][ T202] RCU nest depth: 0, expected: 0 [ 9.608365][ T202] locks held by ip/202: 5, last CPU#2: [ 9.608367][ T202] #0: ffffffff97a167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.608378][ T202] #1: ffffffff97b7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.608383][ T202] #2: ffffffff97b7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.608387][ T202] #3: ffffffff97a9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.608391][ T202] #4: ffffffff97a9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.608395][ T202] irq event stamp: 21212 [ 9.608395][ T202] hardirqs last enabled at (21211): [] __down_trylock_console_sem+0x86/0xa0 [ 9.608398][ T202] hardirqs last disabled at (21212): [] console_emit_next_record+0x3d4/0x4c0 [ 9.608400][ T202] softirqs last enabled at (19702): [] handle_softirqs+0x67c/0x900 [ 9.608403][ T202] softirqs last disabled at (18689): [] __irq_exit_rcu+0x145/0x1c0 [ 9.608405][ T202] Preemption disabled at: [ 9.608406][ T202] [<0000000000000000>] 0x0 [ 9.608413][ T202] CPU: 2 UID: 0 PID: 202 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.608416][ T202] Tainted: [W]=WARN [ 9.608417][ T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.608418][ T202] Call Trace: [ 9.608420][ T202] [ 9.608421][ T202] dump_stack_lvl+0x6f/0xa0 [ 9.608428][ T202] __might_resched.cold+0x1fe/0x2c1 [ 9.608433][ T202] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.608437][ T202] ? __kmalloc_noprof+0xdb/0x760 [ 9.608441][ T202] __kmalloc_noprof+0x443/0x760 [ 9.608443][ T202] ? alloc_buf.isra.0+0x4b/0x260 [ 9.608449][ T202] ? do_raw_spin_unlock+0x59/0x250 [ 9.608452][ T202] alloc_buf.isra.0+0x4b/0x260 [ 9.608456][ T202] put_chars+0x1e1/0x2f0 [ 9.608458][ T202] ? __send_to_port+0x420/0x420 [ 9.608459][ T202] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.608463][ T202] ? validate_chain+0x38b/0xc20 [ 9.608468][ T202] hvc_console_print+0x292/0x780 [ 9.608475][ T202] ? hvc_write+0x3a0/0x3a0 [ 9.608478][ T202] ? rcu_is_watching+0x16/0xd0 [ 9.608480][ T202] ? lock_acquire+0x13c/0x160 [ 9.608484][ T202] console_emit_next_record+0x22f/0x4c0 [ 9.608488][ T202] ? devkmsg_read+0x4b0/0x4b0 [ 9.608489][ T202] ? console_flush_one_record+0x106/0x710 [ 9.608492][ T202] ? rcu_is_watching+0x16/0xd0 [ 9.608494][ T202] ? lock_acquire+0x13c/0x160 [ 9.608498][ T202] console_flush_one_record+0x46f/0x710 [ 9.608502][ T202] ? console_emit_next_record+0x4c0/0x4c0 [ 9.608504][ T202] ? __lock_acquire+0x518/0xc20 [ 9.608509][ T202] console_unlock+0xee/0x1f0 [ 9.608512][ T202] ? console_flush_one_record+0x710/0x710 [ 9.608514][ T202] ? rcu_is_watching+0x16/0xd0 [ 9.608515][ T202] ? lock_acquire+0xe0/0x160 [ 9.608519][ T202] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.608521][ T202] ? vprintk_emit+0x320/0x3e0 [ 9.608525][ T202] vprintk_emit+0x37c/0x3e0 [ 9.608528][ T202] ? wake_up_klogd_work_func+0x90/0x90 [ 9.608531][ T202] ? __lock_acquire+0x518/0xc20 [ 9.608534][ T202] _printk+0xc7/0x100 [ 9.608538][ T202] ? snapshot_read.cold+0x21/0x21 [ 9.608541][ T202] ? do_raw_spin_lock+0x131/0x280 [ 9.608543][ T202] ? __rwlock_init+0x150/0x150 [ 9.608547][ T202] ? do_raw_spin_lock+0x131/0x280 [ 9.608550][ T202] do_exit.cold+0x82/0x9c [ 9.608553][ T202] ? exit_notify+0x890/0x890 [ 9.608554][ T202] ? __lock_release.isra.0+0x69/0x1a0 [ 9.608557][ T202] ? rcu_is_watching+0x16/0xd0 [ 9.608560][ T202] do_group_exit+0xb8/0x370 [ 9.608563][ T202] __x64_sys_exit_group+0x3c/0x50 [ 9.608565][ T202] x64_sys_call+0x1567/0x1570 [ 9.608568][ T202] do_syscall_64+0xff/0x530 [ 9.608572][ T202] ? exc_page_fault+0xee/0x100 [ 9.608574][ T202] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.608577][ T202] RIP: 0033:0x7f2f5363c1b8 [ 9.608579][ T202] Code: Unable to access opcode bytes at 0x7f2f5363c18e. [ 9.608580][ T202] RSP: 002b:00007ffe0d45a098 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.608582][ T202] RAX: ffffffffffffffda RBX: 00007f2f5376cf88 RCX: 00007f2f5363c1b8 [ 9.608584][ T202] RDX: 00007f2f53386fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.608584][ T202] RBP: 00007ffe0d45a0f0 R08: 0000000000000000 R09: 0000000000000050 [ 9.608585][ T202] R10: 00007ffe0d459eb0 R11: 0000000000000246 R12: 0000000000000001 [ 9.608586][ T202] R13: 0000000000000000 R14: 00007f2f5376b680 R15: 00007f2f5376cfa0 [ 9.608593][ T202] [ 11.101550][ T265] ip (265) used greatest stack depth: 23456 bytes left [ 11.101565][ T265] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.101567][ T265] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 265, name: ip [ 11.101569][ T265] preempt_count: 2, expected: 0 [ 11.101570][ T265] RCU nest depth: 0, expected: 0 [ 11.101571][ T265] locks held by ip/265: 5, last CPU#1: [ 