[ 10.942481][ T155] systemd-sysctl (155) used greatest stack depth: 24080 bytes left [ 10.942498][ T155] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.942500][ T155] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 155, name: systemd-sysctl [ 10.942502][ T155] preempt_count: 2, expected: 0 [ 10.942503][ T155] RCU nest depth: 0, expected: 0 [ 10.942504][ T155] locks held by systemd-sysctl/155: 5, last CPU#1: [ 10.942506][ T155] #0: ffffffffb9e027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.942518][ T155] #1: ffffffffb9f69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.942524][ T155] #2: ffffffffb9f69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.942527][ T155] #3: ffffffffb9e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.942531][ T155] #4: ffffffffb9e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.942534][ T155] irq event stamp: 35244 [ 10.942535][ T155] hardirqs last enabled at (35243): [] __down_trylock_console_sem+0x86/0xa0 [ 10.942538][ T155] hardirqs last disabled at (35244): [] console_emit_next_record+0x3d4/0x4c0 [ 10.942539][ T155] softirqs last enabled at (34954): [] handle_softirqs+0x67c/0x900 [ 10.942542][ T155] softirqs last disabled at (34949): [] __irq_exit_rcu+0x145/0x1c0 [ 10.942545][ T155] Preemption disabled at: [ 10.942545][ T155] [<0000000000000000>] 0x0 [ 10.942552][ T155] CPU: 1 UID: 0 PID: 155 Comm: systemd-sysctl Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.942556][ T155] Tainted: [W]=WARN [ 10.942556][ T155] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.942558][ T155] Call Trace: [ 10.942559][ T155] [ 10.942561][ T155] dump_stack_lvl+0x6f/0xa0 [ 10.942567][ T155] __might_resched.cold+0x1fe/0x2c1 [ 10.942571][ T155] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.942575][ T155] ? __kmalloc_noprof+0xdb/0x760 [ 10.942580][ T155] __kmalloc_noprof+0x443/0x760 [ 10.942582][ T155] ? alloc_buf.isra.0+0x4b/0x260 [ 10.942588][ T155] ? do_raw_spin_unlock+0x59/0x250 [ 10.942591][ T155] alloc_buf.isra.0+0x4b/0x260 [ 10.942594][ T155] put_chars+0x1e1/0x2f0 [ 10.942597][ T155] ? __send_to_port+0x420/0x420 [ 10.942599][ T155] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.942603][ T155] ? validate_chain+0x38b/0xc20 [ 10.942608][ T155] hvc_console_print+0x292/0x780 [ 10.942615][ T155] ? hvc_write+0x3a0/0x3a0 [ 10.942617][ T155] ? rcu_is_watching+0x16/0xd0 [ 10.942620][ T155] ? lock_acquire+0x13c/0x160 [ 10.942623][ T155] console_emit_next_record+0x22f/0x4c0 [ 10.942627][ T155] ? devkmsg_read+0x4b0/0x4b0 [ 10.942628][ T155] ? console_flush_one_record+0x106/0x710 [ 10.942631][ T155] ? rcu_is_watching+0x16/0xd0 [ 10.942633][ T155] ? lock_acquire+0x13c/0x160 [ 10.942637][ T155] console_flush_one_record+0x46f/0x710 [ 10.942641][ T155] ? console_emit_next_record+0x4c0/0x4c0 [ 10.942642][ T155] ? __lock_acquire+0x518/0xc20 [ 10.942647][ T155] console_unlock+0xee/0x1f0 [ 10.942649][ T155] ? console_flush_one_record+0x710/0x710 [ 10.942651][ T155] ? rcu_is_watching+0x16/0xd0 [ 10.942653][ T155] ? lock_acquire+0x60/0x160 [ 10.942656][ T155] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.942658][ T155] ? vprintk_emit+0x320/0x3e0 [ 10.942661][ T155] vprintk_emit+0x37c/0x3e0 [ 10.942664][ T155] ? wake_up_klogd_work_func+0x90/0x90 [ 10.942667][ T155] ? __lock_acquire+0x518/0xc20 [ 10.942670][ T155] _printk+0xc7/0x100 [ 10.942674][ T155] ? snapshot_read.cold+0x21/0x21 [ 10.942677][ T155] ? do_raw_spin_lock+0x131/0x280 [ 10.942679][ T155] ? __rwlock_init+0x150/0x150 [ 10.942682][ T155] ? do_raw_spin_lock+0x131/0x280 [ 10.942685][ T155] do_exit.cold+0x82/0x9c [ 10.942689][ T155] ? exit_notify+0x890/0x890 [ 10.942690][ T155] ? __lock_release.isra.0+0x69/0x1a0 [ 10.942693][ T155] ? rcu_is_watching+0x16/0xd0 [ 10.942697][ T155] do_group_exit+0xb8/0x370 [ 10.942700][ T155] __x64_sys_exit_group+0x3c/0x50 [ 10.942702][ T155] x64_sys_call+0x1567/0x1570 [ 10.942704][ T155] do_syscall_64+0xff/0x530 [ 10.942708][ T155] ? exc_page_fault+0xee/0x100 [ 10.942711][ T155] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.942713][ T155] RIP: 0033:0x7f5c2d9311b8 [ 10.942715][ T155] Code: Unable to access opcode bytes at 0x7f5c2d93118e. [ 10.942716][ T155] RSP: 002b:00007ffe547207a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.942719][ T155] RAX: ffffffffffffffda RBX: 00007f5c2da61f88 RCX: 00007f5c2d9311b8 [ 10.942720][ T155] RDX: 00007f5c2d18f408 RSI: fffffffffffffe90 RDI: 0000000000000000 [ 10.942721][ T155] RBP: 00007ffe54720800 R08: 0000000000000000 R09: 0000000000000050 [ 10.942722][ T155] R10: 00007ffe54720600 R11: 0000000000000246 R12: 0000000000000001 [ 10.942723][ T155] R13: 0000000000000000 R14: 00007f5c2da60680 R15: 00007f5c2da61fa0 [ 10.942729][ T155]