[ 11.329255][ T196] ip (196) used greatest stack depth: 23920 bytes left [ 11.329274][ T196] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.329277][ T196] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 196, name: ip [ 11.329279][ T196] preempt_count: 2, expected: 0 [ 11.329280][ T196] RCU nest depth: 0, expected: 0 [ 11.329281][ T196] locks held by ip/196: 5, last CPU#0: [ 11.329284][ T196] #0: ffffffff89a02f58 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x8e7/0xef0 [ 11.329303][ T196] #1: ffffffff89b6a440 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.329310][ T196] #2: ffffffff89b6a4b8 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.329316][ T196] #3: ffffffff89a89de0 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.329321][ T196] #4: ffffffff89a89ce0 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.329326][ T196] irq event stamp: 43610 [ 11.329327][ T196] hardirqs last enabled at (43609): [] __down_trylock_console_sem+0x86/0xa0 [ 11.329331][ T196] hardirqs last disabled at (43610): [] console_emit_next_record+0x3d4/0x4c0 [ 11.329334][ T196] softirqs last enabled at (42322): [] netlink_release+0x17b/0xcf0 [ 11.329338][ T196] softirqs last disabled at (42320): [] netlink_release+0xd2/0xcf0 [ 11.329342][ T196] Preemption disabled at: [ 11.329343][ T196] [<0000000000000000>] 0x0 [ 11.329351][ T196] CPU: 0 UID: 0 PID: 196 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.329356][ T196] Tainted: [W]=WARN [ 11.329357][ T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.329359][ T196] Call Trace: [ 11.329361][ T196] [ 11.329363][ T196] dump_stack_lvl+0x6f/0xa0 [ 11.329371][ T196] __might_resched.cold+0x1fe/0x2c1 [ 11.329377][ T196] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.329382][ T196] ? __kmalloc_noprof+0xdb/0x760 [ 11.329389][ T196] __kmalloc_noprof+0x443/0x760 [ 11.329392][ T196] ? alloc_buf.isra.0+0x4b/0x260 [ 11.329401][ T196] ? do_raw_spin_unlock+0x59/0x250 [ 11.329405][ T196] alloc_buf.isra.0+0x4b/0x260 [ 11.329410][ T196] put_chars+0x1e1/0x2f0 [ 11.329415][ T196] ? __send_to_port+0x420/0x420 [ 11.329427][ T196] hvc_console_print+0x292/0x780 [ 11.329437][ T196] ? hvc_write+0x3a0/0x3a0 [ 11.329442][ T196] ? lock_acquire+0x13c/0x160 [ 11.329450][ T196] console_emit_next_record+0x22f/0x4c0 [ 11.329456][ T196] ? devkmsg_read+0x4b0/0x4b0 [ 11.329458][ T196] ? console_flush_one_record+0x106/0x710 [ 11.329462][ T196] ? rcu_is_watching+0x16/0xd0 [ 11.329467][ T196] ? lock_acquire+0x13c/0x160 [ 11.329474][ T196] console_flush_one_record+0x46f/0x710 [ 11.329481][ T196] ? console_emit_next_record+0x4c0/0x4c0 [ 11.329483][ T196] ? __lock_acquire+0x518/0xc20 [ 11.329492][ T196] console_unlock+0xee/0x1f0 [ 11.329496][ T196] ? console_flush_one_record+0x710/0x710 [ 11.329498][ T196] ? rcu_is_watching+0x16/0xd0 [ 11.329501][ T196] ? lock_acquire+0x60/0x160 [ 11.329507][ T196] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.329510][ T196] ? vprintk_emit+0x320/0x3e0 [ 11.329515][ T196] vprintk_emit+0x37c/0x3e0 [ 