Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> writes:
> Hi all,
>
> Changes since 20170530:
>
> The mfd tree gained a build failure so I used the version from
> next-20170530.
>
> The drivers-x86 tree gained the same build failure as the mfd tree so
> I used the version from next-20170530.
>
> The rtc tree gained a build failure so I used the version from
> next-20170530.
>
> The akpm tree lost a patch that turned up elsewhere.
>
> Non-merge commits (relative to Linus' tree): 3325
> 3598 files changed, 135000 insertions(+), 72065 deletions(-)
More or less all my powerpc boxes failed to boot this.
All the stack traces point to new_slab():
PID hash table entries: 4096 (order: -1, 32768 bytes)
Memory: 127012480K/134217728K available (12032K kernel code, 1920K rwdata, 2916K rodata, 1088K init, 14065K bss, 487808K reserved, 6717440K cma-reserved)
Unable to handle kernel paging request for data at address 0x000004f0
Faulting instruction address: 0xc00000000033fd48
Oops: Kernel access of bad area, sig: 11 [#1]
SMP NR_CPUS=2048
NUMA
PowerNV
Modules linked in:
CPU: 0 PID: 0 Comm: swapper Not tainted 4.12.0-rc3-gccN-next-20170531-gf2882f4 #1
task: c000000000fb1200 task.stack: c000000001104000
NIP: c00000000033fd48 LR: c00000000033fb1c CTR: c0000000002d6ae0
REGS: c000000001107970 TRAP: 0380 Not tainted (4.12.0-rc3-gccN-next-20170531-gf2882f4)
MSR: 9000000002001033 <SF,HV,VEC,ME,IR,DR,RI,LE>
CR: 22042244 XER: 00000000
CFAR: c00000000033fbfc SOFTE: 0
GPR00: c00000000033fb1c c000000001107bf0 c000000001108b00 c0000007ffff6180
GPR04: c000000001139600 0000000000000000 00000007f9880000 0000000000000080
GPR08: c0000000011cf5d8 00000000000004f0 0000000000000000 c0000007ffff6280
GPR12: 0000000028042822 c00000000fd40000 0000000000000000 0000000000000000
GPR16: 0000000000000000 c000000000dc9198 c000000000dc91c8 000000000000006f
GPR20: 0000000000000001 0000000000002000 00000000014000c0 0000000000000000
GPR24: 0000000000000201 c0000007f9010000 0000000000000000 0000000080010400
GPR28: 0000000000000001 0000000000000006 f000000001fe4000 c000000000f15958
NIP [c00000000033fd48] new_slab+0x318/0x710
LR [c00000000033fb1c] new_slab+0xec/0x710
Call Trace:
[c000000001107bf0] [c00000000033fb1c] new_slab+0xec/0x710 (unreliable)
[c000000001107cc0] [c000000000348cc0] __kmem_cache_create+0x270/0x800
[c000000001107df0] [c000000000ece8b4] create_boot_cache+0xa0/0xe4
[c000000001107e70] [c000000000ed30d0] kmem_cache_init+0x68/0x16c
[c000000001107f00] [c000000000ea0b08] start_kernel+0x2a0/0x554
[c000000001107f90] [c00000000000ad70] start_here_common+0x1c/0x4ac
Instruction dump:
57bd039c 79291f24 7fbd0074 7c68482a 7bbdd182 3bbd0005 60000000 3d230001
e95e0038 e9299a7a 3929009e 79291f24 <7f6a482a> e93b0080 7fa34800 409e036c
---[ end trace 0000000000000000 ]---
Kernel panic - not syncing: Attempted to kill the idle task!
Rebooting in 10 seconds..
cheers
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