[ 11.266431][ T210] ip (210) used greatest stack depth: 23968 bytes left [ 11.266448][ T210] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.266450][ T210] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 210, name: ip [ 11.266452][ T210] preempt_count: 2, expected: 0 [ 11.266453][ T210] RCU nest depth: 0, expected: 0 [ 11.266453][ T210] locks held by ip/210: 5, last CPU#2: [ 11.266455][ T210] #0: ffffffffb9a167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.266467][ T210] #1: ffffffffb9b7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.266472][ T210] #2: ffffffffb9b7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.266477][ T210] #3: ffffffffb9a9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.266481][ T210] #4: ffffffffb9a9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.266485][ T210] irq event stamp: 22196 [ 11.266486][ T210] hardirqs last enabled at (22195): [] __down_trylock_console_sem+0x86/0xa0 [ 11.266489][ T210] hardirqs last disabled at (22196): [] console_emit_next_record+0x3d4/0x4c0 [ 11.266491][ T210] softirqs last enabled at (20886): [] handle_softirqs+0x67c/0x900 [ 11.266493][ T210] softirqs last disabled at (19583): [] __irq_exit_rcu+0x145/0x1c0 [ 11.266496][ T210] Preemption disabled at: [ 11.266497][ T210] [<0000000000000000>] 0x0 [ 11.266503][ T210] CPU: 2 UID: 0 PID: 210 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.266506][ T210] Tainted: [W]=WARN [ 11.266507][ T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.266509][ T210] Call Trace: [ 11.266511][ T210] [ 11.266512][ T210] dump_stack_lvl+0x6f/0xa0 [ 11.266518][ T210] __might_resched.cold+0x1fe/0x2c1 [ 11.266523][ T210] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.266528][ T210] ? __kmalloc_noprof+0xdb/0x760 [ 11.266532][ T210] __kmalloc_noprof+0x443/0x760 [ 11.266534][ T210] ? alloc_buf.isra.0+0x4b/0x260 [ 11.266541][ T210] ? do_raw_spin_unlock+0x59/0x250 [ 11.266544][ T210] alloc_buf.isra.0+0x4b/0x260 [ 11.266548][ T210] put_chars+0x1e1/0x2f0 [ 11.266550][ T210] ? __send_to_port+0x420/0x420 [ 11.266552][ T210] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.266555][ T210] ? validate_chain+0x38b/0xc20 [ 11.266561][ T210] hvc_console_print+0x292/0x780 [ 11.266569][ T210] ? hvc_write+0x3a0/0x3a0 [ 11.266571][ T210] ? rcu_is_watching+0x16/0xd0 [ 11.266573][ T210] ? lock_acquire+0x13c/0x160 [ 11.266577][ T210] console_emit_next_record+0x22f/0x4c0 [ 11.266582][ T210] ? devkmsg_read+0x4b0/0x4b0 [ 11.266583][ T210] ? console_flush_one_record+0x106/0x710 [ 11.266587][ T210] ? rcu_is_watching+0x16/0xd0 [ 11.266588][ T210] ? lock_acquire+0x13c/0x160 [ 11.266592][ T210] console_flush_one_record+0x46f/0x710 [ 11.266597][ T210] ? console_emit_next_record+0x4c0/0x4c0 [ 11.266599][ T210] ? __lock_acquire+0x518/0xc20 [ 11.266604][ T210] console_unlock+0xee/0x1f0 [ 11.266607][ T210] ? console_flush_one_record+0x710/0x710 [ 11.266609][ T210] ? rcu_is_watching+0x16/0xd0 [ 11.266610][ T210] ? lock_acquire+0xe0/0x160 [ 11.266614][ T210] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.266616][ T210] ? vprintk_emit+0x320/0x3e0 [ 11.266619][ T210] vprintk_emit+0x37c/0x3e0 [ 11.266622][ T210] ? wake_up_klogd_work_func+0x90/0x90 [ 11.266625][ T210] ? __lock_acquire+0x518/0xc20 [ 11.266629][ T210] _printk+0xc7/0x100 [ 11.266632][ T210] ? snapshot_read.cold+0x21/0x21 [ 11.266635][ T210] ? do_raw_spin_lock+0x131/0x280 [ 11.266638][ T210] ? __rwlock_init+0x150/0x150 [ 11.266642][ T210] ? do_raw_spin_lock+0x131/0x280 [ 11.266645][ T210] do_exit.cold+0x82/0x9c [ 11.266649][ T210] ? exit_notify+0x890/0x890 [ 11.266650][ T210] ? __lock_release.isra.0+0x69/0x1a0 [ 11.266653][ T210] ? rcu_is_watching+0x16/0xd0 [ 11.266656][ T210] do_group_exit+0xb8/0x370 [ 11.266659][ T210] __x64_sys_exit_group+0x3c/0x50 [ 11.266661][ T210] x64_sys_call+0x1567/0x1570 [ 11.266664][ T210] do_syscall_64+0xff/0x530 [ 11.266668][ T210] ? exc_page_fault+0xee/0x100 [ 11.266671][ T210] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.266673][ T210] RIP: 0033:0x7fc76fc421b8 [ 11.266675][ T210] Code: Unable to access opcode bytes at 0x7fc76fc4218e. [ 11.266676][ T210] RSP: 002b:00007ffee355f488 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.266678][ T210] RAX: ffffffffffffffda RBX: 00007fc76fd72f88 RCX: 00007fc76fc421b8 [ 11.266680][ T210] RDX: 00007fc76f98cfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.266681][ T210] RBP: 00007ffee355f4e0 R08: 0000000000000000 R09: 0000000000000050 [ 11.266682][ T210] R10: 00007ffee355f2a0 R11: 0000000000000246 R12: 0000000000000001 [ 11.266682][ T210] R13: 0000000000000000 R14: 00007fc76fd71680 R15: 00007fc76fd72fa0 [ 11.266694][ T210] [ 25.040969][ T765] ip (765) used greatest stack depth: 23888 bytes left [ 25.040985][ T765] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 25.040988][ T765] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 765, name: ip [ 25.040989][ T765] preempt_count: 2, expected: 0 [ 25.040990][ T765] RCU nest depth: 0, expected: 0 [ 25.040991][ T765] locks held by ip/765: 5, last CPU#3: [ 25.040993][ T765] #0: ffffffffb9a167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 25.041004][ T765] #1: ffffffffb9b7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 25.041009][ T765] #2: ffffffffb9b7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 25.041013][ T765] #3: ffffffffb9a9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 25.041017][ T765] #4: ffffffffb9a9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 25.041022][ T765] irq event stamp: 26704 [ 25.041022][ T765] hardirqs last enabled at (26703): [] __down_trylock_console_sem+0x86/0xa0 [ 25.041026][ T765] hardirqs last disabled at (26704): [] console_emit_next_record+0x3d4/0x4c0 [ 25.041028][ T765] softirqs last enabled at (25472): [] handle_softirqs+0x67c/0x900 [ 25.041030][ T765] softirqs last disabled at (25467): [] __irq_exit_rcu+0x145/0x1c0 [ 25.041033][ T765] Preemption disabled at: [ 25.041033][ T765] [<0000000000000000>] 0x0 [ 25.041040][ T765] CPU: 3 UID: 0 PID: 765 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 25.041043][ T765] Tainted: [W]=WARN [ 25.041044][ T765] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.041046][ T765] Call Trace: [ 25.041048][ T765] [ 25.041049][ T765] dump_stack_lvl+0x6f/0xa0 [ 25.041056][ T765] __might_resched.cold+0x1fe/0x2c1 [ 25.041060][ T765] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 25.041065][ T765] ? __kmalloc_noprof+0xdb/0x760 [ 25.041069][ T765] __kmalloc_noprof+0x443/0x760 [ 25.041071][ T765] ? alloc_buf.isra.0+0x4b/0x260 [ 25.041078][ T765] ? do_raw_spin_unlock+0x59/0x250 [ 25.041081][ T765] alloc_buf.isra.0+0x4b/0x260 [ 25.041084][ T765] put_chars+0x1e1/0x2f0 [ 25.041087][ T765] ? __send_to_port+0x420/0x420 [ 25.041088][ T765] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.041092][ T765] ? validate_chain+0x38b/0xc20 [ 25.041097][ T765] hvc_console_print+0x292/0x780 [ 25.041104][ T765] ? hvc_write+0x3a0/0x3a0 [ 25.041107][ T765] ? rcu_is_watching+0x16/0xd0 [ 25.041109][ T765] ? lock_acquire+0x13c/0x160 [ 25.041113][ T765] console_emit_next_record+0x22f/0x4c0 [ 25.041117][ T765] ? devkmsg_read+0x4b0/0x4b0 [ 25.041119][ T765] ? console_flush_one_record+0x106/0x710 [ 25.041122][ T765] ? rcu_is_watching+0x16/0xd0 [ 25.041124][ T765] ? lock_acquire+0x13c/0x160 [ 25.041127][ T765] console_flush_one_record+0x46f/0x710 [ 25.041132][ T765] ? console_emit_next_record+0x4c0/0x4c0 [ 25.041134][ T765] ? __lock_acquire+0x518/0xc20 [ 25.041139][ T765] console_unlock+0xee/0x1f0 [ 25.041142][ T765] ? console_flush_one_record+0x710/0x710 [ 25.041144][ T765] ? rcu_is_watching+0x16/0xd0 [ 25.041145][ T765] ? lock_acquire+0xe0/0x160 [ 25.041149][ T765] ? __down_trylock_console_sem+0x5e/0xa0 [ 25.041151][ T765] ? vprintk_emit+0x320/0x3e0 [ 25.041153][ T765] vprintk_emit+0x37c/0x3e0 [ 25.041157][ T765] ? wake_up_klogd_work_func+0x90/0x90 [ 25.041159][ T765] ? __lock_acquire+0x518/0xc20 [ 25.041163][ T765] _printk+0xc7/0x100 [ 25.041167][ T765] ? snapshot_read.cold+0x21/0x21 [ 25.041170][ T765] ? do_raw_spin_lock+0x131/0x280 [ 25.041172][ T765] ? __rwlock_init+0x150/0x150 [ 25.041176][ T765] ? do_raw_spin_lock+0x131/0x280 [ 25.041179][ T765] do_exit.cold+0x82/0x9c [ 25.041182][ T765] ? exit_notify+0x890/0x890 [ 25.041184][ T765] ? __lock_release.isra.0+0x69/0x1a0 [ 25.041187][ T765] ? rcu_is_watching+0x16/0xd0 [ 25.041190][ T765] do_group_exit+0xb8/0x370 [ 25.041193][ T765] __x64_sys_exit_group+0x3c/0x50 [ 25.041195][ T765] x64_sys_call+0x1567/0x1570 [ 25.041198][ T765] do_syscall_64+0xff/0x530 [ 25.041203][ T765] ? exc_page_fault+0xee/0x100 [ 25.041205][ T765] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 25.041207][ T765] RIP: 0033:0x7f3e43f651b8 [ 25.041210][ T765] Code: Unable to access opcode bytes at 0x7f3e43f6518e. [ 25.041211][ T765] RSP: 002b:00007ffd2a76d518 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 25.041213][ T765] RAX: ffffffffffffffda RBX: 00007f3e44095f88 RCX: 00007f3e43f651b8 [ 25.041214][ T765] RDX: 00007f3e43caffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 25.041215][ T765] RBP: 00007ffd2a76d570 R08: 0000000000000000 R09: 0000000000000050 [ 25.041216][ T765] R10: 00007ffd2a76d330 R11: 0000000000000246 R12: 0000000000000001 [ 25.041217][ T765] R13: 0000000000000000 R14: 00007f3e44094680 R15: 00007f3e44095fa0 [ 25.041224][ T765]