[2J[01;01H[=3h[2J[01;01H[0m[35m[40m[0m[37m[40mEFI stub: Entering in SVC mode with MMU enabled EFI stub: Booting Linux Kernel... EFI stub: Using DTB from configuration table EFI stub: Loaded initrd from LINUX_EFI_INITRD_MEDIA_GUID device path EFI stub: Exiting boot services and installing virtual address map... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 5.10.158-cip22-rt9 (KernelCI@build-j681052-arm-gcc-10-multi-v7-defconfig-g8pwh) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Sun Dec 11 18:43:43 UTC 2022 [ 0.000000] CPU: ARMv7 Processor [412fc0f1] revision 1 (ARMv7), cr=10c5387d [ 0.000000] CPU: div instructions available: patching division code [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, PIPT instruction cache [ 0.000000] OF: fdt: Machine model: linux,dummy-virt [ 0.000000] random: crng init done [ 0.000000] earlycon: pl11 at MMIO 0x09000000 (options '') [ 0.000000] printk: bootconsole [pl11] enabled [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] efi: EFI v2.70 by EDK II [ 0.000000] efi: SMBIOS=0x5fb78000 SMBIOS 3.0=0x5fb76000 MEMATTR=0x5e159a90 MEMRESERVE=0x5c6eae90 [ 0.000000] cma: Reserved 64 MiB at 0x56800000 [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000040000000-0x000000005fffffff] [ 0.000000] Normal empty [ 0.000000] HighMem empty [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000040000000-0x000000005f9c6fff] [ 0.000000] node 0: [mem 0x000000005f9c7000-0x000000005fb88fff] [ 0.000000] node 0: [mem 0x000000005fb89000-0x000000005fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000040000000-0x000000005fffffff] [ 0.000000] On node 0 totalpages: 131072 [ 0.000000] DMA zone: 1024 pages used for memmap [ 0.000000] DMA zone: 0 pages reserved [ 0.000000] DMA zone: 131072 pages, LIFO batch:31 [ 0.000000] psci: probing for conduit method from DT. [ 0.000000] psci: PSCIv1.1 detected in firmware. [ 0.000000] psci: Using standard PSCI v0.2 function IDs [ 0.000000] psci: Trusted OS migration not required [ 0.000000] psci: SMC Calling Convention v1.0 [ 0.000000] percpu: Embedded 16 pages/cpu s33612 r8192 d23732 u65536 [ 0.000000] pcpu-alloc: s33612 r8192 d23732 u65536 alloc=16*4096 [ 0.000000] pcpu-alloc: [0] 0 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 130048 [ 0.000000] Kernel command line: console=ttyAMA0,115200 root=/dev/ram0 debug verbose console_msg_format=syslog earlycon initrd=initrd <6>[ 0.000000] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes, linear) <6>[ 0.000000] Inode-cache hash table entries: 32768 (order: 5, 131072 bytes, linear) <6>[ 0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off <6>[ 0.000000] Memory: 420244K/524288K available (13312K kernel code, 2324K rwdata, 5344K rodata, 2048K init, 417K bss, 38508K reserved, 65536K cma-reserved, 0K highmem) <6>[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 <6>[ 0.000000] rcu: Hierarchical RCU implementation. <6>[ 0.000000] rcu: RCU event tracing is enabled. <6>[ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=1. <6>[ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. <6>[ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1 <6>[ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 <6>[ 0.000000] GICv2m: range[mem 0x08020000-0x08020fff], SPI[80:143] <6>[ 0.000000] arch_timer: cp15 timer(s) running at 62.50MHz (virt). <6>[ 0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x1cd42e208c, max_idle_ns: 881590405314 ns <6>[ 0.000118] sched_clock: 56 bits at 62MHz, resolution 16ns, wraps every 4398046511096ns <6>[ 0.000470] Switching to timer-based delay loop, resolution 16ns <6>[ 0.004404] Console: colour dummy device 80x30 <6>[ 0.005580] Calibrating delay loop (skipped), value calculated using timer frequency.. 