[ 10.635796][ T186] ip (186) used greatest stack depth: 24304 bytes left [ 10.635812][ T186] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.635814][ T186] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 186, name: ip [ 10.635815][ T186] preempt_count: 2, expected: 0 [ 10.635816][ T186] RCU nest depth: 0, expected: 0 [ 10.635817][ T186] locks held by ip/186: 5, last CPU#1: [ 10.635820][ T186] #0: ffffffff968027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.635832][ T186] #1: ffffffff96969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.635837][ T186] #2: ffffffff96969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.635841][ T186] #3: ffffffff96889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.635845][ T186] #4: ffffffff96889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.635848][ T186] irq event stamp: 43912 [ 10.635849][ T186] hardirqs last enabled at (43911): [] __down_trylock_console_sem+0x86/0xa0 [ 10.635852][ T186] hardirqs last disabled at (43912): [] console_emit_next_record+0x3d4/0x4c0 [ 10.635854][ T186] softirqs last enabled at (43556): [] handle_softirqs+0x67c/0x900 [ 10.635856][ T186] softirqs last disabled at (43545): [] __irq_exit_rcu+0x145/0x1c0 [ 10.635858][ T186] Preemption disabled at: [ 10.635858][ T186] [<0000000000000000>] 0x0 [ 10.635865][ T186] CPU: 1 UID: 0 PID: 186 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.635868][ T186] Tainted: [W]=WARN [ 10.635869][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.635871][ T186] Call Trace: [ 10.635872][ T186] [ 10.635874][ T186] dump_stack_lvl+0x6f/0xa0 [ 10.635880][ T186] __might_resched.cold+0x1fe/0x2c1 [ 10.635885][ T186] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.635889][ T186] ? __kmalloc_noprof+0xdb/0x760 [ 10.635894][ T186] __kmalloc_noprof+0x443/0x760 [ 10.635896][ T186] ? alloc_buf.isra.0+0x4b/0x260 [ 10.635902][ T186] ? do_raw_spin_unlock+0x59/0x250 [ 10.635905][ T186] alloc_buf.isra.0+0x4b/0x260 [ 10.635908][ T186] put_chars+0x1e1/0x2f0 [ 10.635911][ T186] ? __send_to_port+0x420/0x420 [ 10.635912][ T186] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.635917][ T186] ? validate_chain+0x38b/0xc20 [ 10.635922][ T186] hvc_console_print+0x292/0x780 [ 10.635928][ T186] ? hvc_write+0x3a0/0x3a0 [ 10.635930][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.635932][ T186] ? lock_acquire+0x13c/0x160 [ 10.635936][ T186] console_emit_next_record+0x22f/0x4c0 [ 10.635940][ T186] ? devkmsg_read+0x4b0/0x4b0 [ 10.635942][ T186] ? console_flush_one_record+0x106/0x710 [ 10.635945][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.635947][ T186] ? lock_acquire+0x13c/0x160 [ 10.635951][ T186] console_flush_one_record+0x46f/0x710 [ 10.635955][ T186] ? console_emit_next_record+0x4c0/0x4c0 [ 10.635957][ T186] ? __lock_acquire+0x518/0xc20 [ 10.635962][ T186] console_unlock+0xee/0x1f0 [ 10.635964][ T186] ? console_flush_one_record+0x710/0x710 [ 10.635966][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.635968][ T186] ? lock_acquire+0x60/0x160 [ 10.635972][ T186] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.635974][ T186] ? vprintk_emit+0x320/0x3e0 [ 10.635977][ T186] vprintk_emit+0x37c/0x3e0 [ 10.635980][ T186] ? wake_up_klogd_work_func+0x90/0x90 [ 10.635984][ T186] ? __lock_acquire+0x518/0xc20 [ 10.635987][ T186] _printk+0xc7/0x100 [ 10.635991][ T186] ? snapshot_read.cold+0x21/0x21 [ 10.635994][ T186] ? do_raw_spin_lock+0x131/0x280 [ 10.635996][ T186] ? __rwlock_init+0x150/0x150 [ 10.636000][ T186] ? do_raw_spin_lock+0x131/0x280 [ 10.636002][ T186] do_exit.cold+0x82/0x9c [ 10.636006][ T186] ? exit_notify+0x890/0x890 [ 10.636008][ T186] ? __lock_release.isra.0+0x69/0x1a0 [ 10.636011][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.636015][ T186] do_group_exit+0xb8/0x370 [ 10.636017][ T186] __x64_sys_exit_group+0x3c/0x50 [ 10.636019][ T186] x64_sys_call+0x1567/0x1570 [ 10.636021][ T186] do_syscall_64+0xff/0x530 [ 10.636025][ T186] ? exc_page_fault+0xee/0x100 [ 10.636028][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.636030][ T186] RIP: 0033:0x7f1a00a7a1b8 [ 10.636032][ T186] Code: Unable to access opcode bytes at 0x7f1a00a7a18e. [ 10.636033][ T186] RSP: 002b:00007ffd1a7cc878 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.636035][ T186] RAX: ffffffffffffffda RBX: 00007f1a00baaf88 RCX: 00007f1a00a7a1b8 [ 10.636037][ T186] RDX: 00007f1a007c4fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.636038][ T186] RBP: 00007ffd1a7cc8d0 R08: 0000000000000000 R09: 0000000000008010 [ 10.636039][ T186] R10: 00007ffd1a7cc690 R11: 0000000000000246 R12: 0000000000000001 [ 10.636039][ T186] R13: 0000000000000000 R14: 00007f1a00ba9680 R15: 00007f1a00baafa0 [ 10.636046][ T186] [ 19.720141][ T310] ip (310) used greatest stack depth: 24240 bytes left [ 19.720164][ T310] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 19.720166][ T310] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 310, name: ip [ 19.720167][ T310] preempt_count: 2, expected: 0 [ 19.720168][ T310] RCU nest depth: 0, expected: 0 [ 19.720169][ T310] locks held by ip/310: 5, last CPU#2: [ 19.720171][ T310] #0: ffffffff968027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 19.720183][ T310] #1: ffffffff96969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 19.720189][ T310] #2: ffffffff96969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 19.720192][ T310] #3: ffffffff96889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 19.720196][ T310] #4: ffffffff96889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 19.720200][ T310] irq event stamp: 32094 [ 19.720200][ T310] hardirqs last enabled at (32093): [] __down_trylock_console_sem+0x86/0xa0 [ 19.720203][ T310] hardirqs last disabled at (32094): [] console_emit_next_record+0x3d4/0x4c0 [ 19.720205][ T310] softirqs last enabled at (32090): [] handle_softirqs+0x67c/0x900 [ 19.720206][ T310] softirqs last disabled at (32081): [] __irq_exit_rcu+0x145/0x1c0 [ 19.720209][ T310] Preemption disabled at: [ 19.720209][ T310] [<0000000000000000>] 0x0 [ 19.720216][ T310] CPU: 2 UID: 0 PID: 310 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 19.720219][ T310] Tainted: [W]=WARN [ 19.720221][ T310] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.720222][ T310] Call