11.101572][ T265] #0: ffffffff97a167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.101583][ T265] #1: ffffffff97b7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.101588][ T265] #2: ffffffff97b7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.101592][ T265] #3: ffffffff97a9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.101596][ T265] #4: ffffffff97a9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.101599][ T265] irq event stamp: 35140 [ 11.101600][ T265] hardirqs last enabled at (35139): [] __down_trylock_console_sem+0x86/0xa0 [ 11.101603][ T265] hardirqs last disabled at (35140): [] console_emit_next_record+0x3d4/0x4c0 [ 11.101605][ T265] softirqs last enabled at (35134): [] handle_softirqs+0x67c/0x900 [ 11.101608][ T265] softirqs last disabled at (35129): [] __irq_exit_rcu+0x145/0x1c0 [ 11.101610][ T265] Preemption disabled at: [ 11.101611][ T265] [<0000000000000000>] 0x0 [ 11.101617][ T265] CPU: 1 UID: 0 PID: 265 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.101621][ T265] Tainted: [W]=WARN [ 11.101621][ T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.101623][ T265] Call Trace: [ 11.101624][ T265] [ 11.101626][ T265] dump_stack_lvl+0x6f/0xa0 [ 11.101632][ T265] __might_resched.cold+0x1fe/0x2c1 [ 11.101637][ T265] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.101641][ T265] ? __kmalloc_noprof+0xdb/0x760 [ 11.101645][ T265] __kmalloc_noprof+0x443/0x760 [ 11.101647][ T265] ? alloc_buf.isra.0+0x4b/0x260 [ 11.101654][ T265] ? do_raw_spin_unlock+0x59/0x250 [ 11.101657][ T265] alloc_buf.isra.0+0x4b/0x260 [ 11.101660][ T265] put_chars+0x1e1/0x2f0 [ 11.101663][ T265] ? __send_to_port+0x420/0x420 [ 11.101664][ T265] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.101667][ T265] ? validate_chain+0x38b/0xc20 [ 11.101673][ T265] hvc_console_print+0x292/0x780 [ 11.101680][ T265] ? hvc_write+0x3a0/0x3a0 [ 11.101683][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.101685][ T265] ? lock_acquire+0x13c/0x160 [ 11.101689][ T265] console_emit_next_record+0x22f/0x4c0 [ 11.101693][ T265] ? devkmsg_read+0x4b0/0x4b0 [ 11.101695][ T265] ? console_flush_one_record+0x106/0x710 [ 11.101698][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.101700][ T265] ? lock_acquire+0x13c/0x160 [ 11.101703][ T265] console_flush_one_record+0x46f/0x710 [ 11.101707][ T265] ? console_emit_next_record+0x4c0/0x4c0 [ 11.101709][ T265] ? __lock_acquire+0x518/0xc20 [ 11.101715][ T265] console_unlock+0xee/0x1f0 [ 11.101717][ T265] ? console_flush_one_record+0x710/0x710 [ 11.101719][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.101721][ T265] ? lock_acquire+0xe0/0x160 [ 11.101725][ T265] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.101726][ T265] ? vprintk_emit+0x320/0x3e0 [ 11.101729][ T265] vprintk_emit+0x37c/0x3e0 [ 11.101732][ T265] ? wake_up_klogd_work_func+0x90/0x90 [ 11.101735][ T265] ? __lock_acquire+0x518/0xc20 [ 11.101739][ T265] _printk+0xc7/0x100 [ 11.101742][ T265] ? snapshot_read.cold+0x21/0x21 [ 11.101745][ T265] ? do_raw_spin_lock+0x131/0x280 [ 11.101748][ T265] ? __rwlock_init+0x150/0x150 [ 11.101751][ T265] ? do_raw_spin_lock+0x131/0x280 [ 11.101754][ T265] do_exit.cold+0x82/0x9c [ 11.101758][ T265] ? exit_notify+0x890/0x890 [ 11.101759][ T265] ? __lock_release.isra.0+0x69/0x1a0 [ 11.101762][ T265] ? rcu_is_watching+0x16/0xd0 [ 11.101765][ T265] do_group_exit+0xb8/0x370 [ 11.101768][ T265] __x64_sys_exit_group+0x3c/0x50 [ 11.101770][ T265] x64_sys_call+0x1567/0x1570 [ 11.101772][ T265] do_syscall_64+0xff/0x530 [ 11.101776][ T265] ? exc_page_fault+0xee/0x100 [ 11.101779][ T265] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.101781][ T265] RIP: 0033:0x7f2f1beae1b8 [ 11.101783][ T265] Code: Unable to access opcode bytes at 0x7f2f1beae18e. [ 11.101784][ T265] RSP: 002b:00007ffff1be9328 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.101787][ T265] RAX: ffffffffffffffda RBX: 00007f2f1bfdef88 RCX: 00007f2f1beae1b8 [ 11.101788][ T265] RDX: 00007f2f1bbf8fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.101789][ T265] RBP: 00007ffff1be9380 R08: 0000000000000000 R09: 0000000000008010 [ 11.101790][ T265] R10: 00007ffff1be9140 R11: 0000000000000246 R12: 0000000000000001 [ 11.101790][ T265] R13: 0000000000000000 R14: 00007f2f1bfdd680 R15: 00007f2f1bfdefa0 [ 11.101797][ T265] [ 26.540031][ T613] br0: port 1(veth1) entered blocking state [ 26.540111][ T613] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.540114][ T613] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 613, name: ip [ 26.540115][ T613] preempt_count: 1, expected: 0 [ 26.540116][ T613] RCU nest depth: 0, expected: 0 [ 26.540117][ T613] locks held by ip/613: 5, last CPU#2: [ 