[ 10.391899][ T195] ip (195) used greatest stack depth: 23848 bytes left [ 10.391916][ T195] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.391918][ T195] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 195, name: ip [ 10.391919][ T195] preempt_count: 2, expected: 0 [ 10.391920][ T195] RCU nest depth: 0, expected: 0 [ 10.391921][ T195] locks held by ip/195: 5, last CPU#2: [ 10.391923][ T195] #0: ffffffff96e167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.391934][ T195] #1: ffffffff96f7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.391940][ T195] #2: ffffffff96f7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.391944][ T195] #3: ffffffff96e9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.391948][ T195] #4: ffffffff96e9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.391951][ T195] irq event stamp: 34002 [ 10.391952][ T195] hardirqs last enabled at (34001): [] __down_trylock_console_sem+0x86/0xa0 [ 10.391955][ T195] hardirqs last disabled at (34002): [] console_emit_next_record+0x3d4/0x4c0 [ 10.391957][ T195] softirqs last enabled at (33818): [] handle_softirqs+0x67c/0x900 [ 10.391960][ T195] softirqs last disabled at (33813): [] __irq_exit_rcu+0x145/0x1c0 [ 10.391962][ T195] Preemption disabled at: [ 10.391963][ T195] [<0000000000000000>] 0x0 [ 10.391970][ T195] CPU: 2 UID: 0 PID: 195 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.391973][ T195] Tainted: [W]=WARN [ 10.391974][ T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.391976][ T195] Call Trace: [ 10.391977][ T195] [ 10.391979][ T195] dump_stack_lvl+0x6f/0xa0 [ 10.391985][ T195] __might_resched.cold+0x1fe/0x2c1 [ 10.391989][ T195] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.391994][ T195] ? __kmalloc_noprof+0xdb/0x760 [ 10.391998][ T195] __kmalloc_noprof+0x443/0x760 [ 10.392000][ T195] ? alloc_buf.isra.0+0x4b/0x260 [ 10.392007][ T195] ? do_raw_spin_unlock+0x59/0x250 [ 10.392009][ T195] alloc_buf.isra.0+0x4b/0x260 [ 10.392013][ T195] put_chars+0x1e1/0x2f0 [ 10.392016][ T195] ? __send_to_port+0x420/0x420 [ 10.392017][ T195] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.392020][ T195] ? validate_chain+0x38b/0xc20 [ 10.392025][ T195] hvc_console_print+0x292/0x780 [ 10.392033][ T195] ? hvc_write+0x3a0/0x3a0 [ 10.392036][ T195] ? rcu_is_watching+0x16/0xd0 [ 10.392038][ T195] ? lock_acquire+0x13c/0x160 [ 10.392042][ T195] console_emit_next_record+0x22f/0x4c0 [ 10.392046][ T195] ? devkmsg_read+0x4b0/0x4b0 [ 10.392047][ T195] ? console_flush_one_record+0x106/0x710 [ 10.392051][ T195] ? rcu_is_watching+0x16/0xd0 [ 10.392052][ T195] ? lock_acquire+0x13c/0x160 [ 10.392057][ T195] console_flush_one_record+0x46f/0x710 [ 10.392061][ T195] ? console_emit_next_record+0x4c0/0x4c0 [ 10.392063][ T195] ? __lock_acquire+0x518/0xc20 [ 10.392068][ T195] console_unlock+0xee/0x1f0 [ 10.392071][ T195] ? console_flush_one_record+0x710/0x710 [ 10.392073][ T195] ? rcu_is_watching+0x16/0xd0 [ 10.392074][ T195] ? lock_acquire+0xe0/0x160 [ 10.392078][ T195] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.392080][ T195] ? vprintk_emit+0x320/0x3e0 [ 