virtme: waiting for virtiofsd to start virtme: use 'microvm' QEMU architecture [ 1.202447][ T1] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 1.202471][ T1] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 1.202473][ T1] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1, name: swapper/0 [ 1.202475][ T1] preempt_count: 1, expected: 0 [ 1.202475][ T1] RCU nest depth: 0, expected: 0 [ 1.202476][ T1] locks held by swapper/0/1: 4, last CPU#3: [ 1.202478][ T1] #0: ffffffffbcd69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 1.202490][ T1] #1: ffffffffbcd69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 1.202494][ T1] #2: ffffffffbcc89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 1.202498][ T1] #3: ffffffffbcc89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 1.202502][ T1] irq event stamp: 309638 [ 1.202503][ T1] hardirqs last enabled at (309637): [] __down_trylock_console_sem+0x86/0xa0 [ 1.202505][ T1] hardirqs last disabled at (309638): [] console_emit_next_record+0x3d4/0x4c0 [ 1.202507][ T1] softirqs last enabled at (309442): [] handle_softirqs+0x67c/0x900 [ 1.202510][ T1] softirqs last disabled at (309311): [] __irq_exit_rcu+0x145/0x1c0 [ 1.202513][ T1] Preemption disabled at: [ 1.202513][ T1] [] vprintk_emit+0x31b/0x3e0 [ 1.202518][ T1] CPU: 3 UID: 0 PID: 1 Comm: swapper/0 Not tainted 7.2.0-virtme #1 PREEMPT(full) [ 1.202521][ T1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1.202522][ T1] Call Trace: [ 1.202524][ T1] [ 1.202527][ T1] dump_stack_lvl+0x6f/0xa0 [ 1.202533][ T1] ? vprintk_emit+0x31b/0x3e0 [ 1.202535][ T1] __might_resched.cold+0x1fe/0x2c1 [ 1.202539][ T1] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 1.202543][ T1] ? __kmalloc_noprof+0xdb/0x760 [ 1.202548][ T1] __kmalloc_noprof+0x443/0x760 [ 1.202550][ T1] ? alloc_buf.isra.0+0x4b/0x260 [ 1.202556][ T1] ? do_raw_spin_unlock+0x59/0x250 [ 1.202559][ T1] alloc_buf.isra.0+0x4b/0x260 [ 1.202561][ T1] put_chars+0x1e1/0x2f0 [ 1.202563][ T1] ? prb_final_commit+0x50/0x50 [ 1.202565][ T1] ? __send_to_port+0x420/0x420 [ 1.202568][ T1] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 1.202572][ T1] ? rcu_read_lock_any_held+0x3c/0x90 [ 1.202574][ T1] ? validate_chain+0x38b/0xc20 [ 1.202577][ T1] hvc_console_print+0x292/0x780 [ 1.202580][ T1] ? mark_usage+0x61/0x170 [ 1.202582][ T1] ? __lock_acquire+0x518/0xc20 [ 1.202583][ T1] ? __lock_acquire+0x518/0xc20 [ 1.202587][ T1] ? hvc_write+0x3a0/0x3a0 [ 1.202589][ T1] ? console_emit_next_record+0x1df/0x4c0 [ 1.202592][ T1] ? rcu_is_watching+0x16/0xd0 [ 1.202594][ T1] ? lock_acquire+0x13c/0x160 [ 1.202600][ T1] console_emit_next_record+0x22f/0x4c0 [ 1.202606][ T1] ? devkmsg_read+0x4b0/0x4b0 [ 1.202608][ T1] ? console_flush_one_record+0x106/0x710 [ 1.202613][ T1] ? rcu_is_watching+0x16/0xd0 [ 1.202616][ T1] ? lock_acquire+0x13c/0x160 [ 1.202620][ T1] console_flush_one_record+0x46f/0x710 [ 1.202624][ T1] ? console_emit_next_record+0x4c0/0x4c0 [ 1.202626][ T1] ? __lock_acquire+0x518/0xc20 [ 1.202631][ T1] console_unlock+0xee/0x1f0 [ 1.202633][ T1] ? console_flush_one_record+0x710/0x710 [ 1.202635][ T1] ? rcu_is_watching+0x16/0xd0 [ 1.202637][ T1] ? lock_acquire+0x60/0x160 [ 1.202641][ T1] ? __down_trylock_console_sem+0x5e/0xa0 [ 1.202642][ T1] ? vprintk_emit+0x320/0x3e0 [ 1.202646][ T1] vprintk_emit+0x37c/0x3e0 [ 1.202649][ T1] ? wake_up_klogd_work_func+0x90/0x90 [ 1.202652][ T1] ? misc_register+0x151/0x670 [ 1.202655][ T1] ? md_run_setup+0x90/0x90 [ 1.202660][ T1] _printk+0xc7/0x100 [ 1.202664][ T1] ? snapshot_read.cold+0x21/0x21 [ 1.202665][ T1] ? md_run_setup+0x90/0x90 [ 1.202670][ T1] ? md_run_setup+0x90/0x90 [ 1.202674][ T1] dm_interface_init+0x50/0x60 [ 1.202676][ T1] dm_init+0x51/0xd0 [ 1.202678][ T1] ? md_run_setup+0x90/0x90 [ 1.202680][ T1] do_one_initcall+0x124/0x4f0 [ 1.202683][ T1] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 1.202685][ T1] ? parameq+0x110/0x110 [ 1.202690][ T1] ? kernel_init_freeable+0x3f1/0x630 [ 1.202693][ T1] ? rcu_is_watching+0x16/0xd0 [ 1.202696][ T1] kernel_init_freeable+0x596/0x630 [ 1.202699][ T1] ? rest_init+0x280/0x280 [ 1.202704][ T1] kernel_init+0x21/0x150 [ 1.202706][ T1] ? rest_init+0x280/0x280 [ 1.202708][ T1] ret_from_fork+0x474/0x6b0 [ 1.202711][ T1] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 1.202714][ T1] ? __switch_to+0x5a3/0xe00 [ 1.202718][ T1] ? rest_init+0x280/0x280 [ 1.202720][ T1] ret_from_fork_asm+0x11/0x20 [ 1.202728][ T1] [ 1.228718][ T1] NET: Registered PF_INET6 protocol family [ 1.232973][ T1] Segment Routing with IPv6 [ 1.233828][ T1] In-situ OAM (IOAM) with IPv6 [ 1.234535][ T1] NET: Registered PF_PACKET protocol