[ 0.832361] pci 0000:00:01.0: BAR 4 [mem 0x00000000-0x00003fff 64bit pref] [ 0.833138] pci 0000:00:02.0: [1b36:000d] type 00 class 0x0c0330 PCIe Root Complex Integrated Endpoint [ 0.833193] pci 0000:00:02.0: BAR 0 [mem 0x00000000-0x00003fff 64bit] [ 0.833456] pci 0000:00:02.0: enabling Extended Tags [ 0.834100] pci 0000:00:03.0: [1234:1111] type 00 class 0x038000 PCIe Root Complex Integrated Endpoint [ 0.834152] pci 0000:00:03.0: BAR 0 [mem 0x00000000-0x00ffffff pref] [ 0.834168] pci 0000:00:03.0: BAR 2 [mem 0x00000000-0x00000fff] [ 0.834191] pci 0000:00:03.0: ROM [mem 0x00000000-0x00007fff pref] [ 0.834212] pci 0000:00:03.0: enabling Extended Tags [ 0.836291] pci 0000:00:03.0: BAR 0 [mem 0x40000000-0x40ffffff pref]: assigned [ 0.836644] pci 0000:00:03.0: ROM [mem 0x41000000-0x41007fff pref]: assigned [ 0.836743] pci 0000:00:01.0: BAR 4 [mem 0x400000000-0x400003fff 64bit pref]: assigned [ 0.836834] pci 0000:00:02.0: BAR 0 [mem 0x400004000-0x400007fff 64bit]: assigned [ 0.836877] pci 0000:00:01.0: BAR 1 [mem 0x41008000-0x41008fff]: assigned [ 0.836891] pci 0000:00:03.0: BAR 2 [mem 0x41009000-0x41009fff]: assigned [ 0.836913] pci 0000:00:01.0: BAR 0 [io 0x0020-0x003f]: assigned [ 0.837189] pci_bus 0000:00: resource 4 [io 0x0000-0xffff] [ 0.837214] pci_bus 0000:00: resource 5 [mem 0x40000000-0x7fffffff] [ 0.837224] pci_bus 0000:00: resource 6 [mem 0x400000000-0x7ffffffff] [ 0.838184] pci 0000:00:02.0: enabling device (0000 -> 0002) [ 0.847098] virtio-pci 0000:00:01.0: enabling device (0000 -> 0003) [ 0.856919] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled [ 0.883784] printk: legacy console [ttyS0] disabled [ 0.892028] 10000000.serial: ttyS0 at MMIO 0x10000000 (irq = 13, base_baud = 230400) is a 16550A [ 0.897195] printk: legacy console [ttyS0] enabled [ 1.017628] bochs-drm 0000:00:03.0: enabling device (0000 -> 0002) [ 1.019872] [drm] Found bochs VGA, ID 0xb0c5. [ 1.020252] [drm] Framebuffer size 16384 kB @ 0x40000000, mmio @ 0x41009000. [ 1.027409] printk: legacy console [hvc0] enabled [ 1.030709] [drm] Initialized bochs-drm 1.0.0 for 0000:00:03.0 on minor 0 [ 1.090198] Console: switching to colour frame buffer device 160x50 [ 1.108047] bochs-drm 0000:00:03.0: [drm] fb0: bochs-drmdrmfb frame buffer device [ 1.171801] brd: module loaded [ 1.173740] virtio_blk virtio1: 1/0/0 default/read/poll queues [ 1.183678] virtio_blk virtio1: [vda] 3095184 512-byte logical blocks (1.58 GB/1.48 GiB) [ 1.208345] xhci_hcd 0000:00:02.0: xHCI Host Controller [ 1.209686] xhci_hcd 0000:00:02.0: new USB bus registered, assigned bus number 1 [ 1.214166] xhci_hcd 0000:00:02.0: hcc params 0x00087001 hci version 0x100 quirks 0x0000000000000010 [ 1.217184] xhci_hcd 0000:00:02.0: xHCI Host Controller [ 1.217590] xhci_hcd 0000:00:02.0: new USB bus registered, assigned bus number 2 [ 1.218243] xhci_hcd 0000:00:02.0: Host supports USB 3.0 SuperSpeed [ 1.226120] hub 1-0:1.0: USB hub found [ 1.227033] hub 1-0:1.0: 4 ports detected [ 1.230982] usb usb2: We don't know the algorithms for LPM for this host, disabling LPM. [ 1.233501] hub 2-0:1.0: USB hub found [ 1.234214] hub 2-0:1.0: 4 ports detected [ 1.239757] goldfish_rtc 101000.rtc: registered as rtc0 [ 1.241011] goldfish_rtc 101000.rtc: setting system clock to 2026-07-23T20:18:52 UTC (1784837932) [ 1.244730] device-mapper: ioctl: 4.50.0-ioctl (2025-04-28) initialised: dm-devel@lists.linux.dev [ 1.248899] usbcore: registered new interface driver usbhid [ 1.249581] usbhid: USB HID core driver [ 1.250411] riscv-pmu-sbi: SBI PMU extension is available [ 1.251530] riscv-pmu-sbi: 16 firmware and 18 hardware counters [ 1.256257] u32 classifier [ 1.256586] input device check on [ 1.256891] Actions configured [ 1.259676] NET: Registered PF_INET6 protocol family [ 1.267738] Segment Routing with IPv6 [ 1.268296] In-situ OAM (IOAM) with IPv6 [ 1.269439] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 1.272642] NET: Registered PF_PACKET protocol family [ 1.273755] Bridge firewalling registered [ 1.275019] l2tp_core: L2TP core driver, V2.0 [ 1.275511] Key type dns_resolver registered [ 1.276825] NET: Registered PF_VSOCK protocol family [ 1.295479] registered taskstats version 1 [ 1.330053] Key type .fscrypt registered [ 1.330870] Key type fscrypt-provisioning registered [ 1.336086] Btrfs loaded, zoned=no, fsverity=no [ 1.363650] Key type encrypted registered [ 1.367005] netconsole: network logging started [ 1.432924] IP-Config: Complete: [ 1.433525] device=eth0, hwaddr=52:54:00:12:34:1e, ipaddr=192.168.7.30, mask=255.255.255.0, gw=192.168.7.29 [ 1.434769] host=192.168.7.30, domain=, nis-domain=(none) [ 1.435375] bootserver=255.255.255.255, rootserver=255.255.255.255, rootpath= [ 1.435430] nameserver0=8.8.8.8 [ 1.438992] clk: Disabling unused clocks [ 1.442804] md: Waiting for all devices to be available before autodetect [ 1.443563] md: If you don't use raid, use raid=noautodetect [ 1.444212] md: Autodetecting RAID arrays. [ 1.444750] md: autorun ... [ 1.445072] md: ... autorun DONE. [ 1.485226] usb 1-1: new high-speed USB device number 2 using xhci_hcd [ 1.494542] EXT4-fs (vda): mounted filesystem 4fa47c49-1b36-4fcf-a615-01c9088cfafa r/w with ordered data mode. Quota mode: disabled. [ 1.496130] VFS: Mounted root (ext4 filesystem) on device 253:0. [ 1.498471] devtmpfs: mounted [ 1.596031] Freeing unused kernel image (initmem) memory: 2656K [ 1.597642] Run /sbin/init as init process [ 1.653639] input: QEMU QEMU USB Tablet as /devices/platform/soc/30000000.pci/pci0000:00/0000:00:02.0/usb1/1-1/1-1:1.0/0003:0627:0001.0001/input/input0 [ 1.659966] hid-generic 0003:0627:0001.0001: input: USB HID v0.01 Mouse [QEMU QEMU USB Tablet] on usb-0000:00:02.0-1/input0 INIT: version 3.14 booting [ 1.792823] usb 1-2: new high-speed USB device number 3 using xhci_hcd [ 1.954717] input: QEMU QEMU USB Keyboard as /devices/platform/soc/30000000.pci/pci0000:00/0000:00:02.0/usb1/1-2/1-2:1.0/0003:0627:0001.0002/input/input1 [ 2.018415] hid-generic 0003:0627:0001.0002: input: USB HID v1.11 Keyboard [QEMU QEMU USB Keyboard] on usb-0000:00:02.0-2/input0 Starting udev [ 2.625688] udevd[122]: starting version 3.2.14 [ 2.695172] udevd[123]: starting eudev-3.2.14 [ 3.189197] EXT4-fs (vda): re-mounted 4fa47c49-1b36-4fcf-a615-01c9088cfafa. INIT: Entering runlevel: 5 Configuring network interfaces... ip: RTNETLINK answers: File exists Starting OpenBSD Secure Shell server: sshd generating ssh ECDSA host key... done. Starting syslogd/klogd: done Poky (Yocto Project Reference Distro) 6.0.99+snapshot-c0508fbea8d26242e0c761d412d727943f9d6355 qemuriscv64 /dev/hvc0 Type 'root' to login with superuser privileges (no password will be asked). qemuriscv64 login: [ 493.496707] kworker/u16:1: page allocation failure: order:0, mode:0x40830(GFP_ATOMIC|__GFP_RECLAIMABLE|__GFP_COMP), nodemask=(null),cpuset=/,mems_allowed=0 [ 493.500778] CPU: 2 UID: 0 PID: 15 Comm: kworker/u16:1 Not tainted 6.18.39-yocto-standard #1 PREEMPT [ 493.500966] Hardware name: riscv-virtio,qemu (DT) [ 493.501165] Workqueue: writeback wb_workfn (flush-253:0) [ 493.501807] Call Trace: [ 493.501929] [] dump_backtrace+0x28/0x38 [ 493.502084] [] show_stack+0x3a/0x50 [ 493.502107] [] dump_stack_lvl+0x5a/0x80 [ 493.502130] [] dump_stack+0x18/0x20 [ 493.502153] [] warn_alloc+0xf2/0x170 [ 493.502181] [] __alloc_frozen_pages_noprof+0xa5a/0xe80 [ 493.502206] [] new_slab+0x370/0x380 [ 493.502228] [] ___slab_alloc+0x58a/0xd00 [ 493.502249] [] __slab_alloc.isra.0+0x4a/0x90 [ 493.502272] [] kmem_cache_alloc_noprof+0x42a/0x4d0 [ 493.502295] [] __es_insert_extent+0x16c/0x2d8 [ 493.502319] [] ext4_es_insert_extent+0x15a/0x5b8 [ 493.502342] [] ext4_map_blocks+0x1ea/0x500 [ 493.502369] [] ext4_do_writepages+0x490/0xcc8 [ 493.502391] [] ext4_writepages+0xee/0x210 [ 493.502412] [] do_writepages+0x74/0x140 [ 493.502436] [] __writeback_single_inode+0x4a/0x438 [ 493.502458] [] writeback_sb_inodes+0x1fe/0x498 [ 493.502479] [] __writeback_inodes_wb+0x48/0xf0 [ 493.502500] [] wb_writeback+0x194/0x380 [ 493.502522] [] wb_workfn+0x27c/0x480 [ 493.502544] [] process_one_work+0x13c/0x318 [ 493.502571] [] worker_thread+0x140/0x2a0 [ 493.502596] [] kthread+0x108/0x1e8 [ 493.502620] [] ret_from_fork_kernel+0x16/0x78 [ 493.502644] [] ret_from_fork_kernel_asm+0x16/0x18 [ 493.540691] Mem-Info: [ 493.541591] active_anon:33 inactive_anon:1429 isolated_anon:0 [ 493.541591] active_file:3624 inactive_file:223156 isolated_file:0 [ 493.541591] unevictable:1000 dirty:22808 writeback:375 [ 493.541591] slab_reclaimable:7537 slab_unreclaimable:5233 [ 493.541591] mapped:1671 shmem:1038 pagetables:329 [ 493.541591] sec_pagetables:0 bounce:0 [ 493.541591] kernel_misc_reclaimable:0 [ 493.541591] free:5479 free_pcp:419 free_cma:0 [ 493.549642] Node 0 active_anon:132kB inactive_anon:5716kB active_file:14496kB inactive_file:892624kB unevictable:4000kB isolated(anon):0kB isolated(file):0kB mapped:6684kB dirty:91232kB writeback:1500kB shmem:4152kB kernel_stack:1552kB pagetables:1316kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB [ 493.555353] DMA32 free:21916kB boost:0kB min:3996kB low:4992kB high:5988kB reserved_highatomic:0KB free_highatomic:0KB active_anon:132kB inactive_anon:5716kB active_file:14496kB inactive_file:892624kB unevictable:4000kB writepending:92932kB zspages:0kB present:1048576kB managed:1001396kB mlocked:0kB bounce:0kB free_pcp:1676kB local_pcp:0kB free_cma:0kB [ 493.561704] lowmem_reserve[]: 0 0 0 [ 493.562384] DMA32: 161*4kB (UME) 98*8kB (UME) 57*16kB (UME) 20*32kB (UME) 12*64kB (UME) 4*128kB (UM) 3*256kB (M) 29*512kB (M) 0*1024kB 1*2048kB (M) 0*4096kB = 21924kB [ 493.564190] 227856 total pagecache pages [ 493.564691] 0 pages in swap cache [ 493.565088] Free swap = 0kB [ 493.565444] Total swap = 0kB [ 493.565850] 262144 pages RAM [ 493.566192] 0 pages HighMem/MovableOnly [ 493.566607] 11795 pages reserved [ 493.567010] SLUB: Unable to allocate memory on CPU 2 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) [ 493.567904] cache: extent_status, object size: 40, buffer size: 40, default order: 0, min order: 0 [ 493.568909] node 0: slabs: 23, objs: 2346, free: 0