10.392082][ T195] vprintk_emit+0x37c/0x3e0 [ 10.392085][ T195] ? wake_up_klogd_work_func+0x90/0x90 [ 10.392088][ T195] ? __lock_acquire+0x518/0xc20 [ 10.392092][ T195] _printk+0xc7/0x100 [ 10.392095][ T195] ? snapshot_read.cold+0x21/0x21 [ 10.392098][ T195] ? do_raw_spin_lock+0x131/0x280 [ 10.392101][ T195] ? __rwlock_init+0x150/0x150 [ 10.392104][ T195] ? do_raw_spin_lock+0x131/0x280 [ 10.392107][ T195] do_exit.cold+0x82/0x9c [ 10.392111][ T195] ? exit_notify+0x890/0x890 [ 10.392112][ T195] ? __lock_release.isra.0+0x69/0x1a0 [ 10.392115][ T195] ? rcu_is_watching+0x16/0xd0 [ 10.392118][ T195] do_group_exit+0xb8/0x370 [ 10.392121][ T195] __x64_sys_exit_group+0x3c/0x50 [ 10.392123][ T195] x64_sys_call+0x1567/0x1570 [ 10.392125][ T195] do_syscall_64+0xff/0x530 [ 10.392129][ T195] ? exc_page_fault+0xee/0x100 [ 10.392132][ T195] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.392134][ T195] RIP: 0033:0x7fee47db41b8 [ 10.392137][ T195] Code: Unable to access opcode bytes at 0x7fee47db418e. [ 10.392138][ T195] RSP: 002b:00007ffff9b0f2e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.392140][ T195] RAX: ffffffffffffffda RBX: 00007fee47ee4f88 RCX: 00007fee47db41b8 [ 10.392141][ T195] RDX: 00007fee47afefc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.392142][ T195] RBP: 00007ffff9b0f340 R08: 0000000000000000 R09: 0000000000000050 [ 10.392143][ T195] R10: 00007ffff9b0f100 R11: 0000000000000246 R12: 0000000000000001 [ 10.392144][ T195] R13: 0000000000000000 R14: 00007fee47ee3680 R15: 00007fee47ee4fa0 [ 10.392151][ T195] [ 11.510924][ T222] ip (222) used greatest stack depth: 23680 bytes left [ 11.510943][ T222] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.510945][ T222] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 222, name: ip [ 11.510947][ T222] preempt_count: 2, expected: 0 [ 11.510947][ T222] RCU nest depth: 0, expected: 0 [ 11.510948][ T222] locks held by ip/222: 5, last CPU#3: [ 11.510950][ T222] #0: ffffffff96e167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.510962][ T222] #1: ffffffff96f7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.510967][ T222] #2: ffffffff96f7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.510972][ T222] #3: ffffffff96e9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.510976][ T222] #4: ffffffff96e9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.510980][ T222] irq event stamp: 29528 [ 11.510981][ T222] hardirqs last enabled at (29527): [] __down_trylock_console_sem+0x86/0xa0 [ 11.510984][ T222] hardirqs last disabled at (29528): [] console_emit_next_record+0x3d4/0x4c0 [ 11.510986][ T222] softirqs last enabled at (29426): [] handle_softirqs+0x67c/0x900 [ 11.510988][ T222] softirqs last disabled at (29253): [] __irq_exit_rcu+0x145/0x1c0 [ 11.510991][ T222] Preemption disabled at: [ 11.510991][ T222] [<0000000000000000>] 0x0 [ 11.510998][ T222] CPU: 3 UID: 0 PID: 222 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.511001][ T222] Tainted: [W]=WARN [ 11.511002][ T222] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.511004][ T222] Call Trace: [ 11.511006][ T222] [ 