[ 10.443828][ T186] ip (186) used greatest stack depth: 24432 bytes left [ 10.443844][ T186] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.443846][ T186] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 186, name: ip [ 10.443847][ T186] preempt_count: 2, expected: 0 [ 10.443848][ T186] RCU nest depth: 0, expected: 0 [ 10.443850][ T186] locks held by ip/186: 5, last CPU#3: [ 10.443852][ T186] #0: ffffffff99e027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.443864][ T186] #1: ffffffff99f69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.443870][ T186] #2: ffffffff99f69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.443874][ T186] #3: ffffffff99e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.443878][ T186] #4: ffffffff99e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.443882][ T186] irq event stamp: 37486 [ 10.443883][ T186] hardirqs last enabled at (37485): [] __down_trylock_console_sem+0x86/0xa0 [ 10.443885][ T186] hardirqs last disabled at (37486): [] console_emit_next_record+0x3d4/0x4c0 [ 10.443887][ T186] softirqs last enabled at (36204): [] netlink_release+0x17b/0xcf0 [ 10.443891][ T186] softirqs last disabled at (36202): [] netlink_release+0xd2/0xcf0 [ 10.443893][ T186] Preemption disabled at: [ 10.443894][ T186] [<0000000000000000>] 0x0 [ 10.443901][ T186] CPU: 3 UID: 0 PID: 186 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.443905][ T186] Tainted: [W]=WARN [ 10.443906][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.443907][ T186] Call Trace: [ 10.443909][ T186] [ 10.443911][ T186] dump_stack_lvl+0x6f/0xa0 [ 10.443917][ T186] __might_resched.cold+0x1fe/0x2c1 [ 10.443922][ T186] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.443927][ T186] ? __kmalloc_noprof+0xdb/0x760 [ 10.443935][ T186] __kmalloc_noprof+0x443/0x760 [ 10.443938][ T186] ? alloc_buf.isra.0+0x4b/0x260 [ 10.443945][ T186] ? do_raw_spin_unlock+0x59/0x250 [ 10.443947][ T186] alloc_buf.isra.0+0x4b/0x260 [ 10.443951][ T186] put_chars+0x1e1/0x2f0 [ 10.443954][ T186] ? __send_to_port+0x420/0x420 [ 10.443955][ T186] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.443960][ T186] ? validate_chain+0x38b/0xc20 [ 10.443966][ T186] hvc_console_print+0x292/0x780 [ 10.443972][ T186] ? hvc_write+0x3a0/0x3a0 [ 10.443974][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.443977][ T186] ? lock_acquire+0x13c/0x160 [ 10.443981][ T186] console_emit_next_record+0x22f/0x4c0 [ 10.443985][ T186] ? devkmsg_read+0x4b0/0x4b0 [ 10.443987][ T186] ? console_flush_one_record+0x106/0x710 [ 10.443990][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.443993][ T186] ? lock_acquire+0x13c/0x160 [ 10.443997][ T186] console_flush_one_record+0x46f/0x710 [ 10.444001][ T186] ? console_emit_next_record+0x4c0/0x4c0 [ 10.444003][ T186] ? __lock_acquire+0x518/0xc20 [ 10.444008][ T186] console_unlock+0xee/0x1f0 [ 10.444011][ T186] ? console_flush_one_record+0x710/0x710 [ 10.444013][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.444016][ T186] ? lock_acquire+0x60/0x160 [ 10.444019][ T186] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.444021][ T186] ? vprintk_emit+0x320/0x3e0 [ 10.444025][ T186] vprintk_emit+0x37c/0x3e0 [ 10.444029][ T186] ? wake_up_klogd_work_func+0x90/0x90 [ 10.444032][ T186] ? __lock_acquire+0x518/0xc20 [ 10.444036][ T186] _printk+0xc7/0x100 [ 10.444040][ T186] ? snapshot_read.cold+0x21/0x21 [ 10.444043][ T186] ? do_raw_spin_lock+0x131/0x280 [ 10.444045][ T186] ? __rwlock_init+0x150/0x150 [ 10.444049][ T186] ? do_raw_spin_lock+0x131/0x280 [ 10.444052][ T186] do_exit.cold+0x82/0x9c [ 10.444056][ T186] ? exit_notify+0x890/0x890 [ 10.444058][ T186] ? __lock_release.isra.0+0x69/0x1a0 [ 10.444061][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.444065][ T186] do_group_exit+0xb8/0x370 [ 10.444068][ T186] __x64_sys_exit_group+0x3c/0x50 [ 10.444070][ T186] x64_sys_call+0x1567/0x1570 [ 10.444072][ T186] do_syscall_64+0xff/0x530 [ 10.444075][ T186] ? exc_page_fault+0xee/0x100 [ 10.444079][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.444081][ T186] RIP: 0033:0x7ff879d9f1b8 [ 10.444083][ T186] Code: Unable to access opcode bytes at 0x7ff879d9f18e. [ 10.444084][ T186] RSP: 002b:00007ffe6c3393d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.444087][ T186] RAX: ffffffffffffffda RBX: 00007ff879ecff88 RCX: 00007ff879d9f1b8 [ 10.444088][ T186] RDX: 00007ff879ae9fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.444089][ T186] RBP: 00007ffe6c339430 R08: 0000000000000000 R09: 0000000000008010 [ 10.444090][ T186] R10: 00007ffe6c3391f0 R11: 0000000000000246 R12: 0000000000000001 [ 10.444091][ T186] R13: 0000000000000000 R14: 00007ff879ece680 R15: 00007ff879ecffa0 [ 10.444098][ T186] [ 10.995100][ T213] ip (213) used greatest stack depth: 24048 bytes left