family [ 1.234827][ T1] 9pnet: Installing 9P2000 support [ 1.235271][ T1] Key type dns_resolver registered [ 1.236073][ T1] NET: Registered PF_VSOCK protocol family [ 1.240841][ T1] IPI shorthand broadcast: enabled [ 1.345600][ T1] sched_clock: Marking stable (1302001862, 42911383)->(1445501672, -100588427) [ 1.348436][ T1] registered taskstats version 1 [ 1.350928][ T1] Loading compiled-in X.509 certificates [ 1.451164][ T1] Demotion targets for Node 0: null [ 1.451466][ T1] kmemleak: Kernel memory leak detector initialized (mem pool available: 11724) [ 1.451744][ T1] page_owner is disabled [ 1.452407][ T1] PM: Magic number: 6:230:520 [ 1.452827][ T1] netconsole: network logging started [ 1.454217][ T1] ALSA device list: [ 1.454404][ T1] No soundcards found. [ 1.457240][ T1] md: Skipping autodetection of RAID arrays. (raid=autodetect will force) [ 1.459839][ T1] VFS: Mounted root (virtiofs filesystem) readonly on device 0:24. [ 1.460634][ T1] devtmpfs: mounted [ 1.460931][ T1] VFS: Pivoted into new rootfs [ 1.489839][ T1] Freeing unused kernel image (initmem) memory: 2544K [ 1.490111][ T1] Write protecting the kernel read-only data: 55296k [ 1.490604][ T1] Freeing unused kernel image (text/rodata gap) memory: 328K [ 1.491048][ T1] Freeing unused kernel image (rodata/data gap) memory: 556K [ 1.491339][ T1] Run /usr/lib/python3.14/site-packages/virtme/guest/bin/virtme-ng-init as init process [ 1.491612][ T1] with arguments: [ 1.491739][ T1] /usr/lib/python3.14/site-packages/virtme/guest/bin/virtme-ng-init [ 1.491982][ T1] with environment: [ 1.492106][ T1] HOME=/ [ 1.492232][ T1] TERM=dumb [ 1.492349][ T1] virtme_hostname=vmksft-forwarding-dbg,debug-threads=on [ 1.492580][ T1] nr_open=2147483584 [ 1.492696][ T1] virtme_link_mods=/srv/vmksft/testing/wt-4/.virtme_mods/lib/modules/0.0.0 [ 1.492967][ T1] virtme_rw_overlay0=/etc [ 1.493124][ T1] virtme_rw_overlay1=/lib [ 1.493281][ T1] virtme_rw_overlay2=/home [ 1.493434][ T1] virtme_rw_overlay3=/opt [ 1.493589][ T1] virtme_rw_overlay4=/srv [ 1.493747][ T1] virtme_rw_overlay5=/usr [ 1.493899][ T1] virtme_rw_overlay6=/var [ 1.494065][ T1] virtme_rw_overlay7=/tmp [ 1.494226][ T1] virtme_console=ttyS0 [ 1.494378][ T1] virtme_chdir=srv/vmksft/testing/wt-4 [ 1.512723][ T1] virtme-ng-init: mount devtmpfs -> /dev: EBUSY: Device or resource busy [ 1.514207][ T1] virtme-ng-init: Setting hostname to vmksft-forwarding-dbg,debug-threads=on... [ 1.523972][ T1] overlayfs: failed to set xattr on upper [ 1.524287][ T1] overlayfs: ...falling back to redirect_dir=nofollow. [ 1.524639][ T1] overlayfs: ...falling back to uuid=null. [ 1.527271][ T1] overlayfs: failed to set xattr on upper [ 1.527518][ T1] overlayfs: ...falling back to redirect_dir=nofollow. [ 1.527823][ T1] overlayfs: ...falling back to uuid=null. [ 1.530284][ T1] overlayfs: failed to set xattr on upper [ 1.530521][ T1] overlayfs: ...falling back to redirect_dir=nofollow. [ 1.530827][ T1] overlayfs: ...falling back to uuid=null. [ 1.532873][ T1] overlayfs: failed to set xattr on upper [ 1.533158][ T1] overlayfs: ...falling back to redirect_dir=nofollow. [ 1.533470][ T1] overlayfs: ...falling back to uuid=null. [ 1.535813][ T1] overlayfs: failed to set xattr on upper [ 1.536064][ T1] overlayfs: ...falling back to redirect_dir=nofollow. [ 1.536360][ T1] overlayfs: ...falling back to uuid=null. [ 1.538783][ T1] overlayfs: failed to set xattr on upper [ 1.539033][ T1] overlayfs: ...falling back to redirect_dir=nofollow. [ 1.539362][ T1] overlayfs: ...falling back to uuid=null. [ 1.541381][ T1] overlayfs: failed to set xattr on upper [ 1.541621][ T1] overlayfs: ...falling back to redirect_dir=nofollow. [ 1.542417][ T1] overlayfs: ...falling back to uuid=null. [ 1.544439][ T1] overlayfs: failed to set xattr on upper [ 1.544680][ T1] overlayfs: ...falling back to redirect_dir=nofollow. [ 1.544992][ T1] overlayfs: ...falling back to uuid=null. [ 1.555894][ T72] kwatchdog (72) used greatest stack depth: 29688 bytes left [ 1.558071][ T1] virtme-ng-init: running systemd-tmpfiles [ 3.860642][ T73] systemd-tmpfile (73) used greatest stack depth: 24576 bytes left [ 3.860659][ T73] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 3.860661][ T73] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 73, name: systemd-tmpfile [ 3.860663][ T73] preempt_count: 2, expected: 0 [ 3.860664][ T73] RCU nest depth: 0, expected: 0 [ 3.860665][ T73] locks held by systemd-tmpfile/73: 5, last CPU#1: [ 3.860667][ T73] #0: ffffffffbcc027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 3.860680][ T73] #1: ffffffffbcd69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 