[ 10.576060][ T168] packetdrill (168) used greatest stack depth: 23944 bytes left [ 10.576078][ T168] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.576080][ T168] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 168, name: packetdrill [ 10.576081][ T168] preempt_count: 2, expected: 0 [ 10.576082][ T168] RCU nest depth: 0, expected: 0 [ 10.576083][ T168] locks held by packetdrill/168: 5, last CPU#2: [ 10.576085][ T168] #0: ffffffffa90027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.576098][ T168] #1: ffffffffa9169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.576103][ T168] #2: ffffffffa9169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.576107][ T168] #3: ffffffffa9089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.576110][ T168] #4: ffffffffa9089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.576113][ T168] irq event stamp: 3952848 [ 10.576114][ T168] hardirqs last enabled at (3952847): [] __down_trylock_console_sem+0x86/0xa0 [ 10.576118][ T168] hardirqs last disabled at (3952848): [] console_emit_next_record+0x3d4/0x4c0 [ 10.576120][ T168] softirqs last enabled at (3952008): [] handle_softirqs+0x67c/0x900 [ 10.576122][ T168] softirqs last disabled at (3951163): [] __irq_exit_rcu+0x145/0x1c0 [ 10.576125][ T168] Preemption disabled at: [ 10.576125][ T168] [<0000000000000000>] 0x0 [ 10.576133][ T168] CPU: 2 UID: 0 PID: 168 Comm: packetdrill Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.576136][ T168] Tainted: [W]=WARN [ 10.576137][ T168] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.576139][ T168] Call Trace: [ 10.576140][ T168] [ 10.576142][ T168] dump_stack_lvl+0x6f/0xa0 [ 10.576148][ T168] __might_resched.cold+0x1fe/0x2c1 [ 10.576152][ T168] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.576156][ T168] ? __kmalloc_noprof+0xdb/0x760 [ 10.576161][ T168] __kmalloc_noprof+0x443/0x760 [ 10.576164][ T168] ? alloc_buf.isra.0+0x4b/0x260 [ 10.576171][ T168] ? do_raw_spin_unlock+0x59/0x250 [ 10.576174][ T168] alloc_buf.isra.0+0x4b/0x260 [ 10.576177][ T168] put_chars+0x1e1/0x2f0 [ 10.576180][ T168] ? __send_to_port+0x420/0x420 [ 10.576182][ T168] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.576187][ T168] ? validate_chain+0x38b/0xc20 [ 10.576192][ T168] hvc_console_print+0x292/0x780 [ 10.576199][ T168] ? hvc_write+0x3a0/0x3a0 [ 10.576202][ T168] ? rcu_is_watching+0x16/0xd0 [ 10.576204][ T168] ? lock_acquire+0x13c/0x160 [ 10.576208][ T168] console_emit_next_record+0x22f/0x4c0 [ 10.576212][ T168] ? devkmsg_read+0x4b0/0x4b0 [ 10.576213][ T168] ? console_flush_one_record+0x106/0x710 [ 10.576216][ T168] ? rcu_is_watching+0x16/0xd0 [ 10.576218][ T168] ? lock_acquire+0x13c/0x160 [ 10.576222][ T168] console_flush_one_record+0x46f/0x710 [ 10.576226][ T168] ? console_emit_next_record+0x4c0/0x4c0 [ 10.576227][ T168] ? __lock_acquire+0x518/0xc20 [ 10.576233][ T168] console_unlock+0xee/0x1f0 [ 10.576235][ T168] ? console_flush_one_record+0x710/0x710 [ 10.576237][ T168] ? rcu_is_watching+0x16/0xd0 [ 10.576239][ T168] ? lock_acquire+0x60/0x160 [ 10.576242][ T168] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.576244][ T168] ? vprintk_emit+0x320/0x3e0 [ 10.576247][ T168] vprintk_emit+0x37c/0x3e0 [ 10.576251][ T168] ? wake_up_klogd_work_func+0x90/0x90 [ 10.576252][ T168] ? do_raw_spin_unlock+0x59/0x250 [ 10.576256][ T168] ? __lock_acquire+0x518/0xc20 [ 10.576260][ T168] _printk+0xc7/0x100 [ 10.576264][ T168] ? snapshot_read.cold+0x21/0x21 [ 10.576267][ T168] ? do_raw_spin_lock+0x131/0x280 [ 10.576269][ T168] ? __rwlock_init+0x150/0x150 [ 10.576274][ T168] ? do_raw_spin_lock+0x131/0x280 [ 10.576277][ T168] do_exit.cold+0x82/0x9c [ 10.576280][ T168] ? exit_notify+0x890/0x890 [ 10.576282][ T168] ? __lock_release.isra.0+0x69/0x1a0 [ 10.576285][ T168] ? rcu_is_watching+0x16/0xd0 [ 10.576289][ T168] do_group_exit+0xb8/0x370 [ 10.576292][ T168] __x64_sys_exit_group+0x3c/0x50 [ 10.576294][ T168] x64_sys_call+0x1567/0x1570 [ 10.576297][ T168] do_syscall_64+0xff/0x530 [ 10.576301][ T168] ? irq_exit_rcu+0x1a/0x30 [ 10.576304][ T168] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.576308][ T168] RIP: 0033:0x479678 [ 10.576311][ T168] Code: Unable to access opcode bytes at 0x47964e. [ 10.576313][ T168] RSP: 002b:00007ffde0a90ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.576316][ T168] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000479678 [ 10.576317][ T168] RDX: 00000000301d8708 RSI: fffffffffffffff0 RDI: 0000000000000000 [ 10.576318][ T168] RBP: 00007ffde0a90f50 R08: 0000000000000000 R09: 00000000301d93e0 [ 10.576319][ T168] R10: 0000000000000110 R11: 0000000000000246 R12: 00007ffde0a91088 [ 10.576320][ T168] R13: 00007ffde0a91110 R14: 0000000000000000 R15: 000000000054d560 [ 10.576327][ T168] [ 11.863406][ T200] packetdrill (200) used greatest stack depth: 23504 bytes left [ 11.863424][ T200] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.863426][ T200] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 200, name: packetdrill [ 11.863427][ T200] preempt_count: 2, expected: 0 [ 11.863428][ T200] RCU nest depth: 0, expected: 0 [ 11.863429][ T200] locks held by packetdrill/200: 5, last CPU#3: [ 11.863432][ T200] #0: ffffffffa90027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.863445][ T200] #1: ffffffffa9169cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.863450][ T200] #2: ffffffffa9169d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.863455][ T200] #3: ffffffffa9089660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.863459][ T200] #4: ffffffffa9089560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.863462][ T200] irq event stamp: 4085184 [ 11.863463][ T200] hardirqs last enabled at (4085183): [] __down_trylock_console_sem+0x86/0xa0 [ 11.863467][ T200] hardirqs last disabled at (4085184): [] console_emit_next_record+0x3d4/0x4c0 [ 11.863468][ T200] softirqs last enabled at (4084938): [] tcp_close+0x2b/0xb0 [ 11.863473][ T200] softirqs last disabled at (4084936): [] release_sock+0x21/0x240 [ 11.863477][ T200] Preemption disabled at: [ 11.863477][ T200] [<0000000000000000>] 0x0 [ 11.863484][ T200] CPU: 3 UID: 0 PID: 200 Comm: packetdrill Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.863488][ T200] Tainted: [W]=WARN [ 11.863489][ T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.863490][ T200] Call