[ 9.903731][ T199] ip (199) used greatest stack depth: 24512 bytes left [ 9.903750][ T199] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.903753][ T199] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 199, name: ip [ 9.903754][ T199] preempt_count: 2, expected: 0 [ 9.903755][ T199] RCU nest depth: 0, expected: 0 [ 9.903755][ T199] locks held by ip/199: 5, last CPU#2: [ 9.903758][ T199] #0: ffffffff95e167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.903769][ T199] #1: ffffffff95f7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.903774][ T199] #2: ffffffff95f7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.903778][ T199] #3: ffffffff95e9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.903782][ T199] #4: ffffffff95e9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.903786][ T199] irq event stamp: 21448 [ 9.903787][ T199] hardirqs last enabled at (21447): [] __down_trylock_console_sem+0x86/0xa0 [ 9.903789][ T199] hardirqs last disabled at (21448): [] console_emit_next_record+0x3d4/0x4c0 [ 9.903791][ T199] softirqs last enabled at (19854): [] netlink_release+0x17b/0xcf0 [ 9.903796][ T199] softirqs last disabled at (19852): [] netlink_release+0xd2/0xcf0 [ 9.903799][ T199] Preemption disabled at: [ 9.903799][ T199] [<0000000000000000>] 0x0 [ 9.903807][ T199] CPU: 2 UID: 0 PID: 199 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.903810][ T199] Tainted: [W]=WARN [ 9.903811][ T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.903813][ T199] Call Trace: [ 9.903814][ T199] [ 9.903816][ T199] dump_stack_lvl+0x6f/0xa0 [ 9.903822][ T199] __might_resched.cold+0x1fe/0x2c1 [ 9.903827][ T199] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.903831][ T199] ? __kmalloc_noprof+0xdb/0x760 [ 9.903835][ T199] __kmalloc_noprof+0x443/0x760 [ 9.903837][ T199] ? alloc_buf.isra.0+0x4b/0x260 [ 9.903844][ T199] ? do_raw_spin_unlock+0x59/0x250 [ 9.903847][ T199] alloc_buf.isra.0+0x4b/0x260 [ 9.903851][ T199] put_chars+0x1e1/0x2f0 [ 9.903853][ T199] ? __send_to_port+0x420/0x420 [ 9.903854][ T199] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.903858][ T199] ? validate_chain+0x38b/0xc20 [ 9.903863][ T199] hvc_console_print+0x292/0x780 [ 9.903871][ T199] ? hvc_write+0x3a0/0x3a0 [ 9.903874][ T199] ? rcu_is_watching+0x16/0xd0 [ 9.903875][ T199] ? lock_acquire+0x13c/0x160 [ 9.903880][ T199] console_emit_next_record+0x22f/0x4c0 [ 9.903884][ T199] ? devkmsg_read+0x4b0/0x4b0 [ 9.903885][ T199] ? console_flush_one_record+0x106/0x710 [ 9.903888][ T199] ? rcu_is_watching+0x16/0xd0 [ 9.903890][ T199] ? lock_acquire+0x13c/0x160 [ 9.903894][ T199] console_flush_one_record+0x46f/0x710 [ 9.903898][ T199] ? console_emit_next_record+0x4c0/0x4c0 [ 9.903900][ T199] ? __lock_acquire+0x518/0xc20 [ 9.903905][ T199] console_unlock+0xee/0x1f0 [ 9.903908][ T199] ? console_flush_one_record+0x710/0x710 [ 9.903910][ T199] ? rcu_is_watching+0x16/0xd0 [ 9.903912][ T199] ? lock_acquire+0xe0/0x160 [ 9.903915][ T199] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.903917][ T199] ? vprintk_emit+0x320/0x3e0 [ 9.903920][ T199] vprintk_emit+0x37c/0x3e0 [ 9.903923][ T199] ? wake_up_klogd_work_func+0x90/0x90 [ 9.903926][ T199] ? __lock_acquire+0x518/0xc20 [ 9.903929][ T199] _printk+0xc7/0x100 [ 9.903933][ T199] ? snapshot_read.cold+0x21/0x21 [ 9.903938][ T199] ? do_raw_spin_lock+0x131/0x280 [ 9.903941][ T199] ? __rwlock_init+0x150/0x150 [ 9.903945][ T199] ? do_raw_spin_lock+0x131/0x280 [ 9.903948][ T199] do_exit.cold+0x82/0x9c [ 9.903951][ T199] ? exit_notify+0x890/0x890 [ 9.903953][ T199] ? __lock_release.isra.0+0x69/0x1a0 [ 9.903955][ T199] ? rcu_is_watching+0x16/0xd0 [ 9.903959][ T199] do_group_exit+0xb8/0x370 [ 9.903962][ T199] __x64_sys_exit_group+0x3c/0x50 [ 9.903963][ T199] x64_sys_call+0x1567/0x1570 [ 9.903966][ T199] do_syscall_64+0xff/0x530 [ 9.903970][ T199] ? exc_page_fault+0xee/0x100 [ 9.903973][ T199] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.903975][ T199] RIP: 0033:0x7ff69b3591b8 [ 9.903977][ T199] Code: Unable to access opcode bytes at 0x7ff69b35918e. [ 9.903978][ T199] RSP: 002b:00007ffdb5fd81a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.903980][ T199] RAX: ffffffffffffffda RBX: 00007ff69b489f88 RCX: 00007ff69b3591b8 [ 9.903982][ T199] RDX: 00007ff69b0a3fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.903983][ T199] RBP: 00007ffdb5fd8200 R08: 0000000000000000 R09: 0000000000000050 [ 9.903984][ T199] R10: 00007ffdb5fd7fc0 R11: 0000000000000246 R12: 0000000000000001 [ 9.903984][ T199] R13: 0000000000000000 R14: 00007ff69b488680 R15: 00007ff69b489fa0 [ 9.903991][ T199] [ 10.278707][ T207] ip (207) used greatest stack depth: 23664 bytes left