Hi all,
seems the latest 6.0-rc4 kernel is broken for ppc64le, so be aware. It
fails very early with the following on a P8 system, and I guess on P9
like Talos II as well (it fails to boot on Talos for sure, but I haven't
captured the traceback yet). Seems a fix already exists in
https://lists.ozlabs.org/pipermail/linuxppc-dev/2022-September/247979.html
...
[ 0.058147] thermal_sys: Registered thermal governor 'fair_share'
[ 0.058152] thermal_sys: Registered thermal governor 'step_wise'
[ 0.058304] cpuidle: using governor menu
[ 0.058891] pstore: Registered nvram as persistent store backend
[ 0.059958] EEH: PowerNV platform initialized
[ 0.059990] ------------[ cut here ]------------
[ 0.060011] kernel BUG at arch/powerpc/kernel/syscall.c:39!
[ 0.060036] Oops: Exception in kernel mode, sig: 5 [#1]
[ 0.060061] LE PAGE_SIZE=64K MMU=Hash SMP NR_CPUS=2048 NUMA PowerNV
[ 0.060090] Modules linked in:
[ 0.060111] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 6.0.0-0.rc4.31.fc38.ppc64le #1
[ 0.060144] NIP: c00000000002ced8 LR: c00000000000c63c CTR: c00000000000c550
[ 0.060176] REGS: c0000000067cfb00 TRAP: 0700 Not tainted
(6.0.0-0.rc4.31.fc38.ppc64le)
[ 0.060208] MSR: 9000000000029033 <SF,HV,EE,ME,IR,DR,RI,LE> CR: 28000222 XER:
20000000
[ 0.060265] CFAR: c00000000000c638 IRQMASK: 3
[ 0.060265] GPR00: c00000000000c63c c0000000067cfda0 c000000002904200 000000000000041c
[ 0.060265] GPR04: 00000000067cfbd0 0000000000000020 0000000000000000 0000000000000000
[ 0.060265] GPR08: 00000003f7f90000 0000000000000001 9000000002009033 0000000000000000
[ 0.060265] GPR12: ffffffffffffffff c0000003ff7fee80 c000000000012568 0000000000000000
[ 0.060265] GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 0.060265] GPR20: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 0.060265] GPR24: 0000000000000000 0000000000000000 0000000000000020 00000000067cfbd0
[ 0.060265] GPR28: 000000000000041c 0000000028000222 c0000000067cfe80 c0000000067cfda0
[ 0.083715] NIP [c00000000002ced8] system_call_exception+0xb8/0x3b0
[ 0.083750] LR [c00000000000c63c] system_call_common+0xec/0x250
[ 0.084157] Call Trace:
[ 0.084172] [c0000000067cfda0] [c0000000067cfe10] 0xc0000000067cfe10 (unreliable)
[ 0.084398] [c0000000067cfe10] [c00000000000c63c] system_call_common+0xec/0x250
[ 0.084870] --- interrupt: c00 at plpar_hcall+0x38/0x60
[ 0.085113] NIP: c0000000000efec8 LR: c0000000020278f8 CTR: 0000000000000000
[ 0.085363] REGS: c0000000067cfe80 TRAP: 0c00 Not tainted
(6.0.0-0.rc4.31.fc38.ppc64le)
[ 0.085655] MSR: 9000000002009033 <SF,HV,VEC,EE,ME,IR,DR,RI,LE> CR: 28000222
XER: 00000000
[ 0.086085] IRQMASK: 0
[ 0.086085] GPR00: 0000000028000222 c0000000067cfb50 c000000002904200 000000000000041c
[ 0.086085] GPR04: 00000000067cfbd0 0000000000000020 0000000000000000 0000000000000000
[ 0.086085] GPR08: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 0.086085] GPR12: 0000000000000000 c0000003ff7fee80 c000000000012568 0000000000000000
[ 0.086085] GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 0.086085] GPR20: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 0.086085] GPR24: 0000000000000000 c0000000020033e8 cccccccccccccccd c0000000020a1948
[ 0.086085] GPR28: 0000000000000000 c0000000067cfbd0 0000000000000003 c00000000202789c
[ 0.088726] NIP [c0000000000efec8] plpar_hcall+0x38/0x60
[ 0.088967] LR [c0000000020278f8] pseries_plpks_init+0x5c/0x238
[ 0.089197] --- interrupt: c00
[ 0.089432] [c0000000067cfb50] [ffffffffffffffff] 0xffffffffffffffff (unreliable)
[ 0.089685] Instruction dump:
[ 0.089974] 39210020 fb9e0110 60000000 39200000 0b090000 60000000 e95e0108 69490002
[ 0.090190] 7929ffe2 0b090000 69494000 792997e2 <0b090000> e93e0138 792907e0
0b090000
[ 0.090424] ---[ end trace 0000000000000000 ]---
[ 0.202281]
[ 1.202369] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000005
[ 1.303515] ---[ end Kernel panic - not syncing: Attempted to
Dan