125.00 BogoMIPS (lpj=625000) <6>[ 0.005945] pid_max: default: 32768 minimum: 301 <6>[ 0.007043] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) <6>[ 0.007219] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) <6>[ 0.018700] CPU: Testing write buffer coherency: ok <3>[ 0.019743] CPU0: Spectre v2: firmware did not set auxiliary control register IBE bit, system vulnerable <6>[ 0.020782] CPU0: Spectre BHB: enabling loop workaround for all CPUs <3>[ 0.027207] /cpus/cpu@0 missing clock-frequency property <6>[ 0.027596] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 <6>[ 0.032115] Setting up static identity map for 0x40300000 - 0x403000ac <6>[ 0.033686] rcu: Hierarchical SRCU implementation. <6>[ 0.036996] Remapping and enabling EFI services. <6>[ 0.038593] smp: Bringing up secondary CPUs ... <6>[ 0.038769] smp: Brought up 1 node, 1 CPU <6>[ 0.038914] SMP: Total of 1 processors activated (125.00 BogoMIPS). <6>[ 0.039087] CPU: All CPU(s) started in SVC mode. <6>[ 0.046281] devtmpfs: initialized <6>[ 0.052223] VFP support v0.3: implementor 41 architecture 4 part 30 variant f rev 0 <6>[ 0.066084] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns <6>[ 0.067047] futex hash table entries: 256 (order: 2, 16384 bytes, linear) <6>[ 0.072104] pinctrl core: initialized pinctrl subsystem <6>[ 0.087285] SMBIOS 3.0.0 present. <6>[ 0.087610] DMI: QEMU QEMU Virtual Machine, BIOS 0.0.0 02/06/2015 <6>[ 0.093019] NET: Registered protocol family 16 <6>[ 0.108583] DMA: preallocated 256 KiB pool for atomic coherent allocations <6>[ 0.112840] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.113166] cpuidle: using governor menu <6>[ 0.113600] No ATAGs? <6>[ 0.114654] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers. <6>[ 0.114957] hw-breakpoint: maximum watchpoint size is 8 bytes. <6>[ 0.118442] Serial: AMBA PL011 UART driver <6>[ 0.155766] 9000000.pl011: ttyAMA0 at MMIO 0x9000000 (irq = 61, base_baud = 0) is a PL011 rev1 <6>[ 0.157286] printk: console [ttyAMA0] enabled <6>[ 0.157423] printk: bootconsole [pl11] disabled <6>[ 0.157286] printk: console [ttyAMA0] enabled <6>[ 0.157423] printk: bootconsole [pl11] disabled <6>[ 0.191585] iommu: Default domain type: Translated <6>[ 0.192477] vgaarb: loaded <5>[ 0.194165] SCSI subsystem initialized <7>[ 0.194684] libata version 3.00 loaded. <6>[ 0.195447] usbcore: registered new interface driver usbfs <6>[ 0.195587] usbcore: registered new interface driver hub <6>[ 0.195697] usbcore: registered new device driver usb <6>[ 0.197745] pps_core: LinuxPPS API ver. 1 registered <6>[ 0.197761] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <6>[ 0.197817] PTP clock support registered <6>[ 0.199213] Registered efivars operations <6>[ 0.212392] clocksource: Switched to clocksource arch_sys_counter <6>[ 0.796782] NET: Registered protocol family 2 <6>[ 0.798049] IP idents hash table entries: 8192 (order: 4, 65536 bytes, linear) <6>[ 0.801569] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 6144 bytes, linear) <6>[ 0.801732] TCP established hash table entries: 4096 (order: 2, 16384 bytes, linear) <6>[ 0.801869] TCP bind hash table entries: 4096 (order: 3, 32768 bytes, linear) <6>[ 0.802017] TCP: Hash tables configured (established 4096 bind 4096) <6>[ 0.802967] UDP hash table entries: 256 (order: 1, 8192 bytes, linear) <6>[ 0.803112] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes, linear) <6>[ 0.803845] NET: Registered protocol family 1 <6>[ 0.805978] RPC: Registered named UNIX socket transport module. <6>[ 0.806014] RPC: Registered udp transport module. <6>[ 0.806021] RPC: Registered