inux version 6.12.22-yocto-standard (oe-user@oe-host) (arm-oe-linux-gnueabi-gcc (GCC) 14.2.0, GNU ld (GNU Binutils) 2.44) #1 SMP PREEMPT Wed Apr 9 16:35:32 UTC 2025 [ 0.000000] CPU: ARMv7 Processor [414fc0f0] revision 0 (ARMv7), cr=30c5387d [ 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] Memory policy: Data cache writealloc [ 0.000000] Zone ranges: [ 0.000000] Normal [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] HighMem empty [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000040000000-0x000000004fffffff] [ 0.000000] OF: reserved mem: Reserved memory: No reserved-memory node in the DT [ 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 18 pages/cpu s41996 r8192 d23540 u73728 [ 0.000000] Kernel command line: root=/dev/vda rw mem=256M ip=192.168.7.2::192.168.7.1:255.255.255.0::eth0:off:8.8.8.8 net.ifnames=0 console=ttyAMA0 console=hvc0 swiotlb=0 printk.time=1 [ 0.000000] Dentry cache hash table entries: 32768 (order: 5, 131072 bytes, linear) [ 0.000000] Inode-cache hash table entries: 16384 (order: 4, 65536 bytes, linear) [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 65536 [ 0.000000] mem auto-init: stack:all(zero), heap alloc:off, heap free:off [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1 [ 0.000000] ftrace: allocating 42021 entries in 124 pages [ 0.000000] ftrace: allocated 124 pages with 5 groups [ 0.000000] rcu: Preemptible hierarchical RCU implementation. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=4. [ 0.000000] Trampoline variant of Tasks RCU enabled. [ 0.000000] Rude variant of Tasks RCU enabled. [ 0.000000] Tracing variant of Tasks RCU enabled. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] RCU Tasks: Setting shift to 2 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=4. [ 0.000000] RCU Tasks Rude: Setting shift to 2 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=4. [ 0.000000] RCU Tasks Trace: Setting shift to 2 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=4. [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [ 0.000000] GICv2m: range[mem 0x08020000-0x08020fff], SPI[80:143] [ 0.000000] rcu: srcu_init: Setting srcu_struct sizes based on contention. [ 0.000000] arch_timer: cp15 timer(s) running at 62.50MHz (virt). [ 0.000000] clocksource: arch_sys_counter: mask: 0x1ffffffffffffff max_cycles: 0x1cd42e208c, max_idle_ns: 881590405314 ns [ 0.000129] sched_clock: 57 bits at 63MHz, resolution 16ns, wraps every 4398046511096ns [ 0.000248] Switching to timer-based delay loop, resolution 16ns [ 0.016900] kfence: initialized - using 2097152 bytes for 255 objects at 0x(ptrval)-0x(ptrval) [ 0.022120] Console: colour dummy device 80x30 [ 0.023356] Calibrating delay loop (skipped), value calculated using timer frequency.. 125.00 BogoMIPS (lpj=625000) [ 0.023480] CPU: Testing write buffer coherency: ok [ 0.024520] CPU0: Spectre v2: firmware did not set auxiliary control register IBE bit, system vulnerable [ 0.024653] CPU0: Spectre BHB: enabling loop workaround for all CPUs [ 0.024719] pid_max: default: 32768 minimum: 301 [ 0.025815] LSM: initializing lsm=capability,landlock [ 0.026242] landlock: Up and running. [ 0.027483] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) [ 0.027515] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes, linear) [ 0.047862] /cpus/cpu@0 missing clock-frequency property [ 0.048102] /cpus/cpu@1 missing clock-frequency property [ 0.048134] /cpus/cpu@2 missing clock-frequency property [ 0.048163] /cpus/cpu@3 missing clock-frequency property [ 0.048280] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.117521] Setting up static identity map for 0x40200000 - 0x40200060 [ 0.119150] rcu: Hierarchical SRCU implementation. [ 0.119201] rcu: Max phase no-delay instances is 1000. [ 0.127040] smp: Bringing up secondary CPUs ... [ 0.144676] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.144754] CPU1: Spectre v2: firmware did not set auxiliary control register IBE bit, system vulnerable [ 0.174975] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002 [ 0.175091] CPU2: Spectre v2: firmware did not set auxiliary control register IBE bit, system vulnerable [ 0.196092] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003 [ 0.196199] CPU3: Spectre v2: firmware did not set auxiliary control register IBE bit, system vulnerable [ 0.197458] smp: Brought up 1 node, 4 CPUs [ 0.197656] SMP: Total of 4 processors activated (500.00 BogoMIPS). [ 0.197788] CPU: All CPU(s) started in SVC mode. [ 0.222951] Memory: 232740K/262144K available (12288K kernel code, 1484K rwdata, 2880K rodata, 2048K init, 345K bss, 26352K reserved, 0K cma-reserved, 0K highmem) [ 0.232495] devtmpfs: initialized [ 0.261551] VFP support v0.3: implementor 41 architecture 4 part 30 variant f rev 0 [ 0.300725] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.303025] futex hash table entries: 1024 (order: 4, 65536 bytes, linear) [ 0.348438] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 0.361098] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.376433] cpuidle: using governor ladder [ 0.380590] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers. [ 0.380762] hw-breakpoint: maximum watchpoint size is 8 bytes. [ 0.384292] Serial: AMBA PL011 UART driver [ 0.440454] 9000000.pl011: ttyAMA0 at MMIO 0x9000000 (irq = 28, base_baud = 0) is a PL011 rev1 [ 0.441876] printk: legacy console [ttyAMA0] enabled [ 0.477233] 9040000.pl011: ttyAMA1 at MMIO 0x9040000 (irq = 29, base_baud = 0) is a PL011 rev1 [ 0.484835] kprobes: kprobe jump-optimization is enabled. All kprobes are optimized if possible. [ 0.499009] cryptd: max_cpu_qlen set to 1000 [ 0.671787] raid6: neonx8 gen() 290 MB/s [ 0.844111] raid6: neonx4 gen() 1238 MB/s [ 1.017115] raid6: neonx2 gen() 1811 MB/s [ 1.189806] raid6: neonx1 gen() 1195 MB/s [ 1.362376] raid6: int32x8 gen() 132 MB/s [ 1.534999] raid6: int32x4 gen() 246 MB/s [ 1.706921] raid6: int32x2 gen() 782 MB/s [ 1.880534] raid6: int32x1 gen() 796 MB/s [ 1.880968] raid6: using algorithm neonx2 gen() 1811 MB/s [ 2.054173] raid6: .... xor() 968 MB/s, rmw enabled [ 2.054648] raid6: using neon recovery algorithm [ 2.059698] SCSI subsystem initialized [ 2.060483] usbcore: registered new interface driver usbfs [ 2.061007] usbcore: registered new interface driver hub [ 2.061384] usbcore: registered new device driver usb [ 2.061852] pps_core: LinuxPPS API ver. 1 registered [ 2.061991] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 2.062264] PTP clock support registered [ 2.075794] vgaarb: loaded [ 2.080910] clocksource: Switched to clocksource arch_sys_counter [ 2.142787] NET: Registered PF_INET protocol family [ 2.144155] IP idents hash table entries: 4096 (order: 3, 32768 bytes, linear) [ 2.150180] tcp_listen_portaddr_hash hash table entries: 512 (order: 0, 4096 bytes, linear) [ 2.150859] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) [ 2.151883] TCP established hash table entries: 2048 (order: 1, 8192 bytes, linear) [ 2.152500] TCP bind hash table entries: 2048 (order: 3, 32768 bytes, linear) [ 2.153048] TCP: Hash tables configured (established 2048 bind 2048) [ 2.153983] UDP hash table entries: 256 (order: 1, 8192 bytes, linear) [ 2.154312] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes, linear) [ 2.155849] NET: Registered PF_UNIX/PF_LOCAL protocol family [ 2.160147] RPC: Registered named UNIX socket transport module. [ 2.160340] RPC: Registered udp transport module. [ 2.160457] RPC: Registered tcp transport module. [ 2.160571] RPC: Registered tcp-with-tls transport module. [ 2.160699] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 2.160937] PCI: CLS 0 bytes, default 64 [ 2.170559] workingset: timestamp_bits=14 max_order=16 bucket_order=2 [ 2.175074] NFS: Registering the id_resolver key type [ 2.176089] Key type id_resolver registered [ 2.176224] Key type id_legacy registered [ 2.183988] Key type cifs.idmap registered [ 2.317347] xor: measuring software checksum speed [ 2.320128] arm4regs : 1429 MB/sec [ 2.322240] 8regs : 1831 MB/sec [ 2.324453] 32regs : 1692 MB/sec [ 2.326878] neon : 1526 MB/sec [ 2.327178] xor: using function: 8regs (1831 MB/sec) [ 2.327524] async_tx: api initialized (async) [ 2.328212] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) [ 2.328774] io scheduler mq-deadline registered [ 2.329121] io scheduler kyber registered [ 2.335718] pci-host-generic 3f000000.pcie: host bridge /pcie@10000000 ranges: [ 2.336743] pci-host-generic 3f000000.pcie: IO 0x003eff0000..0x003effffff -> 0x0000000000 [ 2.337704] pci-host-generic 3f000000.pcie: MEM 0x0010000000..0x003efeffff -> 0x0010000000 [ 2.338896] pci-host-generic 3f000000.pcie: ECAM at [mem 0x3f000000-0x3fffffff] for [bus 00-0f] [ 2.340954] pci-host-generic 3f000000.pcie: PCI host bridge to bus 0000:00 [ 2.341551] pci_bus 0000:00: root bus resource [bus 00-0f] [ 2.341744] pci_bus 0000:00: root bus resource [io 0x0000-0xffff] [ 2.341911] pci_bus 0000:00: root bus resource [mem 0x10000000-0x3efeffff] [ 2.343116] pci 0000:00:00.0: [1b36:0008] type 00 class 0x060000 conventional PCI endpoint [ 2.345984] pci 0000:00:01.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint [ 2.346431] pci 0000:00:01.0: BAR 0 [io 0x0000-0x001f] [ 2.346611] pci 0000:00:01.0: BAR 1 [mem 0x00000000-0x00000fff] [ 2.346799] pci 0000:00:01.0: BAR 4 [mem 0x00000000-0x00003fff 64bit pref] [ 2.347485] pci 0000:00:02.0: [1b36:000d] type 00 class 0x0c0330 PCIe Root Complex Integrated Endpoint [ 2.347740] pci 0000:00:02.0: BAR 0 [mem 0x00000000-0x00003fff 64bit] [ 2.348117] pci 0000:00:02.0: enabling Extended Tags [ 2.348666] pci 0000:00:03.0: [1af4:1050] type 00 class 0x038000 conventional PCI endpoint [ 2.348897] pci 0000:00:03.0: BAR 1 [mem 0x00000000-0x00000fff] [ 2.349064] pci 0000:00:03.0: BAR 4 [mem 0x00000000-0x00003fff 64bit pref] [ 2.350893] PCI: bus0: Fast back to back transfers disabled [ 2.352312] pci 0000:00:01.0: BAR 4 [mem 0x10000000-0x10003fff 64bit pref]: assigned [ 2.352712] pci 0000:00:02.0: BAR 0 [mem 0x10004000-0x10007fff 64bit]: assigned [ 2.352951] pci 0000:00:03.0: BAR 4 [mem 0x10008000-0x1000bfff 64bit pref]: assigned [ 2.353157] pci 0000:00:01.0: BAR 1 [mem 0x1000c000-0x1000cfff]: assigned [ 2.353324] pci 0000:00:03.0: BAR 1 [mem 0x1000d000-0x1000dfff]: assigned [ 2.353493] pci 0000:00:01.0: BAR 0 [io 0x1000-0x101f]: assigned [ 2.353836] pci_bus 0000:00: resource 4 [io 0x0000-0xffff] [ 2.353976] pci_bus 0000:00: resource 5 [mem 0x10000000-0x3efeffff] [ 2.354969] pci 0000:00:02.0: enabling device (0100 -> 0102) [ 2.361018] virtio-pci 0000:00:01.0: enabling device (0100 -> 0103) [ 2.363716] virtio-pci 0000:00:03.0: enabling device (0100 -> 0102) [ 2.429198] [drm] pci: virtio-gpu-pci detected at 0000:00:03.0 [ 2.431832] printk: legacy console [hvc0] enabled [ 2.431985] [drm] features: -virgl +edid -resource_blob -host_visible [ 2.490019] [drm] features: -context_init [ 2.494839] [drm] number of scanouts: 1 [ 2.495842] [drm] number of cap sets: 0 [ 2.524926] [drm] Initialized virtio_gpu 0.1.0 for 0000:00:03.0 