qemu-system-riscv64: warning: hub port hub0port0 has no peer qemu-system-riscv64: warning: hub 0 with no nics qemu-system-riscv64: warning: netdev hub0port0 has no peer qemu-system-riscv64: warning: requested NIC (#net015, model virtio) was not created (not supported by this machine?) OpenSBI v1.4 ____ _____ ____ _____ / __ \ / ____| _ \_ _| | | | |_ __ ___ _ __ | (___ | |_) || | | | | | '_ \ / _ \ '_ \ \___ \| _ < | | | |__| | |_) | __/ | | |____) | |_) || |_ \____/| .__/ \___|_| |_|_____/|____/_____| | | |_| Platform Name : riscv-virtio,qemu Platform Features : medeleg Platform HART Count : 8 Platform IPI Device : aclint-mswi Platform Timer Device : aclint-mtimer @ 10000000Hz Platform Console Device : uart8250 Platform HSM Device : --- Platform PMU Device : --- Platform Reboot Device : syscon-reboot Platform Shutdown Device : syscon-poweroff Platform Suspend Device : --- Platform CPPC Device : --- Firmware Base : 0x80000000 Firmware Size : 395 KB Firmware RW Offset : 0x40000 Firmware RW Size : 139 KB Firmware Heap Offset : 0x56000 Firmware Heap Size : 51 KB (total), 3 KB (reserved), 9 KB (used), 38 KB (free) Firmware Scratch Size : 4096 B (total), 328 B (used), 3768 B (free) Runtime SBI Version : 2.0 Domain0 Name : root Domain0 Boot HART : 4 Domain0 HARTs : 0*,1*,2*,3*,4*,5*,6*,7* Domain0 Region00 : 0x0000000000100000-0x0000000000100fff M: (I,R,W) S/U: (R,W) Domain0 Region01 : 0x0000000010000000-0x0000000010000fff M: (I,R,W) S/U: (R,W) Domain0 Region02 : 0x0000000002000000-0x000000000200ffff M: (I,R,W) S/U: () Domain0 Region03 : 0x0000000080000000-0x000000008003ffff M: (R,X) S/U: () Domain0 Region04 : 0x0000000080040000-0x000000008007ffff M: (R,W) S/U: () Domain0 Region05 : 0x000000000c400000-0x000000000c5fffff M: (I,R,W) S/U: (R,W) Domain0 Region06 : 0x000000000c000000-0x000000000c3fffff M: (I,R,W) S/U: (R,W) Domain0 Region07 : 0x0000000000000000-0xffffffffffffffff M: () S/U: (R,W,X) Domain0 Next Address : 0x0000000080200000 Domain0 Next Arg1 : 0x00000000bfe00000 Domain0 Next Mode : S-mode Domain0 SysReset : yes Domain0 SysSuspend : yes Boot HART ID : 4 Boot HART Domain : root Boot HART Priv Version : v1.12 Boot HART Base ISA : rv64imafdch Boot HART ISA Extensions : sstc,zicntr,zihpm,zicboz,zicbom Boot HART PMP Count : 16 Boot HART PMP Granularity : 2 bits Boot HART PMP Address Bits: 54 Boot HART MHPM Info : 16 (0x0007fff8) Boot HART MIDELEG : 0x0000000000001666 Boot HART MEDELEG : 0x0000000000f0b509 [ 0.000000] Linux version 6.12.0-rc2 (KernelCI@build-j365791-riscv-gcc-12-defconfig-zmv29) (riscv64-linux-gnu-gcc (Debian 12.2.0-13) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40) #1 SMP Wed Nov 6 22:36:07 UTC 2024 [ 0.000000] random: crng init done [ 0.000000] Machine model: riscv-virtio,qemu [ 0.000000] SBI specification v2.0 detected [ 0.000000] SBI implementation ID=0x1 Version=0x10004 [ 0.000000] SBI TIME extension detected [ 0.000000] SBI IPI extension detected [ 0.000000] SBI RFENCE extension detected [ 0.000000] SBI SRST extension detected [ 0.000000] SBI DBCN extension detected [ 0.000000] efi: UEFI not found. [ 0.000000] OF: reserved mem: 