Control: tag -1 + moreinfo Hello Aaron,
I guess this problem is independent of ARCH=powerpc, still I added the debian-powerpc list to Cc: in case someone there has an idea. On Tue, Feb 10, 2026 at 07:31:05PM +0000, Aaron D. Johnson wrote: > Package: src:linux > Version: 6.18.9-1 > Severity: important > > Console output attached. > > -- Package-specific info: > ** Kernel log: boot messages should be attached > > ** Model information > revision : 3.2 (pvr 003e 0302) > revision : 3.2 (pvr 003e 0302) > revision : 3.2 (pvr 003e 0302) > revision : 3.2 (pvr 003e 0302) > revision : 3.2 (pvr 003e 0302) > revision : 3.2 (pvr 003e 0302) > revision : 3.2 (pvr 003e 0302) > revision : 3.2 (pvr 003e 0302) > platform : pSeries > model : IBM,8204-E8A > machine : CHRP IBM,8204-E8A > Device Tree model: IBM,8204-E8A > > ** Configuration for modprobe: > blacklist arkfb > blacklist aty128fb > blacklist atyfb > blacklist radeonfb > blacklist cirrusfb > blacklist cyber2000fb > blacklist kyrofb > blacklist matroxfb_base > blacklist mb862xxfb > blacklist neofb > blacklist pm2fb > blacklist pm3fb > blacklist s3fb > blacklist savagefb > blacklist sisfb > blacklist tdfxfb > blacklist tridentfb > blacklist vt8623fb > options snd_pcsp index=-2 > options cx88_alsa index=-2 > options snd_atiixp_modem index=-2 > options snd_intel8x0m index=-2 > options snd_via82xx_modem index=-2 > options md_mod start_ro=1 > options bonding max_bonds=0 > options dummy numdummies=0 > options ifb numifbs=0 > > ** Network interface configuration: > *** /etc/network/interfaces: > > source /etc/network/interfaces.d/* > > auto lo > iface lo inet loopback > > *** /etc/network/interfaces.d/eth0: > > allow-hotplug eth0 > > iface eth0 inet dhcp > > iface eth0 inet6 auto > > ** PCI devices: > not available > > ** USB devices: > not available > > > -- System Information: > Debian Release: forky/sid > APT prefers unreleased > APT policy: (500, 'unreleased'), (500, 'unstable') > Architecture: ppc64 > > Kernel: Linux 6.1.0-9-powerpc64 (SMP w/8 CPU threads) > Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE not > set > Shell: /bin/sh linked to /usr/bin/dash > Init: systemd (via /run/systemd/system) > > Versions of packages linux-image-6.18.9+deb14-powerpc64 depends on: > ii initramfs-tools [linux-initramfs-tool] 0.150 > ii kmod 34.2-2+b1 > ii linux-base 4.15 > ii linux-base-6.18.9+deb14-powerpc64 6.18.9-1 > > Versions of packages linux-image-6.18.9+deb14-powerpc64 recommends: > pn apparmor <none> > > Versions of packages linux-image-6.18.9+deb14-powerpc64 suggests: > pn debian-kernel-handbook <none> > pn firmware-linux-free <none> > hi grub-ieee1275 2.06-12 > pn linux-doc-6.18 <none> > pn mkvmlinuz <none> > > Versions of packages linux-image-6.18.9+deb14-powerpc64 is related to: > pn firmware-amd-graphics <none> > pn firmware-atheros <none> > pn firmware-bnx2 <none> > pn firmware-bnx2x <none> > pn firmware-brcm80211 <none> > pn firmware-cavium <none> > pn firmware-cirrus <none> > pn firmware-intel-graphics <none> > pn firmware-intel-misc <none> > pn firmware-intel-sound <none> > pn firmware-ipw2x00 <none> > pn firmware-ivtv <none> > pn firmware-iwlwifi <none> > pn firmware-libertas <none> > pn firmware-marvell-prestera <none> > pn firmware-mediatek <none> > pn firmware-misc-nonfree <none> > pn firmware-myricom <none> > pn firmware-netronome <none> > pn firmware-netxen <none> > pn firmware-nvidia-graphics <none> > pn firmware-qcom-soc <none> > pn firmware-qlogic <none> > pn firmware-realtek <none> > pn firmware-samsung <none> > pn firmware-siano <none> > pn firmware-ti-connectivity <none> > pn xen-hypervisor <none> > > -- no debconf information > Loading Linux 6.18.9+deb14-powerpc64 ... > Loading initial ramdisk ... > OF stdout device is: /vdevice/vty@30000000 > Preparing to boot Linux version 6.18.9+deb14-powerpc64 > ([email protected]) (powerpc64-linux-gnu-gcc-15 (Debian > 15.2.0-12) 15.2.0, GNU ld (GNU Binutils for Debian) 2.45.90.20260201) #1 SMP > PREEMPT Debian 6.18.9-1 (2026-02-07) > Detected machine type: 0000000000000101 > command line: BOOT_IMAGE=/vmlinux-6.18.9+deb14-powerpc64 > root=/dev/mapper/vg00-root ro > Max number of cores passed to firmware: 1024 (NR_CPUS = 2048) > Calling ibm,client-architecture-support... done > memory layout at init: > memory_limit : 0000000000000000 (16 MB aligned) > alloc_bottom : 000000000833e000 > alloc_top : 0000000010000000 > alloc_top_hi : 0000000010000000 > rmo_top : 0000000010000000 > ram_top : 0000000010000000 > instantiating rtas at 0x000000000eeb0000... done > prom_hold_cpus: skipped > copying OF device tree... > Building dt strings... > Building dt structure... > Device tree strings 0x000000000833f000 -> 0x000000000834081f > Device tree struct 0x0000000008341000 -> 0x0000000008360000 > Quiescing Open Firmware ... > Booting Linux via __start() @ 0x0000000003690000 ... > [ 0.000000] hash-mmu: Page sizes from device-tree: > [ 0.000000] hash-mmu: base_shift=12: shift=12, sllp=0x0000, > avpnm=0x00000000, tlbiel=1, penc=0 > [ 0.000000] hash-mmu: base_shift=12: shift=16, sllp=0x0000, > avpnm=0x00000000, tlbiel=1, penc=7 > [ 0.000000] hash-mmu: base_shift=16: shift=16, sllp=0x0110, > avpnm=0x00000000, tlbiel=1, penc=1 > [ 0.000000] hash-mmu: base_shift=24: shift=24, sllp=0x0100, > avpnm=0x00000001, tlbiel=0, penc=0 > [ 0.000000] hash-mmu: base_shift=34: shift=34, sllp=0x0120, > avpnm=0x000007ff, tlbiel=0, penc=3 > [ 0.000000] Using 1TB segments > [ 0.000000] hash-mmu: Disabling kfence > [ 0.000000] hash-mmu: Initializing hash mmu with SLB > [ 0.000000] Linux version 6.18.9+deb14-powerpc64 > ([email protected]) (powerpc64-linux-gnu-gcc-15 (Debian > 15.2.0-12) 15.2.0, GNU ld (GNU Binutils for Debian) 2.45.90.20260201) #1 SMP > PREEMPT Debian 6.18.9-1 (2026-02-07) > [ 0.000000] OF: reserved mem: Reserved memory: No reserved-memory node in > the DT > [ 0.000000] Found initrd at 0xc000000006000000:0xc00000000833d544 > [ 0.000000] OF: : Read of boolean property 'ibm,fw-net-version' with a > value. > [ 0.000000] Hardware name: IBM,8204-E8A POWER6 (architected) 0x3e0302 > 0xf000002 of:IBM,EL350_118 hv:phyp pSeries > [ 0.000000] printk: legacy bootconsole [udbg0] enabled > [ 0.000000] Partition configured for 8 cpus. > [ 0.000000] CPU maps initialized for 2 threads per core > [ 0.000000] numa: Partition configured for 32 NUMA nodes. > [ 0.000000] ----------------------------------------------------- > [ 0.000000] phys_mem_size = 0x7b0000000 > [ 0.000000] dcache_bsize = 0x80 > [ 0.000000] icache_bsize = 0x80 > [ 0.000000] cpu_features = 0x00000121a35c1183 > [ 0.000000] possible = 0x003ffbebffffb18f > [ 0.000000] always = 0x0000000000000180 > [ 0.000000] cpu_user_features = 0xdc007442 0x00000000 > [ 0.000000] mmu_features = 0x7c006001 > [ 0.000000] firmware_features = 0x00000080005ffc5f > [ 0.000000] vmalloc start = 0xc0003d0000000000 > [ 0.000000] IO start = 0xc0003e0000000000 > [ 0.000000] vmemmap start = 0xc0003f0000000000 > [ 0.000000] hash-mmu: ppc64_pft_size = 0x1d > [ 0.000000] hash-mmu: htab_hash_mask = 0x3fffff > [ 0.000000] ----------------------------------------------------- > [ 0.000000] NODE_DATA(0) allocated [mem 0x3bffb7e00-0x3bffbffff] > [ 0.000000] NODE_DATA(1) allocated [mem 0x7aff7fe00-0x7aff87fff] > [ 0.000000] rfi-flush: fallback displacement flush available > [ 0.000000] count-cache-flush: flush disabled. > [ 0.000000] link-stack-flush: flush disabled. > [ 0.000000] PPC64 nvram contains 15360 bytes > [ 0.000000] barrier-nospec: using ORI speculation barrier > [ 0.000000] Zone ranges: > [ 0.000000] Normal [mem 0x0000000000000000-0x00000007afffffff] > [ 0.000000] Device empty > [ 0.000000] Movable zone start for each node > [ 0.000000] Early memory node ranges > [ 0.000000] node 0: [mem 0x0000000000000000-0x00000003bfffffff] > [ 0.000000] node 1: [mem 0x00000003c0000000-0x00000007afffffff] > [ 0.000000] Initmem setup node 0 [mem > 0x0000000000000000-0x00000003bfffffff] > [ 0.000000] Initmem setup node 1 [mem > 0x00000003c0000000-0x00000007afffffff] > [ 0.000000] Initmem setup node 2 as memoryless > [ 0.000000] Initmem setup node 3 as memoryless > [ 0.000000] Initmem setup node 4 as memoryless > [ 0.000000] Initmem setup node 5 as memoryless > [ 0.000000] Initmem setup node 6 as memoryless > [ 0.000000] Initmem setup node 7 as memoryless > [ 0.000000] Initmem setup node 8 as memoryless > [ 0.000000] Initmem setup node 9 as memoryless > [ 0.000000] Initmem setup node 10 as memoryless > [ 0.000000] Initmem setup node 11 as memoryless > [ 0.000000] Initmem setup node 12 as memoryless > [ 0.000000] Initmem setup node 13 as memoryless > [ 0.000000] Initmem setup node 14 as memoryless > [ 0.000000] Initmem setup node 15 as memoryless > [ 0.000000] Initmem setup node 16 as memoryless > [ 0.000000] Initmem setup node 17 as memoryless > [ 0.000000] Initmem setup node 18 as memoryless > [ 0.000000] Initmem setup node 19 as memoryless > [ 0.000000] Initmem setup node 20 as memoryless > [ 0.000000] Initmem setup node 21 as memoryless > [ 0.000000] Initmem setup node 22 as memoryless > [ 0.000000] Initmem setup node 23 as memoryless > [ 0.000000] Initmem setup node 24 as memoryless > [ 0.000000] Initmem setup node 25 as memoryless > [ 0.000000] Initmem setup node 26 as memoryless > [ 0.000000] Initmem setup node 27 as memoryless > [ 0.000000] Initmem setup node 28 as memoryless > [ 0.000000] Initmem setup node 29 as memoryless > [ 0.000000] Initmem setup node 30 as memoryless > [ 0.000000] Initmem setup node 31 as memoryless > [ 0.000000] percpu: Embedded 40 pages/cpu s123288 r0 d40552 u262144 > [ 0.000000] Kernel command line: > BOOT_IMAGE=/vmlinux-6.18.9+deb14-powerpc64 root=/dev/mapper/vg00-root ro > [ 0.000000] printk: log buffer data + meta data: 131072 + 458752 = 589824 > bytes > [ 0.000000] Fallback order for Node 0: 0 1 > [ 0.000000] Fallback order for Node 1: 1 0 > [ 0.000000] Fallback order for Node 2: 0 1 > [ 0.000000] Fallback order for Node 3: 1 0 > [ 0.000000] Fallback order for Node 4: 0 1 > [ 0.000000] Fallback order for Node 5: 1 0 > [ 0.000000] Fallback order for Node 6: 0 1 > [ 0.000000] Fallback order for Node 7: 1 0 > [ 0.000000] Fallback order for Node 8: 0 1 > [ 0.000000] Fallback order for Node 9: 1 0 > [ 0.000000] Fallback order for Node 10: 0 1 > [ 0.000000] Fallback order for Node 11: 1 0 > [ 0.000000] Fallback order for Node 12: 0 1 > [ 0.000000] Fallback order for Node 13: 1 0 > [ 0.000000] Fallback order for Node 14: 0 1 > [ 0.000000] Fallback order for Node 15: 1 0 > [ 0.000000] Fallback order for Node 16: 0 1 > [ 0.000000] Fallback order for Node 17: 1 0 > [ 0.000000] Fallback order for Node 18: 0 1 > [ 0.000000] Fallback order for Node 19: 1 0 > [ 0.000000] Fallback order for Node 20: 0 1 > [ 0.000000] Fallback order for Node 21: 1 0 > [ 0.000000] Fallback order for Node 22: 0 1 > [ 0.000000] Fallback order for Node 23: 1 0 > [ 0.000000] Fallback order for Node 24: 0 1 > [ 0.000000] Fallback order for Node 25: 1 0 > [ 0.000000] Fallback order for Node 26: 0 1 > [ 0.000000] Fallback order for Node 27: 1 0 > [ 0.000000] Fallback order for Node 28: 0 1 > [ 0.000000] Fallback order for Node 29: 1 0 > [ 0.000000] Fallback order for Node 30: 0 1 > [ 0.000000] Fallback order for Node 31: 1 0 > [ 0.000000] Built 2 zonelists, mobility grouping on. Total pages: 8060928 > [ 0.000000] Policy zone: Normal > [ 0.000000] mem auto-init: stack:all(zero), heap alloc:on, heap free:off > [ 0.000000] SLUB: HWalign=128, Order=0-3, MinObjects=0, CPUs=8, Nodes=32 > [ 0.000000] ftrace: allocating 41832 entries in 246 pages > [ 0.000000] ftrace: allocated 246 pages with 6 groups > [ 0.000000] rcu: Hierarchical RCU implementation. > [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=2048 to nr_cpu_ids=8. > [ 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 25 > jiffies. > [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=8 > [ 0.000000] RCU Tasks: Setting shift to 3 and lim to 1 > rcu_task_cb_adjust=1 rcu_task_cpu_ids=8. > [ 0.000000] RCU Tasks Rude: Setting shift to 3 and lim to 1 > rcu_task_cb_adjust=1 rcu_task_cpu_ids=8. > [ 0.000000] RCU Tasks Trace: Setting shift to 3 and lim to 1 > rcu_task_cb_adjust=1 rcu_task_cpu_ids=8. > [ 0.000000] NR_IRQS: 512, nr_irqs: 512, preallocated irqs: 16 > [ 0.000000] rcu: srcu_init: Setting srcu_struct sizes based on contention. > [ 0.000001] clocksource: timebase: mask: 0xffffffffffffffff max_cycles: > 0x761537d007, max_idle_ns: 440795202126 ns > [ 0.000066] clocksource: timebase mult[1f40000] shift[24] registered > [ 0.000315] Console: colour dummy device 80x25 > [ 0.000350] printk: legacy console [hvc0] enabled > [ 0.000350] printk: legacy console [hvc0] enabled > [ 0.000386] printk: legacy bootconsole [udbg0] disabled > [ 0.000386] printk: legacy bootconsole [udbg0] disabled > [ 0.000969] mempolicy: Enabling automatic NUMA balancing. Configure with > numa_balancing= or the kernel.numa_balancing sysctl > [ 0.000982] pid_max: default: 32768 minimum: 301 > [ 0.002366] LSM: initializing > lsm=capability,landlock,lockdown,yama,apparmor,tomoyo,bpf,ipe,ima,evm > [ 0.002995] landlock: Up and running. > [ 0.003003] Yama: disabled by default; enable with sysctl kernel.yama.