11.511007][ T222] dump_stack_lvl+0x6f/0xa0 [ 11.511013][ T222] __might_resched.cold+0x1fe/0x2c1 [ 11.511018][ T222] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.511022][ T222] ? __kmalloc_noprof+0xdb/0x760 [ 11.511027][ T222] __kmalloc_noprof+0x443/0x760 [ 11.511029][ T222] ? alloc_buf.isra.0+0x4b/0x260 [ 11.511036][ T222] ? do_raw_spin_unlock+0x59/0x250 [ 11.511039][ T222] alloc_buf.isra.0+0x4b/0x260 [ 11.511043][ T222] put_chars+0x1e1/0x2f0 [ 11.511045][ T222] ? __send_to_port+0x420/0x420 [ 11.511046][ T222] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.511050][ T222] ? validate_chain+0x38b/0xc20 [ 11.511055][ T222] hvc_console_print+0x292/0x780 [ 11.511063][ T222] ? hvc_write+0x3a0/0x3a0 [ 11.511065][ T222] ? rcu_is_watching+0x16/0xd0 [ 11.511067][ T222] ? lock_acquire+0x13c/0x160 [ 11.511071][ T222] console_emit_next_record+0x22f/0x4c0 [ 11.511075][ T222] ? devkmsg_read+0x4b0/0x4b0 [ 11.511077][ T222] ? console_flush_one_record+0x106/0x710 [ 11.511080][ T222] ? rcu_is_watching+0x16/0xd0 [ 11.511082][ T222] ? lock_acquire+0x13c/0x160 [ 11.511086][ T222] console_flush_one_record+0x46f/0x710 [ 11.511090][ T222] ? console_emit_next_record+0x4c0/0x4c0 [ 11.511092][ T222] ? __lock_acquire+0x518/0xc20 [ 11.511097][ T222] console_unlock+0xee/0x1f0 [ 11.511100][ T222] ? console_flush_one_record+0x710/0x710 [ 11.511102][ T222] ? rcu_is_watching+0x16/0xd0 [ 11.511104][ T222] ? lock_acquire+0xe0/0x160 [ 11.511107][ T222] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.511109][ T222] ? vprintk_emit+0x320/0x3e0 [ 11.511112][ T222] vprintk_emit+0x37c/0x3e0 [ 11.511115][ T222] ? wake_up_klogd_work_func+0x90/0x90 [ 11.511118][ T222] ? __lock_acquire+0x518/0xc20 [ 11.511121][ T222] _printk+0xc7/0x100 [ 11.511125][ T222] ? snapshot_read.cold+0x21/0x21 [ 11.511128][ T222] ? do_raw_spin_lock+0x131/0x280 [ 11.511130][ T222] ? __rwlock_init+0x150/0x150 [ 11.511134][ T222] ? do_raw_spin_lock+0x131/0x280 [ 11.511137][ T222] do_exit.cold+0x82/0x9c [ 11.511140][ T222] ? exit_notify+0x890/0x890 [ 11.511142][ T222] ? __lock_release.isra.0+0x69/0x1a0 [ 11.511145][ T222] ? rcu_is_watching+0x16/0xd0 [ 11.511148][ T222] do_group_exit+0xb8/0x370 [ 11.511151][ T222] __x64_sys_exit_group+0x3c/0x50 [ 11.511153][ T222] x64_sys_call+0x1567/0x1570 [ 11.511155][ T222] do_syscall_64+0xff/0x530 [ 11.511159][ T222] ? exc_page_fault+0xee/0x100 [ 11.511162][ T222] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.511164][ T222] RIP: 0033:0x7faacef601b8 [ 11.511167][ T222] Code: Unable to access opcode bytes at 0x7faacef6018e. [ 11.511168][ T222] RSP: 002b:00007fffa0f302a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.511170][ T222] RAX: ffffffffffffffda RBX: 00007faacf090f88 RCX: 00007faacef601b8 [ 11.511172][ T222] RDX: 00007faacecaafc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.511173][ T222] RBP: 00007fffa0f30300 R08: 0000000000000000 R09: 0000000000000050 [ 11.511173][ T222] R10: 00007fffa0f300c0 R11: 0000000000000246 R12: 0000000000000001 [ 11.511174][ T222] R13: 0000000000000000 R14: 00007faacf08f680 R15: 00007faacf090fa0 [ 11.511181][ T222]