0x0000000080000000..0x000000008003ffff (256 KiB) nomap non-reusable mmode_resv0@80000000 [ 0.000000] OF: reserved mem: 0x0000000080040000..0x000000008007ffff (256 KiB) nomap non-reusable mmode_resv1@80040000 [ 0.000000] earlycon: ns16550a0 at MMIO 0x0000000010000000 (options '') [ 0.000000] printk: legacy bootconsole [ns16550a0] enabled [ 0.000000] Zone ranges: [ 0.000000] DMA32 [mem 0x0000000080000000-0x00000000bfffffff] [ 0.000000] Normal empty [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000080000000-0x000000008007ffff] [ 0.000000] node 0: [mem 0x0000000080080000-0x00000000bfffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000080000000-0x00000000bfffffff] [ 0.000000] SBI HSM extension detected [ 0.000000] riscv: base ISA extensions acdfhim [ 0.000000] riscv: ELF capabilities acdfim [ 0.000000] percpu: Embedded 22 pages/cpu s49576 r8192 d32344 u90112 [ 0.000000] pcpu-alloc: s49576 r8192 d32344 u90112 alloc=22*4096 [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 [0] 4 [0] 5 [0] 6 [0] 7 [ 0.000000] Kernel command line: console=ttyS0,115200 root=/dev/ram0 debug verbose console_msg_format=syslog earlycon deferred_probe_timeout=60 <5>[ 0.000000] Unknown kernel command line parameters "verbose", will be passed to user space. <6>[ 0.000000] Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes, linear) <6>[ 0.000000] Inode-cache hash table entries: 65536 (order: 7, 524288 bytes, linear) <6>[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 262144 <6>[ 0.000000] mem auto-init: stack:all(zero), heap alloc:off, heap free:off <6>[ 0.000000] software IO TLB: SWIOTLB bounce buffer size adjusted to 1MB <6>[ 0.000000] software IO TLB: area num 8. <6>[ 0.000000] software IO TLB: SWIOTLB bounce buffer size roundup to 2MB <6>[ 0.000000] software IO TLB: mapped [mem 0x00000000bdb80000-0x00000000bdd80000] (2MB) <5>[ 0.000000] Virtual kernel memory layout: <5>[ 0.000000] fixmap : 0xff1bfffffea00000 - 0xff1bffffff000000 (6144 kB) <5>[ 0.000000] pci io : 0xff1bffffff000000 - 0xff1c000000000000 ( 16 MB) <5>[ 0.000000] vmemmap : 0xff1c000000000000 - 0xff20000000000000 (1024 TB) <5>[ 0.000000] vmalloc : 0xff20000000000000 - 0xff60000000000000 (16384 TB) <5>[ 0.000000] modules : 0xffffffff01594000 - 0xffffffff80000000 (2026 MB) <5>[ 0.000000] lowmem : 0xff60000000000000 - 0xff60000040000000 (1024 MB) <5>[ 0.000000] kernel : 0xffffffff80000000 - 0xffffffffffffffff (2047 MB) <6>[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=8, Nodes=1 <6>[ 0.000000] rcu: Hierarchical RCU implementation. <6>[ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=8. <6>[ 0.000000] rcu: RCU debug extended QS entry/exit. <6>[ 0.000000] Tracing variant of Tasks RCU enabled. <6>[ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies. <6>[ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=8 <6>[ 0.000000] RCU Tasks Trace: Setting shift to 3 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=8. <6>[ 0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0 <6>[ 0.000000] riscv-intc: 64 local interrupts mapped <6>[ 0.000000] riscv: providing IPIs using SBI IPI extension <6>[ 0.000000] rcu: srcu_init: Setting srcu_struct sizes based on contention. <6>[ 0.000000] clocksource: riscv_clocksource: mask: 0xffffffffffffffff max_cycles: 0x24e6a1710, max_idle_ns: 440795202120 ns <6>[ 0.000149] sched_clock: 64 bits at 10MHz, resolution 100ns, wraps every 4398046511100ns <6>[ 0.001382] riscv-timer: Timer interrupt in S-mode is available via sstc extension <6>[ 0.014048] Console: colour dummy device 80x25 <6>[ 0.018023] Calibrating delay loop (skipped), value calculated using timer frequency.. 20.00 BogoMIPS (lpj=40000) <6>[ 0.020910] pid_max: default: 32768 minimum: 301 <6>[ 0.024535] LSM: initializing lsm=capability <6>[ 0.030315] Mount-cache hash table entries: 2048 (order: 2, 16384 bytes, linear) <6>[ 0.031713] Mountpoint-cache hash table entries: 2048 (order: 2, 16384 bytes, linear) <6>[ 0.076487] riscv: ELF compat mode supported <6>[ 0.076787] ASID allocator using 16 bits (65536 entries) <6>[ 0.081439] rcu: Hierarchical SRCU implementation. <6>[ 0.082453] rcu: Max phase no-delay instances is 1000. <6>[ 0.086031] Timer migration: 1 hierarchy levels; 8 children per group; 1 crossnode level <6>[ 0.090700] EFI services will not be available. <6>[ 0.094958] smp: Bringing up secondary CPUs ... <6>[ 0.153259] smp: Brought up 1 node, 8 CPUs <6>[ 0.166435] Memory: 976328K/1048576K available (9836K kernel code, 4981K rwdata, 4096K rodata, 2282K init, 495K bss, 67896K reserved, 0K cma-reserved) <6>[ 0.179315] devtmpfs: initialized <6>[ 0.194876] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns <6>[ 0.196023] futex hash table entries: 2048 (order: 5, 131072 bytes, linear) <6>[ 0.200067] pinctrl core: initialized pinctrl subsystem <6>[ 0.206641] DMI not present or invalid. <6>[ 0.210326] NET: Registered PF_NETLINK/PF_ROUTE protocol family <6>[ 0.215870] DMA: preallocated 128 KiB GFP_KERNEL pool for atomic allocations <6>[ 0.216926] DMA: preallocated 128 KiB GFP_KERNEL|GFP_DMA32 pool for atomic allocations <6>[ 0.218581] audit: initializing netlink subsys (disabled) <5>[ 0.222231] audit: type=2000 audit(0.200:1): state=initialized audit_enabled=0 res=1 <6>[ 0.227100] thermal_sys: Registered thermal governor 'step_wise' <6>[ 0.227919] cpuidle: using governor menu <6>[ 0.254387] cpu1: Ratio of byte access time to unaligned word access is 9.41, unaligned accesses are fast <6>[ 0.254392] cpu2: Ratio of byte access time to unaligned word access is 3.53, unaligned accesses are fast <6>[ 0.254407] cpu3: Ratio of byte access time to unaligned word access is 8.71, unaligned accesses are fast <6>[ 0.254426] cpu7: Ratio of byte access time to unaligned word access is 14.31, unaligned accesses are fast <6>[ 0.254434] cpu4: Ratio of byte access time to unaligned word access is 5.30, unaligned accesses are fast <6>[ 0.254401] cpu5: Ratio of byte access time to unaligned word access is 10.95, unaligned accesses are fast <6>[ 0.254412] cpu6: Ratio of byte access time to unaligned word access is 12.40, unaligned accesses are fast <6>[ 0.282773] cpu0: Ratio of byte access time to unaligned word access is 7.27, unaligned accesses are fast <6>[ 0.313056] HugeTLB: registered 2.00 MiB page