3.860685][ T73] #2: ffffffffbcd69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 3.860689][ T73] #3: ffffffffbcc89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 3.860693][ T73] #4: ffffffffbcc89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 3.860697][ T73] irq event stamp: 2266844 [ 3.860698][ T73] hardirqs last enabled at (2266843): [] __down_trylock_console_sem+0x86/0xa0 [ 3.860700][ T73] hardirqs last disabled at (2266844): [] console_emit_next_record+0x3d4/0x4c0 [ 3.860702][ T73] softirqs last enabled at (2266406): [] handle_softirqs+0x67c/0x900 [ 3.860704][ T73] softirqs last disabled at (2266401): [] __irq_exit_rcu+0x145/0x1c0 [ 3.860707][ T73] Preemption disabled at: [ 3.860707][ T73] [<0000000000000000>] 0x0 [ 3.860714][ T73] CPU: 1 UID: 0 PID: 73 Comm: systemd-tmpfile Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 3.860718][ T73] Tainted: [W]=WARN [ 3.860719][ T73] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3.860720][ T73] Call Trace: [ 3.860722][ T73] [ 3.860723][ T73] dump_stack_lvl+0x6f/0xa0 [ 3.860730][ T73] __might_resched.cold+0x1fe/0x2c1 [ 3.860734][ T73] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 3.860738][ T73] ? __kmalloc_noprof+0xdb/0x760 [ 3.860744][ T73] __kmalloc_noprof+0x443/0x760 [ 3.860746][ T73] ? alloc_buf.isra.0+0x4b/0x260 [ 3.860752][ T73] ? do_raw_spin_unlock+0x59/0x250 [ 3.860755][ T73] alloc_buf.isra.0+0x4b/0x260 [ 3.860758][ T73] put_chars+0x1e1/0x2f0 [ 3.860761][ T73] ? __send_to_port+0x420/0x420 [ 3.860762][ T73] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 3.860767][ T73] ? validate_chain+0x38b/0xc20 [ 3.860773][ T73] hvc_console_print+0x292/0x780 [ 3.860779][ T73] ? hvc_write+0x3a0/0x3a0 [ 3.860781][ T73] ? rcu_is_watching+0x16/0xd0 [ 3.860783][ T73] ? lock_acquire+0x13c/0x160 [ 3.860788][ T73] console_emit_next_record+0x22f/0x4c0 [ 3.860792][ T73] ? devkmsg_read+0x4b0/0x4b0 [ 3.860793][ T73] ? console_flush_one_record+0x106/0x710 [ 3.860796][ T73] ? rcu_is_watching+0x16/0xd0 [ 3.860799][ T73] ? lock_acquire+0x13c/0x160 [ 3.860803][ T73] console_flush_one_record+0x46f/0x710 [ 3.860807][ T73] ? console_emit_next_record+0x4c0/0x4c0 [ 3.860809][ T73] ? __lock_acquire+0x518/0xc20 [ 3.860814][ T73] console_unlock+0xee/0x1f0 [ 3.860817][ T73] ? console_flush_one_record+0x710/0x710 [ 3.860819][ T73] ? rcu_is_watching+0x16/0xd0 [ 3.860821][ T73] ? lock_acquire+0x60/0x160 [ 3.860825][ T73] ? __down_trylock_console_sem+0x5e/0xa0 [ 3.860827][ T73] ? vprintk_emit+0x320/0x3e0 [ 3.860830][ T73] vprintk_emit+0x37c/0x3e0 [ 3.860834][ T73] ? wake_up_klogd_work_func+0x90/0x90 [ 3.860838][ T73] ? __lock_acquire+0x518/0xc20 [ 3.860841][ T73] _printk+0xc7/0x100 [ 3.860845][ T73] ? snapshot_read.cold+0x21/0x21 [ 3.860848][ T73] ? do_raw_spin_lock+0x131/0x280 [ 3.860851][ T73] ? __rwlock_init+0x150/0x150 [ 3.860855][ T73] ? do_raw_spin_lock+0x131/0x280 [ 3.860857][ T73] do_exit.cold+0x82/0x9c [ 3.860861][ T73] ? exit_notify+0x890/0x890 [ 3.860863][ T73] ? __lock_release.isra.0+0x69/0x1a0 [ 3.860866][ T73] ? rcu_is_watching+0x16/0xd0 [ 3.860870][ T73] do_group_exit+0xb8/0x370 [ 3.860873][ T73] __x64_sys_exit_group+0x3c/0x50 [ 3.860875][ T73] x64_sys_call+0x1567/0x1570 [ 3.860877][ T73] do_syscall_64+0xff/0x530 [ 3.860880][ T73] ? exc_page_fault+0xee/0x100 [ 3.860883][ T73] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3.860886][ T73] RIP: 0033:0x7f441f0631b8 [ 3.860888][ T73] Code: Unable to access opcode bytes at 0x7f441f06318e. [ 3.860889][ T73] RSP: 002b:00007ffdd69d69b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 3.860891][ T73] RAX: ffffffffffffffda RBX: 00007f441f193f88 RCX: 00007f441f0631b8 [ 3.860893][ T73] RDX: 00007f441e8c14c8 RSI: fffffffffffffe90 RDI: 0000000000000049 [ 3.860894][ T73] RBP: 00007ffdd69d6a10 R08: 0000000000000000 R09: 0000000000001000 [ 3.860895][ T73] R10: 00007ffdd69d67d0 R11: 0000000000000246 R12: 0000000000000001 [ 3.860895][ T73] R13: 0000000000000049 R14: 00007f441f192680 R15: 00007f441f193fa0 [ 3.860902][ T73] [ 3.860905][ T1] virtme-ng-init: Failed to read '/usr/lib/tmpfiles.d/audit.conf': Permission denied [ 3.860905][ T1] Failed to create directory or subvolume "/var/spool/at/spool": Permission denied [ 3.860905][ T1] Failed to create file /var/spool/at/.SEQ: Permission denied [ 3.860905][ T1] Failed to opendir() '/proc/self/fd/6': Permission denied [ 3.888055][ T1] virtme-ng-init: basic initialization done [ 3.974589][ T74] virtme-ng-init: Starting systemd-udevd version 259.8-1.fc44 [ 3.975084][ T74] virtme-ng-init: triggering udev coldplug [ 6.603662][ T74] virtme-ng-init: waiting for udev to settle [ 6.603677][ T74] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 6.603680][ T74] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 74, name: virtme-ng-init [ 6.603681][ T74] preempt_count: 1, expected: 0 [ 6.603682][ T74] RCU nest depth: 0, expected: 0 [ 6.603684][ T74] locks held by virtme-ng-init/74: 4, last CPU#2: [ 6.603686][ T74] #0: ffffffffbcd69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 6.603700][ T74] #1: ffffffffbcd69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 6.603704][ T74] #2: ffffffffbcc89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 6.603708][ T74] #3: ffffffffbcc89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 6.603713][ T74] irq event stamp: 5788 [ 6.603713][ T74] hardirqs last enabled at (5787): [] __down_trylock_console_sem+0x86/0xa0 [ 6.603716][ T74] hardirqs last disabled at (5788): [] console_emit_next_record+0x3d4/0x4c0 [ 6.603718][ T74] softirqs last enabled at (5298): [] fpu_clone+0xd9/0x410 [ 6.603722][ T74] softirqs last disabled at (5296): [] fpu_clone+0x82/0x410 [ 6.603725][ T74] Preemption disabled at: [ 6.603725][ T74] [] vprintk_emit+0x31b/0x3e0 [ 6.603732][ T74] CPU: 2 UID: 0 PID: 74 Comm: virtme-ng-init Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 6.603735][ T74] Tainted: [W]=WARN [ 6.603736][ T74] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6.603739][ T74] Call Trace: [ 6.603740][ T74] [ 6.603742][ T74] dump_stack_lvl+0x6f/0xa0 [ 6.603747][ T74] ? vprintk_emit+0x31b/0x3e0 [ 6.603750][ T74] __might_resched.cold+0x1fe/0x2c1 [ 6.603755][ T74] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 6.603759][ T74] ? __kmalloc_noprof+0xdb/0x760 [ 6.603764][ T74] __kmalloc_noprof+0x443/0x760 [ 6.603766][ T74] ? alloc_buf.isra.0+0x4b/0x260 [ 6.603772][ T74] ? do_raw_spin_unlock+0x59/0x250 [ 6.603775][ T74] alloc_buf.isra.0+0x4b/0x260 [ 6.603778][ T74] put_chars+0x1e1/0x2f0 [ 6.603781][ T74] ? __send_to_port+0x420/0x420 [ 6.603783][ T74] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 6.603788][ T74] ? validate_chain+0x38b/0xc20 [ 6.603793][ T74] hvc_console_print+0x292/0x780 [ 6.603799][ T74] ? hvc_write+0x3a0/0x3a0 [ 6.603801][ T74] ? rcu_is_watching+0x16/0xd0 [ 6.603803][ T74] ? lock_acquire+0x13c/0x160 [ 6.603807][ T74] console_emit_next_record+0x22f/0x4c0 [ 6.603811][ T74] ? devkmsg_read+0x4b0/0x4b0 [ 6.603813][ T74] ? console_flush_one_record+0x106/0x710 [ 6.603816][ T74] ? rcu_is_watching+0x16/0xd0 [ 6.603819][ T74] ? lock_acquire+0x13c/0x160 [ 6.603823][ T74] console_flush_one_record+0x46f/0x710 [ 6.603827][ T74] ? console_emit_next_record+0x4c0/0x4c0 [ 6.603829][ T74] ? __lock_acquire+0x518/0xc20 [ 6.603834][ T74] console_unlock+0xee/0x1f0 [ 6.603837][ T74] ? console_flush_one_record+0x710/0x710 [ 6.603839][ T74] ? rcu_is_watching+0x16/0xd0 [ 6.603841][ T74] ? lock_acquire+0x60/0x160 [ 6.603845][ T74] ? __down_trylock_console_sem+0x5e/0xa0 [ 6.603846][ T74] ? vprintk_emit+0x320/0x3e0 [ 6.603850][ T74] vprintk_emit+0x37c/0x3e0 [ 6.603853][ T74] ? wake_up_klogd_work_func+0x90/0x90 [ 6.603857][ T74] ? _copy_from_iter+0x1bb/0x1810 [ 6.603862][ T74] devkmsg_emit.constprop.0+0xbc/0xf1 [ 6.603867][ T74] ? vprintk_emit.cold+0x107/0x107 [ 6.603869][ T74] ? simple_strntoull+0x10f/0x140 [ 6.603873][ T74] ? date_str+0x1e0/0x1e0 [ 6.603876][ T74] ? devkmsg_write+0xd1/0x2c0 [ 6.603880][ T74] devkmsg_write.cold+0x5a/0x8b [ 6.603883][ T74] ? vprintk_default+0x20/0x20 [ 6.603888][ T74] ? vprintk_default+0x20/0x20 [ 6.603890][ T74] new_sync_write+0x33e/0x760 [ 6.603894][ T74] ? kasan_quarantine_put+0x42/0x2b0 [ 6.603898][ T74] ? new_sync_read+0x750/0x750 [ 6.603902][ T74] ? __lock_release.isra.0+0x69/0x1a0 [ 6.603907][ T74] ? __fget_files+0x1e3/0x460 [ 6.603913][ T74] vfs_write+0x6a2/0xbd0 [ 6.603918][ T74] ksys_write+0x116/0x250 [ 6.603921][ T74] ? __ia32_sys_read+0xc0/0xc0 [ 6.603924][ T74] ? rcu_is_watching+0x16/0xd0 [ 6.603928][ T74] do_syscall_64+0xff/0x530 [ 6.603930][ T74] ? irq_exit_rcu+0x1a/0x30 [ 6.603934][ T74] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6.603937][ T74] RIP: 0033:0x7f97a0a5eed2 [ 6.603940][ T74] Code: 08 0f 85 51 ec ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 48 89 e5 [ 6.603942][ T74] RSP: 002b:00007f97a09a5c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6.603945][ T74] RAX: ffffffffffffffda RBX: 000000000000002e RCX: 00007f97a0a5eed2 [ 6.603947][ T74] RDX: 000000000000002e RSI: 00007f979c0012c0 RDI: 0000000000000003 [ 6.603948][ T74] RBP: 00007f97a09a5c90 R08: 0000000000000000 R09: 0000000000000000 [ 6.603949][ T74] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f97a0ae90a0 [ 6.603949][ T74] R13: 00007f97a09e73e0 