26.540119][ T613] #0: ffffffff9831b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 26.540130][ T613] #1: ffffffff97b7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 26.540136][ T613] #2: ffffffff97b7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 26.540140][ T613] #3: ffffffff97a9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 26.540144][ T613] #4: ffffffff97a9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 26.540148][ T613] irq event stamp: 22772 [ 26.540149][ T613] hardirqs last enabled at (22771): [] __down_trylock_console_sem+0x86/0xa0 [ 26.540152][ T613] hardirqs last disabled at (22772): [] console_emit_next_record+0x3d4/0x4c0 [ 26.540154][ T613] softirqs last enabled at (22682): [] __alloc_skb+0x4c2/0x5f0 [ 26.540157][ T613] softirqs last disabled at (22680): [] __alloc_skb+0x4c2/0x5f0 [ 26.540160][ T613] Preemption disabled at: [ 26.540161][ T613] [] vprintk_emit+0x31b/0x3e0 [ 26.540166][ T613] CPU: 2 UID: 0 PID: 613 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.540169][ T613] Tainted: [W]=WARN [ 26.540170][ T613] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.540172][ T613] Call Trace: [ 26.540173][ T613] [ 26.540175][ T613] dump_stack_lvl+0x6f/0xa0 [ 26.540181][ T613] ? vprintk_emit+0x31b/0x3e0 [ 26.540183][ T613] __might_resched.cold+0x1fe/0x2c1 [ 26.540187][ T613] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.540191][ T613] ? __kmalloc_noprof+0xdb/0x760 [ 26.540195][ T613] __kmalloc_noprof+0x443/0x760 [ 26.540197][ T613] ? alloc_buf.isra.0+0x4b/0x260 [ 26.540204][ T613] ? do_raw_spin_unlock+0x59/0x250 [ 26.540207][ T613] alloc_buf.isra.0+0x4b/0x260 [ 26.540215][ T613] put_chars+0x1e1/0x2f0 [ 26.540217][ T613] ? __send_to_port+0x420/0x420 [ 26.540220][ T613] ? validate_chain+0x34a/0xc20 [ 26.540225][ T613] hvc_console_print+0x292/0x780 [ 26.540233][ T613] ? hvc_write+0x3a0/0x3a0 [ 26.540235][ T613] ? rcu_is_watching+0x16/0xd0 [ 26.540238][ T613] ? lock_acquire+0x13c/0x160 [ 26.540242][ T613] console_emit_next_record+0x22f/0x4c0 [ 26.540246][ T613] ? devkmsg_read+0x4b0/0x4b0 [ 26.540247][ T613] ? console_flush_one_record+0x106/0x710 [ 26.540251][ T613] ? rcu_is_watching+0x16/0xd0 [ 26.540252][ T613] ? lock_acquire+0x13c/0x160 [ 26.540256][ T613] console_flush_one_record+0x46f/0x710 [ 26.540260][ T613] ? console_emit_next_record+0x4c0/0x4c0 [ 26.540262][ T613] ? __lock_acquire+0x518/0xc20 [ 26.540267][ T613] console_unlock+0xee/0x1f0 [ 26.540270][ T613] ? console_flush_one_record+0x710/0x710 [ 26.540272][ T613] ? rcu_is_watching+0x16/0xd0 [ 26.540273][ T613] ? lock_acquire+0xe0/0x160 [ 26.540277][ T613] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.540279][ T613] ? vprintk_emit+0x320/0x3e0 [ 26.540282][ T613] vprintk_emit+0x37c/0x3e0 [ 26.540284][ T613] ? wake_up_klogd_work_func+0x90/0x90 [ 26.540286][ T613] ? __lock_release.isra.0+0x69/0x1a0 [ 26.540288][ T613] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 26.540292][ T613] ? mark_held_locks+0x40/0x70 [ 26.540295][ T613] _printk+0xc7/0x100 [ 26.540298][ T613] ? snapshot_read.cold+0x21/0x21 [ 26.540302][ T613] ? br_multicast_flood+0x960/0x960 [ 26.540305][ T613] ? do_setlink.isra.0+0x9ec/0x2a60 [ 26.540307][ T613] ? rtnl_newlink+0x9f1/0x11b0 [ 26.540308][ T613] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.540312][ T613] br_set_state+0x22f/0x430 [ 26.540316][ T613] br_init_port+0xc4/0x200 [ 26.540318][ T613] new_nbp+0x3a0/0x650 [ 26.540322][ T613] br_add_if+0x212/0x1320 [ 26.540325][ T613] ? is_bpf_text_address+0x72/0x110 [ 26.540328][ T613] ? kernel_text_address+0x149/0x170 [ 26.540334][ T613] do_set_master+0x3b2/0x780 [ 26.540338][ T613] do_setlink.isra.0+0x9ec/0x2a60 [ 26.540341][ T613] ? stack_trace_save+0x93/0xc0 [ 26.540345][ T613] ? rtnl_link_get_size+0x350/0x350 [ 26.540346][ T613] ? rcu_read_lock_any_held+0x66/0x90 [ 26.540349][ T613] ? stack_depot_save_flags+0x38e/0x790 [ 26.540352][ T613] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.540354][ T613] ? rcu_read_lock_any_held+0x3c/0x90 [ 26.540356][ T613] ? validate_chain+0x38b/0xc20 [ 26.540358][ T613] ? kasan_save_stack+0x3d/0x50 [ 26.540361][ T613] ? kasan_save_stack+0x2f/0x50 [ 26.540362][ T613] ? kasan_save_track+0x14/0x30 [ 26.540363][ T613] ? __kasan_kmalloc+0x7b/0x90 [ 26.540365][ T613] ? __lock_acquire+0x518/0xc20 [ 26.540367][ T613] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 26.540370][ T613] ? ___sys_sendmsg+0xd0/0x1d0 [ 26.540374][ T613] ? lock_acquire.part.0+0xd4/0x280 [ 26.540376][ T613] ? rtnl_newlink+0x9a8/0x11b0 [ 26.540378][ T613] ? rcu_is_watching+0x16/0xd0 [ 26.540380][ T613] ? lock_acquire+0x13c/0x160 [ 26.540382][ T613] ? rcu_is_watching+0x16/0xd0 [ 26.540383][ T613] ? rcu_is_watching+0x16/0xd0 [ 26.540384][ T613] ? trace_contention_end+0xb3/0x180 [ 26.540387][ T613] ? __mutex_lock+0x1db/0x1ea0 [ 26.540388][ T613] ? __mutex_lock+0x9a3/0x1ea0 [ 26.540390][ T613] ? rtnl_newlink+0x9a8/0x11b0 [ 26.540393][ T613] ? ww_mutex_lock+0x160/0x160 [ 26.540394][ T613] ? nla_get_range_signed+0x3d0/0x3d0 [ 26.540399][ T613] ? rcu_is_watching+0x16/0xd0 [ 26.540401][ T613] ? __rtnl_newlink+0x3fa/0xa50 [ 26.540406][ T613] rtnl_newlink+0x9f1/0x11b0 [ 26.540412][ T613] ? rtnl_bridge_getlink+0x850/0x850 [ 26.540413][ T613] ? __lock_acquire+0x518/0xc20 [ 26.540418][ T613] ? lock_acquire.part.0+0xd4/0x280 [ 26.540420][ T613] ? find_held_lock+0x2b/0x80 [ 26.540422][ T613] ? rtnl_bridge_getlink+0x850/0x850 [ 26.540424][ T613] ? __lock_release.isra.0+0x69/0x1a0 [ 26.540428][ T613] ? rtnl_bridge_getlink+0x850/0x850 [ 26.540429][ T613] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.540433][ T613] ? rtnl_link_fill+0x920/0x920 [ 26.540434][ T613] ? __lock_acquire+0x518/0xc20 [ 26.540438][ T613] ? lock_acquire.part.0+0xd4/0x280 [ 26.540440][ T613] ? find_held_lock+0x2b/0x80 [ 26.540444][ T613] netlink_rcv_skb+0x14e/0x3a0 [ 26.540447][ T613] ? rtnl_link_fill+0x920/0x920 [ 26.540450][ T613] ? netlink_ack+0xcf0/0xcf0 [ 26.540456][ T613] ? netlink_deliver_tap+0xc5/0x330 [ 26.540458][ T613] ? netlink_deliver_tap+0x13c/0x330 [ 26.540462][ T613] netlink_unicast+0x486/0x750 [ 26.540466][ T613] ? netlink_attachskb+0x810/0x810 [ 26.540468][ T613] ? find_held_lock+0x2b/0x80 [ 26.540473][ T613] netlink_sendmsg+0x75b/0xc90 [ 26.540476][ T613] ? netlink_unicast+0x750/0x750 [ 26.540480][ T613] ? __lock_release.isra.0+0x69/0x1a0 [ 26.540482][ T613] ? __import_iovec+0x36c/0x620 [ 26.540487][ T613] __sock_sendmsg+0xce/0x190 [ 26.540490][ T613] ____sys_sendmsg+0x61a/0x860 [ 26.540492][ T613] ? copy_msghdr_from_user+0x279/0x420 [ 26.540494][ T613] ? sock_write_iter+0x400/0x400 [ 26.540496][ T613] ? move_addr_to_kernel+0x40/0x40 [ 26.540503][ T613] ___sys_sendmsg+0x14e/0x1d0 [ 26.540506][ T613] ? copy_msghdr_from_user+0x420/0x420 [ 26.540521][ T613] __sys_sendmsg+0x12c/0x1d0 [ 26.540526][ T613] ? __sys_sendmsg_sock+0x20/0x20 [ 26.540532][ T613] ? rcu_is_watching+0x16/0xd0 [ 26.540535][ T613] do_syscall_64+0xff/0x530 [ 26.540538][ T613] ? exc_page_fault+0xee/0x100 [ 26.540541][ T613] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.540543][ T613] RIP: 0033:0x7f868694a54e [ 26.540547][ T613] 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 [ 26.540548][ T613] RSP: 002b:00007fff74dc4860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 26.540551][ T613] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f868694a54e [ 26.540552][ T613] RDX: 0000000000000000 RSI: 00007fff74dc4910 RDI: 0000000000000005 [ 26.540553][ T613] RBP: 00007fff74dc4870 R08: 0000000000000000 R09: 0000000000000000 [ 26.540554][ T613] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a919973 [ 26.540555][ T613] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff74dc4fe0 [ 26.540562][ T613] [ 26.582707][ T613] br0: port 1(veth1) entered disabled state [ 26.583099][ T613] veth1: entered allmulticast mode [ 26.584168][ T613] veth1: entered promiscuous mode [ 26.593537][ T613] ip (613) used greatest stack depth: 23336 bytes left [ 26.799696][ T618] br0: port 2(veth_segment) entered blocking state [ 26.800019][ T618] br0: port 2(veth_segment) entered disabled state [ 26.800294][ T618] veth_segment: entered allmulticast mode [ 26.801251][ T618] veth_segment: entered promiscuous mode [ 26.833813][ T619] br0: port 2(veth_segment) entered blocking state [ 26.834310][ T619] br0: port 2(veth_segment) entered forwarding state [ 26.835049][ T619] br0: port 1(veth1) entered blocking state [ 26.835374][ T619] br0: port 1(veth1) entered forwarding state [ 29.275215][ T635] iperf3 (635) used greatest stack depth: 21840 bytes left [ 29.275239][ T635] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 29.275241][ T635] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 635, name: iperf3 [ 29.275242][ T635] preempt_count: 2, expected: 0 [ 29.275243][ T635] RCU nest depth: 0, expected: 0 [ 29.275244][ T635] locks held by iperf3/635: 5, last CPU#2: [ 29.275245][ T635] #0: ffffffff97a167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 29.275257][ T635] #1: ffffffff97b7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 29.275262][ T635] #2: ffffffff97b7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 29.275266][ T635] #3: ffffffff97a9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 29.275270][ T635] #4: ffffffff97a9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 29.275274][ T635] irq event stamp: 1388862 [ 29.275275][ T635] hardirqs last