tcp transport module. <6>[ 0.806027] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 0.806123] PCI: CLS 0 bytes, default 64 <6>[ 0.809006] Trying to unpack rootfs image as initramfs... <6>[ 1.224498] Freeing initrd memory: 7696K <5>[ 1.226664] Initialise system trusted keyrings <6>[ 1.228111] workingset: timestamp_bits=30 max_order=17 bucket_order=0 <6>[ 1.236145] squashfs: version 4.0 (2009/01/31) Phillip Lougher <5>[ 1.238168] NFS: Registering the id_resolver key type <5>[ 1.238415] Key type id_resolver registered <5>[ 1.238442] Key type id_legacy registered <6>[ 1.238704] nfs4filelayout_init: NFSv4 File Layout Driver Registering... <6>[ 1.238769] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... <6>[ 1.239000] ntfs: driver 2.1.32 [Flags: R/O]. <5>[ 1.239793] Key type asymmetric registered <5>[ 1.239841] Asymmetric key parser 'x509' registered <6>[ 1.239994] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) <6>[ 1.240081] io scheduler mq-deadline registered <6>[ 1.240131] io scheduler kyber registered <6>[ 1.255437] pl061_gpio 9030000.pl061: PL061 GPIO chip registered <6>[ 1.260272] pci-host-generic 3f000000.pcie: host bridge /pcie@10000000 ranges: <6>[ 1.260832] pci-host-generic 3f000000.pcie: IO 0x003eff0000..0x003effffff -> 0x0000000000 <6>[ 1.261375] pci-host-generic 3f000000.pcie: MEM 0x0010000000..0x003efeffff -> 0x0010000000 <6>[ 1.261428] pci-host-generic 3f000000.pcie: MEM 0x8000000000..0xffffffffff -> 0x8000000000 <6>[ 1.262774] pci-host-generic 3f000000.pcie: ECAM at [mem 0x3f000000-0x3fffffff] for [bus 00-0f] <6>[ 1.263660] pci-host-generic 3f000000.pcie: PCI host bridge to bus 0000:00 <6>[ 1.263800] pci_bus 0000:00: root bus resource [bus 00-0f] <6>[ 1.263851] pci_bus 0000:00: root bus resource [io 0x0000-0xffff] <6>[ 1.263910] pci_bus 0000:00: root bus resource [mem 0x10000000-0x3efeffff] <6>[ 1.264798] pci 0000:00:00.0: [1b36:0008] type 00 class 0x060000 <6>[ 1.268014] pci 0000:00:01.0: [1af4:1000] type 00 class 0x020000 <6>[ 1.268223] pci 0000:00:01.0: reg 0x10: [io 0x0040-0x005f] <6>[ 1.268245] pci 0000:00:01.0: reg 0x14: [mem 0x10049000-0x10049fff] <6>[ 1.268313] pci 0000:00:01.0: reg 0x20: [mem 0x10044000-0x10047fff 64bit pref] <6>[ 1.268425] pci 0000:00:01.0: reg 0x30: [mem 0xfffc0000-0xffffffff pref] <6>[ 1.268677] pci 0000:00:02.0: [1af4:1001] type 00 class 0x010000 <6>[ 1.268702] pci 0000:00:02.0: reg 0x10: [io 0x0000-0x003f] <6>[ 1.268717] pci 0000:00:02.0: reg 0x14: [mem 0x10048000-0x10048fff] <6>[ 1.268741] pci 0000:00:02.0: reg 0x20: [mem 0x10040000-0x10043fff 64bit pref] <6>[ 1.269839] PCI: bus0: Fast back to back transfers disabled <6>[ 1.270715] pci 0000:00:01.0: BAR 6: assigned [mem 0x10000000-0x1003ffff pref] <6>[ 1.270847] pci 0000:00:01.0: BAR 4: assigned [mem 0x10040000-0x10043fff 64bit pref] <6>[ 1.271054] pci 0000:00:02.0: BAR 4: assigned [mem 0x10044000-0x10047fff 64bit pref] <6>[ 1.271098] pci 0000:00:01.0: BAR 1: assigned [mem 0x10048000-0x10048fff] <6>[ 1.271114] pci 0000:00:02.0: BAR 1: assigned [mem 0x10049000-0x10049fff] <6>[ 1.271139] pci 0000:00:02.0: BAR 0: assigned [io 0x1000-0x103f] <6>[ 1.271164] pci 0000:00:01.0: BAR 0: assigned [io 0x1040-0x105f] <6>[ 1.285068] virtio-pci 0000:00:01.0: enabling device (0100 -> 0103) <6>[ 1.286944] virtio-pci 0000:00:02.0: enabling device (0100 -> 0103) <6>[ 1.338666] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled <6>[ 1.343004] SuperH (H)SCI(F) driver initialized <6>[ 1.343990] msm_serial: driver initialized <6>[ 1.344175] STMicroelectronics ASC driver initialized <6>[ 1.345350] STM32 USART driver initialized <6>[ 1.370525] brd: module loaded <6>[ 1.382751] loop: module loaded <5>[ 