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Message-ID: <CA+QYu4qxf2CYe2gC6EYnOHXPKS-+cEXL=MnUvqRFaN7W1i6ahQ@mail.gmail.com> Date: Thu, 10 Jun 2021 13:47:04 +0200 From: Bruno Goncalves <bgoncalv@...hat.com> To: linux@...musvillemoes.dk, linux-kernel@...r.kernel.org Cc: CKI Project <cki-project@...hat.com> Subject: Panic on ppc64le using kernel 5.13.0-rc3 Hello, We've observed in some cases kernel panic when trying to boot on ppc64le using a kernel based on 5.13.0-rc3. We are not sure if it could be related to patch https://lore.kernel.org/lkml/20210313212528.2956377-2-linux@rasmusvillemoes.dk/ [ 1.516075] wait_for_initramfs() called before rootfs_initcalls [ 1.520467] raid6: skip pq benchmark and using algorithm vpermxor8 [ 1.520475] raid6: using intx1 recovery algorithm [ 1.520654] iommu: Default domain type: Translated [ 1.520733] vgaarb: loaded [ 1.520937] SCSI subsystem initialized [ 1.521104] usbcore: registered new interface driver usbfs [ 1.521118] usbcore: registered new interface driver hub [ 1.521179] usbcore: registered new device driver usb [ 1.521207] pps_core: LinuxPPS API ver. 1 registered [ 1.521212] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@...ux.it> [ 1.521220] PTP clock support registered [ 1.521388] EDAC MC: Ver: 3.0.0 [ 1.521784] NetLabel: Initializing [ 1.521789] NetLabel: domain hash size = 128 [ 1.521793] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 1.521812] NetLabel: unlabeled traffic allowed by default [ 1.523330] clocksource: Switched to clocksource timebase [ 1.546838] VFS: Disk quotas dquot_6.6.0 [ 1.546981] VFS: Dquot-cache hash table entries: 8192 (order 0, 65536 bytes) [ 1.549556] NET: Registered protocol family 2 [ 1.549749] IP idents hash table entries: 262144 (order: 5, 2097152 bytes, vmalloc) [ 1.555300] tcp_listen_portaddr_hash hash table entries: 65536 (order: 4, 1048576 bytes, vmalloc) [ 1.555559] TCP established hash table entries: 524288 (order: 6, 4194304 bytes, vmalloc) [ 1.556874] TCP bind hash table entries: 65536 (order: 4, 1048576 bytes, vmalloc) [ 1.557053] TCP: Hash tables configured (established 524288 bind 65536) [ 1.557788] MPTCP token hash table entries: 65536 (order: 4, 1572864 bytes, vmalloc) [ 1.558051] UDP hash table entries: 65536 (order: 5, 2097152 bytes, vmalloc) [ 1.558449] UDP-Lite hash table entries: 65536 (order: 5, 2097152 bytes, vmalloc) [ 1.559536] NET: Registered protocol family 1 [ 1.559548] NET: Registered protocol family 44 [ 1.559681] pci 0005:03:00.0: enabling device (0140 -> 0142) [ 1.559757] PCI: CLS 128 bytes, default 128 [ 1.560150] Trying to unpack rootfs image as initramfs... [ 1.560203] rtas_flash: no firmware flash support [ 1.575826] Initialise system trusted keyrings [ 1.575859] Key type blacklist registered [ 1.576031] workingset: timestamp_bits=38 max_order=24 bucket_order=0 [ 1.578756] zbud: loaded [ 1.620652] NET: Registered protocol family 38 [ 1.620705] xor: measuring software checksum speed [ 1.621978] 8regs : 7789 MB/sec [ 1.623409] 8regs_prefetch : 7482 MB/sec [ 1.624493] 32regs : 9208 MB/sec [ 1.625666] 32regs_prefetch : 8471 MB/sec [ 1.626333] altivec : 15060 MB/sec [ 1.626339] xor: using function: altivec (15060 MB/sec) [ 1.626348] Key type asymmetric registered [ 