[ 9.567859][ T176] ip (176) used greatest stack depth: 23896 bytes left [ 9.567875][ T176] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.567877][ T176] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 176, name: ip [ 9.567879][ T176] preempt_count: 2, expected: 0 [ 9.567880][ T176] RCU nest depth: 0, expected: 0 [ 9.567881][ T176] locks held by ip/176: 5, last CPU#3: [ 9.567883][ T176] #0: ffffffffb50267b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.567895][ T176] #1: ffffffffb518dcc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.567900][ T176] #2: ffffffffb518dd38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.567904][ T176] #3: ffffffffb50ad660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.567908][ T176] #4: ffffffffb50ad560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.567911][ T176] irq event stamp: 20846 [ 9.567912][ T176] hardirqs last enabled at (20845): [] __down_trylock_console_sem+0x86/0xa0 [ 9.567914][ T176] hardirqs last disabled at (20846): [] console_emit_next_record+0x3d4/0x4c0 [ 9.567916][ T176] softirqs last enabled at (19844): [] handle_softirqs+0x67c/0x900 [ 9.567918][ T176] softirqs last disabled at (18815): [] __irq_exit_rcu+0x145/0x1c0 [ 9.567920][ T176] Preemption disabled at: [ 9.567921][ T176] [<0000000000000000>] 0x0 [ 9.567927][ T176] CPU: 3 UID: 0 PID: 176 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.567931][ T176] Tainted: [W]=WARN [ 9.567932][ T176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.567933][ T176] Call Trace: [ 9.567934][ T176] [ 9.567936][ T176] dump_stack_lvl+0x6f/0xa0 [ 9.567942][ T176] __might_resched.cold+0x1fe/0x2c1 [ 9.567947][ T176] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.567951][ T176] ? __kmalloc_noprof+0xdb/0x760 [ 9.567955][ T176] __kmalloc_noprof+0x443/0x760 [ 9.567957][ T176] ? alloc_buf.isra.0+0x4b/0x260 [ 9.567964][ T176] ? do_raw_spin_unlock+0x59/0x250 [ 9.567966][ T176] alloc_buf.isra.0+0x4b/0x260 [ 9.567971][ T176] put_chars+0x1e1/0x2f0 [ 9.567974][ T176] ? __send_to_port+0x420/0x420 [ 9.567976][ T176] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.567980][ T176] ? validate_chain+0x38b/0xc20 [ 9.567986][ T176] hvc_console_print+0x292/0x780 [ 9.567993][ T176] ? hvc_write+0x3a0/0x3a0 [ 9.567995][ T176] ? rcu_is_watching+0x16/0xd0 [ 9.567998][ T176] ? lock_acquire+0x13c/0x160 [ 9.568001][ T176] console_emit_next_record+0x22f/0x4c0 [ 9.568005][ T176] ? devkmsg_read+0x4b0/0x4b0 [ 9.568006][ T176] ? console_flush_one_record+0x106/0x710 [ 9.568009][ T176] ? rcu_is_watching+0x16/0xd0 [ 9.568011][ T176] ? lock_acquire+0x13c/0x160 [ 9.568015][ T176] console_flush_one_record+0x46f/0x710 [ 9.568019][ T176] ? console_emit_next_record+0x4c0/0x4c0 [ 9.568021][ T176] ? __lock_acquire+0x518/0xc20 [ 9.568025][ T176] console_unlock+0xee/0x1f0 [ 9.568028][ T176] ? console_flush_one_record+0x710/0x710 [ 9.568029][ T176] ? rcu_is_watching+0x16/0xd0 [ 9.568031][ T176] ? lock_acquire+0x60/0x160 [ 9.568035][ T176] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.568036][ T176] ? vprintk_emit+0x320/0x3e0 [ 9.568039][ T176] vprintk_emit+0x37c/0x3e0 [ 9.568043][ T176] ? wake_up_klogd_work_func+0x90/0x90 [ 9.568046][ T176] ? __lock_acquire+0x518/0xc20 [ 9.568050][ T176] _printk+0xc7/0x100 [ 9.568053][ T176] ? snapshot_read.cold+0x21/0x21 [ 9.568056][ T176] ? do_raw_spin_lock+0x131/0x280 [ 9.568058][ T176] ? __rwlock_init+0x150/0x150 [ 9.568062][ T176] ? do_raw_spin_lock+0x131/0x280 [ 9.568064][ T176] do_exit.cold+0x82/0x9c [ 9.568068][ T176] ? exit_notify+0x890/0x890 [ 9.568070][ T176] ? __lock_release.isra.0+0x69/0x1a0 [ 9.568072][ T176] ? rcu_is_watching+0x16/0xd0 [ 9.568076][ T176] do_group_exit+0xb8/0x370 [ 9.568079][ T176] __x64_sys_exit_group+0x3c/0x50 [ 9.568082][ T176] x64_sys_call+0x1567/0x1570 [ 9.568084][ T176] do_syscall_64+0xff/0x530 [ 9.568087][ T176] ? exc_page_fault+0xee/0x100 [ 9.568090][ T176] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.568093][ T176] RIP: 0033:0x7f54049fb1b8 [ 9.568095][ T176] Code: Unable to access opcode bytes at 0x7f54049fb18e. [ 9.568096][ T176] RSP: 002b:00007fff552aecf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.568098][ T176] RAX: ffffffffffffffda RBX: 00007f5404b2bf88 RCX: 00007f54049fb1b8 [ 9.568099][ T176] RDX: 00007f5404745fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.568100][ T176] RBP: 00007fff552aed50 R08: 0000000000000000 R09: 0000000000000050 [ 9.568101][ T176] R10: 00007fff552aeb10 R11: 0000000000000246 R12: 0000000000000001 [ 9.568102][ T176] R13: 0000000000000000 R14: 00007f5404b2a680 R15: 00007f5404b2bfa0 [ 9.568109][ T176] [ 26.714362][ T699] pm_nl_ctl (699) used greatest stack depth: 23520 bytes left [ 26.714380][ T699] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.714382][ T699] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 699, name: pm_nl_ctl [ 26.714384][ T699] preempt_count: 2, expected: 0 [ 26.714385][ T699] RCU nest depth: 0, expected: 0 [ 26.714386][ T699] locks held by pm_nl_ctl/699: 5, last CPU#2: [ 26.714388][ T699] #0: ffffffffb50267b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 26.714401][ T699] #1: ffffffffb518dcc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 26.714406][ T699] #2: ffffffffb518dd38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 26.714410][ T699] #3: ffffffffb50ad660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 26.714413][ T699] #4: ffffffffb50ad560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 26.714417][ T699] irq event stamp: 26300 [ 26.714418][ T699] hardirqs last enabled at (26299): [] __down_trylock_console_sem+0x86/0xa0 [ 26.714420][ T699] hardirqs last disabled at (26300): [] console_emit_next_record+0x3d4/0x4c0 [ 26.714422][ T699] softirqs last enabled at (25640): [] netlink_release+0x17b/0xcf0 [ 26.714426][ T699] softirqs last disabled at (25638): [] netlink_release+0xd2/0xcf0 [ 26.714429][ T699] Preemption disabled at: [ 26.714430][ T699] [<0000000000000000>] 0x0 [ 26.714436][ T699] CPU: 2 UID: 0 PID: 699 Comm: pm_nl_ctl Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.714440][ T699] Tainted: [W]=WARN [ 26.714441][ T699] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.714442][ T699] Call Trace: [ 26.714444][ T699] [ 