[ 10.097090][ T230] ip (230) used greatest stack depth: 24744 bytes left [ 10.097105][ T230] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.097107][ T230] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 230, name: ip [ 10.097109][ T230] preempt_count: 2, expected: 0 [ 10.097110][ T230] RCU nest depth: 0, expected: 0 [ 10.097111][ T230] locks held by ip/230: 5, last CPU#3: [ 10.097113][ T230] #0: ffffffffb48167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.097124][ T230] #1: ffffffffb497ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.097128][ T230] #2: ffffffffb497de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.097132][ T230] #3: ffffffffb489d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.097136][ T230] #4: ffffffffb489d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.097140][ T230] irq event stamp: 35398 [ 10.097141][ T230] hardirqs last enabled at (35397): [] __down_trylock_console_sem+0x86/0xa0 [ 10.097144][ T230] hardirqs last disabled at (35398): [] console_emit_next_record+0x3d4/0x4c0 [ 10.097146][ T230] softirqs last enabled at (34234): [] handle_softirqs+0x67c/0x900 [ 10.097148][ T230] softirqs last disabled at (34229): [] __irq_exit_rcu+0x145/0x1c0 [ 10.097151][ T230] Preemption disabled at: [ 10.097151][ T230] [<0000000000000000>] 0x0 [ 10.097158][ T230] CPU: 3 UID: 0 PID: 230 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.097161][ T230] Tainted: [W]=WARN [ 10.097162][ T230] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.097163][ T230] Call Trace: [ 10.097165][ T230] [ 10.097167][ T230] dump_stack_lvl+0x6f/0xa0 [ 10.097173][ T230] __might_resched.cold+0x1fe/0x2c1 [ 10.097177][ T230] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.097181][ T230] ? __kmalloc_noprof+0xdb/0x760 [ 10.097186][ T230] __kmalloc_noprof+0x443/0x760 [ 10.097187][ T230] ? alloc_buf.isra.0+0x4b/0x260 [ 10.097194][ T230] ? do_raw_spin_unlock+0x59/0x250 [ 10.097197][ T230] alloc_buf.isra.0+0x4b/0x260 [ 10.097200][ T230] put_chars+0x1e1/0x2f0 [ 10.097203][ T230] ? __send_to_port+0x420/0x420 [ 10.097204][ T230] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.097207][ T230] ? validate_chain+0x38b/0xc20 [ 10.097212][ T230] hvc_console_print+0x292/0x780 [ 10.097220][ T230] ? hvc_write+0x3a0/0x3a0 [ 10.097222][ T230] ? rcu_is_watching+0x16/0xd0 [ 10.097224][ T230] ? lock_acquire+0x13c/0x160 [ 10.097228][ T230] console_emit_next_record+0x22f/0x4c0 [ 10.097232][ T230] ? devkmsg_read+0x4b0/0x4b0 [ 10.097234][ T230] ? console_flush_one_record+0x106/0x710 [ 10.097237][ T230] ? rcu_is_watching+0x16/0xd0 [ 10.097238][ T230] ? lock_acquire+0x13c/0x160 [ 10.097242][ T230] console_flush_one_record+0x46f/0x710 [ 10.097246][ T230] ? console_emit_next_record+0x4c0/0x4c0 [ 10.097248][ T230] ? __lock_acquire+0x518/0xc20 [ 10.097253][ T230] console_unlock+0xee/0x1f0 [ 10.097256][ T230] ? console_flush_one_record+0x710/0x710 [ 10.097258][ T230] ? rcu_is_watching+0x16/0xd0 [ 10.097259][ T230] ? lock_acquire+0xe0/0x160 [ 10.097263][ T230] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.097265][ T230] ? vprintk_emit+0x320/0x3e0 [ 10.097267][ T230] vprintk_emit+0x37c/0x3e0 [ 10.097270][ T230] ? wake_up_klogd_work_func+0x90/0x90 [ 10.097273][ T230] ? __lock_acquire+0x518/0xc20 [ 10.097276][ T230] _printk+0xc7/0x100 [ 10.097280][ T230] ? snapshot_read.cold+0x21/0x21 [ 10.097283][ T230] ? do_raw_spin_lock+0x131/0x280 [ 10.097285][ T230] ? __rwlock_init+0x150/0x150 [ 10.097289][ T230] ? do_raw_spin_lock+0x131/0x280 [ 10.097292][ T230] do_exit.cold+0x82/0x9c [ 10.097295][ T230] ? exit_notify+0x890/0x890 [ 10.097297][ T230] ? __lock_release.isra.0+0x69/0x1a0 [ 10.097299][ T230] ? rcu_is_watching+0x16/0xd0 [ 10.097303][ T230] do_group_exit+0xb8/0x370 [ 10.097305][ T230] __x64_sys_exit_group+0x3c/0x50 [ 10.097307][ T230] x64_sys_call+0x1567/0x1570 [ 10.097309][ T230] do_syscall_64+0xff/0x530 [ 10.097313][ T230] ? exc_page_fault+0xee/0x100 [ 10.097316][ T230] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.097318][ T230] RIP: 0033:0x7f7be20461b8 [ 10.097320][ T230] Code: Unable to access opcode bytes at 0x7f7be204618e. [ 10.097322][ T230] RSP: 002b:00007ffdbc89a788 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.097324][ T230] RAX: ffffffffffffffda RBX: 00007f7be2176f88 RCX: 00007f7be20461b8 [ 10.097325][ T230] RDX: 00007f7be1d90fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.097326][ T230] RBP: 00007ffdbc89a7e0 R08: 0000000000000000 R09: 0000000000000000 [ 10.097327][ T230] R10: 00007ffdbc89a5a0 R11: 0000000000000246 R12: 0000000000000001 [ 10.097327][ T230] R13: 0000000000000000 R14: 00007f7be2175680 R15: 00007f7be2176fa0 [ 10.097334][ T230] [ 10.154329][ T233] ip (233) used greatest stack depth: 24416 bytes left [ 10.200021][ T235] ip (235) used greatest stack depth: 24400 bytes left [ 10.337217][ T240] ip (240) used greatest stack depth: 24176 bytes left [ 10.615359][ T255] ip (255) used greatest stack depth: 24112 bytes left [ 12.270860][ T316] ip (316) used greatest stack depth: 24080 bytes left [ 12.270879][ T316] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.270881][ T316] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 316, name: ip [ 12.270883][ T316] preempt_count: 2, expected: 0 [ 12.270884][ T316] RCU nest depth: 0, expected: 0 [ 12.270885][ T316] locks held by ip/316: 5, last CPU#0: [ 12.270887][ T316] #0: ffffffffb48167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 12.270898][ T316] #1: ffffffffb497ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.270903][ T316] #2: ffffffffb497de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.270907][ T316] #3: ffffffffb489d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.270911][ T316] #4: ffffffffb489d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.270915][ T316] irq event stamp: 27846 [ 12.270916][ T316] hardirqs last enabled at (27845): [] __down_trylock_console_sem+0x86/0xa0 [ 12.270919][ T316] hardirqs last disabled at (27846): [] console_emit_next_record+0x3d4/0x4c0 [ 12.270921][ T316] softirqs last enabled at (26890): [] handle_softirqs+0x67c/0x900 [ 12.270923][ T316] softirqs last disabled at (25571): [] __irq_exit_rcu+0x145/0x1c0 [ 12.270926][ T316] Preemption disabled at: [ 12.270927][ T316] [<0000000000000000>] 0x0 [ 12.270933][ T316] CPU: 0 UID: 0 PID: 316 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.270937][ T316] Tainted: [W]=WARN [ 12.270938][ T316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.270940][ T316] Call Trace: [ 12.270941][ T316] [ 12.270943][ T316] dump_stack_lvl+0x6f/0xa0 [ 12.270949][ T316] __might_resched.cold+0x1fe/0x2c1 [ 12.270954][ T316] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.270958][ T316] ? __kmalloc_noprof+0xdb/0x760 [ 12.270962][ T316] __kmalloc_noprof+0x443/0x760 [ 12.270964][ T316] ? alloc_buf.isra.0+0x4b/0x260 [ 12.270971][ T316] ? do_raw_spin_unlock+0x59/0x250 [ 12.270973][ T316] alloc_buf.isra.0+0x4b/0x260 [ 12.270977][ T316] put_chars+0x1e1/0x2f0 [ 12.270979][ T316] ? __send_to_port+0x420/0x420 [ 12.270980][ T316] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.270984][ T316] ? validate_chain+0x38b/0xc20 [ 12.270989][ T316] hvc_console_print+0x292/0x780 [ 12.270997][ T316] ? hvc_write+0x3a0/0x3a0 [ 12.270999][ T316] ? rcu_is_watching+0x16/0xd0 [ 12.271003][ T316] ? lock_acquire+0x13c/0x160 [ 12.271007][ T316] console_emit_next_record+0x22f/0x4c0 [ 12.271011][ T316] ? devkmsg_read+0x4b0/0x4b0 [ 12.271013][ T316] ? console_flush_one_record+0x106/0x710 [ 12.271016][ T316] ? rcu_is_watching+0x16/0xd0 [ 12.271017][ T316] ? lock_acquire+0x13c/0x160 [ 12.271021][ T316] console_flush_one_record+0x46f/0x710 [ 12.271025][ T316] ? console_emit_next_record+0x4c0/0x4c0 [ 12.271027][ T316] ? __lock_acquire+0x518/0xc20 [ 12.271032][ T316] console_unlock+0xee/0x1f0 [ 12.271035][ T316] ? console_flush_one_record+0x710/0x710 [ 12.271037][ T316] ? rcu_is_watching+0x16/0xd0 [ 12.271039][ T316] ? lock_acquire+0xe0/0x160 [ 12.271042][ T316] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.271044][ T316] ? vprintk_emit+0x320/0x3e0 [ 12.271047][ T316] vprintk_emit+0x37c/0x3e0 [ 12.271050][ T316] ? wake_up_klogd_work_func+0x90/0x90 [ 12.271053][ T316] ? __lock_acquire+0x518/0xc20 [ 12.271056][ T316] _printk+0xc7/0x100 [ 12.271060][ T316] ? snapshot_read.cold+0x21/0x21 [ 12.271062][ T316] ? do_raw_spin_lock+0x131/0x280 [ 12.271065][ T316] ? __rwlock_init+0x150/0x150 [ 12.271069][ T316] ? do_raw_spin_lock+0x131/0x280 [ 12.271072][ T316] do_exit.cold+0x82/0x9c [ 12.271075][ T316] ? exit_notify+0x890/0x890 [ 12.271077][ T316] ? __lock_release.isra.0+0x69/0x1a0 [ 12.271079][ T316] ? rcu_is_watching+0x16/0xd0 [ 12.271083][ T316] do_group_exit+0xb8/0x370 [ 12.271085][ T316] __x64_sys_exit_group+0x3c/0x50 [ 12.271087][ T316] x64_sys_call+0x1567/0x1570 [ 12.271090][ T316] do_syscall_64+0xff/0x530 [ 12.271094][ T316] ? exc_page_fault+0xee/0x100 [ 12.271097][ T316] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.271099][ T316] RIP: 0033:0x7f3f4748d1b8 [ 12.271101][ T316] Code: Unable to access opcode bytes at 0x7f3f4748d18e. [ 12.271102][ T316] RSP: 002b:00007ffc69c0b898 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.271105][ T316] RAX: ffffffffffffffda RBX: 00007f3f475bdf88 RCX: 00007f3f4748d1b8 [ 12.271106][ T316] RDX: 00007f3f471d7fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.271107][ T316] RBP: 00007ffc69c0b8f0 R08: 0000000000000000 R09: 0000000000000050 [ 12.271107][ T316] R10: 00007ffc69c0b6b0 R11: 0000000000000246 R12: 0000000000000001 [ 12.271108][ T316] R13: 0000000000000000 R14: 00007f3f475bc680 R15: 00007f3f475bdfa0 [ 12.271115][ T316] [ 12.660847][ T329] ip (329) used greatest stack depth: 24064 bytes left