size, pre-allocated 0 pages <6>[ 0.313753] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB page <6>[ 0.321583] ACPI: Interpreter disabled. <6>[ 0.322744] iommu: Default domain type: Translated <6>[ 0.323253] iommu: DMA domain TLB invalidation policy: strict mode <5>[ 0.329593] SCSI subsystem initialized <7>[ 0.331643] libata version 3.00 loaded. <6>[ 0.334046] usbcore: registered new interface driver usbfs <6>[ 0.335190] usbcore: registered new interface driver hub <6>[ 0.336148] usbcore: registered new device driver usb <6>[ 0.340527] Advanced Linux Sound Architecture Driver Initialized. <6>[ 0.358868] vgaarb: loaded <6>[ 0.363207] clocksource: Switched to clocksource riscv_clocksource <6>[ 0.369595] pnp: PnP ACPI: disabled <6>[ 0.412020] NET: Registered PF_INET protocol family <6>[ 0.414373] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear) <6>[ 0.424321] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 16384 bytes, linear) <6>[ 0.425328] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) <6>[ 0.426156] TCP established hash table entries: 8192 (order: 4, 65536 bytes, linear) <6>[ 0.427254] TCP bind hash table entries: 8192 (order: 7, 524288 bytes, linear) <6>[ 0.429650] TCP: Hash tables configured (established 8192 bind 8192) <6>[ 0.432034] UDP hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 0.433162] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear) <6>[ 0.436445] NET: Registered PF_UNIX/PF_LOCAL protocol family <6>[ 0.442231] RPC: Registered named UNIX socket transport module. <6>[ 0.443118] RPC: Registered udp transport module. <6>[ 0.443680] RPC: Registered tcp transport module. <6>[ 0.444144] RPC: Registered tcp-with-tls transport module. <6>[ 0.444642] RPC: Registered tcp NFSv4.1 backchannel transport module. <6>[ 0.445495] PCI: CLS 0 bytes, default 64 <6>[ 0.453182] workingset: timestamp_bits=46 max_order=18 bucket_order=0 <6>[ 0.458745] Unpacking initramfs... <5>[ 0.461531] NFS: Registering the id_resolver key type <5>[ 0.463792] Key type id_resolver registered <5>[ 0.464276] Key type id_legacy registered <6>[ 0.465328] nfs4filelayout_init: NFSv4 File Layout Driver Registering... <6>[ 0.466135] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering... <6>[ 0.468398] 9p: Installing v9fs 9p2000 file system support <6>[ 0.472548] NET: Registered PF_ALG protocol family <6>[ 0.473739] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 245) <6>[ 0.475653] io scheduler mq-deadline registered <6>[ 0.476271] io scheduler kyber registered <6>[ 0.477162] io scheduler bfq registered <6>[ 0.487424] riscv-plic: plic@c000000: mapped 95 interrupts with 8 handlers for 16 contexts. <6>[ 0.494963] pci-host-generic 30000000.pci: host bridge /soc/pci@30000000 ranges: <6>[ 0.497070] pci-host-generic 30000000.pci: IO 0x0003000000..0x000300ffff -> 0x0000000000 <6>[ 0.498843] pci-host-generic 30000000.pci: MEM 0x0040000000..0x007fffffff -> 0x0040000000 <6>[ 0.499646] pci-host-generic 30000000.pci: MEM 0x0400000000..0x07ffffffff -> 0x0400000000 <4>[ 0.501516] pci-host-generic 30000000.pci: Memory resource size exceeds max for 32 bits <6>[ 