[ 11.183946][ T181] ip (181) used greatest stack depth: 24504 bytes left [ 11.183962][ T181] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.183964][ T181] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 181, name: ip [ 11.183966][ T181] preempt_count: 2, expected: 0 [ 11.183967][ T181] RCU nest depth: 0, expected: 0 [ 11.183981][ T181] locks held by ip/181: 5, last CPU#3: [ 11.183983][ T181] #0: ffffffff9b002f58 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x8e7/0xef0 [ 11.183995][ T181] #1: ffffffff9b16a440 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.184000][ T181] #2: ffffffff9b16a4b8 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.184003][ T181] #3: ffffffff9b089de0 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.184006][ T181] #4: ffffffff9b089ce0 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.184010][ T181] irq event stamp: 32090 [ 11.184011][ T181] hardirqs last enabled at (32089): [] __down_trylock_console_sem+0x86/0xa0 [ 11.184014][ T181] hardirqs last disabled at (32090): [] console_emit_next_record+0x3d4/0x4c0 [ 11.184016][ T181] softirqs last enabled at (31450): [] handle_softirqs+0x67c/0x900 [ 11.184018][ T181] softirqs last disabled at (31441): [] __irq_exit_rcu+0x145/0x1c0 [ 11.184021][ T181] Preemption disabled at: [ 11.184021][ T181] [<0000000000000000>] 0x0 [ 11.184028][ T181] CPU: 3 UID: 0 PID: 181 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.184032][ T181] Tainted: [W]=WARN [ 11.184033][ T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.184034][ T181] Call Trace: [ 11.184036][ T181] [ 11.184037][ T181] dump_stack_lvl+0x6f/0xa0 [ 11.184043][ T181] __might_resched.cold+0x1fe/0x2c1 [ 11.184047][ T181] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.184050][ T181] ? __kmalloc_noprof+0xdb/0x760 [ 11.184055][ T181] __kmalloc_noprof+0x443/0x760 [ 11.184058][ T181] ? alloc_buf.isra.0+0x4b/0x260 [ 11.184064][ T181] ? do_raw_spin_unlock+0x59/0x250 [ 11.184067][ T181] alloc_buf.isra.0+0x4b/0x260 [ 11.184070][ T181] put_chars+0x1e1/0x2f0 [ 11.184073][ T181] ? __send_to_port+0x420/0x420 [ 11.184079][ T181] hvc_console_print+0x292/0x780 [ 11.184086][ T181] ? hvc_write+0x3a0/0x3a0 [ 11.184088][ T181] ? lock_acquire+0x13c/0x160 [ 11.184094][ T181] console_emit_next_record+0x22f/0x4c0 [ 11.184098][ T181] ? devkmsg_read+0x4b0/0x4b0 [ 11.184099][ T181] ? console_flush_one_record+0x106/0x710 [ 11.184101][ T181] ? rcu_is_watching+0x16/0xd0 [ 11.184104][ T181] ? lock_acquire+0x13c/0x160 [ 11.184108][ T181] console_flush_one_record+0x46f/0x710 [ 11.184112][ T181] ? console_emit_next_record+0x4c0/0x4c0 [ 11.184113][ T181] ? __lock_acquire+0x518/0xc20 [ 11.184118][ T181] console_unlock+0xee/0x1f0 [ 11.184121][ T181] ? console_flush_one_record+0x710/0x710 [ 11.184122][ T181] ? rcu_is_watching+0x16/0xd0 [ 11.184123][ T181] ? lock_acquire+0x60/0x160 [ 11.184127][ T181] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.184129][ T181] ? vprintk_emit+0x320/0x3e0 [ 11.184132][ T181] vprintk_emit+0x37c/0x3e0 [ 11.184135][ T181] ? wake_up_klogd_work_func+0x90/0x90 [ 11.184138][ T181] ? __lock_acquire+0x518/0xc20 [ 11.184141][ T181] _printk+0xc7/0x100 [ 11.184145][ T181] ? snapshot_read.cold+0x21/0x21 [ 11.184148][ T181] ? do_raw_spin_lock+0x131/0x280 [ 11.184150][ T181] ? __rwlock_init+0x150/0x150 [ 11.184154][ T181] ? do_raw_spin_lock+0x131/0x280 [ 11.184157][ T181] do_exit.cold+0x82/0x9c [ 11.184161][ T181] ? exit_notify+0x890/0x890 [ 11.184162][ T181] ? __lock_release.isra.0+0x69/0x1a0 [ 11.184165][ T181] ? rcu_is_watching+0x16/0xd0 [ 11.184168][ T181] do_group_exit+0xb8/0x370 [ 11.184172][ T181] __x64_sys_exit_group+0x3c/0x50 [ 11.184173][ T181] x64_sys_call+0x1567/0x1570 [ 11.184176][ T181] do_syscall_64+0x10e/0x570 [ 11.184180][ T181] ? exc_page_fault+0xee/0x100 [ 11.184183][ T181] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.184185][ T181] RIP: 0033:0x7fbc275301b8 [ 11.184187][ T181] Code: Unable to access opcode bytes at 0x7fbc2753018e. [ 11.184188][ T181] RSP: 002b:00007ffc34a8bc28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.184191][ T181] RAX: ffffffffffffffda RBX: 00007fbc27660f88 RCX: 00007fbc275301b8 [ 11.184192][ T181] RDX: 00007fbc2727afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.184193][ T181] RBP: 00007ffc34a8bc80 R08: 0000000000000000 R09: 0000000000000050 [ 11.184193][ T181] R10: 00007ffc34a8ba40 R11: 0000000000000246 R12: 0000000000000001 [ 11.184194][ T181] R13: 0000000000000000 R14: 00007fbc2765f680 R15: 00007fbc27660fa0 [ 11.184208][ T181] [ 12.332236][ T212] ip (212) used greatest stack depth: 24096 bytes left [ 12.332251][ T212] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.332254][ T212] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 212, name: ip [ 12.332255][ T212] preempt_count: 2, expected: 0 [ 12.332256][ T212] RCU nest depth: 0, expected: 0 [ 12.332257][ T212] locks held by ip/212: 5, last CPU#3: [ 12.332259][ T212] #0: ffffffff9b002f58 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x8e7/0xef0 [ 12.332271][ T212] #1: ffffffff9b16a440 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.332276][ T212] #2: ffffffff9b16a4b8 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.332279][ T212] #3: ffffffff9b089de0 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.332282][ T212] #4: ffffffff9b089ce0 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.332286][ T212] irq event stamp: 41876 [ 12.332287][ T212] hardirqs last enabled at (41875): [] __down_trylock_console_sem+0x86/0xa0 [ 12.332290][ T212] hardirqs last disabled at (41876): [] console_emit_next_record+0x3d4/0x4c0 [ 12.332292][ T212] softirqs last enabled at (40568): [] netlink_release+0x17b/0xcf0 [ 12.332296][ T212] softirqs last disabled at (40566): [] netlink_release+0xd2/0xcf0 [ 12.332298][ T212] Preemption disabled at: [ 12.332298][ T212] [<0000000000000000>] 0x0 [ 12.332305][ T212] CPU: 3 UID: 0 PID: 212 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.332309][ T212] Tainted: [W]=WARN [ 12.332310][ T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.332311][ T212] Call Trace: [ 12.332313][ T212] [ 12.332314][ T212] dump_stack_lvl+0x6f/0xa0 [ 12.332320][ T212] __might_resched.cold+0x1fe/0x2c1 [ 12.332325][ T212] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.332328][ T212] ? __kmalloc_noprof+0xdb/0x760 [ 12.332333][ T212] __kmalloc_noprof+0x443/0x760 [ 12.332335][ T212] ? alloc_buf.isra.0+0x4b/0x260 [ 12.332341][ T212] ? do_raw_spin_unlock+0x59/0x250 [ 12.332344][ T212] alloc_buf.isra.0+0x4b/0x260 [ 12.332347][ T212] put_chars+0x1e1/0x2f0 [ 12.332350][ T212] ? __send_to_port+0x420/0x420 [ 12.332356][ T212] hvc_console_print+0x292/0x780 [ 12.332362][ T212] ? hvc_write+0x3a0/0x3a0 [ 12.332365][ T212] ? lock_acquire+0x13c/0x160 [ 12.332370][ T212] console_emit_next_record+0x22f/0x4c0 [ 12.332373][ T212] ? devkmsg_read+0x4b0/0x4b0 [ 12.332374][ T212] ? console_flush_one_record+0x106/0x710 [ 12.332377][ T212] ? rcu_is_watching+0x16/0xd0 [ 12.332381][ T212] ? lock_acquire+0x13c/0x160 [ 12.332389][ T212] console_flush_one_record+0x46f/0x710 [ 12.332393][ T212] ? console_emit_next_record+0x4c0/0x4c0 [ 12.332394][ T212] ? __lock_acquire+0x518/0xc20 [ 12.332400][ T212] console_unlock+0xee/0x1f0 [ 12.332402][ T212] ? console_flush_one_record+0x710/0x710 [ 12.332403][ T212] ? rcu_is_watching+0x16/0xd0 [ 12.332405][ T212] ? lock_acquire+0x60/0x160 [ 12.332409][ T212] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.332410][ T212] ? vprintk_emit+0x320/0x3e0 [ 12.332413][ T212] vprintk_emit+0x37c/0x3e0 [ 12.332416][ T212] ? wake_up_klogd_work_func+0x90/0x90 [ 12.332419][ T212] ? __lock_acquire+0x518/0xc20 [ 12.332423][ T212] _printk+0xc7/0x100 [ 12.332427][ T212] ? snapshot_read.cold+0x21/0x21 [ 12.332429][ T212] ? do_raw_spin_lock+0x131/0x280 [ 12.332432][ T212] ? __rwlock_init+0x150/0x150 [ 12.332436][ T212] ? do_raw_spin_lock+0x131/0x280 [ 12.332439][ T212] do_exit.cold+0x82/0x9c [ 12.332442][ T212] ? exit_notify+0x890/0x890 [ 12.332444][ T212] ? __lock_release.isra.0+0x69/0x1a0 [ 12.332447][ T212] ? rcu_is_watching+0x16/0xd0 [ 12.332450][ T212] do_group_exit+0xb8/0x370 [ 12.332453][ T212] __x64_sys_exit_group+0x3c/0x50 [ 12.332455][ T212] x64_sys_call+0x1567/0x1570 [ 12.332458][ T212] do_syscall_64+0x10e/0x570 [ 12.332461][ T212] ? exc_page_fault+0xee/0x100 [ 12.332464][ T212] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.332466][ T212] RIP: 0033:0x7fd7d29a21b8 [ 12.332469][ T212] Code: Unable to access opcode bytes at 0x7fd7d29a218e. [ 12.332470][ T212] RSP: 002b:00007fffdb38ece8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.332472][ T212] RAX: ffffffffffffffda RBX: 00007fd7d2ad2f88 RCX: 00007fd7d29a21b8 [ 12.332473][ T212] RDX: 00007fd7d26ecfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.332474][ T212] RBP: 00007fffdb38ed40 R08: 0000000000000000 R09: 0000000000000000 [ 12.332475][ T212] R10: 00007fffdb38eb00 R11: 0000000000000246 R12: 0000000000000001 [ 12.332475][ T212] R13: 0000000000000000 R14: 00007fd7d2ad1680 R15: 00007fd7d2ad2fa0 [ 12.332482][ T212]