* > [ 0.003103] AppArmor: AppArmor initialized > [ 0.003127] TOMOYO Linux initialized > [ 0.003290] LSM support for eBPF active > [ 0.013593] Dentry cache hash table entries: 4194304 (order: 13, 33554432 > bytes, vmalloc) > [ 0.018975] Inode-cache hash table entries: 2097152 (order: 12, 16777216 > bytes, vmalloc) > [ 0.019507] Mount-cache hash table entries: 65536 (order: 7, 524288 bytes, > vmalloc) > [ 0.019677] Mountpoint-cache hash table entries: 65536 (order: 7, 524288 > bytes, vmalloc) > [ 0.023980] POWER6 performance monitor hardware support registered > [ 0.024061] rcu: Hierarchical SRCU implementation. > [ 0.024068] rcu: Max phase no-delay instances is 1000. > [ 0.024216] Timer migration: 2 hierarchy levels; 8 children per group; 0 > crossnode level > [ 0.025031] smp: Bringing up secondary CPUs ... > [ 0.029097] smp: Brought up 2 nodes, 8 CPUs > [ 0.029110] numa: Node 0 CPUs: 0-3 > [ 0.029121] numa: Node 1 CPUs: 4-7 > [ 0.103728] node 1 deferred pages initialised in 72ms > [ 0.105029] node 0 deferred pages initialised in 76ms > [ 0.105090] Memory: 31571484K/32243712K available (19576K kernel code, > 2996K rwdata, 10148K rodata, 6808K init, 1248K bss, 615296K reserved, 0K > cma-reserved) > [ 0.106294] devtmpfs: initialized > [ 0.116012] PCI host bridge /pci@800000020000200 ranges: > [ 0.116034] IO 0x00003dffe01f0000..0x00003dffe01fffff -> > 0x00000000000f0000 > [ 0.116044] MEM 0x00003c0000000000..0x00003c007fffffff -> > 0x0000000080000000 > [ 0.116080] PCI: failed to find MSIs for bridge /pci@800000020000200 > (domain 512) > [ 0.116101] PCI host bridge /pci@800000020000201 ranges: > [ 0.116115] IO 0x00003dffe02f0000..0x00003dffe02fffff -> > 0x00000000000f0000 > [ 0.116125] MEM 0x00003c0080000000..0x00003c00ffffffff -> > 0x0000000080000000 > [ 0.116158] PCI: failed to find MSIs for bridge /pci@800000020000201 > (domain 513) > [ 0.116179] PCI host bridge /pci@800000020000202 ranges: > [ 0.116193] IO 0x00003dffe03f0000..0x00003dffe03fffff -> > 0x00000000000f0000 > [ 0.116203] MEM 0x00003c0100000000..0x00003c017fffffff -> > 0x0000000080000000 > [ 0.116233] PCI: failed to find MSIs for bridge /pci@800000020000202 > (domain 514) > [ 0.116254] PCI host bridge /pci@800000020000203 ranges: > [ 0.116268] IO 0x00003dffe04f0000..0x00003dffe04fffff -> > 0x00000000000f0000 > [ 0.116278] MEM 0x00003c0180000000..0x00003c01ffffffff -> > 0x0000000080000000 > [ 0.116319] PCI: failed to find MSIs for bridge /pci@800000020000203 > (domain 515) > [ 0.116341] PCI host bridge /pci@800000020000204 ranges: > [ 0.116355] IO 0x00003dffe11f0000..0x00003dffe11fffff -> > 0x00000000000f0000 > [ 0.116365] MEM 0x00003c0400000000..0x00003c047fefffff -> > 0x0000000080000000 > [ 0.116415] PCI host bridge /pci@800000020000205 ranges: > [ 0.116429] IO 0x00003dffe12f0000..0x00003dffe12fffff -> > 0x00000000000f0000 > [ 0.116440] MEM 0x00003c0480000000..0x00003c04ffefffff -> > 0x0000000080000000 > [ 0.116485] PCI host bridge /pci@800000020000206 ranges: > [ 0.116500] IO 0x00003dffe13f0000..0x00003dffe13fffff -> > 0x00000000000f0000 > [ 0.116510] MEM 0x00003c0500000000..0x00003c057fefffff -> > 0x0000000080000000 > [ 0.116553] PCI host bridge /pci@800000020000207 ranges: > [ 0.116567] IO 0x00003dffe14f0000..0x00003dffe14fffff -> > 0x00000000000f0000 > [ 0.116578] MEM 0x00003c0580000000..0x00003c05ffefffff -> > 0x0000000080000000 > [ 0.117050] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, > max_idle_ns: 7645041785100000 ns > [ 0.117096] posixtimers hash table entries: 4096 (order: 4, 65536 bytes, > vmalloc) > [ 0.117260] futex hash table entries: 64 (8192 bytes on 32 NUMA nodes, > total 256 KiB, linear). > [ 0.221098] NET: Registered PF_NETLINK/PF_ROUTE protocol family > [ 0.221261] IBM eBus Device Driver > [ 0.221887] audit: initializing netlink subsys (disabled) > [ 0.222063] audit: type=2000 audit(1770748676.220:1): state=initialized > audit_enabled=0 res=1 > [ 0.222372] thermal_sys: Registered thermal governor 'fair_share' > [ 0.222375] thermal_sys: Registered thermal governor 'bang_bang' > [ 0.222383] thermal_sys: Registered thermal governor 'step_wise' > [ 0.222390] thermal_sys: Registered thermal governor 'user_space' > [ 0.222397] thermal_sys: Registered thermal governor 'power_allocator' > [ 0.222458] cpuidle: using governor ladder > [ 0.222500] cpuidle: using governor menu > [ 0.224988] EEH: pSeries platform initialized > [ 0.227951] kprobes: kprobe jump-optimization is enabled. All kprobes are > optimized if possible. > [ 0.234042] HugeTLB: registered 16.0 MiB page size, pre-allocated 0 pages > [ 0.234051] HugeTLB: 0 KiB vmemmap can be freed for a 16.0 MiB page > [ 0.234059] HugeTLB: registered 16.0 GiB page size, pre-allocated 0 pages > [ 0.234066] HugeTLB: 0 KiB vmemmap can be freed for a 16.0 GiB page > [ 0.241227] iommu: Default domain type: Translated > [ 0.241235] iommu: DMA domain TLB invalidation policy: strict mode > [ 0.243733] SCSI subsystem initialized > [ 0.243919] pps_core: LinuxPPS API ver. 1 registered > [ 0.243926] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo > Giometti <[email protected]> > [ 0.243941] PTP clock support registered > [ 0.244966] NetLabel: Initializing > [ 0.244972] NetLabel: domain hash size = 128 > [ 0.244979] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO > [ 0.245022] NetLabel: unlabeled traffic allowed by default > [ 0.245038] PCI: Probing PCI hardware > [ 0.245335] PCI host bridge to bus 0200:00 > [ 0.245343] pci_bus 0200:00: Unknown NUMA node; performance will be reduced > [ 0.245353] pci_bus 0200:00: root bus resource [io 0x170000-0x17ffff] > (bus address [0xf0000-0xfffff]) > [ 0.245365] pci_bus 0200:00: root bus resource [mem > 0x3c0000000000-0x3c007fffffff] (bus address [0x80000000-0xffffffff]) > [ 0.245377] pci_bus 0200:00: root bus resource [bus 00-ff] > [ 0.246535] pci 0200:00:01.0: No hypervisor support for SR-IOV on this > device, IOV BARs disabled. > [ 0.295245] IOMMU table initialized, virtual merging enabled > [ 0.295603] PCI host bridge to bus 0201:00 > [ 0.295610] pci_bus 0201:00: Unknown NUMA node; performance will be reduced > [ 0.295618] pci_bus 0201:00: root bus resource [io 0x2f0000-0x2fffff] > (bus address [0xf0000-0xfffff]) > [ 0.295629] pci_bus 0201:00: root bus resource [mem > 0x3c0080000000-0x3c00ffffffff] (bus address [0x80000000-0xffffffff]) > [ 0.295639] pci_bus 0201:00: root bus resource [bus 00-ff] > [ 0.296214] pci 0201:00:01.0: No hypervisor support for SR-IOV on this > device, IOV BARs disabled. > [ 0.298049] pci 0201:00:01.0: supports D1 D2 > [ 0.298057] pci 0201:00:01.0: PME# supported from D0 D1 D2 D3hot > [ 0.299770] pci 0201:00:01.1: No hypervisor support for SR-IOV on this > device, IOV BARs disabled. > [ 0.301607] pci 0201:00:01.1: supports D1 D2 > [ 0.301614] pci 0201:00:01.1: PME# supported from D0 D1 D2 D3hot > [ 0.303318] pci 0201:00:01.2: No hypervisor support for SR-IOV on this > device, IOV BARs disabled. > [ 0.305144] pci 0201:00:01.2: supports D1 D2 > [ 0.305151] pci 0201:00:01.2: PME# supported from D0 D1 D2 D3hot > [ 0.347264] PCI host bridge to bus 0202:00 > [ 0.347276] pci_bus 0202:00: Unknown NUMA node; performance will be reduced > [ 0.347285] pci_bus 0202:00: root bus resource [io 0x470000-0x47ffff] > (bus address [0xf0000-0xfffff]) > [ 0.347295] pci_bus 0202:00: root bus resource [mem > 0x3c0100000000-0x3c017fffffff] (bus address [0x80000000-0xffffffff]) > [ 0.347306] pci_bus 0202:00: root bus resource [bus 00-ff] > [ 0.348441] pci 0202:00:01.0: No hypervisor support for SR-IOV on this > device, IOV BARs disabled. > [ 0.394476] PCI host bridge to bus 0203:00 > [ 0.394488] pci_bus 0203:00: Unknown NUMA node; performance will be reduced > [ 0.394497] pci_bus 0203:00: root bus resource [io 0x5f0000-0x5fffff] > (bus address [0xf0000-0xfffff]) > [ 0.394507] pci_bus 0203:00: root bus resource [mem > 0x3c0180000000-0x3c01ffffffff] (bus address [0x80000000-0xffffffff]) > [ 0.394518] pci_bus 0203:00: root bus resource [bus 00-ff] > [ 0.435774] PCI host bridge to bus 0204:01 > [ 0.435786] pci_bus 0204:01: Unknown NUMA node; performance will be reduced > [ 0.435795] pci_bus 0204:01: root bus resource [io 0x770000-0x77ffff] > (bus address [0xf0000-0xfffff]) > [ 0.435805] pci_bus 0204:01: root bus resource [mem > 0x3c0400000000-0x3c047fefffff] (bus address [0x80000000-0xffefffff]) > [ 0.435816] pci_bus 0204:01: root bus resource [bus 01-ff] > [ 0.437106] pci 0204:01:00.0: enabling Extended Tags > [ 0.437823] pci 0204:01:00.0: No hypervisor support for SR-IOV on this > device, IOV BARs disabled. > [ 0.446743] pci 0204:01:00.1: enabling Extended Tags > [ 0.447472] pci 0204:01:00.1: No hypervisor support for SR-IOV on this > device, IOV BARs disabled. > [ 0.495929] PCI host bridge to bus 0205:01 > [ 0.495942] pci_bus 0205:01: Unknown NUMA node; performance