R14: 00007f979c0012c0 R15: 00007f97a09a5da8 [ 6.603956][ T74] [ 6.974444][ T74] virtme-ng-init: udev is done [ 6.977619][ T1] virtme-ng-init: initialization done [ 8.555069][ C0] clocksource: Watchdog remote CPU 3 read timed out [ 8.555225][ C0] [ 8.555227][ C0] ======================================================== [ 8.555228][ C0] WARNING: possible irq lock inversion dependency detected [ 8.555230][ C0] 7.2.0-virtme #1 Tainted: G W [ 8.555232][ C0] -------------------------------------------------------- [ 8.555232][ C0] swapper/0/0 just changed the state of lock: [ 8.555234][ C0] ffffffffbcc89660 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 8.555247][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 8.555248][ C0] (fs_reclaim){+.+.}-{0:0} [ 8.555250][ C0] [ 8.555250][ C0] [ 8.555250][ C0] and interrupts could create inverse lock ordering between them. [ 8.555250][ C0] [ 8.555251][ C0] [ 8.555251][ C0] other info that might help us debug this: [ 8.555251][ C0] Possible interrupt unsafe locking scenario: [ 8.555251][ C0] [ 8.555252][ C0] CPU0 CPU1 [ 8.555253][ C0] ---- ---- [ 8.555253][ C0] lock(fs_reclaim); [ 8.555254][ C0] local_irq_disable(); [ 8.555255][ C0] lock(console_owner); [ 8.555256][ C0] lock(fs_reclaim); [ 8.555256][ C0] [ 8.555257][ C0] lock(console_owner); [ 8.555258][ C0] [ 8.555258][ C0] *** DEADLOCK *** [ 8.555258][ C0] [ 8.555258][ C0] locks held by swapper/0/0: 4, last CPU#0: [ 8.555259][ C0] #0: ffa0000000007c90 ((&watchdog_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 8.555265][ C0] #1: ffffffffbcdce8b8 (watchdog_lock){+.-.}-{3:3}, at: clocksource_watchdog+0x15/0x30 [ 8.555269][ C0] #2: ffffffffbcd69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 8.555273][ C0] #3: ffffffffbcd69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 8.555277][ C0] [ 8.555277][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 8.555281][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 8.555283][ C0] HARDIRQ-ON-W at: [ 8.555285][ C0] __lock_acquire+0x388/0xc20 [ 8.555288][ C0] lock_acquire.part.0+0xd4/0x280 [ 8.555290][ C0] fs_reclaim_acquire+0xd5/0x120 [ 8.555293][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 8.555295][ C0] kthread_create_worker_on_node+0xea/0x210 [ 8.555298][ C0] workqueue_init+0x2a/0x680 [ 8.555302][ C0] kernel_init_freeable+0x2fe/0x630 [ 8.555304][ C0] kernel_init+0x21/0x150 [ 8.555308][ C0] ret_from_fork+0x474/0x6b0 [ 8.555311][ C0] ret_from_fork_asm+0x11/0x20 [ 8.555314][ C0] SOFTIRQ-ON-W at: [ 8.555315][ C0] __lock_acquire+0x388/0xc20 [ 8.555316][ C0] lock_acquire.part.0+0xd4/0x280 [ 8.555318][ C0] fs_reclaim_acquire+0xd5/0x120 [ 8.555319][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 8.555320][ C0] kthread_create_worker_on_node+0xea/0x210 [ 8.555322][ C0] workqueue_init+0x2a/0x680 [ 8.555323][ C0] kernel_init_freeable+0x2fe/0x630 [ 8.555324][ C0] kernel_init+0x21/0x150 [ 8.555325][ C0] ret_from_fork+0x474/0x6b0 [ 8.555326][ C0] ret_from_fork_asm+0x11/0x20 [ 8.555328][ C0] INITIAL USE at: [ 8.555328][ C0] __lock_acquire+0x388/0xc20 [ 8.555330][ C0] lock_acquire.part.0+0xd4/0x280 [ 8.555331][ C0] fs_reclaim_acquire+0xd5/0x120 [ 8.555332][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 8.555334][ C0] kthread_create_worker_on_node+0xea/0x210 [ 8.555335][ C0] workqueue_init+0x2a/0x680 [ 8.555336][ C0] kernel_init_freeable+0x2fe/0x630 [ 8.555337][ C0] kernel_init+0x21/0x150 [ 8.555339][ C0] ret_from_fork+0x474/0x6b0 [ 8.555340][ C0] ret_from_fork_asm+0x11/0x20 [ 8.555341][ C0] } [ 8.555342][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 8.555346][ C0] ... acquired at: [ 8.555347][ C0] __lock_acquire+0x518/0xc20 [ 8.555348][ C0] lock_acquire.part.0+0xd4/0x280 [ 8.555349][ C0] fs_reclaim_acquire+0xd5/0x120 [ 8.555351][ C0] __kmalloc_noprof+0xd3/0x760 [ 8.555352][ C0] alloc_buf.isra.0+0x4b/0x260 [ 8.555355][ C0] put_chars+0x1e1/0x2f0 [ 8.555356][ C0] hvc_console_print+0x292/0x780 [ 8.555358][ C0] console_emit_next_record+0x22f/0x4c0 [ 8.555360][ C0] console_flush_one_record+0x46f/0x710 [ 8.555361][ C0] console_unlock+0xee/0x1f0 [ 8.555363][ C0] vprintk_emit+0x37c/0x3e0 [ 8.555364][ C0] _printk+0xc7/0x100 [ 8.555368][ C0] dm_interface_init+0x50/0x60 [ 8.555370][ C0] dm_init+0x51/0xd0 [ 8.555371][ C0] do_one_initcall+0x124/0x4f0 [ 8.555372][ C0] kernel_init_freeable+0x596/0x630 [ 8.555373][ C0] kernel_init+0x21/0x150 [ 8.555375][ C0] ret_from_fork+0x474/0x6b0 [ 8.555376][ C0] ret_from_fork_asm+0x11/0x20 [ 8.555377][ C0] [ 8.555378][ C0] -> (console_owner){..-.