1.626354] Asymmetric key parser 'x509' registered [ 1.626417] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 245) [ 1.626604] io scheduler mq-deadline registered [ 1.626610] io scheduler kyber registered [ 1.626812] io scheduler bfq registered [ 1.635490] atomic64_test: passed [ 1.636168] random: crng init done [ 1.636563] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4 [ 1.636815] hvc0: raw protocol on /ibm,opal/consoles/serial@0 (boot console) [ 1.637064] hvc1: hvsi protocol on /ibm,opal/consoles/serial@1 [ 1.637091] Serial: 8250/16550 driver, 32 ports, IRQ sharing enabled [ 1.638860] Non-volatile memory driver v1.3 [ 1.640714] libphy: Fixed MDIO Bus: probed [ 1.640864] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 1.640880] ehci-pci: EHCI PCI platform driver [ 1.640895] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 1.640912] ohci-pci: OHCI PCI platform driver [ 1.640925] uhci_hcd: USB Universal Host Controller Interface driver [ 1.641099] xhci_hcd 0005:03:00.0: xHCI Host Controller [ 1.641232] xhci_hcd 0005:03:00.0: new USB bus registered, assigned bus number 1 [ 1.641379] xhci_hcd 0005:03:00.0: hcc params 0x0270f06d hci version 0x96 quirks 0x0000000004000000 [ 1.641849] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.13 [ 1.641858] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 1.641865] usb usb1: Product: xHCI Host Controller [ 1.641871] usb usb1: Manufacturer: Linux 5.13.0-rc3 xhci-hcd [ 1.641876] usb usb1: SerialNumber: 0005:03:00.0 [ 1.642025] hub 1-0:1.0: USB hub found [ 1.642040] hub 1-0:1.0: 4 ports detected [ 1.642211] xhci_hcd 0005:03:00.0: xHCI Host Controller [ 1.642275] xhci_hcd 0005:03:00.0: new USB bus registered, assigned bus number 2 [ 1.642283] xhci_hcd 0005:03:00.0: Host supports USB 3.0 SuperSpeed [ 1.642305] usb usb2: We don't know the algorithms for LPM for this host, disabling LPM. [ 1.642383] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.13 [ 1.642391] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 1.642398] usb usb2: Product: xHCI Host Controller [ 1.642403] usb usb2: Manufacturer: Linux 5.13.0-rc3 xhci-hcd [ 1.642409] usb usb2: SerialNumber: 0005:03:00.0 [ 1.642543] hub 2-0:1.0: USB hub found [ 1.642557] hub 2-0:1.0: 4 ports detected [ 1.642732] usbcore: registered new interface driver usbserial_generic [ 1.642744] usbserial: USB Serial support registered for generic [ 1.642786] mousedev: PS/2 mouse device common for all mice [ 1.646583] device-mapper: uevent: version 1.0.3 [ 1.646730] device-mapper: ioctl: 4.45.0-ioctl (2021-03-22) initialised: dm-devel@...hat.com [ 1.647019] powernv-cpufreq: cpufreq pstate min 0xffffffda nominal 0xfffffff7 max 0x0 [ 1.647027] powernv-cpufreq: Workload Optimized Frequency is disabled in the platform [ 1.652136] hid: raw HID events driver (C) Jiri Kosina [ 1.652178] usbcore: registered new interface driver usbhid [ 1.652183] usbhid: USB HID core driver [ 1.652441] drop_monitor: Initializing network drop monitor service [ 1.652599] Initializing XFRM netlink socket [ 1.653049] NET: Registered protocol family 10 [ 1.764430] Initramfs unpacking failed: no cpio magic [ 1.766204] Freeing initrd memory: 18176K [ 1.768734] Segment Routing with IPv6 [ 1.768747] RPL Segment Routing with