enabled at (1388861): [] __down_trylock_console_sem+0x86/0xa0 [ 29.275278][ T635] hardirqs last disabled at (1388862): [] console_emit_next_record+0x3d4/0x4c0 [ 29.275280][ T635] softirqs last enabled at (1388468): [] fpu__clear_user_states+0x104/0x290 [ 29.275284][ T635] softirqs last disabled at (1388466): [] fpu__clear_user_states+0x6d/0x290 [ 29.275286][ T635] Preemption disabled at: [ 29.275287][ T635] [<0000000000000000>] 0x0 [ 29.275294][ T635] CPU: 2 UID: 0 PID: 635 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 29.275297][ T635] Tainted: [W]=WARN [ 29.275298][ T635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.275300][ T635] Call Trace: [ 29.275302][ T635] [ 29.275303][ T635] dump_stack_lvl+0x6f/0xa0 [ 29.275310][ T635] __might_resched.cold+0x1fe/0x2c1 [ 29.275314][ T635] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 29.275318][ T635] ? __kmalloc_noprof+0xdb/0x760 [ 29.275322][ T635] __kmalloc_noprof+0x443/0x760 [ 29.275325][ T635] ? alloc_buf.isra.0+0x4b/0x260 [ 29.275331][ T635] ? do_raw_spin_unlock+0x59/0x250 [ 29.275334][ T635] alloc_buf.isra.0+0x4b/0x260 [ 29.275338][ T635] put_chars+0x1e1/0x2f0 [ 29.275339][ T635] ? prb_final_commit+0x50/0x50 [ 29.275342][ T635] ? __send_to_port+0x420/0x420 [ 29.275344][ T635] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 29.275347][ T635] ? rcu_read_lock_any_held+0x3c/0x90 [ 29.275350][ T635] ? validate_chain+0x38b/0xc20 [ 29.275354][ T635] hvc_console_print+0x292/0x780 [ 29.275358][ T635] ? mark_usage+0x61/0x170 [ 29.275360][ T635] ? __lock_acquire+0x518/0xc20 [ 29.275362][ T635] ? __lock_acquire+0x518/0xc20 [ 29.275366][ T635] ? hvc_write+0x3a0/0x3a0 [ 29.275368][ T635] ? console_emit_next_record+0x1df/0x4c0 [ 29.275372][ T635] ? rcu_is_watching+0x16/0xd0 [ 29.275374][ T635] ? lock_acquire+0x13c/0x160 [ 29.275377][ T635] console_emit_next_record+0x22f/0x4c0 [ 29.275381][ T635] ? devkmsg_read+0x4b0/0x4b0 [ 29.275383][ T635] ? console_flush_one_record+0x106/0x710 [ 29.275386][ T635] ? rcu_is_watching+0x16/0xd0 [ 29.275388][ T635] ? lock_acquire+0x13c/0x160 [ 29.275392][ T635] console_flush_one_record+0x46f/0x710 [ 29.275396][ T635] ? console_emit_next_record+0x4c0/0x4c0 [ 29.275398][ T635] ? __lock_acquire+0x518/0xc20 [ 29.275403][ T635] console_unlock+0xee/0x1f0 [ 29.275405][ T635] ? console_flush_one_record+0x710/0x710 [ 29.275407][ T635] ? rcu_is_watching+0x16/0xd0 [ 29.275409][ T635] ? lock_acquire+0xe0/0x160 [ 29.275413][ T635] ? __down_trylock_console_sem+0x5e/0xa0 [ 29.275414][ T635] ? vprintk_emit+0x320/0x3e0 [ 29.275417][ T635] vprintk_emit+0x37c/0x3e0 [ 29.275420][ T635] ? wake_up_klogd_work_func+0x90/0x90 [ 29.275421][ T635] ? do_raw_spin_unlock+0x59/0x250 [ 29.275424][ T635] ? __lock_acquire+0x518/0xc20 [ 29.275428][ T635] _printk+0xc7/0x100 [ 29.275431][ T635] ? snapshot_read.cold+0x21/0x21 [ 29.275434][ T635] ? do_raw_spin_lock+0x131/0x280 [ 29.275436][ T635] ? __rwlock_init+0x150/0x150 [ 29.275440][ T635] ? do_raw_spin_lock+0x131/0x280 [ 29.275443][ T635] do_exit.cold+0x82/0x9c [ 29.275447][ T635] ? exit_notify+0x890/0x890 [ 29.275452][ T635] __x64_sys_exit+0x42/0x50 [ 29.275454][ T635] x64_sys_call+0x156c/0x1570 [ 29.275456][ T635] do_syscall_64+0xff/0x530 [ 29.275460][ T635] ? exc_page_fault+0xee/0x100 [ 29.275463][ T635] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 29.275465][ T635] RIP: 0033:0x7f4adc847c49 [ 29.275467][ T635] Code: Unable to access opcode bytes at 0x7f4adc847c1f. [ 29.275468][ T635] RSP: 002b:00007f4adc006e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 29.275471][ T635] RAX: ffffffffffffffda RBX: 00007f4adc0076c0 RCX: 00007f4adc847c49 [ 29.275472][ T635] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 29.275473][ T635] RBP: 00007f4adc006f70 R08: 0000000000000001 R09: 00007f4adc0076c0 [ 29.275474][ T635] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f4adb807000 [ 29.275475][ T635] R13: 00007ffc15dd4790 R14: 0000000000000002 R15: 00007ffc15dd4897 [ 29.275482][ T635] [ 29.405159][ T71] br0: port 1(veth1) entered disabled state [ 29.414948][ T71] veth1 (unregistering): left allmulticast mode [ 29.415369][ T71] veth1 (unregistering): left promiscuous mode [ 29.416150][ T71] br0: port 1(veth1) entered disabled state [ 29.446429][ T71] veth_segment: left allmulticast mode [ 29.446958][ T71] veth_segment: left promiscuous mode [ 29.447346][ T71] br0: port 2(veth_segment) entered disabled state [ 46.483725][ T1051] br0: port 1(veth1) entered blocking state [ 46.483743][ T1051] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 46.483745][ T1051] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1051, name: ip [ 46.483746][ T1051] preempt_count: 1, expected: 0 [ 46.483747][ T1051] RCU nest depth: 0, expected: 0 [ 46.483748][ T1051] locks held by ip/1051: 5, last CPU#2: [ 46.483750][ T1051] #0: ffffffff9831b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 46.483762][ T1051] #1: ffffffff97b7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 46.483767][ T1051] #2: ffffffff97b7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 46.483771][ T1051] #3: ffffffff97a9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 46.483775][ T1051] #4: ffffffff97a9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 46.483779][ T1051] irq event stamp: 21334 [ 46.483780][ T1051] hardirqs last enabled at (21333): [] __down_trylock_console_sem+0x86/0xa0 [ 46.483783][ T1051] hardirqs last disabled at (21334): [] console_emit_next_record+0x3d4/0x4c0 [ 46.483785][ T1051] softirqs last enabled at (21282): [] __alloc_skb+0x4c2/0x5f0 [ 46.483788][ T1051] softirqs last disabled at (21280): [] __alloc_skb+0x4c2/0x5f0 [ 46.483791][ T1051] Preemption disabled at: [ 46.483791][ T1051] [] vprintk_emit+0x31b/0x3e0 [ 46.483796][ T1051] CPU: 2 UID: 0 PID: 1051 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 46.483800][ T1051] Tainted: [W]=WARN [ 46.483800][ T1051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.483802][ T1051] Call Trace: [ 46.483803][ T1051] [ 46.483805][ T1051] dump_stack_lvl+0x6f/0xa0 [ 46.483810][ T1051] ? vprintk_emit+0x31b/0x3e0 [ 46.483812][ T1051] __might_resched.cold+0x1fe/0x2c1 [ 46.483816][ T1051] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 46.483820][ T1051] ? __kmalloc_noprof+0xdb/0x760 [ 46.483825][ T1051] __kmalloc_noprof+0x443/0x760 [ 46.483827][ T1051] ? alloc_buf.isra.0+0x4b/0x260 [ 46.483833][ T1051] ? do_raw_spin_unlock+0x59/0x250 [ 46.483836][ T1051] alloc_buf.isra.0+0x4b/0x260 [ 46.483839][ T1051] put_chars+0x1e1/0x2f0 [ 46.483842][ T1051] ? __send_to_port+0x420/0x420 [ 46.483843][ T1051] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 46.483846][ T1051] ? validate_chain+0x38b/0xc20 [ 46.483852][ T1051] hvc_console_print+0x292/0x780 [ 46.483860][ T1051] ? hvc_write+0x3a0/0x3a0 [ 46.483862][ T1051] ? rcu_is_watching+0x16/0xd0 [ 46.483864][ T1051] ? lock_acquire+0x13c/0x160 [ 46.483868][ T1051] console_emit_next_record+0x22f/0x4c0 [ 46.483872][ T1051] ? devkmsg_read+0x4b0/0x4b0 [ 46.483874][ T1051] ? console_flush_one_record+0x106/0x710 [ 46.483877][ T1051] ? rcu_is_watching+0x16/0xd0 [ 46.483879][ T1051] ? lock_acquire+0x13c/0x160 [ 46.483883][ T1051] console_flush_one_record+0x46f/0x710 [ 46.483887][ T1051] ? console_emit_next_record+0x4c0/0x4c0 [ 46.483889][ T1051] ? __lock_acquire+0x518/0xc20 [ 46.483894][ T1051] console_unlock+0xee/0x1f0 [ 46.483897][ T1051] ? console_flush_one_record+0x710/0x710 [ 46.483898][ T1051] ? rcu_is_watching+0x16/0xd0 [ 46.483900][ T1051] ? lock_acquire+0xe0/0x160 [ 46.483904][ T1051] ? __down_trylock_console_sem+0x5e/0xa0 [ 46.483905][ T1051] ? vprintk_emit+0x320/0x3e0 [ 46.483908][ T1051] vprintk_emit+0x37c/0x3e0 [ 46.483911][ T1051] ? wake_up_klogd_work_func+0x90/0x90 [ 46.483913][ T1051] ? __lock_release.isra.0+0x69/0x1a0 [ 46.483916][ T1051] ? mark_held_locks+0x40/0x70 [ 46.483919][ T1051] _printk+0xc7/0x100 [ 46.483923][ T1051] ? snapshot_read.cold+0x21/0x21 [ 46.483926][ T1051] ? br_multicast_flood+0x960/0x960 [ 46.483930][ T1051] ? do_setlink.isra.0+0x9ec/0x2a60 [ 46.483931][ T1051] ? rtnl_newlink+0x9f1/0x11b0 [ 46.483932][ T1051] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 46.483937][ T1051] br_set_state+0x22f/0x430 [ 46.483941][ T1051] br_init_port+0xc4/0x200 [ 46.483943][ T1051] new_nbp+0x3a0/0x650 [ 46.483947][ T1051] br_add_if+0x212/0x1320 [ 46.483950][ T1051] ? is_bpf_text_address+0x72/0x110 [ 46.483953][ T1051] ? kernel_text_address+0x149/0x170 [ 46.483958][ T1051] do_set_master+0x3b2/0x780 [ 46.483962][ T1051] do_setlink.isra.0+0x9ec/0x2a60 [ 46.483966][ T1051] ? stack_trace_save+0x93/0xc0 [ 46.483969][ T1051] ? rtnl_link_get_size+0x350/0x350 [ 46.483970][ T1051] ? rcu_read_lock_any_held+0x66/0x90 [ 46.483973][ T1051] ? stack_depot_save_flags+0x38e/0x790 [ 46.483976][ T1051] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 46.483978][ T1051] ? rcu_read_lock_any_held+0x3c/0x90 [ 46.483980][ T1051] ? validate_chain+0x38b/0xc20 [ 46.483982][ T1051] ? kasan_save_stack+0x3d/0x50 [ 46.483985][ T1051] ? kasan_save_stack+0x2f/0x50 [ 46.483986][ T1051] ? kasan_save_track+0x14/0x30 [ 46.483987][ T1051] ? __kasan_kmalloc+0x7b/0x90 [ 46.483989][ T1051] ? __lock_acquire+0x518/0xc20 [ 46.483991][ T1051] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 46.483994][ T1051] ? ___sys_sendmsg+0xd0/0x1d0 [ 46.483998][ T1051] ? lock_acquire.part.0+0xd4/0x280 [ 46.484000][ T1051] ? rtnl_newlink+0x9a8/0x11b0 [ 46.484003][ T1051] ? rcu_is_watching+0x16/0xd0 [ 46.484004][ T1051] ? lock_acquire+0x13c/0x160 [ 46.484006][ T1051] ? rcu_is_watching+0x16/0xd0 [ 46.484007][ T1051] ? rcu_is_watching+0x16/0xd0 [ 46.484008][ T1051] ? trace_contention_end+0xb3/0x180 [ 46.484011][ T1051] ? __mutex_lock+0x1db/0x1ea0 [ 46.484014][ T1051] ? __mutex_lock+0x9a3/0x1ea0 [ 46.484015][ T1051] ? rtnl_newlink+0x9a8/0x11b0 [ 46.484019][ T1051] ? ww_mutex_lock+0x160/0x160 [ 46.484020][ T1051] ? nla_get_range_signed+0x3d0/0x3d0 [ 46.484025][ T1051] ? rcu_is_watching+0x16/0xd0 [ 46.484027][ T1051] ? __rtnl_newlink+0x3fa/0xa50 [ 46.484032][ T1051] rtnl_newlink+0x9f1/0x11b0 [ 46.484037][ T1051] ? rtnl_bridge_getlink+0x850/0x850 [ 46.484039][ T1051] ? __lock_acquire+0x518/0xc20 [ 46.484044][ T1051] ? lock_acquire.part.0+0xd4/0x280 [ 46.484045][ T1051] ? find_held_lock+0x2b/0x80 [ 46.484047][ T1051] ? rtnl_bridge_getlink+0x850/0x850 [ 46.484049][ T1051] ? __lock_release.isra.0+0x69/0x1a0 [ 46.484053][ T1051] ? rtnl_bridge_getlink+0x850/0x850 [ 46.484055][ T1051] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 46.484058][ T1051] ? rtnl_link_fill+0x920/0x920 [ 46.484059][ T1051] ? __lock_acquire+0x518/0xc20 [ 46.484064][ T1051] ? lock_acquire.part.0+0xd4/0x280 [ 46.484066][ T1051] ? find_held_lock+0x2b/0x80 [ 46.484069][ T1051] netlink_rcv_skb+0x14e/0x3a0 [ 46.484072][ T1051] ? rtnl_link_fill+0x920/0x920 [ 46.484075][ T1051] ? netlink_ack+0xcf0/0xcf0 [ 46.484082][ T1051] ? netlink_deliver_tap+0xc5/0x330 [ 46.484083][ T1051] ? netlink_deliver_tap+0x13c/0x330 [ 46.484088][ T1051] netlink_unicast+0x486/0x750 [ 46.484092][ T1051] ? netlink_attachskb+0x810/0x810 [ 46.484094][ T1051] ? find_held_lock+0x2b/0x80 [ 46.484099][ T1051] netlink_sendmsg+0x75b/0xc90 [ 46.484103][ T1051] ? netlink_unicast+0x750/0x750 [ 46.484107][ T1051] ? __lock_release.isra.0+0x69/0x1a0 [ 46.484108][ T1051] ? __import_iovec+0x36c/0x620 [ 46.484114][ T1051] __sock_sendmsg+0xce/0x190 [ 46.484117][ T1051] ____sys_sendmsg+0x61a/0x860 [ 46.484119][ T1051] ? copy_msghdr_from_user+0x279/0x420 [ 46.484121][ T1051] ? sock_write_iter+0x400/0x400 [ 46.484123][ T1051] ? move_addr_to_kernel+0x40/0x40 [ 46.484130][ T1051] ___sys_sendmsg+0x14e/0x1d0 [ 46.484133][ T1051] ? copy_msghdr_from_user+0x420/0x420 [ 46.484149][ T1051] __sys_sendmsg+0x12c/0x1d0 [ 46.484152][ T1051] ? __sys_sendmsg_sock+0x20/0x20 [ 46.484158][ T1051] ? rcu_is_watching+0x16/0xd0 [ 46.484161][ T1051] do_syscall_64+0xff/0x530 [ 46.484164][ T1051] ? exc_page_fault+0xee/0x100 [ 46.484167][ T1051] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 46.484169][ T1051] RIP: 0033:0x7f8aa378a54e [ 46.484173][ T1051] 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 [ 46.484174][ T1051] RSP: 002b:00007ffdb0042140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 46.484177][ T1051] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f8aa378a54e [ 46.484178][ T1051] RDX: 0000000000000000 RSI: 00007ffdb00421f0 RDI: 0000000000000005 [ 46.484179][ T1051] RBP: 00007ffdb0042150 R08: 0000000000000000 R09: 0000000000000000 [ 46.484180][ T1051] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a919987 [ 46.484181][ T1051] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdb00428c0 [ 46.484188][ T1051] [ 46.523746][ T1051] br0: port 1(veth1) entered disabled state [ 46.524057][ T1051] veth1: entered allmulticast mode [ 46.525083][ T1051] veth1: entered promiscuous mode [ 46.745219][ T1056] br0: port 2(veth_segment) entered blocking state [ 46.745522][ T1056] br0: port 2(veth_segment) entered disabled state [ 46.745820][ T1056] veth_segment: entered allmulticast mode [ 46.746831][ T1056] veth_segment: entered promiscuous mode [ 46.773389][ T1057] br0: port 2(veth_segment) entered blocking state [ 46.773731][ T1057] br0: port 2(veth_segment) entered forwarding state [ 46.774167][ T1057] br0: port 1(veth1) entered blocking state [ 46.774481][ T1057] br0: port 1(veth1) entered forwarding state [ 49.171678][ T1070] iperf3 (1070) used greatest stack depth: 21760 bytes left [ 49.171696][ T1070] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 49.171698][ T1070] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1070, name: iperf3 [ 49.171700][ T1070] preempt_count: 2, expected: 0 [ 49.171700][ T1070] RCU nest depth: 0, expected: 0 [ 49.171701][ T1070] locks held by iperf3/1070: 5, last CPU#3: [ 49.171703][ T1070] #0: ffffffff97a167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 49.171714][ T1070] #1: ffffffff97b7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 49.171719][ T1070] #2: ffffffff97b7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 49.171724][ T1070] #3: ffffffff97a9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 49.171727][ T1070] #4: ffffffff97a9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 49.171731][ T1070] irq event stamp: 1287822 [ 49.171732][ T1070] hardirqs last enabled at (1287821): [] __down_trylock_console_sem+0x86/0xa0 [ 49.171735][ T1070] hardirqs last disabled at (1287822): [] console_emit_next_record+0x3d4/0x4c0 [ 49.171737][ T1070] softirqs last enabled at (1287684): [] fpu__clear_user_states+0x104/0x290 [ 49.171741][ T1070] softirqs last disabled at (1287682): [] fpu__clear_user_states+0x6d/0x290 [ 49.171743][ T1070] Preemption disabled at: [ 49.171744][ T1070] [<0000000000000000>] 0x0 [ 49.171751][ T1070] CPU: 3 UID: 0 PID: 1070 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 49.171754][ T1070] Tainted: [W]=WARN [ 49.171755][ T1070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.171757][ T1070] Call Trace: [ 49.171759][ T1070] [ 49.171760][ T1070] dump_stack_lvl+0x6f/0xa0 [ 49.171766][ T1070] __might_resched.cold+0x1fe/0x2c1 [ 49.171771][ T1070] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 49.171775][ T1070] ? __kmalloc_noprof+0xdb/0x760 [ 49.171779][ T1070] __kmalloc_noprof+0x443/0x760 [ 49.171781][ T1070] ? alloc_buf.isra.0+0x4b/0x260 [ 49.171787][ T1070] ? do_raw_spin_unlock+0x59/0x250 [ 49.171790][ T1070] alloc_buf.isra.0+0x4b/0x260 [ 49.171794][ T1070] put_chars+0x1e1/0x2f0 [ 49.171795][ T1070] ? prb_final_commit+0x50/0x50 [ 49.171797][ T1070] ? __send_to_port+0x420/0x420 [ 49.171800][ T1070] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 49.171803][ T1070] ? rcu_read_lock_any_held+0x3c/0x90 [ 49.171806][ T1070] ? validate_chain+0x38b/0xc20 [ 49.171810][ T1070] hvc_console_print+0x292/0x780 [ 49.171814][ T1070] ? mark_usage+0x61/0x170 [ 49.171816][ T1070] ? __lock_acquire+0x518/0xc20 [ 49.171817][ T1070] ? __lock_acquire+0x518/0xc20 [ 49.171821][ T1070] ? hvc_write+0x3a0/0x3a0 [ 49.171824][ T1070] ? console_emit_next_record+0x1df/0x4c0 [ 49.171827][ T1070] ? rcu_is_watching+0x16/0xd0 [ 49.171829][ T1070] ? lock_acquire+0x13c/0x160 [ 49.171833][ T1070] console_emit_next_record+0x22f/0x4c0 [ 49.171837][ T1070] ? devkmsg_read+0x4b0/0x4b0 [ 49.171839][ T1070] ? console_flush_one_record+0x106/0x710 [ 49.171842][ T1070] ? rcu_is_watching+0x16/0xd0 [ 49.171844][ T1070] ? lock_acquire+0x13c/0x160 [ 49.171848][ T1070] console_flush_one_record+0x46f/0x710 [ 49.171852][ T1070] ? console_emit_next_record+0x4c0/0x4c0 [ 49.171854][ T1070] ? __lock_acquire+0x518/0xc20 [ 49.171859][ T1070] console_unlock+0xee/0x1f0 [ 49.171862][ T1070] ? console_flush_one_record+0x710/0x710 [ 49.171863][ T1070] ? rcu_is_watching+0x16/0xd0 [ 49.171865][ T1070] ? lock_acquire+0xe0/0x160 [ 49.171869][ T1070] ? __down_trylock_console_sem+0x5e/0xa0 [ 49.171871][ T1070] ? vprintk_emit+0x320/0x3e0 [ 49.171873][ T1070] vprintk_emit+0x37c/0x3e0 [ 49.171876][ T1070] ? wake_up_klogd_work_func+0x90/0x90 [ 49.171877][ T1070] ? do_raw_spin_unlock+0x59/0x250 [ 49.171881][ T1070] ? __lock_acquire+0x518/0xc20 [ 49.171884][ T1070] _printk+0xc7/0x100 [ 49.171888][ T1070] ? snapshot_read.cold+0x21/0x21 [ 49.171890][ T1070] ? do_raw_spin_lock+0x131/0x280 [ 49.171893][ T1070] ? __rwlock_init+0x150/0x150 [ 49.171897][ T1070] ? do_raw_spin_lock+0x131/0x280 [ 49.171899][ T1070] do_exit.cold+0x82/0x9c [ 49.171903][ T1070] ? exit_notify+0x890/0x890 [ 49.171908][ T1070] __x64_sys_exit+0x42/0x50 [ 49.171910][ T1070] x64_sys_call+0x156c/0x1570 [ 49.171912][ T1070] do_syscall_64+0xff/0x530 [ 49.171916][ T1070] ? exc_page_fault+0xee/0x100 [ 49.171919][ T1070] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 49.171921][ T1070] RIP: 0033:0x7fd4c6101c49 [ 49.171923][ T1070] Code: Unable to access opcode bytes at 0x7fd4c6101c1f. [ 49.171924][ T1070] RSP: 002b:00007fd4c58c0e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 49.171927][ T1070] RAX: ffffffffffffffda RBX: 00007fd4c58c16c0 RCX: 00007fd4c6101c49 [ 49.171928][ T1070] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 49.171929][ T1070] RBP: 00007fd4c58c0f70 R08: 0000000000000001 R09: 00007fd4c58c16c0 [ 49.171930][ T1070] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fd4c50c1000 [ 49.171931][ T1070] R13: 00007ffcc1b81ab0 R14: 0000000000000002 R15: 00007ffcc1b81bb7 [ 49.171938][ T1070] [ 49.295814][ T71] br0: port 1(veth1) entered disabled state [ 49.303988][ T71] veth1 (unregistering): left allmulticast mode [ 49.304327][ T71] veth1 (unregistering): left promiscuous mode [ 49.305706][ T71] br0: port 1(veth1) entered disabled state [ 49.335733][ T71] veth_segment: left allmulticast mode [ 49.335984][ T71] veth_segment: left promiscuous mode [ 49.336312][ T71] br0: port 2(veth_segment) entered disabled state