will be reduced > [ 0.495951] pci_bus 0205:01: root bus resource [io 0x8f0000-0x8fffff] > (bus address [0xf0000-0xfffff]) > [ 0.495961] pci_bus 0205:01: root bus resource [mem > 0x3c0480000000-0x3c04ffefffff] (bus address [0x80000000-0xffefffff]) > [ 0.495972] pci_bus 0205:01: root bus resource [bus 01-ff] > [ 0.497295] pci 0205:01:00.0: enabling Extended Tags > [ 0.498028] pci 0205:01:00.0: No hypervisor support for SR-IOV on this > device, IOV BARs disabled. > [ 0.507124] pci 0205:01:00.1: enabling Extended Tags > [ 0.507871] pci 0205:01:00.1: No hypervisor support for SR-IOV on this > device, IOV BARs disabled. > [ 0.556848] PCI host bridge to bus 0206:01 > [ 0.556860] pci_bus 0206:01: Unknown NUMA node; performance will be reduced > [ 0.556869] pci_bus 0206:01: root bus resource [io 0xa70000-0xa7ffff] > (bus address [0xf0000-0xfffff]) > [ 0.556880] pci_bus 0206:01: root bus resource [mem > 0x3c0500000000-0x3c057fefffff] (bus address [0x80000000-0xffefffff]) > [ 0.556891] pci_bus 0206:01: root bus resource [bus 01-ff] > [ 0.598018] PCI host bridge to bus 0207:01 > [ 0.598031] pci_bus 0207:01: Unknown NUMA node; performance will be reduced > [ 0.598039] pci_bus 0207:01: root bus resource [io 0xbf0000-0xbfffff] > (bus address [0xf0000-0xfffff]) > [ 0.598050] pci_bus 0207:01: root bus resource [mem > 0x3c0580000000-0x3c05ffefffff] (bus address [0x80000000-0xffefffff]) > [ 0.598061] pci_bus 0207:01: root bus resource [bus 01-ff] > [ 0.642404] pci_bus 0200:00: resource 4 [io 0x170000-0x17ffff] > [ 0.642417] pci_bus 0200:00: resource 5 [mem 0x3c0000000000-0x3c007fffffff] > [ 0.642427] pci_bus 0201:00: resource 4 [io 0x2f0000-0x2fffff] > [ 0.642436] pci_bus 0201:00: resource 5 [mem 0x3c0080000000-0x3c00ffffffff] > [ 0.642445] pci_bus 0202:00: resource 4 [io 0x470000-0x47ffff] > [ 0.642453] pci_bus 0202:00: resource 5 [mem 0x3c0100000000-0x3c017fffffff] > [ 0.642462] pci_bus 0203:00: resource 4 [io 0x5f0000-0x5fffff] > [ 0.642470] pci_bus 0203:00: resource 5 [mem 0x3c0180000000-0x3c01ffffffff] > [ 0.642480] pci_bus 0204:01: resource 4 [io 0x770000-0x77ffff] > [ 0.642488] pci_bus 0204:01: resource 5 [mem 0x3c0400000000-0x3c047fefffff] > [ 0.642498] pci_bus 0205:01: resource 4 [io 0x8f0000-0x8fffff] > [ 0.642506] pci_bus 0205:01: resource 5 [mem 0x3c0480000000-0x3c04ffefffff] > [ 0.642515] pci_bus 0206:01: resource 4 [io 0xa70000-0xa7ffff] > [ 0.642523] pci_bus 0206:01: resource 5 [mem 0x3c0500000000-0x3c057fefffff] > [ 0.642532] pci_bus 0207:01: resource 4 [io 0xbf0000-0xbfffff] > [ 0.642540] pci_bus 0207:01: resource 5 [mem 0x3c0580000000-0x3c05ffefffff] > [ 0.642577] pci 0200:00:01.0: Adding to iommu group 0 > [ 0.645766] pci 0201:00:01.0: Adding to iommu group 1 > [ 0.648241] pci 0201:00:01.1: Adding to iommu group 1 > [ 0.650709] pci 0201:00:01.2: Adding to iommu group 1 > [ 0.653195] pci 0202:00:01.0: Adding to iommu group 2 > [ 0.656523] pci 0204:01:00.0: Adding to iommu group 4 > [ 0.660300] pci 0204:01:00.1: Adding to iommu group 4 > [ 0.664080] pci 0205:01:00.0: Adding to iommu group 5 > [ 0.667940] pci 0205:01:00.1: Adding to iommu group 5 > [ 0.671779] EEH: Capable adapter found: recovery enabled. > [ 0.671998] vgaarb: loaded > [ 0.672166] clocksource: Switched to clocksource timebase > [ 0.675568] VFS: Disk quotas dquot_6.6.0 > [ 0.675705] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) > [ 0.676917] AppArmor: AppArmor Filesystem Enabled > [ 0.685786] NET: Registered PF_INET protocol family > [ 0.686569] IP idents hash table entries: 262144 (order: 9, 2097152 bytes, > vmalloc) > [ 0.710619] tcp_listen_portaddr_hash hash table entries: 16384 (order: 6, > 262144 bytes, vmalloc) > [ 0.710972] Table-perturb hash table entries: 65536 (order: 6, 262144 > bytes, vmalloc) > [ 0.711417] TCP established hash table entries: 262144 (order: 9, 2097152 > bytes, vmalloc) > [ 0.714130] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, > vmalloc) > [ 0.716236] TCP: Hash tables configured (established 262144 bind 65536) > [ 0.716722] MPTCP token hash table entries: 32768 (order: 8, 786432 bytes, > vmalloc) > [ 0.717913] UDP hash table entries: 16384 (order: 8, 1048576 bytes, > vmalloc) > [ 0.719289] UDP-Lite hash table entries: 16384 (order: 8, 1048576 bytes, > vmalloc) > [ 0.720662] NET: Registered PF_UNIX/PF_LOCAL protocol family > [ 0.720683] NET: Registered PF_XDP protocol family > [ 0.722508] pci 0201:00:01.2: enabling device (0140 -> 0142) > [ 0.723771] PCI: CLS 128 bytes, default 128 > [ 0.723938] Trying to unpack rootfs image as initramfs... > [ 0.767252] Initialise system trusted keyrings > [ 0.767343] Key type blacklist registered > [ 0.767650] workingset: timestamp_bits=38 max_order=23 bucket_order=0 > [ 0.769171] fuse: init (API version 7.45) > [ 0.769975] integrity: Platform Keyring initialized > [ 0.824122] Key type asymmetric registered > [ 0.824137] Asymmetric key parser 'x509' registered > [ 0.825122] Block layer SCSI generic (bsg) driver version 0.4 loaded > (major 248) > [ 0.825263] io scheduler mq-deadline registered > [ 0.836393] ledtrig-cpu: registered to indicate activity on CPUs > [ 0.837627] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled > [ 0.838883] Non-volatile memory driver v1.3 > [ 0.838890] Linux agpgart interface v0.103 > [ 0.839621] mousedev: PS/2 mouse device common for all mice > [ 0.839812] rtc-generic rtc-generic: registered as rtc0 > [ 0.839860] rtc-generic rtc-generic: setting system clock to > 2026-02-10T18:37:57 UTC (1770748677) > [ 0.840921] NET: Registered PF_INET6 protocol family > [ 0.841843] Segment Routing with IPv6 > [ 0.841850] RPL Segment Routing with IPv6 > [ 0.841878] In-situ OAM (IOAM) with IPv6 > [ 0.841914] mip6: Mobile IPv6 > [ 0.841923] NET: Registered PF_PACKET protocol family > [ 0.842048] mpls_gso: MPLS GSO support > [ 0.849630] registered taskstats version 1 > [ 0.850077] Loading compiled-in X.509 certificates > [ 1.243340] Freeing initrd memory: 36084K > [ 1.423447] Loaded X.509 cert 'Build time autogenerated kernel key: > 793a971a737b46c65d67338c2fd660a4cfdea9b9' > [ 1.431874] Demotion targets for Node 0: null > [ 1.431882] Demotion targets for Node 1: null > [ 1.432611] Key type .fscrypt registered > [ 1.432618] Key type fscrypt-provisioning registered > [ 1.502198] Key type encrypted registered > [ 1.502210] AppArmor: AppArmor sha256 policy hashing enabled > [ 1.502233] ima: No TPM chip found, activating TPM-bypass! > [ 1.502243] ima: Allocated hash algorithm: sha256 > [ 1.502629] ima: No architecture policies found > [ 1.502703] evm: Initialising EVM extended attributes: > [ 1.502709] evm: security.selinux > [ 1.502715] evm: security.SMACK64 (disabled) > [ 1.502721] evm: security.SMACK64EXEC (disabled) > [ 1.502729] evm: security.SMACK64TRANSMUTE (disabled) > [ 1.502735] evm: security.SMACK64MMAP (disabled) > [ 1.502741] evm: security.apparmor > [ 1.502746] evm: security.ima > [ 1.502752] evm: security.capability > [ 1.502757] evm: HMAC attrs: 0x1 > [ 1.516334] SED: plpks not available > [ 1.551228] Freeing unused kernel image (initmem) memory: 6808K > [ 1.551248] This architecture does not have kernel memory protection. > [ 1.551261] Run /init as init process > Loading, please wait... > Starting systemd-udevd version 259.1-1 > [ 2.351282] ehea: IBM eHEA ethernet device driver (Release EHEA_0107) > [ 2.417297] ipr: IBM Power RAID SCSI Device Driver version: 2.6.4 (March > 14, 2017) > [ 2.417355] ipr 0200:00:01.0: Found IOA with IRQ: 18 > [ 2.431201] ipr 0200:00:01.0: Starting IOA initialization sequence. > [ 2.431219] scsi host0: IBM 0 Storage Adapter > [ 2.431883] ipr 0200:00:01.0: Adapter firmware version: 02200070 > [ 2.431957] ipr 0202:00:01.0: Found IOA with IRQ: 22 > [ 2.435555] ipr 0200:00:01.0: IOA initialized. > [ 2.437763] ipr 0202:00:01.0: Starting IOA initialization sequence. > [ 2.437776] scsi host1: IBM 0 Storage Adapter > [ 2.438392] ipr 0202:00:01.0: Adapter firmware version: 07130025 > [ 2.439244] ipr 0202:00:01.0: IOA initialized. > [ 2.439724] scsi 1:255:255:255: No Device IBM 571A001 > 0150 PQ: 0 ANSI: 0 > [ 2.444206] scsi 0:255:255:255: No Device IBM 572C001SISIOA > 0150 PQ: 0 ANSI: 0 > [ 2.452406] usbcore: registered new interface driver usbfs > [ 2.452456] usbcore: registered new interface driver hub > [ 2.452527] usbcore: registered new device driver usb > [ 2.484193] scsi 0:8:0:0: Enclosure IBM VSBPM2E4 3GSAS 05 > PQ: 0 ANSI: 2 > [ 2.485672] scsi 0:4:2:0: Direct-Access IBM HUS153014VLS300 A424 > PQ: 0 ANSI: 5 > [ 2.492393] scsi 0:4:3:0: Direct-Access IBM HUS153014VLS300 A424 > PQ: 0 ANSI: 5 > [ 2.499075] scsi 0:4:4:0: Direct-Access IBM HUS153014VLS300 A424 > PQ: 0 ANSI: 5 > [ 2.517498] scsi 0:4:10:0: Enclosure IBM PSBPD6E4 3GSAS > 0008 PQ: 0 ANSI: 4 > [ 2.600721] scsi 0:6:10:0: Enclosure IBM PSBPD6E4 3GSAS > 0008 