====================================== | [ 19.628219][ T544] softirqs last disabled at (71182): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 19.628223][ T544] Preemption disabled at: | [ 19.628224][ T544] 0x0 | [ 19.628235][ T544] Tainted: [W]=WARN [ 19.628235][ T544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.628237][ T544] Call Trace: [ 19.628239][ T544] [ 19.628240][ T544] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.628246][ T544] __might_resched.cold (kernel/sched/core.c:9234) [ 19.628251][ T544] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.628255][ T544] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 19.628259][ T544] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 19.628262][ T544] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.628268][ T544] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 19.628270][ T544] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.628274][ T544] put_chars (drivers/char/virtio_console.c:1176) [ 19.628277][ T544] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.628279][ T544] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 19.628284][ T544] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 19.628289][ T544] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.628296][ T544] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.628299][ T544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.628301][ T544] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.628305][ T544] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.628309][ T544] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.628310][ T544] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 19.628313][ T544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.628315][ T544] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.628319][ T544] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.628323][ T544] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.628324][ T544] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.628329][ T544] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.628332][ T544] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.628333][ T544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.628335][ T544] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 19.628339][ T544] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.628340][ T544] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.628343][ T544] vprintk_emit (kernel/printk/printk.c:2479) [ 19.628347][ T544] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.628350][ T544] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.628353][ T544] _printk (kernel/printk/printk.c:2504) [ 19.628357][ T544] ? snapshot_read.cold (user.c:?) [ 19.628360][ T544] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 19.628362][ T544] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.628366][ T544] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 19.628368][ T544] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 19.628372][ T544] ? exit_notify (kernel/exit.c:780) [ 19.628374][ T544] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.628377][ T544] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.628381][ T544] do_group_exit (kernel/exit.c:1151) [ 19.628384][ T544] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 19.628386][ T544] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 19.628388][ T544] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 19.628391][ T544] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 19.628394][ T544] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.628396][ T544] RIP: 0033:0x7fde3489b1b8 [ 19.628398][ T544] Code: Unable to access opcode bytes at 0x7fde3489b18e. Code starting with the faulting instruction =========================================== [ 19.628400][ T544] RSP: 002b:00007fff27074968 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 19.628402][ T544] RAX: ffffffffffffffda RBX: 00007fde349cbf88 RCX: 00007fde3489b1b8 [ 19.628403][ T544] RDX: 00007fde347d8a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 19.628404][ T544] RBP: 00007fff270749c0 R08: 0000000000000000 R09: 0000000000000000 [ 19.628405][ T544] R10: 00007fff27074800 R11: 0000000000000246 R12: 0000000000000001 [ 19.628406][ T544] R13: 0000000000000000 R14: 00007fde349ca680 R15: 00007fde349cbfa0 | [ 34.782876][ T1013] softirqs last disabled at (770139): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 34.782878][ T1013] Preemption disabled at: | [ 34.782879][ T1013] 0x0 | [ 34.782895][ T1013] Tainted: [W]=WARN [ 34.782896][ T1013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.782898][ T1013] Call Trace: [ 34.782899][ T1013] [ 34.782901][ T1013] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 34.782907][ T1013] __might_resched.cold (kernel/sched/core.c:9234) [ 34.782911][ T1013] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 34.782915][ T1013] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 34.782920][ T1013] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 34.782922][ T1013] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.782929][ T1013] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 34.782931][ T1013] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.782935][ T1013] put_chars (drivers/char/virtio_console.c:1176) [ 34.782938][ T1013] ? __send_to_port (drivers/char/virtio_console.c:654) [ 34.782940][ T1013] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 34.782945][ T1013] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 34.782950][ T1013] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 34.782958][ T1013] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 34.782960][ T1013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.782963][ T1013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.782966][ T1013] console_emit_next_record (kernel/printk/printk.c:3183) [ 34.782970][ T1013] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 34.782972][ T1013] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 34.782975][ T1013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.782977][ T1013] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.782981][ T1013] console_flush_one_record (kernel/printk/printk.c:3268) [ 34.782985][ T1013] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 34.782986][ T1013] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.782991][ T1013] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 34.782994][ T1013] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 34.782996][ T1013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.782998][ T1013] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 34.783001][ T1013] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 34.783003][ T1013] ? vprintk_emit (kernel/printk/printk.c:2478) [ 34.783006][ T1013] vprintk_emit (kernel/printk/printk.c:2479) [ 34.783010][ T1013] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 34.783013][ T1013] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.783017][ T1013] _printk (kernel/printk/printk.c:2504) [ 34.783020][ T1013] ? snapshot_read.cold (user.c:?) [ 34.783023][ T1013] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 34.783025][ T1013] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.783029][ T1013] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 34.783032][ T1013] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 34.783035][ T1013] ? exit_notify (kernel/exit.c:780) [ 34.783037][ T1013] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 34.783040][ T1013] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.783044][ T1013] do_group_exit (kernel/exit.c:1151) [ 34.783047][ T1013] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 34.783049][ T1013] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 34.783051][ T1013] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 34.783055][ T1013] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 34.783058][ T1013] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.783061][ T1013] RIP: 0033:0x7f0c1e0f31b8 [ 34.783063][ T1013] Code: Unable to access opcode bytes at 0x7f0c1e0f318e. Code starting with the faulting instruction =========================================== [ 34.783064][ T1013] RSP: 002b:00007ffc36c189a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 34.783067][ T1013] RAX: ffffffffffffffda RBX: 00007f0c1e223f88 RCX: 00007f0c1e0f31b8 [ 34.783068][ T1013] RDX: 00007f0c1e030a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 34.783069][ T1013] RBP: 00007ffc36c18a00 R08: 0000000000000000 R09: 0000000000000000 [ 34.783070][ T1013] R10: 00007ffc36c18840 R11: 0000000000000246 R12: 0000000000000001 [ 34.783071][ T1013] R13: 0000000000000000 R14: 00007f0c1e222680 R15: 00007f0c1e223fa0 | [ 60.439419][ T1391] softirqs last disabled at (836001): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 60.439421][ T1391] Preemption disabled at: | [ 60.439422][ T1391] 0x0 | [ 60.439432][ T1391] Tainted: [W]=WARN [ 60.439433][ T1391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 60.439435][ T1391] Call Trace: [ 60.439437][ T1391] [ 60.439438][ T1391] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 60.439444][ T1391] __might_resched.cold (kernel/sched/core.c:9234) [ 60.439449][ T1391] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 60.439452][ T1391] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 60.439457][ T1391] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 60.439459][ T1391] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 60.439466][ T1391] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 60.439469][ T1391] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 60.439472][ T1391] put_chars (drivers/char/virtio_console.c:1176) [ 60.439475][ T1391] ? __send_to_port (drivers/char/virtio_console.c:654) [ 60.439477][ T1391] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 60.439482][ T1391] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 60.439487][ T1391] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 60.439495][ T1391] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 60.439498][ T1391] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 60.439500][ T1391] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 60.439504][ T1391] console_emit_next_record (kernel/printk/printk.c:3183) [ 60.439508][ T1391] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 60.439509][ T1391] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 60.439512][ T1391] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 60.439514][ T1391] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 60.439518][ T1391] console_flush_one_record (kernel/printk/printk.c:3268) [ 60.439522][ T1391] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 60.439524][ T1391] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 60.439529][ T1391] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 60.439532][ T1391] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 60.439533][ T1391] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 60.439535][ T1391] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 60.439539][ T1391] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 60.439540][ T1391] ? vprintk_emit (kernel/printk/printk.c:2478) [ 60.439544][ T1391] vprintk_emit (kernel/printk/printk.c:2479) [ 60.439548][ T1391] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 60.439551][ T1391] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 60.439554][ T1391] _printk (kernel/printk/printk.c:2504) [ 60.439558][ T1391] ? snapshot_read.cold (user.c:?) [ 60.439561][ T1391] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 60.439564][ T1391] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 60.439567][ T1391] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 60.439570][ T1391] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 60.439574][ T1391] ? exit_notify (kernel/exit.c:780) [ 60.439576][ T1391] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 60.439578][ T1391] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 60.439582][ T1391] do_group_exit (kernel/exit.c:1151) [ 60.439586][ T1391] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 60.439588][ T1391] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 60.439590][ T1391] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 60.439593][ T1391] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 60.439597][ T1391] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 60.439599][ T1391] RIP: 0033:0x7f606da1b1b8 [ 60.439601][ T1391] Code: Unable to access opcode bytes at 0x7f606da1b18e. Code starting with the faulting instruction =========================================== [ 60.439602][ T1391] RSP: 002b:00007ffd8cf55ac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 60.439605][ T1391] RAX: ffffffffffffffda RBX: 00007f606db4bf88 RCX: 00007f606da1b1b8 [ 60.439606][ T1391] RDX: 00007f606d958a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 60.439607][ T1391] RBP: 00007ffd8cf55b20 R08: 0000000000000000 R09: 0000000000000000 [ 60.439608][ T1391] R10: 00007ffd8cf55960 R11: 0000000000000246 R12: 0000000000000001 Finger prints: release_sock:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print