11.329521][ T196] ? wake_up_klogd_work_func+0x90/0x90 [ 11.329526][ T196] ? __lock_acquire+0x518/0xc20 [ 11.329533][ T196] _printk+0xc7/0x100 [ 11.329538][ T196] ? snapshot_read.cold+0x21/0x21 [ 11.329542][ T196] ? do_raw_spin_lock+0x131/0x280 [ 11.329546][ T196] ? __rwlock_init+0x150/0x150 [ 11.329553][ T196] ? do_raw_spin_lock+0x131/0x280 [ 11.329558][ T196] do_exit.cold+0x82/0x9c [ 11.329563][ T196] ? exit_notify+0x890/0x890 [ 11.329565][ T196] ? __lock_release.isra.0+0x69/0x1a0 [ 11.329570][ T196] ? rcu_is_watching+0x16/0xd0 [ 11.329577][ T196] do_group_exit+0xb8/0x370 [ 11.329582][ T196] __x64_sys_exit_group+0x3c/0x50 [ 11.329585][ T196] x64_sys_call+0x1567/0x1570 [ 11.329588][ T196] do_syscall_64+0x10e/0x570 [ 11.329593][ T196] ? exc_page_fault+0xee/0x100 [ 11.329598][ T196] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.329601][ T196] RIP: 0033:0x7fb2988961b8 [ 11.329604][ T196] Code: Unable to access opcode bytes at 0x7fb29889618e. [ 11.329605][ T196] RSP: 002b:00007ffd294a66f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.329608][ T196] RAX: ffffffffffffffda RBX: 00007fb2989c6f88 RCX: 00007fb2988961b8 [ 11.329610][ T196] RDX: 00007fb2985e0fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.329612][ T196] RBP: 00007ffd294a6750 R08: 0000000000000000 R09: 0000000000000000 [ 11.329613][ T196] R10: 00007ffd294a6510 R11: 0000000000000246 R12: 0000000000000001 [ 11.329615][ T196] R13: 0000000000000000 R14: 00007fb2989c5680 R15: 00007fb2989c6fa0 [ 11.329627][ T196] [ 13.581229][ T252] ip (252) used greatest stack depth: 23632 bytes left [ 13.581247][ T252] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.581249][ T252] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 252, name: ip [ 13.581251][ T252] preempt_count: 2, expected: 0 [ 13.581252][ T252] RCU nest depth: 0, expected: 0 [ 13.581252][ T252] locks held by ip/252: 5, last CPU#0: [ 13.581255][ T252] #0: ffffffff89a02f58 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x8e7/0xef0 [ 13.581267][ T252] #1: ffffffff89b6a440 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.581272][ T252] #2: ffffffff89b6a4b8 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.581275][ T252] #3: ffffffff89a89de0 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.581278][ T252] #4: ffffffff89a89ce0 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.581281][ T252] irq event stamp: 36174 [ 13.581282][ T252] hardirqs last enabled at (36173): [] __down_trylock_console_sem+0x86/0xa0 [ 13.581286][ T252] hardirqs last disabled at (36174): [] console_emit_next_record+0x3d4/0x4c0 [ 13.581287][ T252] softirqs last enabled at (35756): [] handle_softirqs+0x67c/0x900 [ 13.581289][ T252] softirqs last disabled at (35331): [] __irq_exit_rcu+0x145/0x1c0 [ 13.581292][ T252] Preemption disabled at: [ 13.581292][ T252] [<0000000000000000>] 0x0 [ 13.581304][ T252] CPU: 0 UID: 0 PID: 252 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.581307][ T252] Tainted: [W]=WARN [ 13.581308][ T252] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.581310][ T252] Call Trace: [ 13.581311][ T252] [ 13.581313][ T252] dump_stack_lvl+0x6f/0xa0 [ 13.581318][ T252] __might_resched.cold+0x1fe/0x2c1 [ 13.581323][ T252] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.581326][ T252] ? __kmalloc_noprof+0xdb/0x760 [ 13.581331][ T252] __kmalloc_noprof+0x443/0x760 [ 13.581333][ T252] ? alloc_buf.isra.0+0x4b/0x260 [ 13.581340][ T252] ? do_raw_spin_unlock+0x59/0x250 [ 13.581343][ T252] alloc_buf.isra.0+0x4b/0x260 [ 13.581346][ T252] put_chars+0x1e1/0x2f0 [ 13.581349][ T252] ? __send_to_port+0x420/0x420 [ 13.581355][ T252] hvc_console_print+0x292/0x780 [ 13.581362][ T252] ? hvc_write+0x3a0/0x3a0 [ 13.581365][ T252] ? lock_acquire+0x13c/0x160 [ 13.581369][ T252] console_emit_next_record+0x22f/0x4c0 [ 13.581372][ T252] ? devkmsg_read+0x4b0/0x4b0 [ 13.581374][ T252] ? console_flush_one_record+0x106/0x710 [ 13.581376][ T252] ? rcu_is_watching+0x16/0xd0 [ 13.581380][ T252] ? lock_acquire+0x13c/0x160 [ 13.581384][ T252] console_flush_one_record+0x46f/0x710 [ 13.581387][ T252] ? console_emit_next_record+0x4c0/0x4c0 [ 13.581389][ T252] ? __lock_acquire+0x518/0xc20 [ 13.581394][ T252] console_unlock+0xee/0x1f0 [ 13.581396][ T252] ? console_flush_one_record+0x710/0x710 [ 13.581397][ T252] ? rcu_is_watching+0x16/0xd0 [ 13.581399][ T252] ? lock_acquire+0x60/0x160 [ 13.581403][ T252] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.581405][ T252] ? vprintk_emit+0x320/0x3e0 [ 13.581408][ T252] vprintk_emit+0x37c/0x3e0 [ 13.581411][ T252] ? wake_up_klogd_work_func+0x90/0x90 [ 13.581414][ T252] ? __lock_acquire+0x518/0xc20 [ 13.581417][ T252] _printk+0xc7/0x100 [ 13.581421][ T252] ? snapshot_read.cold+0x21/0x21 [ 13.581423][ T252] ? do_raw_spin_lock+0x131/0x280 [ 13.581426][ T252] ? __rwlock_init+0x150/0x150 [ 13.581430][ T252] ? do_raw_spin_lock+0x131/0x280 [ 13.581433][ T252] do_exit.cold+0x82/0x9c [ 13.581437][ T252] ? exit_notify+0x890/0x890 [ 13.581438][ T252] ? __lock_release.isra.0+0x69/0x1a0 [ 13.581441][ T252] ? rcu_is_watching+0x16/0xd0 [ 13.581445][ T252] do_group_exit+0xb8/0x370 [ 13.581448][ T252] __x64_sys_exit_group+0x3c/0x50 [ 13.581450][ T252] x64_sys_call+0x1567/0x1570 [ 13.581453][ T252] do_syscall_64+0x10e/0x570 [ 13.581456][ T252] ? exc_page_fault+0xee/0x100 [ 13.581459][ T252] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.581461][ T252] RIP: 0033:0x7fe418dc11b8 [ 13.581464][ T252] Code: Unable to access opcode bytes at 0x7fe418dc118e. [ 13.581465][ T252] RSP: 002b:00007ffcad9d4ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 13.581467][ T252] RAX: ffffffffffffffda RBX: 00007fe418ef1f88 RCX: 00007fe418dc11b8 [ 13.581468][ T252] RDX: 00007fe418b0bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 13.581469][ T252] RBP: 00007ffcad9d4b20 R08: 0000000000000000 R09: 0000000000000050 [ 13.581470][ T252] R10: 00007ffcad9d48e0 R11: 0000000000000246 R12: 0000000000000001 [ 13.581471][ T252] R13: 0000000000000000 R14: 00007fe418ef0680 R15: 00007fe418ef1fa0 [ 13.581478][ T252]