}-{0:0} { [ 8.555379][ C0] IN-SOFTIRQ-W at: [ 8.555380][ C0] __lock_acquire+0x388/0xc20 [ 8.555382][ C0] lock_acquire.part.0+0xd4/0x280 [ 8.555383][ C0] console_lock_spinning_enable+0x5c/0x60 [ 8.555385][ C0] console_emit_next_record+0x1d1/0x4c0 [ 8.555386][ C0] console_flush_one_record+0x46f/0x710 [ 8.555388][ C0] console_unlock+0xee/0x1f0 [ 8.555389][ C0] vprintk_emit+0x37c/0x3e0 [ 8.555391][ C0] _printk+0xc7/0x100 [ 8.555393][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 8.555395][ C0] call_timer_fn+0x160/0x4d0 [ 8.555397][ C0] __run_timers+0x68f/0xaa0 [ 8.555398][ C0] run_timer_softirq+0xf0/0x160 [ 8.555400][ C0] handle_softirqs+0x1d3/0x900 [ 8.555402][ C0] __irq_exit_rcu+0x145/0x1c0 [ 8.555403][ C0] irq_exit_rcu+0xe/0x30 [ 8.555405][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 8.555407][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 8.555409][ C0] pv_native_safe_halt+0xf/0x10 [ 8.555410][ C0] default_idle+0x9/0x10 [ 8.555412][ C0] default_idle_call+0x6e/0xb0 [ 8.555414][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 8.555416][ C0] do_idle+0xd8/0x190 [ 8.555417][ C0] cpu_startup_entry+0x53/0x70 [ 8.555418][ C0] rest_init+0x279/0x280 [ 8.555420][ C0] start_kernel+0x3af/0x3b0 [ 8.555421][ C0] x86_64_start_reservations+0x24/0x30 [ 8.555423][ C0] x86_64_start_kernel+0x12b/0x130 [ 8.555425][ C0] common_startup_64+0x13e/0x148 [ 8.555427][ C0] INITIAL USE at: [ 8.555428][ C0] } [ 8.555429][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 8.555432][ C0] ... acquired at: [ 8.555432][ C0] mark_lock+0x1d7/0xa00 [ 8.555434][ C0] mark_usage+0x42/0x170 [ 8.555435][ C0] __lock_acquire+0x388/0xc20 [ 8.555436][ C0] lock_acquire.part.0+0xd4/0x280 [ 8.555438][ C0] console_lock_spinning_enable+0x5c/0x60 [ 8.555439][ C0] console_emit_next_record+0x1d1/0x4c0 [ 8.555441][ C0] console_flush_one_record+0x46f/0x710 [ 8.555442][ C0] console_unlock+0xee/0x1f0 [ 8.555444][ C0] vprintk_emit+0x37c/0x3e0 [ 8.555445][ C0] _printk+0xc7/0x100 [ 8.555447][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 8.555448][ C0] call_timer_fn+0x160/0x4d0 [ 8.555449][ C0] __run_timers+0x68f/0xaa0 [ 8.555451][ C0] run_timer_softirq+0xf0/0x160 [ 8.555452][ C0] handle_softirqs+0x1d3/0x900 [ 8.555453][ C0] __irq_exit_rcu+0x145/0x1c0 [ 8.555455][ C0] irq_exit_rcu+0xe/0x30 [ 8.555456][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 8.555457][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 8.555459][ C0] pv_native_safe_halt+0xf/0x10 [ 8.555460][ C0] default_idle+0x9/0x10 [ 8.555461][ C0] default_idle_call+0x6e/0xb0 [ 8.555463][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 8.555464][ C0] do_idle+0xd8/0x190 [ 8.555465][ C0] cpu_startup_entry+0x53/0x70 [ 8.555466][ C0] rest_init+0x279/0x280 [ 8.555468][ C0] start_kernel+0x3af/0x3b0 [ 8.555469][ C0] x86_64_start_reservations+0x24/0x30 [ 8.555470][ C0] x86_64_start_kernel+0x12b/0x130 [ 8.555472][ C0] common_startup_64+0x13e/0x148 [ 8.555473][ C0] [ 8.555473][ C0] [ 8.555473][ C0] stack backtrace: [ 8.555476][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 8.555479][ C0] Tainted: [W]=WARN [ 8.555480][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.555482][ C0] Call Trace: [ 8.555484][ C0] [ 8.555485][ C0] dump_stack_lvl+0x6f/0xa0 [ 8.555489][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 8.555492][ C0] mark_lock_irq+0x989/0x9c0 [ 8.555493][ C0] ? add_lock_to_list+0x2c/0x1a0 [ 8.555496][ C0] mark_lock+0x1d7/0xa00 [ 8.555498][ C0] mark_usage+0x42/0x170 [ 8.555500][ C0] __lock_acquire+0x388/0xc20 [ 8.555502][ C0] lock_acquire.part.0+0xd4/0x280 [ 8.555503][ C0] ? console_lock_spinning_enable+0x40/0x60 [ 8.555506][ C0] ? rcu_is_watching+0x16/0xd0 [ 8.555509][ C0] ? lock_acquire+0x13c/0x160 [ 8.555511][ C0] console_lock_spinning_enable+0x5c/0x60 [ 8.555513][ C0] ? console_lock_spinning_enable+0x40/0x60 [ 8.555514][ C0] console_emit_next_record+0x1d1/0x4c0 [ 8.555517][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 8.555518][ C0] ? console_flush_one_record+0x106/0x710 [ 8.555520][ C0] ? rcu_is_watching+0x16/0xd0 [ 8.555522][ C0] ? lock_acquire+0x13c/0x160 [ 8.555524][ C0] console_flush_one_record+0x46f/0x710 [ 8.555527][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 8.555528][ C0] ? __lock_acquire+0x518/0xc20 [ 8.555531][ C0] console_unlock+0xee/0x1f0 [ 8.555533][ C0] ? console_flush_one_record+0x710/0x710 [ 8.555534][ C0] ? rcu_is_watching+0x16/0xd0 [ 8.555536][ C0] ? lock_acquire+0x60/0x160 [ 8.555538][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 8.555540][ C0] ? vprintk_emit+0x320/0x3e0 [ 8.555542][ C0] vprintk_emit+0x37c/0x3e0 [ 8.555544][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 8.555546][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 