[ 11.027821][ T204] ip (204) used greatest stack depth: 24152 bytes left [ 11.027840][ T204] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.027842][ T204] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 204, name: ip [ 11.027844][ T204] preempt_count: 2, expected: 0 [ 11.027845][ T204] RCU nest depth: 0, expected: 0 [ 11.027846][ T204] locks held by ip/204: 5, last CPU#0: [ 11.027848][ T204] #0: ffffffffa66167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.027860][ T204] #1: ffffffffa677ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.027865][ T204] #2: ffffffffa677de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.027870][ T204] #3: ffffffffa669d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.027874][ T204] #4: ffffffffa669d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.027878][ T204] irq event stamp: 32510 [ 11.027879][ T204] hardirqs last enabled at (32509): [] __down_trylock_console_sem+0x86/0xa0 [ 11.027882][ T204] hardirqs last disabled at (32510): [] console_emit_next_record+0x3d4/0x4c0 [ 11.027884][ T204] softirqs last enabled at (30938): [] netlink_release+0x17b/0xcf0 [ 11.027889][ T204] softirqs last disabled at (30936): [] netlink_release+0xd2/0xcf0 [ 11.027892][ T204] Preemption disabled at: [ 11.027892][ T204] [<0000000000000000>] 0x0 [ 11.027900][ T204] CPU: 0 UID: 0 PID: 204 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.027903][ T204] Tainted: [W]=WARN [ 11.027904][ T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.027906][ T204] Call Trace: [ 11.027908][ T204] [ 11.027909][ T204] dump_stack_lvl+0x6f/0xa0 [ 11.027916][ T204] __might_resched.cold+0x1fe/0x2c1 [ 11.027921][ T204] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.027925][ T204] ? __kmalloc_noprof+0xdb/0x760 [ 11.027929][ T204] __kmalloc_noprof+0x443/0x760 [ 11.027931][ T204] ? alloc_buf.isra.0+0x4b/0x260 [ 11.027938][ T204] ? do_raw_spin_unlock+0x59/0x250 [ 11.027941][ T204] alloc_buf.isra.0+0x4b/0x260 [ 11.027945][ T204] put_chars+0x1e1/0x2f0 [ 11.027948][ T204] ? __send_to_port+0x420/0x420 [ 11.027949][ T204] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.027953][ T204] ? validate_chain+0x38b/0xc20 [ 11.027958][ T204] hvc_console_print+0x292/0x780 [ 11.027966][ T204] ? hvc_write+0x3a0/0x3a0 [ 11.027969][ T204] ? rcu_is_watching+0x16/0xd0 [ 11.027971][ T204] ? lock_acquire+0x13c/0x160 [ 11.027975][ T204] console_emit_next_record+0x22f/0x4c0 [ 11.027979][ T204] ? devkmsg_read+0x4b0/0x4b0 [ 11.027982][ T204] ? console_flush_one_record+0x106/0x710 [ 11.027986][ T204] ? rcu_is_watching+0x16/0xd0 [ 11.027988][ T204] ? lock_acquire+0x13c/0x160 [ 11.027992][ T204] console_flush_one_record+0x46f/0x710 [ 11.027996][ T204] ? console_emit_next_record+0x4c0/0x4c0 [ 11.027998][ T204] ? __lock_acquire+0x518/0xc20 [ 11.028004][ T204] console_unlock+0xee/0x1f0 [ 11.028006][ T204] ? console_flush_one_record+0x710/0x710 [ 11.028008][ T204] ? rcu_is_watching+0x16/0xd0 [ 11.028010][ T204] ? lock_acquire+0xe0/0x160 [ 11.028014][ T204] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.028016][ T204] ? vprintk_emit+0x320/0x3e0 [ 11.028019][ T204] vprintk_emit+0x37c/0x3e0 [ 11.028022][ T204] ? wake_up_klogd_work_func+0x90/0x90 [ 11.028025][ T204] ? __lock_acquire+0x518/0xc20 [ 11.028029][ T204] _printk+0xc7/0x100 [ 11.028033][ T204] ? snapshot_read.cold+0x21/0x21 [ 11.028036][ T204] ? do_raw_spin_lock+0x131/0x280 [ 11.028039][ T204] ? __rwlock_init+0x150/0x150 [ 11.028043][ T204] ? do_raw_spin_lock+0x131/0x280 [ 11.028045][ T204] do_exit.cold+0x82/0x9c [ 11.028049][ T204] ? exit_notify+0x890/0x890 [ 11.028050][ T204] ? __lock_release.isra.0+0x69/0x1a0 [ 11.028053][ T204] ? rcu_is_watching+0x16/0xd0 [ 11.028057][ T204] do_group_exit+0xb8/0x370 [ 11.028060][ T204] __x64_sys_exit_group+0x3c/0x50 [ 11.028062][ T204] x64_sys_call+0x1567/0x1570 [ 11.028064][ T204] do_syscall_64+0xff/0x530 [ 11.028068][ T204] ? exc_page_fault+0xee/0x100 [ 11.028071][ T204] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.028073][ T204] RIP: 0033:0x7f97eb9df1b8 [ 11.028076][ T204] Code: Unable to access opcode bytes at 0x7f97eb9df18e. [ 11.028077][ T204] RSP: 002b:00007ffd1150f698 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.028079][ T204] RAX: ffffffffffffffda RBX: 00007f97ebb0ff88 RCX: 00007f97eb9df1b8 [ 11.028081][ T204] RDX: 00007f97eb729fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.028082][ T204] RBP: 00007ffd1150f6f0 R08: 0000000000000000 R09: 0000000000000050 [ 11.028083][ T204] R10: 00007ffd1150f4b0 R11: 0000000000000246 R12: 0000000000000001 [ 11.028084][ T204] R13: 0000000000000000 R14: 00007f97ebb0e680 R15: 00007f97ebb0ffa0 [ 11.028091][ T204]