[ 9.377008][ T194] ip (194) used greatest stack depth: 24432 bytes left [ 9.377023][ T194] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.377025][ T194] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 194, name: ip [ 9.377027][ T194] preempt_count: 2, expected: 0 [ 9.377028][ T194] RCU nest depth: 0, expected: 0 [ 9.377029][ T194] locks held by ip/194: 5, last CPU#0: [ 9.377031][ T194] #0: ffffffffa48167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.377042][ T194] #1: ffffffffa497ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.377046][ T194] #2: ffffffffa497de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.377051][ T194] #3: ffffffffa489d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.377055][ T194] #4: ffffffffa489d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.377059][ T194] irq event stamp: 38504 [ 9.377059][ T194] hardirqs last enabled at (38503): [] __down_trylock_console_sem+0x86/0xa0 [ 9.377062][ T194] hardirqs last disabled at (38504): [] console_emit_next_record+0x3d4/0x4c0 [ 9.377064][ T194] softirqs last enabled at (36918): [] netlink_release+0x17b/0xcf0 [ 9.377071][ T194] softirqs last disabled at (36916): [] netlink_release+0xd2/0xcf0 [ 9.377074][ T194] Preemption disabled at: [ 9.377074][ T194] [<0000000000000000>] 0x0 [ 9.377081][ T194] CPU: 0 UID: 0 PID: 194 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.377085][ T194] Tainted: [W]=WARN [ 9.377086][ T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.377087][ T194] Call Trace: [ 9.377089][ T194] [ 9.377090][ T194] dump_stack_lvl+0x6f/0xa0 [ 9.377097][ T194] __might_resched.cold+0x1fe/0x2c1 [ 9.377102][ T194] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.377106][ T194] ? __kmalloc_noprof+0xdb/0x760 [ 9.377110][ T194] __kmalloc_noprof+0x443/0x760 [ 9.377112][ T194] ? alloc_buf.isra.0+0x4b/0x260 [ 9.377119][ T194] ? do_raw_spin_unlock+0x59/0x250 [ 9.377121][ T194] alloc_buf.isra.0+0x4b/0x260 [ 9.377125][ T194] put_chars+0x1e1/0x2f0 [ 9.377127][ T194] ? __send_to_port+0x420/0x420 [ 9.377129][ T194] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.377132][ T194] ? validate_chain+0x38b/0xc20 [ 9.377137][ T194] hvc_console_print+0x292/0x780 [ 9.377145][ T194] ? hvc_write+0x3a0/0x3a0 [ 9.377147][ T194] ? rcu_is_watching+0x16/0xd0 [ 9.377149][ T194] ? lock_acquire+0x13c/0x160 [ 9.377153][ T194] console_emit_next_record+0x22f/0x4c0 [ 9.377157][ T194] ? devkmsg_read+0x4b0/0x4b0 [ 9.377159][ T194] ? console_flush_one_record+0x106/0x710 [ 9.377162][ T194] ? rcu_is_watching+0x16/0xd0 [ 9.377164][ T194] ? lock_acquire+0x13c/0x160 [ 9.377167][ T194] console_flush_one_record+0x46f/0x710 [ 9.377171][ T194] ? console_emit_next_record+0x4c0/0x4c0 [ 9.377173][ T194] ? __lock_acquire+0x518/0xc20 [ 9.377178][ T194] console_unlock+0xee/0x1f0 [ 9.377181][ T194] ? console_flush_one_record+0x710/0x710 [ 9.377183][ T194] ? rcu_is_watching+0x16/0xd0 [ 9.377185][ T194] ? lock_acquire+0xe0/0x160 [ 9.377188][ T194] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.377190][ T194] ? vprintk_emit+0x320/0x3e0 [ 9.377193][ T194] vprintk_emit+0x37c/0x3e0 [ 9.377196][ T194] ? wake_up_klogd_work_func+0x90/0x90 [ 9.377198][ T194] ? __lock_acquire+0x518/0xc20 [ 9.377202][ T194] _printk+0xc7/0x100 [ 9.377205][ T194] ? snapshot_read.cold+0x21/0x21 [ 9.377208][ T194] ? do_raw_spin_lock+0x131/0x280 [ 9.377211][ T194] ? __rwlock_init+0x150/0x150 [ 9.377215][ T194] ? do_raw_spin_lock+0x131/0x280 [ 9.377217][ T194] do_exit.cold+0x82/0x9c [ 9.377221][ T194] ? exit_notify+0x890/0x890 [ 9.377222][ T194] ? __lock_release.isra.0+0x69/0x1a0 [ 9.377225][ T194] ? rcu_is_watching+0x16/0xd0 [ 9.377228][ T194] do_group_exit+0xb8/0x370 [ 9.377231][ T194] __x64_sys_exit_group+0x3c/0x50 [ 9.377233][ T194] x64_sys_call+0x1567/0x1570 [ 9.377235][ T194] do_syscall_64+0xff/0x530 [ 9.377239][ T194] ? exc_page_fault+0xee/0x100 [ 9.377242][ T194] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.377244][ T194] RIP: 0033:0x7facd24611b8 [ 9.377246][ T194] Code: Unable to access opcode bytes at 0x7facd246118e. [ 9.377247][ T194] RSP: 002b:00007ffc4aaf1958 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.377249][ T194] RAX: ffffffffffffffda RBX: 00007facd2591f88 RCX: 00007facd24611b8 [ 9.377251][ T194] RDX: 00007facd21abfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.377252][ T194] RBP: 00007ffc4aaf19b0 R08: 0000000000000000 R09: 0000000000008010 [ 9.377252][ T194] R10: 00007ffc4aaf1770 R11: 0000000000000246 R12: 0000000000000001 [ 9.377253][ T194] R13: 0000000000000000 R14: 00007facd2590680 R15: 00007facd2591fa0 [ 9.377260][ T194]