[ 10.426904][ T194] ip (194) used greatest stack depth: 24248 bytes left [ 10.426923][ T194] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.426925][ T194] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 194, name: ip [ 10.426927][ T194] preempt_count: 2, expected: 0 [ 10.426927][ T194] RCU nest depth: 0, expected: 0 [ 10.426928][ T194] locks held by ip/194: 5, last CPU#0: [ 10.426930][ T194] #0: ffffffffb6c167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.426945][ T194] #1: ffffffffb6d7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.426950][ T194] #2: ffffffffb6d7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.426955][ T194] #3: ffffffffb6c9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.426958][ T194] #4: ffffffffb6c9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.426963][ T194] irq event stamp: 27952 [ 10.426964][ T194] hardirqs last enabled at (27951): [] __down_trylock_console_sem+0x86/0xa0 [ 10.426967][ T194] hardirqs last disabled at (27952): [] console_emit_next_record+0x3d4/0x4c0 [ 10.426969][ T194] softirqs last enabled at (27052): [] handle_softirqs+0x67c/0x900 [ 10.426972][ T194] softirqs last disabled at (26251): [] __irq_exit_rcu+0x145/0x1c0 [ 10.426974][ T194] Preemption disabled at: [ 10.426975][ T194] [<0000000000000000>] 0x0 [ 10.426981][ T194] CPU: 0 UID: 0 PID: 194 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.426985][ T194] Tainted: [W]=WARN [ 10.426986][ T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.426988][ T194] Call Trace: [ 10.426989][ T194] [ 10.426991][ T194] dump_stack_lvl+0x6f/0xa0 [ 10.426998][ T194] __might_resched.cold+0x1fe/0x2c1 [ 10.427002][ T194] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.427006][ T194] ? __kmalloc_noprof+0xdb/0x760 [ 10.427011][ T194] __kmalloc_noprof+0x443/0x760 [ 10.427013][ T194] ? alloc_buf.isra.0+0x4b/0x260 [ 10.427021][ T194] ? do_raw_spin_unlock+0x59/0x250 [ 10.427024][ T194] alloc_buf.isra.0+0x4b/0x260 [ 10.427027][ T194] put_chars+0x1e1/0x2f0 [ 10.427030][ T194] ? __send_to_port+0x420/0x420 [ 10.427031][ T194] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.427035][ T194] ? validate_chain+0x38b/0xc20 [ 10.427043][ T194] hvc_console_print+0x292/0x780 [ 10.427051][ T194] ? hvc_write+0x3a0/0x3a0 [ 10.427054][ T194] ? rcu_is_watching+0x16/0xd0 [ 10.427056][ T194] ? lock_acquire+0x13c/0x160 [ 10.427061][ T194] console_emit_next_record+0x22f/0x4c0 [ 10.427065][ T194] ? devkmsg_read+0x4b0/0x4b0 [ 10.427067][ T194] ? console_flush_one_record+0x106/0x710 [ 10.427070][ T194] ? rcu_is_watching+0x16/0xd0 [ 10.427072][ T194] ? lock_acquire+0x13c/0x160 [ 10.427076][ T194] console_flush_one_record+0x46f/0x710 [ 10.427080][ T194] ? console_emit_next_record+0x4c0/0x4c0 [ 10.427082][ T194] ? __lock_acquire+0x518/0xc20 [ 10.427088][ T194] console_unlock+0xee/0x1f0 [ 10.427090][ T194] ? console_flush_one_record+0x710/0x710 [ 10.427092][ T194] ? rcu_is_watching+0x16/0xd0 [ 10.427094][ T194] ? lock_acquire+0xe0/0x160 [ 10.427098][ T194] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.427100][ T194] ? vprintk_emit+0x320/0x3e0 [ 10.427102][ T194] vprintk_emit+0x37c/0x3e0 [ 10.427106][ T194] ? wake_up_klogd_work_func+0x90/0x90 [ 10.427109][ T194] ? __lock_acquire+0x518/0xc20 [ 10.427112][ T194] _printk+0xc7/0x100 [ 10.427116][ T194] ? snapshot_read.cold+0x21/0x21 [ 10.427119][ T194] ? do_raw_spin_lock+0x131/0x280 [ 10.427122][ T194] ? __rwlock_init+0x150/0x150 [ 10.427126][ T194] ? do_raw_spin_lock+0x131/0x280 [ 10.427129][ T194] do_exit.cold+0x82/0x9c [ 10.427132][ T194] ? exit_notify+0x890/0x890 [ 10.427134][ T194] ? __lock_release.isra.0+0x69/0x1a0 [ 10.427137][ T194] ? rcu_is_watching+0x16/0xd0 [ 10.427140][ T194] do_group_exit+0xb8/0x370 [ 10.427143][ T194] __x64_sys_exit_group+0x3c/0x50 [ 10.427145][ T194] x64_sys_call+0x1567/0x1570 [ 10.427148][ T194] do_syscall_64+0xff/0x530 [ 10.427151][ T194] ? exc_page_fault+0xee/0x100 [ 10.427154][ T194] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.427157][ T194] RIP: 0033:0x7f083b8761b8 [ 10.427159][ T194] Code: Unable to access opcode bytes at 0x7f083b87618e. [ 10.427160][ T194] RSP: 002b:00007fffefe988d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.427163][ T194] RAX: ffffffffffffffda RBX: 00007f083b9a6f88 RCX: 00007f083b8761b8 [ 10.427164][ T194] RDX: 00007f083b5c0fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.427165][ T194] RBP: 00007fffefe98930 R08: 0000000000000000 R09: 0000000000000050 [ 10.427166][ T194] R10: 00007fffefe986f0 R11: 0000000000000246 R12: 0000000000000001 [ 10.427167][ T194] R13: 0000000000000000 R14: 00007f083b9a5680 R15: 00007f083b9a6fa0 [ 10.427174][ T194] [ 10.577002][ T193] ip_local_port_range: prefer different parity for start/end values. [ 10.837407][ T199] ip_local_port_range: prefer different parity for start/end values. [ 11.083521][ T205] ip_local_port_range: prefer different parity for start/end values. [ 11.344978][ T211] ip_local_port_range: prefer different parity for start/end values.