[ 9.476075][ T186] ip (186) used greatest stack depth: 24184 bytes left [ 9.476092][ T186] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.476094][ T186] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 186, name: ip [ 9.476096][ T186] preempt_count: 2, expected: 0 [ 9.476097][ T186] RCU nest depth: 0, expected: 0 [ 9.476098][ T186] locks held by ip/186: 5, last CPU#2: [ 9.476100][ T186] #0: ffffffff98c02f58 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x8e7/0xef0 [ 9.476112][ T186] #1: ffffffff98d6a440 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.476117][ T186] #2: ffffffff98d6a4b8 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.476120][ T186] #3: ffffffff98c89de0 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.476123][ T186] #4: ffffffff98c89ce0 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.476127][ T186] irq event stamp: 31934 [ 9.476127][ T186] hardirqs last enabled at (31933): [] __down_trylock_console_sem+0x86/0xa0 [ 9.476131][ T186] hardirqs last disabled at (31934): [] console_emit_next_record+0x3d4/0x4c0 [ 9.476132][ T186] softirqs last enabled at (31330): [] handle_softirqs+0x67c/0x900 [ 9.476135][ T186] softirqs last disabled at (31325): [] __irq_exit_rcu+0x145/0x1c0 [ 9.476137][ T186] Preemption disabled at: [ 9.476138][ T186] [<0000000000000000>] 0x0 [ 9.476145][ T186] CPU: 2 UID: 0 PID: 186 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.476148][ T186] Tainted: [W]=WARN [ 9.476149][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.476151][ T186] Call Trace: [ 9.476152][ T186] [ 9.476154][ T186] dump_stack_lvl+0x6f/0xa0 [ 9.476159][ T186] __might_resched.cold+0x1fe/0x2c1 [ 9.476163][ T186] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.476166][ T186] ? __kmalloc_noprof+0xdb/0x760 [ 9.476172][ T186] __kmalloc_noprof+0x443/0x760 [ 9.476174][ T186] ? alloc_buf.isra.0+0x4b/0x260 [ 9.476180][ T186] ? do_raw_spin_unlock+0x59/0x250 [ 9.476183][ T186] alloc_buf.isra.0+0x4b/0x260 [ 9.476186][ T186] put_chars+0x1e1/0x2f0 [ 9.476189][ T186] ? __send_to_port+0x420/0x420 [ 9.476195][ T186] hvc_console_print+0x292/0x780 [ 9.476202][ T186] ? hvc_write+0x3a0/0x3a0 [ 9.476205][ T186] ? lock_acquire+0x13c/0x160 [ 9.476209][ T186] console_emit_next_record+0x22f/0x4c0 [ 9.476213][ T186] ? devkmsg_read+0x4b0/0x4b0 [ 9.476214][ T186] ? console_flush_one_record+0x106/0x710 [ 9.476216][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.476220][ T186] ? lock_acquire+0x13c/0x160 [ 9.476224][ T186] console_flush_one_record+0x46f/0x710 [ 9.476227][ T186] ? console_emit_next_record+0x4c0/0x4c0 [ 9.476228][ T186] ? __lock_acquire+0x518/0xc20 [ 9.476234][ T186] console_unlock+0xee/0x1f0 [ 9.476236][ T186] ? console_flush_one_record+0x710/0x710 [ 9.476237][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.476239][ T186] ? lock_acquire+0x60/0x160 [ 9.476243][ T186] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.476244][ T186] ? vprintk_emit+0x320/0x3e0 [ 9.476247][ T186] vprintk_emit+0x37c/0x3e0 [ 9.476250][ T186] ? wake_up_klogd_work_func+0x90/0x90 [ 9.476253][ T186] ? __lock_acquire+0x518/0xc20 [ 9.476257][ T186] _printk+0xc7/0x100 [ 9.476260][ T186] ? snapshot_read.cold+0x21/0x21 [ 9.476263][ T186] ? do_raw_spin_lock+0x131/0x280 [ 9.476266][ T186] ? __rwlock_init+0x150/0x150 [ 9.476270][ T186] ? do_raw_spin_lock+0x131/0x280 [ 9.476272][ T186] do_exit.cold+0x82/0x9c [ 9.476276][ T186] ? exit_notify+0x890/0x890 [ 9.476278][ T186] ? __lock_release.isra.0+0x69/0x1a0 [ 9.476280][ T186] ? rcu_is_watching+0x16/0xd0 [ 9.476284][ T186] do_group_exit+0xb8/0x370 [ 9.476287][ T186] __x64_sys_exit_group+0x3c/0x50 [ 9.476289][ T186] x64_sys_call+0x1567/0x1570 [ 9.476291][ T186] do_syscall_64+0x10e/0x570 [ 9.476295][ T186] ? exc_page_fault+0xee/0x100 [ 9.476298][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.476300][ T186] RIP: 0033:0x7fcd07fdd1b8 [ 9.476306][ T186] Code: Unable to access opcode bytes at 0x7fcd07fdd18e. [ 9.476307][ T186] RSP: 002b:00007fff77652c98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.476310][ T186] RAX: ffffffffffffffda RBX: 00007fcd0810df88 RCX: 00007fcd07fdd1b8 [ 9.476311][ T186] RDX: 00007fcd07d27fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.476312][ T186] RBP: 00007fff77652cf0 R08: 0000000000000000 R09: 0000000000000050 [ 9.476313][ T186] R10: 00007fff77652ab0 R11: 0000000000000246 R12: 0000000000000001 [ 9.476313][ T186] R13: 0000000000000000 R14: 00007fcd0810c680 R15: 00007fcd0810dfa0 [ 9.476320][ T186] [ 10.324969][ T213] ip (213) used greatest stack depth: 24144 bytes left [ 10.593744][ T222] ip (222) used greatest stack depth: 24096 bytes left [ 10.593762][ T222] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.593764][ T222] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 222, name: ip [ 10.593765][ T222] preempt_count: 2, expected: 0 [ 10.593766][ T222] RCU nest depth: 0, expected: 0 [ 10.593767][ T222] locks held by ip/222: 5, last CPU#1: [ 10.593769][ T222] #0: ffffffff98c02f58 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x8e7/0xef0 [ 10.593781][ T222] #1: ffffffff98d6a440 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.593786][ T222] #2: ffffffff98d6a4b8 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.593789][ T222] #3: ffffffff98c89de0 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.593792][ T222] #4: ffffffff98c89ce0 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.593795][ T222] irq event stamp: 23990 [ 10.593796][ T222] hardirqs last enabled at (23989): [] __down_trylock_console_sem+0x86/0xa0 [ 10.593799][ T222] hardirqs last disabled at (23990): [] console_emit_next_record+0x3d4/0x4c0 [ 10.593801][ T222] softirqs last enabled at (23068): [] handle_softirqs+0x67c/0x900 [ 10.593803][ T222] softirqs last disabled at (23063): [] __irq_exit_rcu+0x145/0x1c0 [ 10.593806][ T222] Preemption disabled at: [ 10.593806][ T222] [<0000000000000000>] 0x0 [ 10.593812][ T222] CPU: 1 UID: 0 PID: 222 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.593816][ T222] Tainted: [W]=WARN [ 10.593817][ T222] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.593818][ T222] Call Trace: [ 10.593820][ T222] [ 10.593821][ T222] dump_stack_lvl+0x6f/0xa0 [ 10.593827][ T222] __might_resched.cold+0x1fe/0x2c1 [ 10.593831][ T222] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.593834][ T222] ? __kmalloc_noprof+0xdb/0x760 [ 10.593839][ T222] __kmalloc_noprof+0x443/0x760 [ 10.593842][ T222] ? alloc_buf.isra.0+0x4b/0x260 [ 10.593848][ T222] ? do_raw_spin_unlock+0x59/0x250 [ 10.593851][ T222] alloc_buf.isra.0+0x4b/0x260 [ 10.593854][ T222] put_chars+0x1e1/0x2f0 [ 10.593857][ T222] ? __send_to_port+0x420/0x420 [ 10.593863][ T222] hvc_console_print+0x292/0x780 [ 10.593870][ T222] ? hvc_write+0x3a0/0x3a0 [ 10.593872][ T222] ? lock_acquire+0x13c/0x160 [ 10.593877][ T222] console_emit_next_record+0x22f/0x4c0 [ 10.593880][ T222] ? devkmsg_read+0x4b0/0x4b0 [ 10.593881][ T222] ? console_flush_one_record+0x106/0x710 [ 10.593884][ T222] ? rcu_is_watching+0x16/0xd0 [ 10.593887][ T222] ? lock_acquire+0x13c/0x160 [ 10.593891][ T222] console_flush_one_record+0x46f/0x710 [ 10.593894][ T222] ? console_emit_next_record+0x4c0/0x4c0 [ 10.593896][ T222] ? __lock_acquire+0x518/0xc20 [ 10.593901][ T222] console_unlock+0xee/0x1f0 [ 10.593903][ T222] ? console_flush_one_record+0x710/0x710 [ 10.593904][ T222] ? rcu_is_watching+0x16/0xd0 [ 10.593906][ T222] ? lock_acquire+0x60/0x160 [ 10.593910][ T222] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.593911][ T222] ? vprintk_emit+0x320/0x3e0 [ 10.593914][ T222] vprintk_emit+0x37c/0x3e0 [ 10.593917][ T222] ? wake_up_klogd_work_func+0x90/0x90 [ 10.593920][ T222] ? __lock_acquire+0x518/0xc20 [ 10.593924][ T222] _printk+0xc7/0x100 [ 10.593927][ T222] ? snapshot_read.cold+0x21/0x21 [ 10.593930][ T222] ? do_raw_spin_lock+0x131/0x280 [ 10.593932][ T222] ? __rwlock_init+0x150/0x150 [ 10.593936][ T222] ? do_raw_spin_lock+0x131/0x280 [ 10.593939][ T222] do_exit.cold+0x82/0x9c [ 10.593943][ T222] ? exit_notify+0x890/0x890 [ 10.593944][ T222] ? __lock_release.isra.0+0x69/0x1a0 [ 10.593947][ T222] ? rcu_is_watching+0x16/0xd0 [ 10.593950][ T222] do_group_exit+0xb8/0x370 [ 10.593953][ T222] __x64_sys_exit_group+0x3c/0x50 [ 10.593955][ T222] x64_sys_call+0x1567/0x1570 [ 10.593958][ T222] do_syscall_64+0x10e/0x570 [ 10.593961][ T222] ? exc_page_fault+0xee/0x100 [ 10.593964][ T222] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.593966][ T222] RIP: 0033:0x7f696b7f71b8 [ 10.593969][ T222] Code: Unable to access opcode bytes at 0x7f696b7f718e. [ 10.593970][ T222] RSP: 002b:00007ffcd2483618 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.593972][ T222] RAX: ffffffffffffffda RBX: 00007f696b927f88 RCX: 00007f696b7f71b8 [ 10.593973][ T222] RDX: 00007f696b541fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.593974][ T222] RBP: 00007ffcd2483670 R08: 0000000000000000 R09: 0000000000000050 [ 10.593975][ T222] R10: 00007ffcd2483430 R11: 0000000000000246 R12: 0000000000000001 [ 10.593975][ T222] R13: 0000000000000000 R14: 00007f696b926680 R15: 00007f696b927fa0 [ 10.593982][ T222] [ 18.190283][ T354] grep (354) used greatest stack depth: 23808 bytes left [ 18.190301][ T354] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 18.190303][ T354] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 354, name: grep [ 18.190304][ T354] preempt_count: 2, expected: 0 [ 18.190305][ T354] RCU nest depth: 0, expected: 0 [ 18.190306][ T354] locks held by grep/354: 5, last CPU#1: [ 18.190308][ T354] #0: ffffffff98c02f58 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x8e7/0xef0 [ 18.190320][ T354] #1: ffffffff98d6a440 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 18.190325][ T354] #2: ffffffff98d6a4b8 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 18.190328][ T354] #3: ffffffff98c89de0 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 18.190331][ T354] #4: ffffffff98c89ce0 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 18.190340][ T354] irq event stamp: 15350 [ 18.190341][ T354] hardirqs last enabled at (15349): [] __down_trylock_console_sem+0x86/0xa0 [ 18.190345][ T354] hardirqs last disabled at (15350): [] console_emit_next_record+0x3d4/0x4c0 [ 18.190347][ T354] softirqs last enabled at (14852): [] handle_softirqs+0x67c/0x900 [ 18.190349][ T354] softirqs last disabled at (14847): [] __irq_exit_rcu+0x145/0x1c0 [ 18.190351][ T354] Preemption disabled at: [ 18.190352][ T354] [<0000000000000000>] 0x0 [ 18.190359][ T354] CPU: 1 UID: 0 PID: 354 Comm: grep Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.190362][ T354] Tainted: [W]=WARN [ 18.190363][ T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.190365][ T354] Call Trace: [ 18.190367][ T354] [ 18.190368][ T354] dump_stack_lvl+0x6f/0xa0 [ 18.190373][ T354] __might_resched.cold+0x1fe/0x2c1 [ 18.190378][ T354] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 18.190386][ T354] ? __kmalloc_noprof+0xdb/0x760 [ 18.190391][ T354] __kmalloc_noprof+0x443/0x760 [ 18.190393][ T354] ? alloc_buf.isra.0+0x4b/0x260 [ 18.190399][ T354] ? do_raw_spin_unlock+0x59/0x250 [ 18.190403][ T354] alloc_buf.isra.0+0x4b/0x260 [ 18.190406][ T354] put_chars+0x1e1/0x2f0 [ 18.190409][ T354] ? __send_to_port+0x420/0x420 [ 18.190415][ T354] hvc_console_print+0x292/0x780 [ 18.190422][ T354] ? hvc_write+0x3a0/0x3a0 [ 18.190424][ T354] ? lock_acquire+0x13c/0x160 [ 18.190429][ T354] console_emit_next_record+0x22f/0x4c0 [ 18.190432][ T354] ? devkmsg_read+0x4b0/0x4b0 [ 18.190433][ T354] ? console_flush_one_record+0x106/0x710 [ 18.190436][ T354] ? rcu_is_watching+0x16/0xd0 [ 18.190439][ T354] ? lock_acquire+0x13c/0x160 [ 18.190443][ T354] console_flush_one_record+0x46f/0x710 [ 18.190447][ T354] ? console_emit_next_record+0x4c0/0x4c0 [ 18.190448][ T354] ? __lock_acquire+0x518/0xc20 [ 18.190453][ T354] console_unlock+0xee/0x1f0 [ 18.190455][ T354] ? console_flush_one_record+0x710/0x710 [ 18.190457][ T354] ? rcu_is_watching+0x16/0xd0 [ 18.190459][ T354] ? lock_acquire+0x60/0x160 [ 18.190462][ T354] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.190464][ T354] ? vprintk_emit+0x320/0x3e0 [ 18.190467][ T354] vprintk_emit+0x37c/0x3e0 [ 18.190470][ T354] ? wake_up_klogd_work_func+0x90/0x90 [ 18.190473][ T354] ? __lock_acquire+0x518/0xc20 [ 18.190477][ T354] _printk+0xc7/0x100 [ 18.190480][ T354] ? snapshot_read.cold+0x21/0x21 [ 18.190483][ T354] ? do_raw_spin_lock+0x131/0x280 [ 18.190485][ T354] ? __rwlock_init+0x150/0x150 [ 18.190489][ T354] ? do_raw_spin_lock+0x131/0x280 [ 18.190492][ T354] do_exit.cold+0x82/0x9c [ 18.190496][ T354] ? exit_notify+0x890/0x890 [ 18.190497][ T354] ? __lock_release.isra.0+0x69/0x1a0 [ 18.190500][ T354] ? rcu_is_watching+0x16/0xd0 [ 18.190503][ T354] do_group_exit+0xb8/0x370 [ 18.190506][ T354] __x64_sys_exit_group+0x3c/0x50 [ 18.190508][ T354] x64_sys_call+0x1567/0x1570 [ 18.190511][ T354] do_syscall_64+0x10e/0x570 [ 18.190514][ T354] ? exc_page_fault+0xee/0x100 [ 18.190518][ T354] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.190520][ T354] RIP: 0033:0x7fed79ac81b8 [ 18.190522][ T354] Code: Unable to access opcode bytes at 0x7fed79ac818e. [ 18.190523][ T354] RSP: 002b:00007ffd00cb14e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 18.190525][ T354] RAX: ffffffffffffffda RBX: 00007fed79bf8f88 RCX: 00007fed79ac81b8 [ 18.190526][ T354] RDX: 00007fed79a06e88 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 18.190527][ T354] RBP: 00007ffd00cb1540 R08: 0000000000000000 R09: 0000000000000000 [ 18.190528][ T354] R10: 00007ffd00cb1380 R11: 0000000000000246 R12: 0000000000000002 [ 18.190529][ T354] R13: 0000000000000000 R14: 00007fed79bf7680 R15: 00007fed79bf8fa0 [ 18.190535][ T354]