[ 11.390086][ T261] ip (261) used greatest stack depth: 23848 bytes left [ 11.390101][ T261] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.390104][ T261] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 261, name: ip [ 11.390105][ T261] preempt_count: 2, expected: 0 [ 11.390106][ T261] RCU nest depth: 0, expected: 0 [ 11.390107][ T261] locks held by ip/261: 5, last CPU#3: [ 11.390109][ T261] #0: ffffffffba2127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.390123][ T261] #1: ffffffffba379cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.390129][ T261] #2: ffffffffba379d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.390132][ T261] #3: ffffffffba299660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.390137][ T261] #4: ffffffffba299560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.390140][ T261] irq event stamp: 21740 [ 11.390141][ T261] hardirqs last enabled at (21739): [] __down_trylock_console_sem+0x86/0xa0 [ 11.390144][ T261] hardirqs last disabled at (21740): [] console_emit_next_record+0x3d4/0x4c0 [ 11.390145][ T261] softirqs last enabled at (20152): [] netlink_release+0x17b/0xcf0 [ 11.390150][ T261] softirqs last disabled at (20150): [] netlink_release+0xd2/0xcf0 [ 11.390152][ T261] Preemption disabled at: [ 11.390153][ T261] [<0000000000000000>] 0x0 [ 11.390159][ T261] CPU: 3 UID: 0 PID: 261 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.390163][ T261] Tainted: [W]=WARN [ 11.390164][ T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.390165][ T261] Call Trace: [ 11.390166][ T261] [ 11.390168][ T261] dump_stack_lvl+0x6f/0xa0 [ 11.390174][ T261] __might_resched.cold+0x1fe/0x2c1 [ 11.390179][ T261] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.390183][ T261] ? __kmalloc_noprof+0xdb/0x760 [ 11.390188][ T261] __kmalloc_noprof+0x443/0x760 [ 11.390190][ T261] ? alloc_buf.isra.0+0x4b/0x260 [ 11.390195][ T261] ? do_raw_spin_unlock+0x59/0x250 [ 11.390198][ T261] alloc_buf.isra.0+0x4b/0x260 [ 11.390202][ T261] put_chars+0x1e1/0x2f0 [ 11.390205][ T261] ? __send_to_port+0x420/0x420 [ 11.390206][ T261] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.390211][ T261] ? validate_chain+0x38b/0xc20 [ 11.390216][ T261] hvc_console_print+0x292/0x780 [ 11.390223][ T261] ? hvc_write+0x3a0/0x3a0 [ 11.390225][ T261] ? rcu_is_watching+0x16/0xd0 [ 11.390227][ T261] ? lock_acquire+0x13c/0x160 [ 11.390231][ T261] console_emit_next_record+0x22f/0x4c0 [ 11.390235][ T261] ? devkmsg_read+0x4b0/0x4b0 [ 11.390237][ T261] ? console_flush_one_record+0x106/0x710 [ 11.390240][ T261] ? rcu_is_watching+0x16/0xd0 [ 11.390242][ T261] ? lock_acquire+0x13c/0x160 [ 11.390246][ T261] console_flush_one_record+0x46f/0x710 [ 11.390250][ T261] ? console_emit_next_record+0x4c0/0x4c0 [ 11.390252][ T261] ? __lock_acquire+0x518/0xc20 [ 11.390257][ T261] console_unlock+0xee/0x1f0 [ 11.390260][ T261] ? console_flush_one_record+0x710/0x710 [ 11.390262][ T261] ? rcu_is_watching+0x16/0xd0 [ 11.390264][ T261] ? lock_acquire+0x60/0x160 [ 11.390267][ T261] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.390269][ T261] ? vprintk_emit+0x320/0x3e0 [ 11.390272][ T261] vprintk_emit+0x37c/0x3e0 [ 11.390276][ T261] ? wake_up_klogd_work_func+0x90/0x90 [ 11.390279][ T261] ? __lock_acquire+0x518/0xc20 [ 11.390283][ T261] _printk+0xc7/0x100 [ 11.390286][ T261] ? snapshot_read.cold+0x21/0x21 [ 11.390289][ T261] ? do_raw_spin_lock+0x131/0x280 [ 11.390291][ T261] ? __rwlock_init+0x150/0x150 [ 11.390295][ T261] ? do_raw_spin_lock+0x131/0x280 [ 11.390298][ T261] do_exit.cold+0x82/0x9c [ 11.390302][ T261] ? exit_notify+0x890/0x890 [ 11.390303][ T261] ? __lock_release.isra.0+0x69/0x1a0 [ 11.390305][ T261] ? rcu_is_watching+0x16/0xd0 [ 11.390309][ T261] do_group_exit+0xb8/0x370 [ 11.390312][ T261] __x64_sys_exit_group+0x3c/0x50 [ 11.390314][ T261] x64_sys_call+0x1567/0x1570 [ 11.390317][ T261] do_syscall_64+0xff/0x530 [ 11.390320][ T261] ? exc_page_fault+0xee/0x100 [ 11.390323][ T261] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.390325][ T261] RIP: 0033:0x7fcd0b38c1b8 [ 11.390327][ T261] Code: Unable to access opcode bytes at 0x7fcd0b38c18e. [ 11.390328][ T261] RSP: 002b:00007ffcb5d71198 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.390330][ T261] RAX: ffffffffffffffda RBX: 00007fcd0b4bcf88 RCX: 00007fcd0b38c1b8 [ 11.390332][ T261] RDX: 00007fcd0b0d6fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.390333][ T261] RBP: 00007ffcb5d711f0 R08: 0000000000000000 R09: 0000000000000050 [ 11.390333][ T261] R10: 00007ffcb5d70fb0 R11: 0000000000000246 R12: 0000000000000001 [ 11.390334][ T261] R13: 0000000000000000 R14: 00007fcd0b4bb680 R15: 00007fcd0b4bcfa0 [ 11.390341][ T261] [ 25.186344][ T476] iperf3 (476) used greatest stack depth: 22640 bytes left [ 25.186364][ T476] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 25.186367][ T476] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 476, name: iperf3 [ 25.186368][ T476] preempt_count: 2, expected: 0 [ 25.186369][ T476] RCU nest depth: 0, expected: 0 [ 25.186370][ T476] locks held by iperf3/476: 5, last CPU#0: [ 25.186372][ T476] #0: ffffffffba2127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 25.186385][ T476] #1: ffffffffba379cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 25.186391][ T476] #2: ffffffffba379d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 25.186395][ T476] #3: ffffffffba299660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 25.186399][ T476] #4: ffffffffba299560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 25.186403][ T476] irq event stamp: 5929132 [ 25.186404][ T476] hardirqs last enabled at (5929131): [] __down_trylock_console_sem+0x86/0xa0 [ 25.186406][ T476] hardirqs last disabled at (5929132): [] console_emit_next_record+0x3d4/0x4c0 [ 25.186408][ T476] softirqs last enabled at (5927150): [] handle_softirqs+0x67c/0x900 [ 25.186411][ T476] softirqs last disabled at (5926249): [] __irq_exit_rcu+0x145/0x1c0 [ 25.186413][ T476] Preemption disabled at: [ 25.186414][ T476] [<0000000000000000>] 0x0 [ 25.186421][ T476] CPU: 0 UID: 0 PID: 476 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 25.186424][ T476] Tainted: [W]=WARN [ 25.186425][ T476] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.186427][ T476] Call Trace: [ 25.186429][ T476] [ 25.186430][ T476] dump_stack_lvl+0x6f/0xa0 [ 25.186436][ T476] __might_resched.cold+0x1fe/0x2c1 [ 25.186441][ T476] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 25.186445][ T476] ? __kmalloc_noprof+0xdb/0x760 [ 25.186450][ T476] __kmalloc_noprof+0x443/0x760 [ 25.186452][ T476] ? alloc_buf.isra.0+0x4b/0x260 [ 25.186458][ T476] ? do_raw_spin_unlock+0x59/0x250 [ 25.186461][ T476] alloc_buf.isra.0+0x4b/0x260 [ 25.186464][ T476] put_chars+0x1e1/0x2f0 [ 25.186467][ T476] ? prb_final_commit+0x50/0x50 [ 25.186469][ T476] ? __send_to_port+0x420/0x420 [ 25.186472][ T476] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.186476][ T476] ? rcu_read_lock_any_held+0x3c/0x90 [ 25.186478][ T476] ? validate_chain+0x38b/0xc20 [ 25.186482][ T476] hvc_console_print+0x292/0x780 [ 25.186485][ T476] ? mark_usage+0x61/0x170 [ 25.186487][ T476] ? __lock_acquire+0x518/0xc20 [ 25.186488][ T476] ? __lock_acquire+0x518/0xc20 [ 25.186492][ T476] ? hvc_write+0x3a0/0x3a0 [ 25.186494][ T476] ? console_emit_next_record+0x1df/0x4c0 [ 25.186497][ T476] ? rcu_is_watching+0x16/0xd0 [ 25.186500][ T476] ? lock_acquire+0x13c/0x160 [ 25.186504][ T476] console_emit_next_record+0x22f/0x4c0 [ 25.186508][ T476] ? devkmsg_read+0x4b0/0x4b0 [ 25.186509][ T476] ? console_flush_one_record+0x106/0x710 [ 25.186512][ T476] ? rcu_is_watching+0x16/0xd0 [ 25.186515][ T476] ? lock_acquire+0x13c/0x160 [ 25.186519][ T476] console_flush_one_record+0x46f/0x710 [ 25.186523][ T476] ? console_emit_next_record+0x4c0/0x4c0 [ 25.186524][ T476] ? __lock_acquire+0x518/0xc20 [ 25.186529][ T476] console_unlock+0xee/0x1f0 [ 25.186532][ T476] ? console_flush_one_record+0x710/0x710 [ 25.186534][ T476] ? rcu_is_watching+0x16/0xd0 [ 25.186536][ T476] ? lock_acquire+0x60/0x160 [ 25.186540][ T476] ? __down_trylock_console_sem+0x5e/0xa0 [ 25.186541][ T476] ? vprintk_emit+0x320/0x3e0 [ 25.186545][ T476] vprintk_emit+0x37c/0x3e0 [ 25.186548][ T476] ? wake_up_klogd_work_func+0x90/0x90 [ 25.186551][ T476] ? __lock_acquire+0x518/0xc20 [ 25.186555][ T476] _printk+0xc7/0x100 [ 25.186558][ T476] ? snapshot_read.cold+0x21/0x21 [ 25.186561][ T476] ? do_raw_spin_lock+0x131/0x280 [ 25.186563][ T476] ? __rwlock_init+0x150/0x150 [ 25.186567][ T476] ? do_raw_spin_lock+0x131/0x280 [ 25.186570][ T476] do_exit.cold+0x82/0x9c [ 25.186574][ T476] ? exit_notify+0x890/0x890 [ 25.186578][ T476] __x64_sys_exit+0x42/0x50 [ 25.186580][ T476] x64_sys_call+0x156c/0x1570 [ 25.186583][ T476] do_syscall_64+0xff/0x530 [ 25.186587][ T476] ? exc_page_fault+0xee/0x100 [ 25.186590][ T476] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 25.186592][ T476] RIP: 0033:0x7fc845d99c49 [ 25.186594][ T476] Code: Unable to access opcode bytes at 0x7fc845d99c1f. [ 25.186595][ T476] RSP: 002b:00007fc845558e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 25.186598][ T476] RAX: ffffffffffffffda RBX: 00007fc8455596c0 RCX: 00007fc845d99c49 [ 25.186599][ T476] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 25.186600][ T476] RBP: 00007fc845558f70 R08: 0000000000000001 R09: 00007fc8455596c0 [ 25.186601][ T476] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fc844d59000 [ 25.186602][ T476] R13: 00007ffeda75d850 R14: 0000000000000002 R15: 00007ffeda75d957 [ 25.186608][ T476] [ 25.369701][ T348] tun1: deleting peer with id 10, reason 4 [ 25.371522][ T355] tun2: deleting peer with id 11, reason 4 [ 25.371540][ T362] tun3: deleting peer with id 12, reason 4 [ 25.374280][ T384] tun6: deleting peer with id 15, reason 4 [ 25.374339][ T369] tun4: deleting peer with id 13, reason 4 [ 25.376992][ T376] tun5: deleting peer with id 14, reason 4 [ 25.381355][ T383] tun0: deleting peer with id 6, reason 4 [ 25.387571][ T383] tun0: deleting peer with id 5, reason 4 [ 25.394896][ T383] tun0: deleting peer with id 4, reason 4 [ 25.402792][ T383] tun0: deleting peer with id 3, reason 4 [ 25.412298][ T383] tun0: deleting peer with id 2, reason 4 [ 25.421290][ T383] tun0: deleting peer with id 1, reason 4