[ 9.362363][ T207] ip (207) used greatest stack depth: 24416 bytes left [ 9.362380][ T207] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.362382][ T207] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 207, name: ip [ 9.362383][ T207] preempt_count: 2, expected: 0 [ 9.362384][ T207] RCU nest depth: 0, expected: 0 [ 9.362385][ T207] locks held by ip/207: 5, last CPU#2: [ 9.362387][ T207] #0: ffffffff9c6167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.362398][ T207] #1: ffffffff9c77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.362403][ T207] #2: ffffffff9c77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.362407][ T207] #3: ffffffff9c69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.362411][ T207] #4: ffffffff9c69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.362415][ T207] irq event stamp: 16002 [ 9.362416][ T207] hardirqs last enabled at (16001): [] __down_trylock_console_sem+0x86/0xa0 [ 9.362419][ T207] hardirqs last disabled at (16002): [] console_emit_next_record+0x3d4/0x4c0 [ 9.362421][ T207] softirqs last enabled at (14910): [] handle_softirqs+0x67c/0x900 [ 9.362424][ T207] softirqs last disabled at (14901): [] __irq_exit_rcu+0x145/0x1c0 [ 9.362426][ T207] Preemption disabled at: [ 9.362427][ T207] [<0000000000000000>] 0x0 [ 9.362433][ T207] CPU: 2 UID: 0 PID: 207 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.362437][ T207] Tainted: [W]=WARN [ 9.362438][ T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.362439][ T207] Call Trace: [ 9.362441][ T207] [ 9.362442][ T207] dump_stack_lvl+0x6f/0xa0 [ 9.362449][ T207] __might_resched.cold+0x1fe/0x2c1 [ 9.362453][ T207] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.362458][ T207] ? __kmalloc_noprof+0xdb/0x760 [ 9.362462][ T207] __kmalloc_noprof+0x443/0x760 [ 9.362464][ T207] ? alloc_buf.isra.0+0x4b/0x260 [ 9.362471][ T207] ? do_raw_spin_unlock+0x59/0x250 [ 9.362473][ T207] alloc_buf.isra.0+0x4b/0x260 [ 9.362477][ T207] put_chars+0x1e1/0x2f0 [ 9.362479][ T207] ? __send_to_port+0x420/0x420 [ 9.362481][ T207] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.362484][ T207] ? validate_chain+0x38b/0xc20 [ 9.362493][ T207] hvc_console_print+0x292/0x780 [ 9.362501][ T207] ? hvc_write+0x3a0/0x3a0 [ 9.362503][ T207] ? rcu_is_watching+0x16/0xd0 [ 9.362505][ T207] ? lock_acquire+0x13c/0x160 [ 9.362509][ T207] console_emit_next_record+0x22f/0x4c0 [ 9.362513][ T207] ? devkmsg_read+0x4b0/0x4b0 [ 9.362515][ T207] ? console_flush_one_record+0x106/0x710 [ 9.362518][ T207] ? rcu_is_watching+0x16/0xd0 [ 9.362519][ T207] ? lock_acquire+0x13c/0x160 [ 9.362523][ T207] console_flush_one_record+0x46f/0x710 [ 9.362527][ T207] ? console_emit_next_record+0x4c0/0x4c0 [ 9.362529][ T207] ? __lock_acquire+0x518/0xc20 [ 9.362534][ T207] console_unlock+0xee/0x1f0 [ 9.362537][ T207] ? console_flush_one_record+0x710/0x710 [ 9.362539][ T207] ? rcu_is_watching+0x16/0xd0 [ 9.362541][ T207] ? lock_acquire+0xe0/0x160 [ 9.362544][ T207] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.362546][ T207] ? vprintk_emit+0x320/0x3e0 [ 9.362549][ T207] vprintk_emit+0x37c/0x3e0 [ 9.362552][ T207] ? wake_up_klogd_work_func+0x90/0x90 [ 9.362555][ T207] ? __lock_acquire+0x518/0xc20 [ 9.362558][ T207] _printk+0xc7/0x100 [ 9.362562][ T207] ? snapshot_read.cold+0x21/0x21 [ 9.362565][ T207] ? do_raw_spin_lock+0x131/0x280 [ 9.362567][ T207] ? __rwlock_init+0x150/0x150 [ 9.362571][ T207] ? do_raw_spin_lock+0x131/0x280 [ 9.362574][ T207] do_exit.cold+0x82/0x9c [ 9.362578][ T207] ? exit_notify+0x890/0x890 [ 9.362579][ T207] ? __lock_release.isra.0+0x69/0x1a0 [ 9.362582][ T207] ? rcu_is_watching+0x16/0xd0 [ 9.362585][ T207] do_group_exit+0xb8/0x370 [ 9.362588][ T207] __x64_sys_exit_group+0x3c/0x50 [ 9.362590][ T207] x64_sys_call+0x1567/0x1570 [ 9.362592][ T207] do_syscall_64+0xff/0x530 [ 9.362596][ T207] ? exc_page_fault+0xee/0x100 [ 9.362599][ T207] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.362601][ T207] RIP: 0033:0x7f92376db1b8 [ 9.362606][ T207] Code: Unable to access opcode bytes at 0x7f92376db18e. [ 9.362607][ T207] RSP: 002b:00007ffd4fd22548 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.362609][ T207] RAX: ffffffffffffffda RBX: 00007f923780bf88 RCX: 00007f92376db1b8 [ 9.362611][ T207] RDX: 00007f9237425fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.362612][ T207] RBP: 00007ffd4fd225a0 R08: 0000000000000000 R09: 0000000000008010 [ 9.362613][ T207] R10: 00007ffd4fd22360 R11: 0000000000000246 R12: 0000000000000001 [ 9.362613][ T207] R13: 0000000000000000 R14: 00007f923780a680 R15: 00007f923780bfa0 [ 9.362620][ T207] [ 14.020084][ T230] ip (230) used greatest stack depth: 24240 bytes left [ 14.020099][ T230] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 14.020101][ T230] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 230, name: ip [ 14.020102][ T230] preempt_count: 2, expected: 0 [ 14.020103][ T230] RCU nest depth: 0, expected: 0 [ 14.020104][ T230] locks held by ip/230: 5, last CPU#2: [ 14.020106][ T230] #0: ffffffff9c6167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 14.020117][ T230] #1: ffffffff9c77ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 14.020121][ T230] #2: ffffffff9c77de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 14.020126][ T230] #3: ffffffff9c69d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 14.020129][ T230] #4: ffffffff9c69d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 14.020133][ T230] irq event stamp: 26696 [ 14.020134][ T230] hardirqs last enabled at (26695): [] __down_trylock_console_sem+0x86/0xa0 [ 14.020137][ T230] hardirqs last disabled at (26696): [] console_emit_next_record+0x3d4/0x4c0 [ 14.020139][ T230] softirqs last enabled at (25150): [] handle_softirqs+0x67c/0x900 [ 14.020142][ T230] softirqs last disabled at (24239): [] __irq_exit_rcu+0x145/0x1c0 [ 14.020144][ T230] Preemption disabled at: [ 14.020145][ T230] [<0000000000000000>] 0x0 [ 14.020151][ T230] CPU: 2 UID: 0 PID: 230 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.020155][ T230] Tainted: [W]=WARN [ 14.020156][ T230] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.020157][ T230] Call Trace: [ 14.020159][ T230] [ 14.020160][ T230] dump_stack_lvl+0x6f/0xa0 [ 14.020166][ T230] __might_resched.cold+0x1fe/0x2c1 [ 14.020171][ T230] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.020175][ T230] ? __kmalloc_noprof+0xdb/0x760 [ 14.020179][ T230] __kmalloc_noprof+0x443/0x760 [ 14.020181][ T230] ? alloc_buf.isra.0+0x4b/0x260 [ 14.020188][ T230] ? do_raw_spin_unlock+0x59/0x250 [ 14.020191][ T230] alloc_buf.isra.0+0x4b/0x260 [ 14.020194][ T230] put_chars+0x1e1/0x2f0 [ 14.020197][ T230] ? __send_to_port+0x420/0x420 [ 14.020198][ T230] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.020201][ T230] ? validate_chain+0x38b/0xc20 [ 14.020207][ T230] hvc_console_print+0x292/0x780 [ 14.020214][ T230] ? hvc_write+0x3a0/0x3a0 [ 14.020217][ T230] ? rcu_is_watching+0x16/0xd0 [ 14.020219][ T230] ? lock_acquire+0x13c/0x160 [ 14.020223][ T230] console_emit_next_record+0x22f/0x4c0 [ 14.020227][ T230] ? devkmsg_read+0x4b0/0x4b0 [ 14.020228][ T230] ? console_flush_one_record+0x106/0x710 [ 14.020231][ T230] ? rcu_is_watching+0x16/0xd0 [ 14.020233][ T230] ? lock_acquire+0x13c/0x160 [ 14.020237][ T230] console_flush_one_record+0x46f/0x710 [ 14.020241][ T230] ? console_emit_next_record+0x4c0/0x4c0 [ 14.020243][ T230] ? __lock_acquire+0x518/0xc20 [ 14.020248][ T230] console_unlock+0xee/0x1f0 [ 14.020251][ T230] ? console_flush_one_record+0x710/0x710 [ 14.020253][ T230] ? rcu_is_watching+0x16/0xd0 [ 14.020254][ T230] ? lock_acquire+0xe0/0x160 [ 14.020258][ T230] ? __down_trylock_console_sem+0x5e/0xa0 [ 14.020260][ T230] ? vprintk_emit+0x320/0x3e0 [ 14.020262][ T230] vprintk_emit+0x37c/0x3e0 [ 14.020266][ T230] ? wake_up_klogd_work_func+0x90/0x90 [ 14.020268][ T230] ? __lock_acquire+0x518/0xc20 [ 14.020272][ T230] _printk+0xc7/0x100 [ 14.020276][ T230] ? snapshot_read.cold+0x21/0x21 [ 14.020279][ T230] ? do_raw_spin_lock+0x131/0x280 [ 14.020281][ T230] ? __rwlock_init+0x150/0x150 [ 14.020285][ T230] ? do_raw_spin_lock+0x131/0x280 [ 14.020288][ T230] do_exit.cold+0x82/0x9c [ 14.020291][ T230] ? exit_notify+0x890/0x890 [ 14.020293][ T230] ? __lock_release.isra.0+0x69/0x1a0 [ 14.020296][ T230] ? rcu_is_watching+0x16/0xd0 [ 14.020299][ T230] do_group_exit+0xb8/0x370 [ 14.020302][ T230] __x64_sys_exit_group+0x3c/0x50 [ 14.020304][ T230] x64_sys_call+0x1567/0x1570 [ 14.020306][ T230] do_syscall_64+0xff/0x530 [ 14.020310][ T230] ? exc_page_fault+0xee/0x100 [ 14.020313][ T230] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 14.020315][ T230] RIP: 0033:0x7f04ab8711b8 [ 14.020317][ T230] Code: Unable to access opcode bytes at 0x7f04ab87118e. [ 14.020318][ T230] RSP: 002b:00007ffc8fe59a88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 14.020321][ T230] RAX: ffffffffffffffda RBX: 00007f04ab9a1f88 RCX: 00007f04ab8711b8 [ 14.020322][ T230] RDX: 00007f04ab5bbfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 14.020323][ T230] RBP: 00007ffc8fe59ae0 R08: 0000000000000000 R09: 0000000000000050 [ 14.020324][ T230] R10: 00007ffc8fe598a0 R11: 0000000000000246 R12: 0000000000000001 [ 14.020324][ T230] R13: 0000000000000000 R14: 00007f04ab9a0680 R15: 00007f04ab9a1fa0 [ 14.020331][ T230] [ 14.052271][ T231] ip (231) used greatest stack depth: 24080 bytes left