26.714445][ T699] dump_stack_lvl+0x6f/0xa0 [ 26.714452][ T699] __might_resched.cold+0x1fe/0x2c1 [ 26.714458][ T699] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.714462][ T699] ? __kmalloc_noprof+0xdb/0x760 [ 26.714467][ T699] __kmalloc_noprof+0x443/0x760 [ 26.714469][ T699] ? alloc_buf.isra.0+0x4b/0x260 [ 26.714475][ T699] ? do_raw_spin_unlock+0x59/0x250 [ 26.714478][ T699] alloc_buf.isra.0+0x4b/0x260 [ 26.714481][ T699] put_chars+0x1e1/0x2f0 [ 26.714484][ T699] ? __send_to_port+0x420/0x420 [ 26.714486][ T699] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.714491][ T699] ? validate_chain+0x38b/0xc20 [ 26.714496][ T699] hvc_console_print+0x292/0x780 [ 26.714503][ T699] ? hvc_write+0x3a0/0x3a0 [ 26.714506][ T699] ? rcu_is_watching+0x16/0xd0 [ 26.714508][ T699] ? lock_acquire+0x13c/0x160 [ 26.714512][ T699] console_emit_next_record+0x22f/0x4c0 [ 26.714516][ T699] ? devkmsg_read+0x4b0/0x4b0 [ 26.714517][ T699] ? console_flush_one_record+0x106/0x710 [ 26.714520][ T699] ? rcu_is_watching+0x16/0xd0 [ 26.714522][ T699] ? lock_acquire+0x13c/0x160 [ 26.714526][ T699] console_flush_one_record+0x46f/0x710 [ 26.714530][ T699] ? console_emit_next_record+0x4c0/0x4c0 [ 26.714532][ T699] ? __lock_acquire+0x518/0xc20 [ 26.714537][ T699] console_unlock+0xee/0x1f0 [ 26.714539][ T699] ? console_flush_one_record+0x710/0x710 [ 26.714541][ T699] ? rcu_is_watching+0x16/0xd0 [ 26.714543][ T699] ? lock_acquire+0x60/0x160 [ 26.714546][ T699] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.714548][ T699] ? vprintk_emit+0x320/0x3e0 [ 26.714551][ T699] vprintk_emit+0x37c/0x3e0 [ 26.714555][ T699] ? wake_up_klogd_work_func+0x90/0x90 [ 26.714558][ T699] ? __lock_acquire+0x518/0xc20 [ 26.714561][ T699] _printk+0xc7/0x100 [ 26.714565][ T699] ? snapshot_read.cold+0x21/0x21 [ 26.714568][ T699] ? do_raw_spin_lock+0x131/0x280 [ 26.714570][ T699] ? __rwlock_init+0x150/0x150 [ 26.714574][ T699] ? do_raw_spin_lock+0x131/0x280 [ 26.714576][ T699] do_exit.cold+0x82/0x9c [ 26.714580][ T699] ? exit_notify+0x890/0x890 [ 26.714582][ T699] ? __lock_release.isra.0+0x69/0x1a0 [ 26.714585][ T699] ? rcu_is_watching+0x16/0xd0 [ 26.714589][ T699] do_group_exit+0xb8/0x370 [ 26.714592][ T699] __x64_sys_exit_group+0x3c/0x50 [ 26.714594][ T699] x64_sys_call+0x1567/0x1570 [ 26.714596][ T699] do_syscall_64+0xff/0x530 [ 26.714599][ T699] ? exc_page_fault+0xee/0x100 [ 26.714603][ T699] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.714605][ T699] RIP: 0033:0x7fefdd2001b8 [ 26.714607][ T699] Code: Unable to access opcode bytes at 0x7fefdd20018e. [ 26.714608][ T699] RSP: 002b:00007ffdf0dec458 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 26.714611][ T699] RAX: ffffffffffffffda RBX: 00007fefdd330f88 RCX: 00007fefdd2001b8 [ 26.714612][ T699] RDX: 00007fefdd13da48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 26.714613][ T699] RBP: 00007ffdf0dec4b0 R08: 0000000000000000 R09: 0000000000000000 [ 26.714614][ T699] R10: 00007ffdf0dec2f0 R11: 0000000000000246 R12: 0000000000000001 [ 26.714614][ T699] R13: 0000000000000000 R14: 00007fefdd32f680 R15: 00007fefdd330fa0 [ 26.714621][ T699]