1.389057] virtio_blk virtio1: [vda] 1048576 512-byte logical blocks (537 MB/512 MiB) <6>[ 1.389128] vda: detected capacity change from 0 to 536870912 <5>[ 1.403969] physmap-flash 0.flash: physmap platform flash device: [mem 0x00000000-0x03ffffff] <6>[ 1.404963] 0.flash: Found 2 x16 devices at 0x0 in 32-bit bank. Manufacturer ID 0x000000 Chip ID 0x000000 <6>[ 1.405289] Intel/Sharp Extended Query Table at 0x0031 <6>[ 1.405744] Using buffer write method <7>[ 1.406017] erase region 0: offset=0x0,size=0x40000,blocks=256 <5>[ 1.407523] physmap-flash 0.flash: physmap platform flash device: [mem 0x04000000-0x07ffffff] <6>[ 1.407816] 0.flash: Found 2 x16 devices at 0x0 in 32-bit bank. Manufacturer ID 0x000000 Chip ID 0x000000 <6>[ 1.407847] Intel/Sharp Extended Query Table at 0x0031 <6>[ 1.408116] Using buffer write method <7>[ 1.408131] erase region 0: offset=0x0,size=0x40000,blocks=256 <5>[ 1.408184] Concatenating MTD devices: <5>[ 1.408200] (0): \"0.flash\" <5>[ 1.408208] (1): \"0.flash\" <5>[ 1.408216] into device \"0.flash\" <6>[ 1.493247] CAN device driver interface <6>[ 1.494133] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded <6>[ 1.495063] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 1.495071] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 1.495163] igb: Intel(R) Gigabit Ethernet Network Driver <6>[ 1.495171] igb: Copyright (c) 2007-2014 Intel Corporation. <6>[ 1.498838] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver <6>[ 1.498904] usbcore: registered new interface driver pegasus <6>[ 1.498956] usbcore: registered new interface driver asix <6>[ 1.498995] usbcore: registered new interface driver ax88179_178a <6>[ 1.499033] usbcore: registered new interface driver cdc_ether <6>[ 1.499087] usbcore: registered new interface driver smsc75xx <6>[ 1.499137] usbcore: registered new interface driver smsc95xx <6>[ 1.499177] usbcore: registered new interface driver net1080 <6>[ 1.499215] usbcore: registered new interface driver cdc_subset <6>[ 1.499251] usbcore: registered new interface driver zaurus <6>[ 1.499334] usbcore: registered new interface driver cdc_ncm <6>[ 1.501759] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver <6>[ 1.501801] ehci-pci: EHCI PCI platform driver <6>[ 1.501947] ehci-platform: EHCI generic platform driver <6>[ 1.502177] ehci-orion: EHCI orion driver <6>[ 1.502330] SPEAr-ehci: EHCI SPEAr driver <6>[ 1.502458] ehci-st: EHCI STMicroelectronics driver <6>[ 1.502587] ehci-exynos: EHCI Exynos driver <6>[ 1.502718] ehci-atmel: EHCI Atmel driver <6>[ 1.502844] tegra-ehci: Tegra EHCI driver <6>[ 1.503044] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver <6>[ 1.503121] ohci-pci: OHCI PCI platform driver <6>[ 1.503261] ohci-platform: OHCI generic platform driver <6>[ 1.503428] SPEAr-ohci: OHCI SPEAr driver <6>[ 1.503557] ohci-st: OHCI STMicroelectronics driver <6>[ 1.503687] ohci-atmel: OHCI Atmel driver <6>[ 1.504573] usbcore: registered new interface driver usb-storage <6>[ 1.509323] i2c /dev entries driver <6>[ 1.521212] sdhci: Secure Digital Host Controller Interface driver <6>[ 1.521232] sdhci: Copyright(c) Pierre Ossman <6>[ 1.522856] Synopsys Designware Multimedia Card Interface Driver <6>[ 1.523995] sdhci-pltfm: SDHCI platform and OF driver helper <6>[ 1.527397] ledtrig-cpu: registered to indicate activity on CPUs <6>[ 1.530867] pstore: Registered efi as persistent store backend <6>[ 1.531872] usbcore: registered new interface driver usbhid <6>[ 1.531892] usbhid: USB HID core driver <6>[ 1.536736] NET: Registered protocol family 10 <6>[ 1.542327] Segment Routing with IPv6 <6>[ 1.542703] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver <6>[ 1.544769] NET: Registered protocol family 17 <6>[ 1.544874] can: controller area network core <6>[ 1.545152] NET: Registered protocol family 29 <6>[ 1.545181] can: raw protocol <6>[ 1.545272] can: broadcast manager protocol <6>[ 1.545361] can: netlink gateway - max_hops=1 <5>[ 1.546286] Key type dns_resolver registered <6>[ 1.546505] ThumbEE CPU extension supported. <5>[ 1.546558] Registering SWP/SWPB emulation handler <6>[ 1.547560] printk: console [ttyAMA0]: printing thread started <5>[ 1.547673] Loading compiled-in X.509 certificates <6>[ 1.569443] pstore: Using crash dump compression: deflate <6>[ 1.576801] input: gpio-keys as /devices/platform/gpio-keys/input/input0 <6>[ 1.581381] uart-pl011 9000000.pl011: no DMA platform data <6>[ 1.643079] Freeing unused kernel memory: 2048K <6>[ 1.658250] Run /init as init process <7>[ 1.658269] with arguments: <7>[ 1.658281] /init <7>[ 1.658286] verbose <7>[ 1.658295] with environment: <7>[ 1.658305] HOME=/ <7>[ 1.658310] TERM=linux Starting syslogd: OK Starting klogd: OK Running sysctl: OK Populating /dev using udev: <30>[ 2.553169] udevd[76]: starting version 3.2.9 <27>[ 2.601654] udevd[76]: specified user 'tss' unknown <27>[ 2.603233] udevd[76]: specified group 'tss' unknown <30>[ 2.624183] udevd[77]: starting eudev-3.2.9 done Saving random seed: OK Starting network: OK Starting dropbear sshd: OK /bin/sh: can't access tty; job control turned off / # / # # # / # mkdir /lava-281702 mkdir /lava-281702 / # mount /dev/disk/by-uuid/5ac67fab-e02c-47a2-ad96-d46fba2507f1 -t ext2 /lava-281702 mount /dev/disk/by-uuid/5ac67fab-e02c-47a2-ad96-d46fba2507f1 -t ext2 /lava-2 81702 <6>[ 9.388894] EXT4-fs (vda): mounting ext2 file system using the ext4 subsystem / # ls -la /lava-281702/bin/lava-test-runner <6>[ 9.413846] EXT4-fs (vda): mounted filesystem without journal. Opts: (null) ls -la /lava-281702/bin/lava-test-runner -rwxr-xr-x 1 root root 1039 Dec 11 2022 [1;32m/lava-281702/bin/lava-test-runner[m / # export SHELL=/bin/sh export SHELL=/bin/sh / # . /lava-281702/environment . /lava-281702/environment / # /lava-281702/bin/lava-test-runner /lava-281702/0 /lava-281702/bin/lava-test-runner /lava-281702/0 + export 'TESTRUN_ID=0_dmesg' + cd /lava-281702/0/tests/0_dmesg + cat uuid + UUID=281702_1.1.3.1 + set +x + KERNELCI_LAVA=y /bin/sh /opt/kernelci/dmesg.sh <8>[ 10.283103] <8>[ 10.506417] <8>[ 10.672817] + set +x # / # <8>[ 10.843768] <8>[ 10.847164] #mkdir /lava-281702 / # mkdir /lava-281702mount /dev/disk/by-uuid/5ac67fab-e02c-47a2-ad96-d46fba2507f1 -t ext2 /lava-281702 mkdir: can't create directory '/lava-281702': File exists / # mount /dev/disk/by-uuid/5ac67fab-e02c-47a2-ad96-d46fba2507f1 -t ext2 /lava-2 81702ls -la /lava-281702/bin/lava-test-runner ls -la /lava-281702/bin/lava-test-runnermount: mounting /dev/disk/by-uuid/5ac67fab-e02c-47a2-ad96-d46fba2507f1 on /lava-281702 failed: Device or resource busy / # lsexport SHELL=/bin/sh -la /lava-281702/bin/lava-test-runner -rwxr-xr-x 1 root root 1039 Dec 11 2022 [1;32m/lava-281702/bin/lava-test-runner[m / # export SHELL=/bin/sh. /lava-281702/environment / # . /lava-281702/environment/lava-281702/bin/lava-test-runner /lava-281702/1 / # /lava-281702/bin/lava-test-runner /lava-281702/1 + export 'TESTRUN_ID=1_bootrr' + cd /lava-281702/1/tests/1_bootrr + cat uuid + UUID=281702_1.1.3.5 + set +x + export 'PATH=/opt/bootrr/helpers:/lava-281702/1/../bin:/sbin:/usr/sbin:/bin:/usr/bin' + cd /opt/bootrr + sh helpers/bootrr-auto <8>[ 11.898222] /lava-281702/1/../bin/lava-test-case <8>[ 13.085653] /lava-281702/1/../bin/lava-test-case <8>[ 13.231464] /lava-281702/1/../bin/lava-test-case <8>[ 13.308941] + set +x poweroff poweroff