0.503149] pci-host-generic 30000000.pci: ECAM at [mem 0x30000000-0x3fffffff] for [bus 00-ff] <6>[ 0.506665] pci-host-generic 30000000.pci: PCI host bridge to bus 0000:00 <6>[ 0.507923] pci_bus 0000:00: root bus resource [bus 00-ff] <6>[ 0.508586] pci_bus 0000:00: root bus resource [io 0x0000-0xffff] <6>[ 0.509173] pci_bus 0000:00: root bus resource [mem 0x40000000-0x7fffffff] <6>[ 0.509767] pci_bus 0000:00: root bus resource [mem 0x400000000-0x7ffffffff] <6>[ 0.513119] pci 0000:00:00.0: [1b36:0008] type 00 class 0x060000 conventional PCI endpoint <6>[ 0.520543] pci 0000:00:01.0: [1af4:1000] type 00 class 0x020000 conventional PCI endpoint <6>[ 0.521772] pci 0000:00:01.0: BAR 0 [io 0x0000-0x001f] <6>[ 0.522387] pci 0000:00:01.0: BAR 1 [mem 0x00000000-0x00000fff] <6>[ 0.523301] pci 0000:00:01.0: BAR 4 [mem 0x00000000-0x00003fff 64bit pref] <6>[ 0.524079] pci 0000:00:01.0: ROM [mem 0x00000000-0x0003ffff pref] <6>[ 0.525458] pci 0000:00:02.0: [1af4:1001] type 00 class 0x010000 conventional PCI endpoint <6>[ 0.526282] pci 0000:00:02.0: BAR 0 [io 0x0000-0x007f] <6>[ 0.527080] pci 0000:00:02.0: BAR 1 [mem 0x00000000-0x00000fff] <6>[ 0.527781] pci 0000:00:02.0: BAR 4 [mem 0x00000000-0x00003fff 64bit pref] <6>[ 0.531678] pci 0000:00:01.0: ROM [mem 0x40000000-0x4003ffff pref]: assigned <6>[ 0.532657] pci 0000:00:01.0: BAR 4 [mem 0x400000000-0x400003fff 64bit pref]: assigned <6>[ 0.533609] pci 0000:00:02.0: BAR 4 [mem 0x400004000-0x400007fff 64bit pref]: assigned <6>[ 0.534356] pci 0000:00:01.0: BAR 1 [mem 0x40040000-0x40040fff]: assigned <6>[ 0.535276] pci 0000:00:02.0: BAR 1 [mem 0x40041000-0x40041fff]: assigned <6>[ 0.535945] pci 0000:00:02.0: BAR 0 [io 0x0080-0x00ff]: assigned <6>[ 0.536526] pci 0000:00:01.0: BAR 0 [io 0x0020-0x003f]: assigned <6>[ 0.537560] pci_bus 0000:00: resource 4 [io 0x0000-0xffff] <6>[ 0.538161] pci_bus 0000:00: resource 5 [mem 0x40000000-0x7fffffff] <6>[ 0.538986] pci_bus 0000:00: resource 6 [mem 0x400000000-0x7ffffffff] <6>[ 0.545158] SBI CPPC extension NOT detected!! <6>[ 0.557571] virtio-pci 0000:00:01.0: enabling device (0000 -> 0003) <6>[ 0.562647] virtio-pci 0000:00:02.0: enabling device (0000 -> 0003) <6>[ 0.773395] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled <6>[ 0.791818] printk: legacy console [ttyS0] disabled <6>[ 0.797795] 10000000.serial: ttyS0 at MMIO 0x10000000 (irq = 14, base_baud = 230400) is a 16550A <6>[ 0.801748] printk: legacy console [ttyS0] enabled <6>[ 0.801748] printk: legacy console [ttyS0] enabled <6>[ 0.803484] printk: legacy bootconsole [ns16550a0] disabled <6>[ 0.803484] printk: legacy bootconsole [ns16550a0] disabled <6>[ 0.845656] loop: module loaded <6>[ 0.847577] virtio_blk virtio1: 8/0/0 default/read/poll queues <5>[ 0.855548] virtio_blk virtio1: [vda] 1048576 512-byte logical blocks (537 MB/512 MiB) <6>[ 0.889293] e1000e: Intel(R) PRO/1000 Network Driver <6>[ 0.889819] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. <6>[ 0.895074] usbcore: registered new interface driver uas <6>[ 0.895981] usbcore: registered new interface driver usb-storage <6>[ 0.898327] mousedev: PS/2 mouse device common for all mice <6>[ 