[ 9.408873][ T187] ip (187) used greatest stack depth: 24576 bytes left [ 9.408889][ T187] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.408891][ T187] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 187, name: ip [ 9.408892][ T187] preempt_count: 2, expected: 0 [ 9.408893][ T187] RCU nest depth: 0, expected: 0 [ 9.408894][ T187] locks held by ip/187: 5, last CPU#3: [ 9.408896][ T187] #0: ffffffff99c027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.408909][ T187] #1: ffffffff99d69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.408915][ T187] #2: ffffffff99d69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.408918][ T187] #3: ffffffff99c89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.408922][ T187] #4: ffffffff99c89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.408926][ T187] irq event stamp: 35768 [ 9.408927][ T187] hardirqs last enabled at (35767): [] __down_trylock_console_sem+0x86/0xa0 [ 9.408930][ T187] hardirqs last disabled at (35768): [] console_emit_next_record+0x3d4/0x4c0 [ 9.408932][ T187] softirqs last enabled at (34490): [] handle_softirqs+0x67c/0x900 [ 9.408935][ T187] softirqs last disabled at (34481): [] __irq_exit_rcu+0x145/0x1c0 [ 9.408938][ T187] Preemption disabled at: [ 9.408939][ T187] [<0000000000000000>] 0x0 [ 9.408946][ T187] CPU: 3 UID: 0 PID: 187 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.408950][ T187] Tainted: [W]=WARN [ 9.408951][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.408952][ T187] Call Trace: [ 9.408959][ T187] [ 9.408961][ T187] dump_stack_lvl+0x6f/0xa0 [ 9.408967][ T187] __might_resched.cold+0x1fe/0x2c1 [ 9.408972][ T187] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.408976][ T187] ? __kmalloc_noprof+0xdb/0x760 [ 9.408981][ T187] __kmalloc_noprof+0x443/0x760 [ 9.408984][ T187] ? alloc_buf.isra.0+0x4b/0x260 [ 9.408990][ T187] ? do_raw_spin_unlock+0x59/0x250 [ 9.408992][ T187] alloc_buf.isra.0+0x4b/0x260 [ 9.408995][ T187] put_chars+0x1e1/0x2f0 [ 9.408998][ T187] ? __send_to_port+0x420/0x420 [ 9.409000][ T187] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.409005][ T187] ? validate_chain+0x38b/0xc20 [ 9.409010][ T187] hvc_console_print+0x292/0x780 [ 9.409016][ T187] ? hvc_write+0x3a0/0x3a0 [ 9.409018][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.409021][ T187] ? lock_acquire+0x13c/0x160 [ 9.409025][ T187] console_emit_next_record+0x22f/0x4c0 [ 9.409029][ T187] ? devkmsg_read+0x4b0/0x4b0 [ 9.409030][ T187] ? console_flush_one_record+0x106/0x710 [ 9.409034][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.409036][ T187] ? lock_acquire+0x13c/0x160 [ 9.409040][ T187] console_flush_one_record+0x46f/0x710 [ 9.409044][ T187] ? console_emit_next_record+0x4c0/0x4c0 [ 9.409046][ T187] ? __lock_acquire+0x518/0xc20 [ 9.409051][ T187] console_unlock+0xee/0x1f0 [ 9.409054][ T187] ? console_flush_one_record+0x710/0x710 [ 9.409056][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.409058][ T187] ? lock_acquire+0x60/0x160 [ 9.409062][ T187] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.409063][ T187] ? vprintk_emit+0x320/0x3e0 [ 9.409067][ T187] vprintk_emit+0x37c/0x3e0 [ 9.409070][ T187] ? wake_up_klogd_work_func+0x90/0x90 [ 9.409074][ T187] ? __lock_acquire+0x518/0xc20 [ 9.409078][ T187] _printk+0xc7/0x100 [ 9.409081][ T187] ? snapshot_read.cold+0x21/0x21 [ 9.409084][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.409087][ T187] ? __rwlock_init+0x150/0x150 [ 9.409091][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.409093][ T187] do_exit.cold+0x82/0x9c [ 9.409097][ T187] ? exit_notify+0x890/0x890 [ 9.409099][ T187] ? __lock_release.isra.0+0x69/0x1a0 [ 9.409102][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.409106][ T187] do_group_exit+0xb8/0x370 [ 9.409108][ T187] __x64_sys_exit_group+0x3c/0x50 [ 9.409110][ T187] x64_sys_call+0x1567/0x1570 [ 9.409112][ T187] do_syscall_64+0xff/0x530 [ 9.409116][ T187] ? exc_page_fault+0xee/0x100 [ 9.409119][ T187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.409121][ T187] RIP: 0033:0x7fddcf76d1b8 [ 9.409123][ T187] Code: Unable to access opcode bytes at 0x7fddcf76d18e. [ 9.409124][ T187] RSP: 002b:00007fffc0b3b728 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.409126][ T187] RAX: ffffffffffffffda RBX: 00007fddcf89df88 RCX: 00007fddcf76d1b8 [ 9.409128][ T187] RDX: 00007fddcf4b7fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.409129][ T187] RBP: 00007fffc0b3b780 R08: 0000000000000000 R09: 0000000000008010 [ 9.409130][ T187] R10: 00007fffc0b3b540 R11: 0000000000000246 R12: 0000000000000001 [ 9.409131][ T187] R13: 0000000000000000 R14: 00007fddcf89c680 R15: 00007fddcf89dfa0 [ 9.409137][ T187] [ 9.772766][ T208] ip (208) used greatest stack depth: 