[ 12.785025][ T213] ip (213) used greatest stack depth: 24296 bytes left [ 12.785045][ T213] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.785048][ T213] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 213, name: ip [ 12.785049][ T213] preempt_count: 2, expected: 0 [ 12.785051][ T213] RCU nest depth: 0, expected: 0 [ 12.785052][ T213] locks held by ip/213: 5, last CPU#3: [ 12.785054][ T213] #0: ffffffffa9a02f58 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x8e7/0xef0 [ 12.785066][ T213] #1: ffffffffa9b6a440 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.785071][ T213] #2: ffffffffa9b6a4b8 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.785075][ T213] #3: ffffffffa9a89de0 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.785078][ T213] #4: ffffffffa9a89ce0 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.785082][ T213] irq event stamp: 21544 [ 12.785083][ T213] hardirqs last enabled at (21543): [] __down_trylock_console_sem+0x86/0xa0 [ 12.785087][ T213] hardirqs last disabled at (21544): [] console_emit_next_record+0x3d4/0x4c0 [ 12.785088][ T213] softirqs last enabled at (19996): [] handle_softirqs+0x67c/0x900 [ 12.785091][ T213] softirqs last disabled at (19987): [] __irq_exit_rcu+0x145/0x1c0 [ 12.785093][ T213] Preemption disabled at: [ 12.785094][ T213] [<0000000000000000>] 0x0 [ 12.785100][ T213] CPU: 3 UID: 0 PID: 213 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.785104][ T213] Tainted: [W]=WARN [ 12.785105][ T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.785107][ T213] Call Trace: [ 12.785108][ T213] [ 12.785110][ T213] dump_stack_lvl+0x6f/0xa0 [ 12.785116][ T213] __might_resched.cold+0x1fe/0x2c1 [ 12.785121][ T213] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.785124][ T213] ? __kmalloc_noprof+0xdb/0x760 [ 12.785129][ T213] __kmalloc_noprof+0x443/0x760 [ 12.785132][ T213] ? alloc_buf.isra.0+0x4b/0x260 [ 12.785138][ T213] ? do_raw_spin_unlock+0x59/0x250 [ 12.785141][ T213] alloc_buf.isra.0+0x4b/0x260 [ 12.785145][ T213] put_chars+0x1e1/0x2f0 [ 12.785148][ T213] ? __send_to_port+0x420/0x420 [ 12.785155][ T213] hvc_console_print+0x292/0x780 [ 12.785161][ T213] ? hvc_write+0x3a0/0x3a0 [ 12.785164][ T213] ? lock_acquire+0x13c/0x160 [ 12.785169][ T213] console_emit_next_record+0x22f/0x4c0 [ 12.785172][ T213] ? devkmsg_read+0x4b0/0x4b0 [ 12.785174][ T213] ? console_flush_one_record+0x106/0x710 [ 12.785176][ T213] ? rcu_is_watching+0x16/0xd0 [ 12.785180][ T213] ? lock_acquire+0x13c/0x160 [ 12.785184][ T213] console_flush_one_record+0x46f/0x710 [ 12.785188][ T213] ? console_emit_next_record+0x4c0/0x4c0 [ 12.785189][ T213] ? __lock_acquire+0x518/0xc20 [ 12.785195][ T213] console_unlock+0xee/0x1f0 [ 12.785197][ T213] ? console_flush_one_record+0x710/0x710 [ 12.785198][ T213] ? rcu_is_watching+0x16/0xd0 [ 12.785200][ T213] ? lock_acquire+0x60/0x160 [ 12.785204][ T213] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.785206][ T213] ? vprintk_emit+0x320/0x3e0 [ 12.785209][ T213] vprintk_emit+0x37c/0x3e0 [ 12.785212][ T213] ? wake_up_klogd_work_func+0x90/0x90 [ 12.785215][ T213] ? __lock_acquire+0x518/0xc20 [ 12.785219][ T213] _printk+0xc7/0x100 [ 12.785223][ T213] ? snapshot_read.cold+0x21/0x21 [ 12.785226][ T213] ? do_raw_spin_lock+0x131/0x280 [ 12.785229][ T213] ? __rwlock_init+0x150/0x150 [ 12.785233][ T213] ? do_raw_spin_lock+0x131/0x280 [ 12.785236][ T213] do_exit.cold+0x82/0x9c [ 12.785239][ T213] ? exit_notify+0x890/0x890 [ 12.785241][ T213] ? __lock_release.isra.0+0x69/0x1a0 [ 12.785244][ T213] ? rcu_is_watching+0x16/0xd0 [ 12.785248][ T213] do_group_exit+0xb8/0x370 [ 12.785251][ T213] __x64_sys_exit_group+0x3c/0x50 [ 12.785253][ T213] x64_sys_call+0x1567/0x1570 [ 12.785256][ T213] do_syscall_64+0x10e/0x570 [ 12.785259][ T213] ? exc_page_fault+0xee/0x100 [ 12.785263][ T213] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.785265][ T213] RIP: 0033:0x7f93f199c1b8 [ 12.785268][ T213] Code: Unable to access opcode bytes at 0x7f93f199c18e. [ 12.785269][ T213] RSP: 002b:00007ffc8e308138 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.785271][ T213] RAX: ffffffffffffffda RBX: 00007f93f1accf88 RCX: 00007f93f199c1b8 [ 12.785273][ T213] RDX: 00007f93f16e6fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.785274][ T213] RBP: 00007ffc8e308190 R08: 0000000000000000 R09: 0000000000000050 [ 12.785274][ T213] R10: 00007ffc8e307f50 R11: 0000000000000246 R12: 0000000000000001 [ 12.785275][ T213] R13: 0000000000000000 R14: 00007f93f1acb680 R15: 00007f93f1accfa0 [ 12.785282][ T213] [ 13.184281][ T224] ip (224) used greatest stack depth: 24080 bytes left [ 38.128284][ T900] ip (900) used greatest stack depth: 23936 bytes left [ 38.128304][ T900] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 38.128306][ T900] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 900, name: ip [ 38.128308][ T900] preempt_count: 2, expected: 0 [ 38.128309][ T900] RCU nest depth: 0, expected: 0 [ 38.128310][ T900] locks held by ip/900: 5, last CPU#0: [ 38.128312][ T900] #0: ffffffffa9a02f58 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x8e7/0xef0 [ 38.128327][ T900] #1: ffffffffa9b6a440 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 38.128332][ T900] #2: ffffffffa9b6a4b8 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 38.128335][ T900] #3: ffffffffa9a89de0 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 38.128339][ T900] #4: ffffffffa9a89ce0 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 38.128342][ T900] irq event stamp: 24502 [ 38.128343][ T900] hardirqs last enabled at (24501): [] __down_trylock_console_sem+0x86/0xa0 [ 38.128346][ T900] hardirqs last disabled at (24502): [] console_emit_next_record+0x3d4/0x4c0 [ 38.128348][ T900] softirqs last enabled at (22676): [] netlink_release+0x17b/0xcf0 [ 38.128352][ T900] softirqs last disabled at (22674): [] netlink_release+0xd2/0xcf0 [ 38.128354][ T900] Preemption disabled at: [ 38.128355][ T900] [<0000000000000000>] 0x0 [ 38.128362][ T900] CPU: 0 UID: 0 PID: 900 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 38.128365][ T900] Tainted: [W]=WARN [ 38.128366][ T900] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.128368][ T900] Call Trace: [ 38.128369][ T900] [ 38.128371][ T900] dump_stack_lvl+0x6f/0xa0 [ 38.128377][ T900] __might_resched.cold+0x1fe/0x2c1 [ 38.128381][ T900] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 38.128384][ T900] ? __kmalloc_noprof+0xdb/0x760 [ 38.128390][ T900] __kmalloc_noprof+0x443/0x760 [ 38.128393][ T900] ? alloc_buf.isra.0+0x4b/0x260 [ 38.128399][ T900] ? do_raw_spin_unlock+0x59/0x250 [ 38.128402][ T900] alloc_buf.isra.0+0x4b/0x260 [ 38.128405][ T900] put_chars+0x1e1/0x2f0 [ 38.128414][ T900] ? __send_to_port+0x420/0x420 [ 38.128420][ T900] hvc_console_print+0x292/0x780 [ 38.128427][ T900] ? hvc_write+0x3a0/0x3a0 [ 38.128430][ T900] ? lock_acquire+0x13c/0x160 [ 38.128434][ T900] console_emit_next_record+0x22f/0x4c0 [ 38.128438][ T900] ? devkmsg_read+0x4b0/0x4b0 [ 38.128439][ T900] ? console_flush_one_record+0x106/0x710 [ 38.128442][ T900] ? rcu_is_watching+0x16/0xd0 [ 38.128445][ T900] ? lock_acquire+0x13c/0x160 [ 38.128449][ T900] console_flush_one_record+0x46f/0x710 [ 38.128453][ T900] ? console_emit_next_record+0x4c0/0x4c0 [ 38.128454][ T900] ? __lock_acquire+0x518/0xc20 [ 38.128459][ T900] console_unlock+0xee/0x1f0 [ 38.128462][ T900] ? console_flush_one_record+0x710/0x710 [ 38.128463][ T900] ? rcu_is_watching+0x16/0xd0 [ 38.128465][ T900] ? lock_acquire+0x60/0x160 [ 38.128468][ T900] ? __down_trylock_console_sem+0x5e/0xa0 [ 38.128470][ T900] ? vprintk_emit+0x320/0x3e0 [ 38.128473][ T900] vprintk_emit+0x37c/0x3e0 [ 38.128476][ T900] ? wake_up_klogd_work_func+0x90/0x90 [ 38.128479][ T900] ? __lock_acquire+0x518/0xc20 [ 38.128483][ T900] _printk+0xc7/0x100 [ 38.128486][ T900] ? snapshot_read.cold+0x21/0x21 [ 38.128489][ T900] ? do_raw_spin_lock+0x131/0x280 [ 38.128492][ T900] ? __rwlock_init+0x150/0x150 [ 38.128496][ T900] ? do_raw_spin_lock+0x131/0x280 [ 38.128499][ T900] do_exit.cold+0x82/0x9c [ 38.128503][ T900] ? exit_notify+0x890/0x890 [ 38.128504][ T900] ? __lock_release.isra.0+0x69/0x1a0 [ 38.128507][ T900] ? rcu_is_watching+0x16/0xd0 [ 38.128510][ T900] do_group_exit+0xb8/0x370 [ 38.128513][ T900] __x64_sys_exit_group+0x3c/0x50 [ 38.128515][ T900] x64_sys_call+0x1567/0x1570 [ 38.128518][ T900] do_syscall_64+0x10e/0x570 [ 38.128522][ T900] ? exc_page_fault+0xee/0x100 [ 38.128525][ T900] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 38.128527][ T900] RIP: 0033:0x7f10b74281b8 [ 38.128529][ T900] Code: Unable to access opcode bytes at 0x7f10b742818e. [ 38.128530][ T900] RSP: 002b:00007ffde7df8a28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 38.128533][ T900] RAX: ffffffffffffffda RBX: 00007f10b7558f88 RCX: 00007f10b74281b8 [ 38.128534][ T900] RDX: 00007f10b7172fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 38.128535][ T900] RBP: 00007ffde7df8a80 R08: 0000000000000000 R09: 0000000000008010 [ 38.128536][ T900] R10: 00007ffde7df8840 R11: 0000000000000246 R12: 0000000000000001 [ 38.128537][ T900] R13: 0000000000000000 R14: 00007f10b7557680 R15: 00007f10b7558fa0 [ 38.128544][ T900]