0.900081] Freeing initrd memory: 7660K <6>[ 0.903552] goldfish_rtc 101000.rtc: registered as rtc0 <6>[ 0.904949] goldfish_rtc 101000.rtc: setting system clock to 2024-11-06T22:43:10 UTC (1730932990) <6>[ 0.913900] sdhci: Secure Digital Host Controller Interface driver <6>[ 0.914692] sdhci: Copyright(c) Pierre Ossman <6>[ 0.915307] Synopsys Designware Multimedia Card Interface Driver <6>[ 0.916661] sdhci-pltfm: SDHCI platform and OF driver helper <6>[ 0.918794] usbcore: registered new interface driver usbhid <6>[ 0.919360] usbhid: USB HID core driver <6>[ 0.920720] riscv-pmu-sbi: SBI PMU extension is available <6>[ 0.922008] riscv-pmu-sbi: 16 firmware and 18 hardware counters <6>[ 0.922928] riscv-pmu-sbi: Perf sampling/filtering is not supported as sscof extension is not available <6>[ 0.933773] NET: Registered PF_INET6 protocol family <6>[ 0.945126] Segment Routing with IPv6 <6>[ 0.945787] In-situ OAM (IOAM) with IPv6 <6>[ 0.947156] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver <6>[ 0.952076] NET: Registered PF_PACKET protocol family <6>[ 0.954874] 9pnet: Installing 9P2000 support <5>[ 0.955805] Key type dns_resolver registered <7>[ 0.956868] start plist test <7>[ 0.960982] end plist test <6>[ 1.000979] debug_vm_pgtable: [debug_vm_pgtable ]: Validating architecture page table helpers <6>[ 1.013668] clk: Disabling unused clocks <6>[ 1.014338] PM: genpd: Disabling unused power domains <6>[ 1.015356] ALSA device list: <6>[ 1.015785] No soundcards found. <6>[ 1.166078] Freeing unused kernel image (initmem) memory: 2280K <6>[ 1.168065] Run /init as init process <7>[ 1.168445] with arguments: <7>[ 1.168744] /init <7>[ 1.168972] verbose <7>[ 1.169194] with environment: <7>[ 1.169469] HOME=/ <7>[ 1.169699] TERM=linux Starting syslogd: OK Starting klogd: OK Running sysctl: OK Populating /dev using udev: <30>[ 1.695117] udevd[127]: starting version 3.2.9 <27>[ 1.727597] udevd[127]: specified user 'tss' unknown <27>[ 1.728695] udevd[127]: specified group 'tss' unknown <30>[ 1.742893] udevd[128]: 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-949721 mkdir /lava-949721 / # mount /dev/disk/by-uuid/eddc544b-8b1b-4104-a0d4-adcb7b92046d -t ext2 /lava-949721 mount /dev/disk/by-uuid/eddc544b-8b1b-4104-a0d4-adcb7b92046d -t ext2 /lava-9 49721 <6>[ 3.535566] EXT4-fs (vda): mounting ext2 file system using the ext4 subsystem <6>[ 3.656934] EXT4-fs (vda): mounted filesystem eddc544b-8b1b-4104-a0d4-adcb7b92046d r/w without journal. Quota mode: disabled. / # ls -la /lava-949721/bin/lava-test-runner ls -la /lava-949721/bin/lava-test-runner -rwxr-xr-x 1 root root 1039 Nov 6 22:42 [1;32m/lava-949721/bin/lava-test-runner[m / # export SHELL=/bin/sh export SHELL=/bin/sh / # . /lava-949721/environment . /lava-949721/environment / # /lava-949721/bin/lava-test-runner /lava-949721/0 /lava-949721/bin/lava-test-runner /lava-949721/0 + export 'TESTRUN_ID=0_dmesg' + cd /lava-949721/0/tests/0_dmesg + cat uuid + UUID=949721_1.1.3.1 + set +x <8>[ 4.411080] + KERNELCI_LAVA=y /bin/sh /opt/kernelci/dmesg.sh <8>[ 4.535613] <8>[ 4.632416] <8>[ 4.731934] + set +x <8>[ 4.738160] / # poweroff poweroff