24352 bytes left [ 12.240844][ T302] ip (302) used greatest stack depth: 23280 bytes left [ 12.240861][ T302] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.240863][ T302] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 302, name: ip [ 12.240864][ T302] preempt_count: 2, expected: 0 [ 12.240865][ T302] RCU nest depth: 0, expected: 0 [ 12.240866][ T302] locks held by ip/302: 5, last CPU#3: [ 12.240868][ T302] #0: ffffffff99c027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 12.240881][ T302] #1: ffffffff99d69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.240886][ T302] #2: ffffffff99d69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.240890][ T302] #3: ffffffff99c89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.240894][ T302] #4: ffffffff99c89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.240898][ T302] irq event stamp: 24542 [ 12.240899][ T302] hardirqs last enabled at (24541): [] __down_trylock_console_sem+0x86/0xa0 [ 12.240902][ T302] hardirqs last disabled at (24542): [] console_emit_next_record+0x3d4/0x4c0 [ 12.240904][ T302] softirqs last enabled at (23858): [] handle_softirqs+0x67c/0x900 [ 12.240906][ T302] softirqs last disabled at (23849): [] __irq_exit_rcu+0x145/0x1c0 [ 12.240908][ T302] Preemption disabled at: [ 12.240909][ T302] [<0000000000000000>] 0x0 [ 12.240916][ T302] CPU: 3 UID: 0 PID: 302 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.240919][ T302] Tainted: [W]=WARN [ 12.240920][ T302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.240922][ T302] Call Trace: [ 12.240923][ T302] [ 12.240925][ T302] dump_stack_lvl+0x6f/0xa0 [ 12.240931][ T302] __might_resched.cold+0x1fe/0x2c1 [ 12.240938][ T302] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.240943][ T302] ? __kmalloc_noprof+0xdb/0x760 [ 12.240948][ T302] __kmalloc_noprof+0x443/0x760 [ 12.240951][ T302] ? alloc_buf.isra.0+0x4b/0x260 [ 12.240957][ T302] ? do_raw_spin_unlock+0x59/0x250 [ 12.240959][ T302] alloc_buf.isra.0+0x4b/0x260 [ 12.240962][ T302] put_chars+0x1e1/0x2f0 [ 12.240965][ T302] ? __send_to_port+0x420/0x420 [ 12.240967][ T302] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.240971][ T302] ? validate_chain+0x38b/0xc20 [ 12.240982][ T302] hvc_console_print+0x292/0x780 [ 12.240989][ T302] ? hvc_write+0x3a0/0x3a0 [ 12.240991][ T302] ? rcu_is_watching+0x16/0xd0 [ 12.240994][ T302] ? lock_acquire+0x13c/0x160 [ 12.240998][ T302] console_emit_next_record+0x22f/0x4c0 [ 12.241002][ T302] ? devkmsg_read+0x4b0/0x4b0 [ 12.241003][ T302] ? console_flush_one_record+0x106/0x710 [ 12.241007][ T302] ? rcu_is_watching+0x16/0xd0 [ 12.241009][ T302] ? lock_acquire+0x13c/0x160 [ 12.241013][ T302] console_flush_one_record+0x46f/0x710 [ 12.241017][ T302] ? console_emit_next_record+0x4c0/0x4c0 [ 12.241019][ T302] ? __lock_acquire+0x518/0xc20 [ 12.241024][ T302] console_unlock+0xee/0x1f0 [ 12.241027][ T302] ? console_flush_one_record+0x710/0x710 [ 12.241029][ T302] ? rcu_is_watching+0x16/0xd0 [ 12.241031][ T302] ? lock_acquire+0x60/0x160 [ 12.241035][ T302] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.241037][ T302] ? vprintk_emit+0x320/0x3e0 [ 12.241040][ T302] vprintk_emit+0x37c/0x3e0 [ 12.241044][ T302] ? wake_up_klogd_work_func+0x90/0x90 [ 12.241047][ T302] ? __lock_acquire+0x518/0xc20 [ 12.241051][ T302] _printk+0xc7/0x100 [ 12.241055][ T302] ? snapshot_read.cold+0x21/0x21 [ 12.241058][ T302] ? do_raw_spin_lock+0x131/0x280 [ 12.241060][ T302] ? __rwlock_init+0x150/0x150 [ 12.241064][ T302] ? do_raw_spin_lock+0x131/0x280 [ 12.241067][ T302] do_exit.cold+0x82/0x9c [ 12.241070][ T302] ? exit_notify+0x890/0x890 [ 12.241072][ T302] ? __lock_release.isra.0+0x69/0x1a0 [ 12.241075][ T302] ? rcu_is_watching+0x16/0xd0 [ 12.241079][ T302] do_group_exit+0xb8/0x370 [ 12.241082][ T302] __x64_sys_exit_group+0x3c/0x50 [ 12.241084][ T302] x64_sys_call+0x1567/0x1570 [ 12.241086][ T302] do_syscall_64+0xff/0x530 [ 12.241089][ T302] ? exc_page_fault+0xee/0x100 [ 12.241093][ T302] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.241095][ T302] RIP: 0033:0x7fb9c18e61b8 [ 12.241097][ T302] Code: Unable to access opcode bytes at 0x7fb9c18e618e. [ 12.241098][ T302] RSP: 002b:00007ffed06b2dd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.241101][ T302] RAX: ffffffffffffffda RBX: 00007fb9c1a16f88 RCX: 00007fb9c18e61b8 [ 12.241102][ T302] RDX: 00007fb9c1630fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.241103][ T302] RBP: 00007ffed06b2e30 R08: 0000000000000000 R09: 0000000000008010 [ 12.241104][ T302] R10: 00007ffed06b2bf0 R11: 0000000000000246 R12: 0000000000000001 [ 12.241105][ T302] R13: 0000000000000000 R14: 00007fb9c1a15680 R15: 00007fb9c1a16fa0 [ 12.241112][ T302] WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr