[ 10.535230][ T200] ip (200) used greatest stack depth: 24400 bytes left [ 10.535248][ T200] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.535251][ T200] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 200, name: ip [ 10.535253][ T200] preempt_count: 2, expected: 0 [ 10.535254][ T200] RCU nest depth: 0, expected: 0 [ 10.535255][ T200] locks held by ip/200: 5, last CPU#3: [ 10.535257][ T200] #0: ffffffff9b2167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.535270][ T200] #1: ffffffff9b37ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.535276][ T200] #2: ffffffff9b37de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.535282][ T200] #3: ffffffff9b29d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.535287][ T200] #4: ffffffff9b29d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.535293][ T200] irq event stamp: 42480 [ 10.535294][ T200] hardirqs last enabled at (42479): [] __down_trylock_console_sem+0x86/0xa0 [ 10.535299][ T200] hardirqs last disabled at (42480): [] console_emit_next_record+0x3d4/0x4c0 [ 10.535301][ T200] softirqs last enabled at (41190): [] netlink_release+0x17b/0xcf0 [ 10.535307][ T200] softirqs last disabled at (41188): [] netlink_release+0xd2/0xcf0 [ 10.535310][ T200] Preemption disabled at: [ 10.535311][ T200] [<0000000000000000>] 0x0 [ 10.535320][ T200] CPU: 3 UID: 0 PID: 200 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.535325][ T200] Tainted: [W]=WARN [ 10.535326][ T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.535328][ T200] Call Trace: [ 10.535330][ T200] [ 10.535332][ T200] dump_stack_lvl+0x6f/0xa0 [ 10.535341][ T200] __might_resched.cold+0x1fe/0x2c1 [ 10.535347][ T200] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.535352][ T200] ? __kmalloc_noprof+0xdb/0x760 [ 10.535358][ T200] __kmalloc_noprof+0x443/0x760 [ 10.535361][ T200] ? alloc_buf.isra.0+0x4b/0x260 [ 10.535370][ T200] ? do_raw_spin_unlock+0x59/0x250 [ 10.535374][ T200] alloc_buf.isra.0+0x4b/0x260 [ 10.535379][ T200] put_chars+0x1e1/0x2f0 [ 10.535383][ T200] ? __send_to_port+0x420/0x420 [ 10.535385][ T200] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.535390][ T200] ? validate_chain+0x38b/0xc20 [ 10.535399][ T200] hvc_console_print+0x292/0x780 [ 10.535411][ T200] ? hvc_write+0x3a0/0x3a0 [ 10.535415][ T200] ? rcu_is_watching+0x16/0xd0 [ 10.535418][ T200] ? lock_acquire+0x13c/0x160 [ 10.535424][ T200] console_emit_next_record+0x22f/0x4c0 [ 10.535430][ T200] ? devkmsg_read+0x4b0/0x4b0 [ 10.535433][ T200] ? console_flush_one_record+0x106/0x710 [ 10.535438][ T200] ? rcu_is_watching+0x16/0xd0 [ 10.535441][ T200] ? lock_acquire+0x13c/0x160 [ 10.535447][ T200] console_flush_one_record+0x46f/0x710 [ 10.535454][ T200] ? console_emit_next_record+0x4c0/0x4c0 [ 10.535457][ T200] ? __lock_acquire+0x518/0xc20 [ 10.535466][ T200] console_unlock+0xee/0x1f0 [ 10.535470][ T200] ? console_flush_one_record+0x710/0x710 [ 10.535473][ T200] ? rcu_is_watching+0x16/0xd0 [ 10.535475][ T200] ? lock_acquire+0xe0/0x160 [ 10.535482][ T200] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.535484][ T200] ? vprintk_emit+0x320/0x3e0 [ 10.535489][ T200] vprintk_emit+0x37c/0x3e0 [ 10.535494][ T200] ? wake_up_klogd_work_func+0x90/0x90 [ 10.535499][ T200] ? __lock_acquire+0x518/0xc20 [ 10.535505][ T200] _printk+0xc7/0x100 [ 10.535510][ T200] ? snapshot_read.cold+0x21/0x21 [ 10.535515][ T200] ? do_raw_spin_lock+0x131/0x280 [ 10.535519][ T200] ? __rwlock_init+0x150/0x150 [ 10.535525][ T200] ? do_raw_spin_lock+0x131/0x280 [ 10.535529][ T200] do_exit.cold+0x82/0x9c [ 10.535534][ T200] ? exit_notify+0x890/0x890 [ 10.535536][ T200] ? __lock_release.isra.0+0x69/0x1a0 [ 10.535540][ T200] ? rcu_is_watching+0x16/0xd0 [ 10.535547][ T200] do_group_exit+0xb8/0x370 [ 10.535551][ T200] __x64_sys_exit_group+0x3c/0x50 [ 10.535554][ T200] x64_sys_call+0x1567/0x1570 [ 10.535557][ T200] do_syscall_64+0xff/0x530 [ 10.535562][ T200] ? exc_page_fault+0xee/0x100 [ 10.535566][ T200] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.535570][ T200] RIP: 0033:0x7f21d9d4d1b8 [ 10.535573][ T200] Code: Unable to access opcode bytes at 0x7f21d9d4d18e. [ 10.535574][ T200] RSP: 002b:00007ffefa6d9498 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.535582][ T200] RAX: ffffffffffffffda RBX: 00007f21d9e7df88 RCX: 00007f21d9d4d1b8 [ 10.535584][ T200] RDX: 00007f21d9a97fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.535586][ T200] RBP: 00007ffefa6d94f0 R08: 0000000000000000 R09: 0000000000000000 [ 10.535587][ T200] R10: 00007ffefa6d92b0 R11: 0000000000000246 R12: 0000000000000001 [ 10.535588][ T200] R13: 0000000000000000 R14: 00007f21d9e7c680 R15: 00007f21d9e7dfa0 [ 10.535600][ T200] [ 39.104401][ T379] ip (379) used greatest stack depth: 24064 bytes left [ 39.104418][ T379] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 39.104420][ T379] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 379, name: ip [ 39.104421][ T379] preempt_count: 2, expected: 0 [ 39.104422][ T379] RCU nest depth: 0, expected: 0 [ 39.104423][ T379] locks held by ip/379: 5, last CPU#2: [ 39.104425][ T379] #0: ffffffff9b2167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 39.104436][ T379] #1: ffffffff9b37ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 39.104441][ T379] #2: ffffffff9b37de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 39.104446][ T379] #3: ffffffff9b29d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 39.104449][ T379] #4: ffffffff9b29d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 39.104453][ T379] irq event stamp: 37380 [ 39.104454][ T379] hardirqs last enabled at (37379): [] __down_trylock_console_sem+0x86/0xa0 [ 39.104458][ T379] hardirqs last disabled at (37380): [] console_emit_next_record+0x3d4/0x4c0 [ 39.104460][ T379] softirqs last enabled at (36368): [] handle_softirqs+0x67c/0x900 [ 39.104462][ T379] softirqs last disabled at (36361): [] __irq_exit_rcu+0x145/0x1c0 [ 39.104465][ T379] Preemption disabled at: [ 39.104465][ T379] [<0000000000000000>] 0x0 [ 39.104472][ T379] CPU: 2 UID: 0 PID: 379 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 39.104475][ T379] Tainted: [W]=WARN [ 39.104476][ T379] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.104478][ T379] Call Trace: [ 39.104480][ T379] [ 39.104481][ T379] dump_stack_lvl+0x6f/0xa0 [ 39.104488][ T379] __might_resched.cold+0x1fe/0x2c1 [ 39.104492][ T379] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 39.104497][ T379] ? __kmalloc_noprof+0xdb/0x760 [ 39.104501][ T379] __kmalloc_noprof+0x443/0x760 [ 39.104503][ T379] ? alloc_buf.isra.0+0x4b/0x260 [ 39.104510][ T379] ? do_raw_spin_unlock+0x59/0x250 [ 39.104513][ T379] alloc_buf.isra.0+0x4b/0x260 [ 39.104516][ T379] put_chars+0x1e1/0x2f0 [ 39.104519][ T379] ? __send_to_port+0x420/0x420 [ 39.104520][ T379] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 39.104523][ T379] ? validate_chain+0x38b/0xc20 [ 39.104529][ T379] hvc_console_print+0x292/0x780 [ 39.104536][ T379] ? hvc_write+0x3a0/0x3a0 [ 39.104539][ T379] ? rcu_is_watching+0x16/0xd0 [ 39.104541][ T379] ? lock_acquire+0x13c/0x160 [ 39.104545][ T379] console_emit_next_record+0x22f/0x4c0 [ 39.104549][ T379] ? devkmsg_read+0x4b0/0x4b0 [ 39.104551][ T379] ? console_flush_one_record+0x106/0x710 [ 39.104554][ T379] ? rcu_is_watching+0x16/0xd0 [ 39.104556][ T379] ? lock_acquire+0x13c/0x160 [ 39.104560][ T379] console_flush_one_record+0x46f/0x710 [ 39.104564][ T379] ? console_emit_next_record+0x4c0/0x4c0 [ 39.104566][ T379] ? __lock_acquire+0x518/0xc20 [ 39.104571][ T379] console_unlock+0xee/0x1f0 [ 39.104574][ T379] ? console_flush_one_record+0x710/0x710 [ 39.104576][ T379] ? rcu_is_watching+0x16/0xd0 [ 39.104577][ T379] ? lock_acquire+0xe0/0x160 [ 39.104581][ T379] ? __down_trylock_console_sem+0x5e/0xa0 [ 39.104583][ T379] ? vprintk_emit+0x320/0x3e0 [ 39.104585][ T379] vprintk_emit+0x37c/0x3e0 [ 39.104589][ T379] ? wake_up_klogd_work_func+0x90/0x90 [ 39.104591][ T379] ? __lock_acquire+0x518/0xc20 [ 39.104595][ T379] _printk+0xc7/0x100 [ 39.104599][ T379] ? snapshot_read.cold+0x21/0x21 [ 39.104601][ T379] ? do_raw_spin_lock+0x131/0x280 [ 39.104604][ T379] ? __rwlock_init+0x150/0x150 [ 39.104608][ T379] ? do_raw_spin_lock+0x131/0x280 [ 39.104611][ T379] do_exit.cold+0x82/0x9c [ 39.104614][ T379] ? exit_notify+0x890/0x890 [ 39.104616][ T379] ? __lock_release.isra.0+0x69/0x1a0 [ 39.104618][ T379] ? rcu_is_watching+0x16/0xd0 [ 39.104622][ T379] do_group_exit+0xb8/0x370 [ 39.104625][ T379] __x64_sys_exit_group+0x3c/0x50 [ 39.104627][ T379] x64_sys_call+0x1567/0x1570 [ 39.104629][ T379] do_syscall_64+0xff/0x530 [ 39.104633][ T379] ? exc_page_fault+0xee/0x100 [ 39.104636][ T379] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 39.104638][ T379] RIP: 0033:0x7f1bcac1d1b8 [ 39.104640][ T379] Code: Unable to access opcode bytes at 0x7f1bcac1d18e. [ 39.104641][ T379] RSP: 002b:00007ffc120d28e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 39.104644][ T379] RAX: ffffffffffffffda RBX: 00007f1bcad4df88 RCX: 00007f1bcac1d1b8 [ 39.104645][ T379] RDX: 00007f1bca967fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 39.104646][ T379] RBP: 00007ffc120d2940 R08: 0000000000000000 R09: 0000000000000000 [ 39.104647][ T379] R10: 00007ffc120d2700 R11: 0000000000000246 R12: 0000000000000001 [ 39.104648][ T379] R13: 0000000000000000 R14: 00007f1bcad4c680 R15: 00007f1bcad4dfa0 [ 39.104657][ T379]