PQ: 0 ANSI: 4 > [ 2.666589] scsi 0:3:0:0: SATA devices are no longer supported by this > driver. Skipping device. > [ 2.714265] Warning! ehci_hcd should always be loaded before uhci_hcd and > ohci_hcd, not after > [ 2.715616] Key type psk registered > [ 2.731026] sd 0:4:2:0: [sda] 286748000 512-byte logical blocks: (147 > GB/137 GiB) > [ 2.732405] sd 0:4:2:0: [sda] Write Protect is off > [ 2.733935] sd 0:4:2:0: [sda] Write cache: disabled, read cache: enabled, > supports DPO and FUA > [ 2.734432] BUG: Kernel NULL pointer dereference at 0x00000000 > [ 2.734444] Faulting instruction address: 0xc000000000c6ee54 > [ 2.734453] Oops: Kernel access of bad area, sig: 11 [#1] > [ 2.734460] BE PAGE_SIZE=4K MMU=Hash SMP NR_CPUS=2048 NUMA pSeries > [ 2.734469] Modules linked in: ehci_pci sd_mod nvme_keyring ehci_hcd > ohci_hcd nvme_auth hkdf usbcore scsi_transport_fc ipr configfs ehea(+) > usb_common > [ 2.734509] CPU: 0 UID: 0 PID: 55 Comm: kworker/u33:0 Not tainted > 6.18.9+deb14-powerpc64 #1 PREEMPTLAZY Debian 6.18.9-1 > [ 2.734520] Hardware name: IBM,8204-E8A POWER6 (architected) 0x3e0302 > 0xf000002 of:IBM,EL350_118 hv:phyp pSeries > [ 2.734530] Workqueue: async async_run_entry_fn > [ 2.734543] NIP: c000000000c6ee54 LR: c000000000c6c934 CTR: > c000000000c6b140 > [ 2.734551] REGS: c0000000044cf510 TRAP: 0380 Not tainted > (6.18.9+deb14-powerpc64 Debian 6.18.9-1) > [ 2.734560] MSR: 800000000200b032 <SF,VEC,EE,FP,ME,IR,DR,RI> CR: > 24000884 XER: 00000000 > [ 2.734587] CFAR: c000000000c6ee10 IRQMASK: 0 > [ 2.734587] GPR00: c000000000c6b09c c0000000044cf7b0 c000000001d0d000 > c0000003c4911000 > [ 2.734587] GPR04: 0000000000000000 0000000000000000 0000000000000000 > 0000000000000000 > [ 2.734587] GPR08: 0000000000000001 0000000000000000 c0000000031aecc0 > 0000000044000884 > [ 2.734587] GPR12: c000000000c6b140 c0000000027d3000 c00000000028a8a8 > c0000003c19f9e40 > [ 2.734587] GPR16: 0000000000000000 0000000000000000 0000000000000000 > 0000000000000000 > [ 2.734587] GPR20: 0000000000000000 0000000000000000 0000000000000000 > c000000003210400 > [ 2.734587] GPR24: 0000000000000000 0000000000000000 0000000000000000 > 0000000000000001 > [ 2.734587] GPR28: c0000003c49110c8 0000000000000000 c0000003c4911000 > 0000000000000001 > [ 2.734706] NIP [c000000000c6ee54] pci_msi_domain_supports+0x54/0x70 > [ 2.734717] LR [c000000000c6c934] __pci_enable_msi_range+0x154/0x490 > [ 2.734726] Call Trace: > [ 2.734730] [c0000000044cf7b0] [c00000000131c0fc] > _raw_spin_unlock_irqrestore+0x4c/0xa0 (unreliable) > [ 2.734746] [c0000000044cf860] [c000000000c6b09c] > pci_alloc_irq_vectors_affinity+0x13c/0x1e0 > [ 2.734758] [c0000000044cf8f0] [c0003d0007d42ab4] > usb_hcd_pci_probe+0x34c/0x5e0 [usbcore] > [ 2.734802] [c0000000044cf9a0] [c0003d00080b40a4] ehci_pci_probe+0x4c/0x80 > [ehci_pci] > [ 2.734815] [c0000000044cf9d0] [c000000000c5ac54] local_pci_probe+0x64/0xf0 > [ 2.734827] [c0000000044cfa50] [c000000000c5ad78] pci_call_probe+0x98/0x220 > [ 2.734839] [c0000000044cfbb0] [c000000000c5c260] > pci_device_probe+0xc0/0x1f0 > [ 2.734850] [c0000000044cfc00] [c000000000d943b0] really_probe+0x100/0x510 > [ 2.734863] [c0000000044cfc90] [c000000000d94870] > __driver_probe_device+0xb0/0x200 > [ 2.734875] [c0000000044cfd10] [c000000000d94b14] > driver_probe_device+0x54/0x130 > [ 2.734887] [c0000000044cfd50] [c000000000d95114] > __driver_attach_async_helper+0x74/0x150 > [ 2.734899] [c0000000044cfdd0] [c000000000294a9c] > async_run_entry_fn+0x5c/0x1c0 > [ 2.734911] [c0000000044cfe60] [c00000000027bbb8] > process_one_work+0x1c8/0x500 > [ 2.734923] [c0000000044cff10] [c00000000027ca0c] worker_thread+0x2dc/0x450 > [ 2.734935] [c0000000044cff90] [c00000000028aa2c] kthread+0x18c/0x1a0 > [ 2.734946] [c0000000044cffe0] [c00000000000ceb0] > start_kernel_thread+0x14/0x18 > [ 2.734958] Code: e92a0088 80690000 7c632038 7c632278 7c630034 5463d97e > 786307e0 4e800020 60000000 60000000 60000000 e92a0020 <80690000> 4bffffd4 > 60000000 7ca50034 > [ 2.735003] ---[ end trace 0000000000000000 ]--- Is this problem reproducible? Does it also happen on a cold start? Does it make the machine boot if you add module_blacklist=ehci-pci,ehci-hcd,ehea to the kernel command line? If yes, can you please try to reduce the list of modules to blacklist and report back which is the relevant (or relevant combination) here? Best regards Uwe
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