IPv6 [ 1.768792] mip6: Mobile IPv6 [ 1.768801] NET: Registered protocol family 17 [ 1.768912] secvar-sysfs: secvar: failed to retrieve secvar operations. [ 1.768961] drmem: No dynamic reconfiguration memory found [ 1.769297] registered taskstats version 1 [ 1.769329] Loading compiled-in X.509 certificates [ 1.771836] Loaded X.509 cert 'Build time autogenerated kernel key: 97604d93c367cf27b215cdfd062467d582f7e126' [ 1.774441] zswap: loaded using pool lzo/zbud [ 1.774697] debug_vm_pgtable: [debug_vm_pgtable ]: Validating architecture page table helpers [ 1.775440] Key type ._fscrypt registered [ 1.775450] Key type .fscrypt registered [ 1.775458] Key type fscrypt-provisioning registered [ 1.778036] Btrfs loaded, crc32c=crc32c-generic, zoned=yes [ 1.778099] pstore: Using crash dump compression: deflate [ 1.778765] Key type encrypted registered [ 1.779101] Secure boot mode disabled [ 1.779113] ima: No TPM chip found, activating TPM-bypass! [ 1.779126] Loading compiled-in module X.509 certificates [ 1.781448] Loaded X.509 cert 'Build time autogenerated kernel key: 97604d93c367cf27b215cdfd062467d582f7e126' [ 1.781465] ima: Allocated hash algorithm: sha256 [ 1.781727] Secure boot mode disabled [ 1.781963] Trusted boot mode disabled [ 1.781972] ima: No architecture policies found [ 1.782008] evm: Initialising EVM extended attributes: [ 1.782017] evm: security.selinux [ 1.782024] evm: security.ima [ 1.782032] evm: security.capability [ 1.782040] evm: HMAC attrs: 0x1 [ 1.787618] Freeing unused kernel memory: 5760K [ 1.787634] Kernel memory protection not selected by kernel config. [ 1.787649] Run /init as init process [ 1.787793] Failed to execute /init (error -2) [ 1.787801] Run /sbin/init as init process [ 1.787842] Run /etc/init as init process [ 1.787880] Run /bin/init as init process [ 1.787921] Run /bin/sh as init process [ 1.787978] Kernel panic - not syncing: No working init found. Try passing init= option to kernel. See Linux Documentation/admin-guide/init.rst for guidance. [ 1.787993] CPU: 24 PID: 1 Comm: swapper/0 Not tainted 5.13.0-rc3 #1 [ 1.788004] Call Trace: [ 1.788009] [c000004001083cc0] [c0000000009f2640] dump_stack+0xc4/0x114 (unreliable) [ 1.788027] [c000004001083d10] [c00000000014b9e0] panic+0x168/0x408 [ 1.788040] [c000004001083da0] [c000000000012964] kernel_init+0x14c/0x168 [ 1.788052] [c000004001083e10] [c00000000000d6ec] ret_from_kernel_thread+0x5c/0x70 [ 1.813436] ---[ end Kernel panic - not syncing: No working init found. Try passing init= option to kernel. See Linux Documentation/admin-guide/init.rst for guidance. ]--- More logs: https://s3.us-east-1.amazonaws.com/arr-cki-prod-datawarehouse-public/datawarehouse-public/2021/06/09/317881801/build_ppc64le_redhat:1332368174/tests/10112063_ppc64le_2_console.log https://s3.us-east-1.amazonaws.com/arr-cki-prod-datawarehouse-public/datawarehouse-public/2021/06/08/317255035/build_ppc64le_redhat:1329401048/tests/10107307_ppc64le_2_console.log https://s3.us-east-1.amazonaws.com/arr-cki-prod-datawarehouse-public/datawarehouse-public/2021/06/08/105424895c02858922e1bf27ef01127e12caca9a/build_ppc64le_redhat:1326137946/tests/1/results_0001/console.log/console.log Thanks, Bruno Goncalves
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