Trace: [ 19.720224][ T310] [ 19.720225][ T310] dump_stack_lvl+0x6f/0xa0 [ 19.720232][ T310] __might_resched.cold+0x1fe/0x2c1 [ 19.720236][ T310] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 19.720240][ T310] ? __kmalloc_noprof+0xdb/0x760 [ 19.720245][ T310] __kmalloc_noprof+0x443/0x760 [ 19.720248][ T310] ? alloc_buf.isra.0+0x4b/0x260 [ 19.720253][ T310] ? do_raw_spin_unlock+0x59/0x250 [ 19.720256][ T310] alloc_buf.isra.0+0x4b/0x260 [ 19.720259][ T310] put_chars+0x1e1/0x2f0 [ 19.720262][ T310] ? __send_to_port+0x420/0x420 [ 19.720263][ T310] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.720268][ T310] ? validate_chain+0x38b/0xc20 [ 19.720272][ T310] hvc_console_print+0x292/0x780 [ 19.720279][ T310] ? hvc_write+0x3a0/0x3a0 [ 19.720281][ T310] ? rcu_is_watching+0x16/0xd0 [ 19.720283][ T310] ? lock_acquire+0x13c/0x160 [ 19.720287][ T310] console_emit_next_record+0x22f/0x4c0 [ 19.720290][ T310] ? devkmsg_read+0x4b0/0x4b0 [ 19.720292][ T310] ? console_flush_one_record+0x106/0x710 [ 19.720295][ T310] ? rcu_is_watching+0x16/0xd0 [ 19.720297][ T310] ? lock_acquire+0x13c/0x160 [ 19.720301][ T310] console_flush_one_record+0x46f/0x710 [ 19.720305][ T310] ? console_emit_next_record+0x4c0/0x4c0 [ 19.720307][ T310] ? __lock_acquire+0x518/0xc20 [ 19.720312][ T310] console_unlock+0xee/0x1f0 [ 19.720315][ T310] ? console_flush_one_record+0x710/0x710 [ 19.720316][ T310] ? rcu_is_watching+0x16/0xd0 [ 19.720319][ T310] ? lock_acquire+0x60/0x160 [ 19.720322][ T310] ? __down_trylock_console_sem+0x5e/0xa0 [ 19.720324][ T310] ? vprintk_emit+0x320/0x3e0 [ 19.720327][ T310] vprintk_emit+0x37c/0x3e0 [ 19.720331][ T310] ? wake_up_klogd_work_func+0x90/0x90 [ 19.720334][ T310] ? __lock_acquire+0x518/0xc20 [ 19.720337][ T310] _printk+0xc7/0x100 [ 19.720341][ T310] ? snapshot_read.cold+0x21/0x21 [ 19.720344][ T310] ? do_raw_spin_lock+0x131/0x280 [ 19.720346][ T310] ? __rwlock_init+0x150/0x150 [ 19.720350][ T310] ? do_raw_spin_lock+0x131/0x280 [ 19.720352][ T310] do_exit.cold+0x82/0x9c [ 19.720356][ T310] ? exit_notify+0x890/0x890 [ 19.720358][ T310] ? __lock_release.isra.0+0x69/0x1a0 [ 19.720360][ T310] ? rcu_is_watching+0x16/0xd0 [ 19.720364][ T310] do_group_exit+0xb8/0x370 [ 19.720367][ T310] __x64_sys_exit_group+0x3c/0x50 [ 19.720369][ T310] x64_sys_call+0x1567/0x1570 [ 19.720371][ T310] do_syscall_64+0xff/0x530 [ 19.720374][ T310] ? exc_page_fault+0xee/0x100 [ 19.720377][ T310] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 19.720379][ T310] RIP: 0033:0x7f898d33c1b8 [ 19.720382][ T310] Code: Unable to access opcode bytes at 0x7f898d33c18e. [ 19.720383][ T310] RSP: 002b:00007ffe950e56e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 19.720385][ T310] RAX: ffffffffffffffda RBX: 00007f898d46cf88 RCX: 00007f898d33c1b8 [ 19.720386][ T310] RDX: 00007f898d086fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 19.720387][ T310] RBP: 00007ffe950e5740 R08: 0000000000000000 R09: 0000000000000050 [ 19.720388][ T310] R10: 00007ffe950e5500 R11: 0000000000000246 R12: 0000000000000001 [ 19.720389][ T310] R13: 0000000000000000 R14: 00007f898d46b680 R15: 00007f898d46cfa0 [ 19.720396][ T310]