[ 10.566452][ T202] ip (202) used greatest stack depth: 23504 bytes left [ 10.566469][ T202] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.566471][ T202] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 202, name: ip [ 10.566473][ T202] preempt_count: 2, expected: 0 [ 10.566474][ T202] RCU nest depth: 0, expected: 0 [ 10.566475][ T202] locks held by ip/202: 5, last CPU#0: [ 10.566477][ T202] #0: ffffffffb06167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.566488][ T202] #1: ffffffffb077ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.566493][ T202] #2: ffffffffb077de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.566497][ T202] #3: ffffffffb069d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.566501][ T202] #4: ffffffffb069d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.566505][ T202] irq event stamp: 55412 [ 10.566506][ T202] hardirqs last enabled at (55411): [] __down_trylock_console_sem+0x86/0xa0 [ 10.566509][ T202] hardirqs last disabled at (55412): [] console_emit_next_record+0x3d4/0x4c0 [ 10.566511][ T202] softirqs last enabled at (54582): [] handle_softirqs+0x67c/0x900 [ 10.566516][ T202] softirqs last disabled at (54559): [] __irq_exit_rcu+0x145/0x1c0 [ 10.566518][ T202] Preemption disabled at: [ 10.566519][ T202] [<0000000000000000>] 0x0 [ 10.566526][ T202] CPU: 0 UID: 0 PID: 202 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.566529][ T202] Tainted: [W]=WARN [ 10.566530][ T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.566532][ T202] Call Trace: [ 10.566534][ T202] [ 10.566535][ T202] dump_stack_lvl+0x6f/0xa0 [ 10.566542][ T202] __might_resched.cold+0x1fe/0x2c1 [ 10.566546][ T202] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.566551][ T202] ? __kmalloc_noprof+0xdb/0x760 [ 10.566555][ T202] __kmalloc_noprof+0x443/0x760 [ 10.566557][ T202] ? alloc_buf.isra.0+0x4b/0x260 [ 10.566564][ T202] ? do_raw_spin_unlock+0x59/0x250 [ 10.566567][ T202] alloc_buf.isra.0+0x4b/0x260 [ 10.566570][ T202] put_chars+0x1e1/0x2f0 [ 10.566573][ T202] ? __send_to_port+0x420/0x420 [ 10.566574][ T202] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.566582][ T202] ? validate_chain+0x38b/0xc20 [ 10.566587][ T202] hvc_console_print+0x292/0x780 [ 10.566595][ T202] ? hvc_write+0x3a0/0x3a0 [ 10.566598][ T202] ? rcu_is_watching+0x16/0xd0 [ 10.566600][ T202] ? lock_acquire+0x13c/0x160 [ 10.566604][ T202] console_emit_next_record+0x22f/0x4c0 [ 10.566608][ T202] ? devkmsg_read+0x4b0/0x4b0 [ 10.566610][ T202] ? console_flush_one_record+0x106/0x710 [ 10.566613][ T202] ? rcu_is_watching+0x16/0xd0 [ 10.566614][ T202] ? lock_acquire+0x13c/0x160 [ 10.566618][ T202] console_flush_one_record+0x46f/0x710 [ 10.566623][ T202] ? console_emit_next_record+0x4c0/0x4c0 [ 10.566625][ T202] ? __lock_acquire+0x518/0xc20 [ 10.566630][ T202] console_unlock+0xee/0x1f0 [ 10.566633][ T202] ? console_flush_one_record+0x710/0x710 [ 10.566635][ T202] ? rcu_is_watching+0x16/0xd0 [ 10.566636][ T202] ? lock_acquire+0xe0/0x160 [ 10.566640][ T202] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.566642][ T202] ? vprintk_emit+0x320/0x3e0 [ 10.566644][ T202] vprintk_emit+0x37c/0x3e0 [ 10.566647][ T202] ? wake_up_klogd_work_func+0x90/0x90 [ 10.566650][ T202] ? __lock_acquire+0x518/0xc20 [ 10.566654][ T202] _printk+0xc7/0x100 [ 10.566658][ T202] ? snapshot_read.cold+0x21/0x21 [ 10.566661][ T202] ? do_raw_spin_lock+0x131/0x280 [ 10.566663][ T202] ? __rwlock_init+0x150/0x150 [ 10.566667][ T202] ? do_raw_spin_lock+0x131/0x280 [ 10.566670][ T202] do_exit.cold+0x82/0x9c [ 10.566673][ T202] ? exit_notify+0x890/0x890 [ 10.566675][ T202] ? __lock_release.isra.0+0x69/0x1a0 [ 10.566678][ T202] ? rcu_is_watching+0x16/0xd0 [ 10.566681][ T202] do_group_exit+0xb8/0x370 [ 10.566684][ T202] __x64_sys_exit_group+0x3c/0x50 [ 10.566686][ T202] x64_sys_call+0x1567/0x1570 [ 10.566688][ T202] do_syscall_64+0xff/0x530 [ 10.566692][ T202] ? exc_page_fault+0xee/0x100 [ 10.566695][ T202] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.566697][ T202] RIP: 0033:0x7fe1bd5ec1b8 [ 10.566699][ T202] Code: Unable to access opcode bytes at 0x7fe1bd5ec18e. [ 10.566701][ T202] RSP: 002b:00007ffce127cfb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.566703][ T202] RAX: ffffffffffffffda RBX: 00007fe1bd71cf88 RCX: 00007fe1bd5ec1b8 [ 10.566704][ T202] RDX: 00007fe1bd336fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.566705][ T202] RBP: 00007ffce127d010 R08: 0000000000000000 R09: 0000000000008010 [ 10.566706][ T202] R10: 00007ffce127cdd0 R11: 0000000000000246 R12: 0000000000000001 [ 10.566707][ T202] R13: 0000000000000000 R14: 00007fe1bd71b680 R15: 00007fe1bd71cfa0 [ 10.566714][ T202] [ 11.333503][ T238] Mirror/redirect action on