[ 9.737483][ T202] ip (202) used greatest stack depth: 23912 bytes left [ 9.737499][ T202] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.737507][ T202] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 202, name: ip [ 9.737509][ T202] preempt_count: 2, expected: 0 [ 9.737510][ T202] RCU nest depth: 0, expected: 0 [ 9.737511][ T202] locks held by ip/202: 5, last CPU#3: [ 9.737513][ T202] #0: ffffffff9f2167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.737524][ T202] #1: ffffffff9f37ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.737529][ T202] #2: ffffffff9f37de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.737533][ T202] #3: ffffffff9f29d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.737537][ T202] #4: ffffffff9f29d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.737541][ T202] irq event stamp: 22506 [ 9.737542][ T202] hardirqs last enabled at (22505): [] __down_trylock_console_sem+0x86/0xa0 [ 9.737545][ T202] hardirqs last disabled at (22506): [] console_emit_next_record+0x3d4/0x4c0 [ 9.737547][ T202] softirqs last enabled at (21398): [] handle_softirqs+0x67c/0x900 [ 9.737549][ T202] softirqs last disabled at (20609): [] __irq_exit_rcu+0x145/0x1c0 [ 9.737552][ T202] Preemption disabled at: [ 9.737552][ T202] [<0000000000000000>] 0x0 [ 9.737559][ T202] CPU: 3 UID: 0 PID: 202 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.737562][ T202] Tainted: [W]=WARN [ 9.737563][ T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.737564][ T202] Call Trace: [ 9.737566][ T202] [ 9.737567][ T202] dump_stack_lvl+0x6f/0xa0 [ 9.737574][ T202] __might_resched.cold+0x1fe/0x2c1 [ 9.737578][ T202] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.737582][ T202] ? __kmalloc_noprof+0xdb/0x760 [ 9.737586][ T202] __kmalloc_noprof+0x443/0x760 [ 9.737588][ T202] ? alloc_buf.isra.0+0x4b/0x260 [ 9.737595][ T202] ? do_raw_spin_unlock+0x59/0x250 [ 9.737598][ T202] alloc_buf.isra.0+0x4b/0x260 [ 9.737601][ T202] put_chars+0x1e1/0x2f0 [ 9.737604][ T202] ? __send_to_port+0x420/0x420 [ 9.737605][ T202] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.737608][ T202] ? validate_chain+0x38b/0xc20 [ 9.737614][ T202] hvc_console_print+0x292/0x780 [ 9.737621][ T202] ? hvc_write+0x3a0/0x3a0 [ 9.737624][ T202] ? rcu_is_watching+0x16/0xd0 [ 9.737626][ T202] ? lock_acquire+0x13c/0x160 [ 9.737630][ T202] console_emit_next_record+0x22f/0x4c0 [ 9.737633][ T202] ? devkmsg_read+0x4b0/0x4b0 [ 9.737635][ T202] ? console_flush_one_record+0x106/0x710 [ 9.737638][ T202] ? rcu_is_watching+0x16/0xd0 [ 9.737640][ T202] ? lock_acquire+0x13c/0x160 [ 9.737644][ T202] console_flush_one_record+0x46f/0x710 [ 9.737648][ T202] ? console_emit_next_record+0x4c0/0x4c0 [ 9.737650][ T202] ? __lock_acquire+0x518/0xc20 [ 9.737655][ T202] console_unlock+0xee/0x1f0 [ 9.737658][ T202] ? console_flush_one_record+0x710/0x710 [ 9.737660][ T202] ? rcu_is_watching+0x16/0xd0 [ 9.737661][ T202] ? lock_acquire+0xe0/0x160 [ 9.737665][ T202] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.737667][ T202] ? vprintk_emit+0x320/0x3e0 [ 9.737669][ T202] vprintk_emit+0x37c/0x3e0 [ 9.737672][ T202] ? wake_up_klogd_work_func+0x90/0x90 [ 9.737675][ T202] ? __lock_acquire+0x518/0xc20 [ 9.737679][ T202] _printk+0xc7/0x100 [ 9.737682][ T202] ? snapshot_read.cold+0x21/0x21 [ 9.737685][ T202] ? do_raw_spin_lock+0x131/0x280 [ 9.737688][ T202] ? __rwlock_init+0x150/0x150 [ 9.737692][ T202] ? do_raw_spin_lock+0x131/0x280 [ 9.737695][ T202] do_exit.cold+0x82/0x9c [ 9.737698][ T202] ? exit_notify+0x890/0x890 [ 9.737700][ T202] ? __lock_release.isra.0+0x69/0x1a0 [ 9.737702][ T202] ? rcu_is_watching+0x16/0xd0 [ 9.737706][ T202] do_group_exit+0xb8/0x370 [ 9.737708][ T202] __x64_sys_exit_group+0x3c/0x50 [ 9.737710][ T202] x64_sys_call+0x1567/0x1570 [ 9.737713][ T202] do_syscall_64+0xff/0x530 [ 9.737717][ T202] ? exc_page_fault+0xee/0x100 [ 9.737720][ T202] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.737722][ T202] RIP: 0033:0x7f4ecfe251b8 [ 9.737724][ T202] Code: Unable to access opcode bytes at 0x7f4ecfe2518e. [ 9.737725][ T202] RSP: 002b:00007ffc2afb1d68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.737728][ T202] RAX: ffffffffffffffda RBX: 00007f4ecff55f88 RCX: 00007f4ecfe251b8 [ 9.737729][ T202] RDX: 00007f4ecfb6ffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.737730][ T202] RBP: 00007ffc2afb1dc0 R08: 0000000000000000 R09: 0000000000000050 [ 9.737731][ T202] R10: 00007ffc2afb1b80 R11: 0000000000000246 R12: 0000000000000001 [ 9.737731][ T202] R13: 0000000000000000 R14: 00007f4ecff54680 R15: 00007f4ecff55fa0 [ 9.737738][ T202] [ 27.835146][ T419] ip (419) used greatest stack depth: 23648 bytes left [ 27.835163][ T419] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.835165][ T419] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 419, name: ip [ 27.835167][ T419] preempt_count: 2, expected: 0 [ 27.835167][ T419] RCU nest depth: 0, expected: 0 [ 27.835168][ T419] locks held by ip/419: 5, last CPU#3: [ 27.835170][ T419] #0: ffffffff9f2167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 27.835182][ T419] #1: ffffffff9f37ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 27.835187][ T419] #2: ffffffff9f37de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 27.835191][ T419] #3: ffffffff9f29d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 27.835195][ T419] #4: ffffffff9f29d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 27.835200][ T419] irq event stamp: 34128 [ 27.835200][ T419] hardirqs last enabled at (34127): [] __down_trylock_console_sem+0x86/0xa0 [ 27.835204][ T419] hardirqs last disabled at (34128): [] console_emit_next_record+0x3d4/0x4c0 [ 27.835206][ T419] softirqs last enabled at (33012): [] handle_softirqs+0x67c/0x900 [ 27.835208][ T419] softirqs last disabled at (33007): [] __irq_exit_rcu+0x145/0x1c0 [ 27.835211][ T419] Preemption disabled at: [ 27.835211][ T419] [<0000000000000000>] 0x0 [ 27.835218][ T419] CPU: 3 UID: 0 PID: 419 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.835221][ T419] Tainted: [W]=WARN [ 27.835222][ T419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.835224][ T419] Call Trace: [ 27.835226][ T419] [ 27.835227][ T419] dump_stack_lvl+0x6f/0xa0 [ 27.835234][ T419] __might_resched.cold+0x1fe/0x2c1 [ 27.835238][ T419] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.835242][ T419] ? __kmalloc_noprof+0xdb/0x760 [ 27.835247][ T419] __kmalloc_noprof+0x443/0x760 [ 27.835249][ T419] ? alloc_buf.isra.0+0x4b/0x260 [ 27.835256][ T419] ? do_raw_spin_unlock+0x59/0x250 [ 27.835259][ T419] alloc_buf.isra.0+0x4b/0x260 [ 27.835263][ T419] put_chars+0x1e1/0x2f0 [ 27.835265][ T419] ? __send_to_port+0x420/0x420 [ 27.835266][ T419] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.835270][ T419] ? validate_chain+0x38b/0xc20 [ 27.835275][ T419] hvc_console_print+0x292/0x780 [ 27.835283][ T419] ? hvc_write+0x3a0/0x3a0 [ 27.835286][ T419] ? rcu_is_watching+0x16/0xd0 [ 27.835288][ T419] ? lock_acquire+0x13c/0x160 [ 27.835292][ T419] console_emit_next_record+0x22f/0x4c0 [ 27.835296][ T419] ? devkmsg_read+0x4b0/0x4b0 [ 27.835298][ T419] ? console_flush_one_record+0x106/0x710 [ 27.835301][ T419] ? rcu_is_watching+0x16/0xd0 [ 27.835303][ T419] ? lock_acquire+0x13c/0x160 [ 27.835307][ T419] console_flush_one_record+0x46f/0x710 [ 27.835311][ T419] ? console_emit_next_record+0x4c0/0x4c0 [ 27.835313][ T419] ? __lock_acquire+0x518/0xc20 [ 27.835319][ T419] console_unlock+0xee/0x1f0 [ 27.835321][ T419] ? console_flush_one_record+0x710/0x710 [ 27.835323][ T419] ? rcu_is_watching+0x16/0xd0 [ 27.835325][ T419] ? lock_acquire+0xe0/0x160 [ 27.835329][ T419] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.835331][ T419] ? vprintk_emit+0x320/0x3e0 [ 27.835334][ T419] vprintk_emit+0x37c/0x3e0 [ 27.835337][ T419] ? wake_up_klogd_work_func+0x90/0x90 [ 27.835340][ T419] ? __lock_acquire+0x518/0xc20 [ 27.835343][ T419] _printk+0xc7/0x100 [ 27.835347][ T419] ? snapshot_read.cold+0x21/0x21 [ 27.835350][ T419] ? do_raw_spin_lock+0x131/0x280 [ 27.835352][ T419] ? __rwlock_init+0x150/0x150 [ 27.835356][ T419] ? do_raw_spin_lock+0x131/0x280 [ 27.835359][ T419] do_exit.cold+0x82/0x9c [ 27.835363][ T419] ? exit_notify+0x890/0x890 [ 27.835364][ T419] ? __lock_release.isra.0+0x69/0x1a0 [ 27.835367][ T419] ? rcu_is_watching+0x16/0xd0 [ 27.835371][ T419] do_group_exit+0xb8/0x370 [ 27.835374][ T419] __x64_sys_exit_group+0x3c/0x50 [ 27.835376][ T419] x64_sys_call+0x1567/0x1570 [ 27.835379][ T419] do_syscall_64+0xff/0x530 [ 27.835383][ T419] ? exc_page_fault+0xee/0x100 [ 27.835386][ T419] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.835388][ T419] RIP: 0033:0x7f275b3a21b8 [ 27.835391][ T419] Code: Unable to access opcode bytes at 0x7f275b3a218e. [ 27.835392][ T419] RSP: 002b:00007ffee6d4fc48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 27.835394][ T419] RAX: ffffffffffffffda RBX: 00007f275b4d2f88 RCX: 00007f275b3a21b8 [ 27.835395][ T419] RDX: 00007f275b0ecfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 27.835396][ T419] RBP: 00007ffee6d4fca0 R08: 0000000000000000 R09: 0000000000000000 [ 27.835397][ T419] R10: 00007ffee6d4fa60 R11: 0000000000000246 R12: 0000000000000001 [ 27.835398][ T419] R13: 0000000000000000 R14: 00007f275b4d1680 R15: 00007f275b4d2fa0 [ 27.835405][ T419]