Trace: [ 11.863492][ T200] [ 11.863493][ T200] dump_stack_lvl+0x6f/0xa0 [ 11.863499][ T200] __might_resched.cold+0x1fe/0x2c1 [ 11.863504][ T200] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.863508][ T200] ? __kmalloc_noprof+0xdb/0x760 [ 11.863513][ T200] __kmalloc_noprof+0x443/0x760 [ 11.863516][ T200] ? alloc_buf.isra.0+0x4b/0x260 [ 11.863522][ T200] ? do_raw_spin_unlock+0x59/0x250 [ 11.863525][ T200] alloc_buf.isra.0+0x4b/0x260 [ 11.863529][ T200] put_chars+0x1e1/0x2f0 [ 11.863532][ T200] ? __send_to_port+0x420/0x420 [ 11.863534][ T200] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.863538][ T200] ? validate_chain+0x38b/0xc20 [ 11.863543][ T200] hvc_console_print+0x292/0x780 [ 11.863550][ T200] ? hvc_write+0x3a0/0x3a0 [ 11.863553][ T200] ? rcu_is_watching+0x16/0xd0 [ 11.863555][ T200] ? lock_acquire+0x13c/0x160 [ 11.863559][ T200] console_emit_next_record+0x22f/0x4c0 [ 11.863563][ T200] ? devkmsg_read+0x4b0/0x4b0 [ 11.863564][ T200] ? console_flush_one_record+0x106/0x710 [ 11.863567][ T200] ? rcu_is_watching+0x16/0xd0 [ 11.863569][ T200] ? lock_acquire+0x13c/0x160 [ 11.863574][ T200] console_flush_one_record+0x46f/0x710 [ 11.863578][ T200] ? console_emit_next_record+0x4c0/0x4c0 [ 11.863579][ T200] ? __lock_acquire+0x518/0xc20 [ 11.863585][ T200] console_unlock+0xee/0x1f0 [ 11.863587][ T200] ? console_flush_one_record+0x710/0x710 [ 11.863588][ T200] ? rcu_is_watching+0x16/0xd0 [ 11.863590][ T200] ? lock_acquire+0x60/0x160 [ 11.863594][ T200] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.863596][ T200] ? vprintk_emit+0x320/0x3e0 [ 11.863599][ T200] vprintk_emit+0x37c/0x3e0 [ 11.863603][ T200] ? wake_up_klogd_work_func+0x90/0x90 [ 11.863604][ T200] ? do_raw_spin_unlock+0x59/0x250 [ 11.863607][ T200] ? __lock_acquire+0x518/0xc20 [ 11.863611][ T200] _printk+0xc7/0x100 [ 11.863615][ T200] ? snapshot_read.cold+0x21/0x21 [ 11.863618][ T200] ? do_raw_spin_lock+0x131/0x280 [ 11.863621][ T200] ? __rwlock_init+0x150/0x150 [ 11.863626][ T200] ? do_raw_spin_lock+0x131/0x280 [ 11.863629][ T200] do_exit.cold+0x82/0x9c [ 11.863632][ T200] ? exit_notify+0x890/0x890 [ 11.863634][ T200] ? __lock_release.isra.0+0x69/0x1a0 [ 11.863637][ T200] ? rcu_is_watching+0x16/0xd0 [ 11.863641][ T200] do_group_exit+0xb8/0x370 [ 11.863644][ T200] __x64_sys_exit_group+0x3c/0x50 [ 11.863647][ T200] x64_sys_call+0x1567/0x1570 [ 11.863650][ T200] do_syscall_64+0xff/0x530 [ 11.863653][ T200] ? irq_exit_rcu+0x1a/0x30 [ 11.863657][ T200] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.863659][ T200] RIP: 0033:0x479678 [ 11.863661][ T200] Code: Unable to access opcode bytes at 0x47964e. [ 11.863662][ T200] RSP: 002b:00007fff5940a7f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.863665][ T200] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000479678 [ 11.863667][ T200] RDX: 000000001e987708 RSI: fffffffffffffff0 RDI: 0000000000000000 [ 11.863668][ T200] RBP: 00007fff5940a850 R08: 0000000000000000 R09: 000000001e9883e0 [ 11.863668][ T200] R10: 0000000000000110 R11: 0000000000000246 R12: 00007fff5940a988 [ 11.863669][ T200] R13: 00007fff5940aa10 R14: 0000000000000000 R15: 000000000054d560 [ 11.863677][ T200]