[ 9.852124][ T211] ip (211) used greatest stack depth: 23664 bytes left [ 9.852144][ T211] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.852146][ T211] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 211, name: ip [ 9.852148][ T211] preempt_count: 2, expected: 0 [ 9.852149][ T211] RCU nest depth: 0, expected: 0 [ 9.852150][ T211] locks held by ip/211: 5, last CPU#2: [ 9.852152][ T211] #0: ffffffffabe167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.852164][ T211] #1: ffffffffabf7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.852169][ T211] #2: ffffffffabf7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.852174][ T211] #3: ffffffffabe9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.852178][ T211] #4: ffffffffabe9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.852182][ T211] irq event stamp: 47580 [ 9.852183][ T211] hardirqs last enabled at (47579): [] __down_trylock_console_sem+0x86/0xa0 [ 9.852186][ T211] hardirqs last disabled at (47580): [] console_emit_next_record+0x3d4/0x4c0 [ 9.852188][ T211] softirqs last enabled at (46564): [] handle_softirqs+0x67c/0x900 [ 9.852190][ T211] softirqs last disabled at (46559): [] __irq_exit_rcu+0x145/0x1c0 [ 9.852193][ T211] Preemption disabled at: [ 9.852193][ T211] [<0000000000000000>] 0x0 [ 9.852200][ T211] CPU: 2 UID: 0 PID: 211 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.852204][ T211] Tainted: [W]=WARN [ 9.852205][ T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.852206][ T211] Call Trace: [ 9.852207][ T211] [ 9.852211][ T211] dump_stack_lvl+0x6f/0xa0 [ 9.852218][ T211] __might_resched.cold+0x1fe/0x2c1 [ 9.852222][ T211] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.852226][ T211] ? __kmalloc_noprof+0xdb/0x760 [ 9.852231][ T211] __kmalloc_noprof+0x443/0x760 [ 9.852233][ T211] ? alloc_buf.isra.0+0x4b/0x260 [ 9.852240][ T211] ? do_raw_spin_unlock+0x59/0x250 [ 9.852243][ T211] alloc_buf.isra.0+0x4b/0x260 [ 9.852246][ T211] put_chars+0x1e1/0x2f0 [ 9.852249][ T211] ? __send_to_port+0x420/0x420 [ 9.852250][ T211] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.852253][ T211] ? validate_chain+0x38b/0xc20 [ 9.852259][ T211] hvc_console_print+0x292/0x780 [ 9.852266][ T211] ? hvc_write+0x3a0/0x3a0 [ 9.852269][ T211] ? rcu_is_watching+0x16/0xd0 [ 9.852271][ T211] ? lock_acquire+0x13c/0x160 [ 9.852275][ T211] console_emit_next_record+0x22f/0x4c0 [ 9.852279][ T211] ? devkmsg_read+0x4b0/0x4b0 [ 9.852281][ T211] ? console_flush_one_record+0x106/0x710 [ 9.852284][ T211] ? rcu_is_watching+0x16/0xd0 [ 9.852286][ T211] ? lock_acquire+0x13c/0x160 [ 9.852290][ T211] console_flush_one_record+0x46f/0x710 [ 9.852294][ T211] ? console_emit_next_record+0x4c0/0x4c0 [ 9.852296][ T211] ? __lock_acquire+0x518/0xc20 [ 9.852301][ T211] console_unlock+0xee/0x1f0 [ 9.852304][ T211] ? console_flush_one_record+0x710/0x710 [ 9.852306][ T211] ? rcu_is_watching+0x16/0xd0 [ 9.852307][ T211] ? lock_acquire+0xe0/0x160 [ 9.852311][ T211] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.852313][ T211] ? vprintk_emit+0x320/0x3e0 [ 9.852316][ T211] vprintk_emit+0x37c/0x3e0 [ 9.852319][ T211] ? wake_up_klogd_work_func+0x90/0x90 [ 9.852322][ T211] ? __lock_acquire+0x518/0xc20 [ 9.852325][ T211] _printk+0xc7/0x100 [ 9.852329][ T211] ? snapshot_read.cold+0x21/0x21 [ 9.852331][ T211] ? do_raw_spin_lock+0x131/0x280 [ 9.852334][ T211] ? __rwlock_init+0x150/0x150 [ 9.852338][ T211] ? do_raw_spin_lock+0x131/0x280 [ 9.852341][ T211] do_exit.cold+0x82/0x9c [ 9.852344][ T211] ? exit_notify+0x890/0x890 [ 9.852346][ T211] ? __lock_release.isra.0+0x69/0x1a0 [ 9.852348][ T211] ? rcu_is_watching+0x16/0xd0 [ 9.852352][ T211] do_group_exit+0xb8/0x370 [ 9.852355][ T211] __x64_sys_exit_group+0x3c/0x50 [ 9.852357][ T211] x64_sys_call+0x1567/0x1570 [ 9.852359][ T211] do_syscall_64+0xff/0x530 [ 9.852363][ T211] ? exc_page_fault+0xee/0x100 [ 9.852366][ T211] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.852368][ T211] RIP: 0033:0x7ff1e6e291b8 [ 9.852370][ T211] Code: Unable to access opcode bytes at 0x7ff1e6e2918e. [ 9.852372][ T211] RSP: 002b:00007fff4dcb3398 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.852374][ T211] RAX: ffffffffffffffda RBX: 00007ff1e6f59f88 RCX: 00007ff1e6e291b8 [ 9.852375][ T211] RDX: 00007ff1e6b73fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.852376][ T211] RBP: 00007fff4dcb33f0 R08: 0000000000000000 R09: 0000000000008010 [ 9.852377][ T211] R10: 00007fff4dcb31b0 R11: 0000000000000246 R12: 0000000000000001 [ 9.852378][ T211] R13: 0000000000000000 R14: 00007ff1e6f58680 R15: 00007ff1e6f59fa0 [ 9.852385][ T211]