8.555548][ C0] _printk+0xc7/0x100 [ 8.555550][ C0] ? snapshot_read.cold+0x21/0x21 [ 8.555552][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 8.555553][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 8.555556][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 8.555557][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 8.555559][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 8.555560][ C0] call_timer_fn+0x160/0x4d0 [ 8.555562][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 8.555564][ C0] ? debug_object_active_state+0x430/0x430 [ 8.555568][ C0] ? find_held_lock+0x2b/0x80 [ 8.555569][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 8.555571][ C0] ? rcu_is_watching+0x16/0xd0 [ 8.555573][ C0] __run_timers+0x68f/0xaa0 [ 8.555575][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 8.555577][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 8.555579][ C0] ? __lock_acquire+0x518/0xc20 [ 8.555582][ C0] ? __rwlock_init+0x150/0x150 [ 8.555584][ C0] run_timer_softirq+0xf0/0x160 [ 8.555586][ C0] ? __run_timers+0xaa0/0xaa0 [ 8.555588][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 8.555590][ C0] ? rcu_is_watching+0x16/0xd0 [ 8.555592][ C0] handle_softirqs+0x1d3/0x900 [ 8.555594][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 8.555595][ C0] ? _local_bh_enable+0xc0/0xc0 [ 8.555597][ C0] __irq_exit_rcu+0x145/0x1c0 [ 8.555599][ C0] irq_exit_rcu+0xe/0x30 [ 8.555600][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 8.555602][ C0] [ 8.555602][ C0] [ 8.555603][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 8.555605][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 8.555607][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 8.555609][ C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 8.555611][ C0] RSP: 0018:ffffffffbca07cf8 EFLAGS: 00000296 [ 8.555614][ C0] RAX: 000000000003dd7f RBX: ffffffffbca1c600 RCX: ffffffffb9af0307 [ 8.555615][ C0] RDX: ffffffffbca1c600 RSI: ffffffffbc838b01 RDI: ffffffffbc28d8e0 [ 8.555616][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 8.555617][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff7940fa2 [ 8.555618][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 8.555619][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 8.555621][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 8.555623][ C0] default_idle+0x9/0x10 [ 8.555625][ C0] default_idle_call+0x6e/0xb0 [ 8.555626][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 8.555628][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 8.555630][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 8.555632][ C0] ? rcu_is_watching+0x16/0xd0 [ 8.555634][ C0] do_idle+0xd8/0x190 [ 8.555636][ C0] cpu_startup_entry+0x53/0x70 [ 8.555637][ C0] rest_init+0x279/0x280 [ 8.555639][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 8.555642][ C0] ? rest_init+0x280/0x280 [ 8.555644][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 8.555648][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 8.555650][ C0] ? acpi_enable+0x1e4/0x330 [ 8.555653][ C0] start_kernel+0x3af/0x3b0 [ 8.555654][ C0] x86_64_start_reservations+0x24/0x30 [ 8.555656][ C0] x86_64_start_kernel+0x12b/0x130 [ 8.555658][ C0] common_startup_64+0x13e/0x148 [ 8.555661][ C0] [ 8.555666][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 8.555667][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 8.555669][ C0] preempt_count: 103, expected: 0 [ 8.555669][ C0] RCU nest depth: 0, expected: 0 [ 8.555670][ C0] INFO: lockdep is turned off. [ 8.555671][ C0] irq event stamp: 253327 [ 8.555671][ C0] hardirqs last enabled at (253326): [] __down_trylock_console_sem+0x86/0xa0 [ 8.555674][ C0] hardirqs last disabled at (253327): [] console_emit_next_record+0x3d4/0x4c0 [ 8.555676][ C0] softirqs last enabled at (253272): [] handle_softirqs+0x67c/0x900 [ 8.555677][ C0] softirqs last disabled at (253313): [] __irq_exit_rcu+0x145/0x1c0 [ 8.555679][ C0] Preemption disabled at: [ 8.555679][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 8.555682][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 8.555684][ C0] Tainted: [W]=WARN [ 8.555684][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.555685][ C0] Call Trace: [ 8.555685][ C0] [ 8.555686][ C0] dump_stack_lvl+0x6f/0xa0 [ 8.555688][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 8.555689][ C0] __might_resched.cold+0x1fe/0x2c1 [ 8.555692][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 8.555695][ C0] ? rcu_is_watching+0x16/0xd0 [ 8.555698][ C0] __kmalloc_noprof+0x443/0x760 [ 8.555700][ C0] ? __rwlock_init+0x150/0x150 [ 