[ 9.505880][ T203] ip (203) used greatest stack depth: 24096 bytes left [ 9.505895][ T203] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.505897][ T203] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 203, name: ip [ 9.505898][ T203] preempt_count: 2, expected: 0 [ 9.505899][ T203] RCU nest depth: 0, expected: 0 [ 9.505900][ T203] locks held by ip/203: 5, last CPU#3: [ 9.505902][ T203] #0: ffffffff960167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.505914][ T203] #1: ffffffff9617ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.505918][ T203] #2: ffffffff9617de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.505923][ T203] #3: ffffffff9609d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.505926][ T203] #4: ffffffff9609d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.505930][ T203] irq event stamp: 33678 [ 9.505931][ T203] hardirqs last enabled at (33677): [] __down_trylock_console_sem+0x86/0xa0 [ 9.505934][ T203] hardirqs last disabled at (33678): [] console_emit_next_record+0x3d4/0x4c0 [ 9.505936][ T203] softirqs last enabled at (32390): [] netlink_release+0x17b/0xcf0 [ 9.505940][ T203] softirqs last disabled at (32388): [] netlink_release+0xd2/0xcf0 [ 9.505943][ T203] Preemption disabled at: [ 9.505944][ T203] [<0000000000000000>] 0x0 [ 9.505950][ T203] CPU: 3 UID: 0 PID: 203 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.505954][ T203] Tainted: [W]=WARN [ 9.505955][ T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.505957][ T203] Call Trace: [ 9.505958][ T203] [ 9.505960][ T203] dump_stack_lvl+0x6f/0xa0 [ 9.505966][ T203] __might_resched.cold+0x1fe/0x2c1 [ 9.505971][ T203] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.505975][ T203] ? __kmalloc_noprof+0xdb/0x760 [ 9.505979][ T203] __kmalloc_noprof+0x443/0x760 [ 9.505981][ T203] ? alloc_buf.isra.0+0x4b/0x260 [ 9.505988][ T203] ? do_raw_spin_unlock+0x59/0x250 [ 9.505990][ T203] alloc_buf.isra.0+0x4b/0x260 [ 9.505994][ T203] put_chars+0x1e1/0x2f0 [ 9.505996][ T203] ? __send_to_port+0x420/0x420 [ 9.505998][ T203] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.506001][ T203] ? validate_chain+0x38b/0xc20 [ 9.506006][ T203] hvc_console_print+0x292/0x780 [ 9.506014][ T203] ? hvc_write+0x3a0/0x3a0 [ 9.506016][ T203] ? rcu_is_watching+0x16/0xd0 [ 9.506018][ T203] ? lock_acquire+0x13c/0x160 [ 9.506022][ T203] console_emit_next_record+0x22f/0x4c0 [ 9.506026][ T203] ? devkmsg_read+0x4b0/0x4b0 [ 9.506028][ T203] ? console_flush_one_record+0x106/0x710 [ 9.506031][ T203] ? rcu_is_watching+0x16/0xd0 [ 9.506033][ T203] ? lock_acquire+0x13c/0x160 [ 9.506036][ T203] console_flush_one_record+0x46f/0x710 [ 9.506040][ T203] ? console_emit_next_record+0x4c0/0x4c0 [ 9.506042][ T203] ? __lock_acquire+0x518/0xc20 [ 9.506048][ T203] console_unlock+0xee/0x1f0 [ 9.506050][ T203] ? console_flush_one_record+0x710/0x710 [ 9.506052][ T203] ? rcu_is_watching+0x16/0xd0 [ 9.506054][ T203] ? lock_acquire+0xe0/0x160 [ 9.506057][ T203] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.506059][ T203] ? vprintk_emit+0x320/0x3e0 [ 9.506062][ T203] vprintk_emit+0x37c/0x3e0 [ 9.506065][ T203] ? wake_up_klogd_work_func+0x90/0x90 [ 9.506068][ T203] ? __lock_acquire+0x518/0xc20 [ 9.506071][ T203] _printk+0xc7/0x100 [ 9.506075][ T203] ? snapshot_read.cold+0x21/0x21 [ 9.506078][ T203] ? do_raw_spin_lock+0x131/0x280 [ 9.506080][ T203] ? __rwlock_init+0x150/0x150 [ 9.506084][ T203] ? do_raw_spin_lock+0x131/0x280 [ 9.506087][ T203] do_exit.cold+0x82/0x9c [ 9.506091][ T203] ? exit_notify+0x890/0x890 [ 9.506092][ T203] ? __lock_release.isra.0+0x69/0x1a0 [ 9.506095][ T203] ? rcu_is_watching+0x16/0xd0 [ 9.506098][ T203] do_group_exit+0xb8/0x370 [ 9.506101][ T203] __x64_sys_exit_group+0x3c/0x50 [ 9.506103][ T203] x64_sys_call+0x1567/0x1570 [ 9.506105][ T203] do_syscall_64+0xff/0x530 [ 9.506109][ T203] ? exc_page_fault+0xee/0x100 [ 9.506112][ T203] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.506114][ T203] RIP: 0033:0x7f5fd37031b8 [ 9.506116][ T203] Code: Unable to access opcode bytes at 0x7f5fd370318e. [ 9.506118][ T203] RSP: 002b:00007ffe496f9d38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.506120][ T203] RAX: ffffffffffffffda RBX: 00007f5fd3833f88 RCX: 00007f5fd37031b8 [ 9.506122][ T203] RDX: 00007f5fd344dfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.506122][ T203] RBP: 00007ffe496f9d90 R08: 0000000000000000 R09: 0000000000008010 [ 9.506123][ T203] R10: 00007ffe496f9b50 R11: 0000000000000246 R12: 0000000000000001 [ 9.506124][ T203] R13: 0000000000000000 R14: 00007f5fd3832680 R15: 00007f5fd3833fa0 [ 9.506131][ T203] [ 9.818032][ T219] veth0: renamed from veth-rt-1 [ 9.963069][ T229] ip (229) used greatest stack depth: 23832 bytes left [ 10.292811][ T236] veth0: renamed from veth-rt-2 [ 10.417520][ T239] ip (239) used greatest stack depth: 23568 bytes left