on minor 0 [ 2.681187] Console: switching to colour frame buffer device 160x50 [ 2.725233] virtio-pci 0000:00:03.0: [drm] fb0: virtio_gpudrmfb frame buffer device [ 2.797789] brd: module loaded [ 2.800151] virtio_blk virtio1: 1/0/0 default/read/poll queues [ 2.811142] virtio_blk virtio1: [vda] 847718 512-byte logical blocks (434 MB/414 MiB) [ 2.849226] xhci_hcd 0000:00:02.0: xHCI Host Controller [ 2.851645] xhci_hcd 0000:00:02.0: new USB bus registered, assigned bus number 1 [ 2.858462] xhci_hcd 0000:00:02.0: hcc params 0x00087001 hci version 0x100 quirks 0x0000000000000010 [ 2.864898] xhci_hcd 0000:00:02.0: xHCI Host Controller [ 2.865954] xhci_hcd 0000:00:02.0: new USB bus registered, assigned bus number 2 [ 2.867451] xhci_hcd 0000:00:02.0: Host supports USB 3.0 SuperSpeed [ 2.880454] hub 1-0:1.0: USB hub found [ 2.882448] hub 1-0:1.0: 4 ports detected [ 2.889053] usb usb2: We don't know the algorithms for LPM for this host, disabling LPM. [ 2.893132] hub 2-0:1.0: USB hub found [ 2.894323] hub 2-0:1.0: 4 ports detected [ 2.904464] rtc-pl031 9010000.pl031: registered as rtc0 [ 2.906929] rtc-pl031 9010000.pl031: setting system clock to 2025-04-18T11:40:07 UTC (1744976407) [ 2.913536] device-mapper: ioctl: 4.48.0-ioctl (2023-03-01) initialised: dm-devel@lists.linux.dev [ 2.921151] usbcore: registered new interface driver usbhid [ 2.922226] usbhid: USB HID core driver [ 2.924173] u32 classifier [ 2.924732] input device check on [ 2.925450] Actions configured [ 2.927901] NET: Registered PF_INET6 protocol family [ 2.943483] Segment Routing with IPv6 [ 2.944728] In-situ OAM (IOAM) with IPv6 [ 2.946534] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 2.952550] NET: Registered PF_PACKET protocol family [ 2.954355] Bridge firewalling registered [ 2.956445] Key type dns_resolver registered [ 2.958150] NET: Registered PF_VSOCK protocol family [ 2.960891] Registering SWP/SWPB emulation handler [ 2.981143] registered taskstats version 1 [ 3.002636] Key type .fscrypt registered [ 3.003232] Key type fscrypt-provisioning registered [ 3.008907] Btrfs loaded, zoned=no, fsverity=no [ 3.042065] Key type encrypted registered [ 3.045532] printk: legacy console [netcon0] enabled [ 3.046436] netconsole: network logging started [ 3.111155] IP-Config: Complete: [ 3.112349] device=eth0, hwaddr=52:54:00:12:34:02, ipaddr=192.168.7.2, mask=255.255.255.0, gw=192.168.7.1 [ 3.115209] host=192.168.7.2, domain=, nis-domain=(none) [ 3.116736] bootserver=255.255.255.255, rootserver=255.255.255.255, rootpath= [ 3.116867] nameserver0=8.8.8.8 [ 3.125059] clk: Disabling unused clocks [ 3.134707] md: Waiting for all devices to be available before autodetect [ 3.136587] md: If you don't use raid, use raid=noautodetect [ 3.138022] md: Autodetecting RAID arrays. [ 3.139086] md: autorun ... [ 3.140163] md: ... autorun DONE. [ 3.190788] usb 1-1: new high-speed USB device number 2 using xhci_hcd [ 3.288378] EXT4-fs (vda): mounted filesystem 2273b096-cefb-447f-a6b5-9c895cecaac6 r/w with ordered data mode. Quota mode: disabled. [ 3.295561] VFS: Mounted root (ext4 filesystem) on device 253:0. [ 3.303101] devtmpfs: mounted [ 3.465307] input: QEMU QEMU USB Tablet as /devices/platform/3f000000.pcie/pci0000:00/0000:00:02.0/usb1/1-1/1-1:1.0/0003:0627:0001.0001/input/input0 [ 3.472870] hid-generic 0003:0627:0001.0001: input: USB HID v0.01 Mouse [QEMU QEMU USB Tablet] on usb-0000:00:02.0-1/input0 [ 3.577089] Freeing unused kernel image (initmem) memory: 2048K [ 3.780944] Run /sbin/init as init process [ 3.790078] usb 1-2: new high-speed USB device number 3 using xhci_hcd [ 3.982451] input: QEMU QEMU USB Keyboard as /devices/platform/3f000000.pcie/pci0000:00/0000:00:02.0/usb1/1-2/1-2:1.0/0003:0627:0001.0002/input/input1 [ 4.051766] hid-generic 0003:0627:0001.0002: input: USB HID v1.11 Keyboard [QEMU QEMU USB Keyboard] on usb-0000:00:02.0-2/input0 INIT: version 3.14 booting warning: FBIOPUT_VSCREENINFO failed, double buffering disabled Starting udev [ 6.345672] udevd[142]: starting version 3.2.14 [ 6.531544] udevd[143]: starting eudev-3.2.14 [ 9.122870] EXT4-fs (vda): re-mounted 2273b096-cefb-447f-a6b5-9c895cecaac6 r/w. Quota mode: disabled. ALSA: Restoring mixer settings... INIT: Entering runlevel: 5 Configuring network interfaces... ip: RTNETLINK answers: File exists Starting system message bus: dbus. Starting Connection Manager Starting Xserver Starting Dropbear SSH server: Generating 2048 bit rsa key, this may take a while... X.Org X Server 1.21.1.16 X Protocol Version 11, Revision 0 Current Operating System: Linux qemuarm 6.12.22-yocto-standard #1 SMP PREEMPT Wed Apr 9 16:35:32 UTC 2025 armv7l Kernel command line: root=/dev/vda rw mem=256M ip=192.168.7.2::192.168.7.1:255.255.255.0::eth0:off:8.8.8.8 net.ifnames=0 console=ttyAMA0 console=hvc0 swiotlb=0 printk.time=1 Current version of pixman: 0.44.2 Before reporting problems, check http://wiki.x.org to make sure that you have the latest version. Markers: (--) probed, (**) from config file, (==) default setting, (++) from command line, (!!) notice, (II) informational, (WW) warning, (EE) error, (NI) not implemented, (??) unknown. (==) Log file: "/var/log/Xorg.0.log", Time: Fri Apr 18 11:40:20 2025 (==) Using config directory: "/etc/X11/xorg.conf.d" (==) Using system config directory "/usr/share/X11/xorg.conf.d" The XKEYBOARD keymap compiler (xkbcomp) reports: > Warning: Could not resolve keysym XF86RefreshRateToggle > Warning: Could not resolve keysym XF86Accessibility > Warning: Could not resolve keysym XF86DoNotDisturb Errors from xkbcomp are not fatal to the X server D-BUS per-session daemon address is: unix:path=/tmp/dbus-tNt50CQXPC,guid=2078d6dd60a0f447dfaaa67e68023a26 Using calibration data stored in /etc/pointercal.xinput Using calibration data stored in /etc/pointercal.xinput matchbox: Cant find a keycode for keysym 269025056 matchbox: ignoring key shortcut XF86Calendar=!$contacts matchbox: Cant find a keycode for keysym 2809 matchbox: ignoring key shortcut telephone=!$dates matchbox: Cant find a keycode for keysym 269025050 matchbox: ignoring key shortcut XF86Start=!matchbox-remote -desktop [settings daemon] Forking. run with -n to prevent fork Public key portion is: ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCivPMLD4SAamkgz2TRubWizLT/mOJR951JySObWnaiW/HgFZ4WUc8iPFfpek/Oy2+tGuAZc5KjAtb1Wp2tKA9inndwx6BTRiav5a3UWHxBumuB1n5EYt8P8XDoHKiP9UP15/69Oxxd/hoQ7q6gdLZyZvQ6TroL9rc96paXy4b/y8b6zpPA+RRkvz5jWwqMB/m+UHaRGTjHQnPRch/r4Alrptv7tA3u97LPKZeovl4zOcHkAGWPnhClPBoUU94q8206Qhk6H+ONdJ+/04MX9jB3AuIPHOYbltGgP1dvcJ1HJegk4fDzqzWx3nluf+vfhaAw3VLTSXRykxcq6b0Za7tZ root@qemuarm Fingerprint: SHA256:xVYBEjuUC5v/yzmEbhEtfv8hLAKlrObhvfHlJh9g0dg dropbear. Starting rpcbind daemon...done. dbus-daemon[520]: Activating service name='org.a11y.atspi.Registry' requested by ':1.0' (uid=0 pid=503 comm="connman-applet") matchbox-wm: X error warning (0xa00002): BadWindow (invalid Window parameter) (opcode: 12) Starting bluetooth: dbus-daemon[520]: Successfully activated service 'org.a11y.atspi.Registry' SpiRegistry daemon is running with well-known name - org.a11y.atspi.Registry bluetoothd. Starting syslogd/klogd: done * Starting Avahi mDNS/DNS-SD Daemon: avahi-daemon ...done. Starting Telephony daemon OpenEmbedded nodistro.0 qemuarm /dev/hvc0 qemuarm login: [ 68.251372] hrtimer: interrupt took 47780000 ns