8.555701][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 8.555703][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 8.555705][ C0] alloc_buf.isra.0+0x4b/0x260 [ 8.555707][ C0] put_chars+0x1e1/0x2f0 [ 8.555708][ C0] ? __send_to_port+0x420/0x420 [ 8.555710][ C0] ? mark_lock+0x1d7/0xa00 [ 8.555712][ C0] hvc_console_print+0x292/0x780 [ 8.555715][ C0] ? hvc_write+0x3a0/0x3a0 [ 8.555716][ C0] ? rcu_is_watching+0x16/0xd0 [ 8.555718][ C0] ? rcu_is_watching+0x16/0xd0 [ 8.555720][ C0] console_emit_next_record+0x22f/0x4c0 [ 8.555722][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 8.555724][ C0] ? console_flush_one_record+0x106/0x710 [ 8.555726][ C0] ? rcu_is_watching+0x16/0xd0 [ 8.555728][ C0] ? lock_acquire+0x13c/0x160 [ 8.555730][ C0] console_flush_one_record+0x46f/0x710 [ 8.555732][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 8.555734][ C0] ? __lock_acquire+0x518/0xc20 [ 8.555736][ C0] console_unlock+0xee/0x1f0 [ 8.555738][ C0] ? console_flush_one_record+0x710/0x710 [ 8.555740][ C0] ? rcu_is_watching+0x16/0xd0 [ 8.555741][ C0] ? lock_acquire+0x60/0x160 [ 8.555743][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 8.555745][ C0] ? vprintk_emit+0x320/0x3e0 [ 8.555747][ C0] vprintk_emit+0x37c/0x3e0 [ 8.555749][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 8.555751][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 8.555753][ C0] _printk+0xc7/0x100 [ 8.555755][ C0] ? snapshot_read.cold+0x21/0x21 [ 8.555757][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 8.555758][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 8.555761][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 8.555762][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 8.555764][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 8.555765][ C0] call_timer_fn+0x160/0x4d0 [ 8.555767][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 8.555769][ C0] ? debug_object_active_state+0x430/0x430 [ 8.555771][ C0] ? find_held_lock+0x2b/0x80 [ 8.555772][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 8.555774][ C0] ? rcu_is_watching+0x16/0xd0 [ 8.555776][ C0] __run_timers+0x68f/0xaa0 [ 8.555778][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 8.555780][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 8.555782][ C0] ? __lock_acquire+0x518/0xc20 [ 8.555785][ C0] ? __rwlock_init+0x150/0x150 [ 8.555787][ C0] run_timer_softirq+0xf0/0x160 [ 8.555789][ C0] ? __run_timers+0xaa0/0xaa0 [ 8.555791][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 8.555792][ C0] ? rcu_is_watching+0x16/0xd0 [ 8.555794][ C0] handle_softirqs+0x1d3/0x900 [ 8.555796][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 8.555797][ C0] ? _local_bh_enable+0xc0/0xc0 [ 8.555799][ C0] __irq_exit_rcu+0x145/0x1c0 [ 8.555801][ C0] irq_exit_rcu+0xe/0x30 [ 8.555802][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 8.555804][ C0] [ 8.555804][ C0] [ 8.555805][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 8.555806][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 8.555808][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 8.555810][ C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 8.555811][ C0] RSP: 0018:ffffffffbca07cf8 EFLAGS: 00000296 [ 8.555812][ C0] RAX: 000000000003dd7f RBX: ffffffffbca1c600 RCX: ffffffffb9af0307 [ 8.555812][ C0] RDX: ffffffffbca1c600 RSI: ffffffffbc838b01 RDI: ffffffffbc28d8e0 [ 8.555813][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 8.555814][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff7940fa2 [ 8.555815][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 8.555816][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 8.555818][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 8.555820][ C0] default_idle+0x9/0x10 [ 8.555821][ C0] default_idle_call+0x6e/0xb0 [ 8.555823][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 8.555825][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 8.555826][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 8.555828][ C0] ? rcu_is_watching+0x16/0xd0 [ 8.555830][ C0] do_idle+0xd8/0x190 [ 8.555831][ C0] cpu_startup_entry+0x53/0x70 [ 8.555833][ C0] rest_init+0x279/0x280 [ 8.555835][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 8.555837][ C0] ? rest_init+0x280/0x280 [ 8.555839][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 8.555841][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 8.555843][ C0] ? acpi_enable+0x1e4/0x330 [ 8.555845][ C0] start_kernel+0x3af/0x3b0 [ 8.555846][ C0] x86_64_start_reservations+0x24/0x30 [ 8.555848][ C0] x86_64_start_kernel+0x12b/0x130 [ 8.555850][ C0] common_startup_64+0x13e/0x148 [ 8.555853][ C0]