3.16.52-rc1 review patch. If anyone has any objections, please let me know.
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From: Ravi Bangoria
commit 4917fcb58cc73f6b81455e3c5f960144809ddf1a upstream.
Kernel crashes if power pmu is not registered and user tries to dump
regs with 'echo p > /proc/sysrq-trigger'. Sample lo
On Tue, 2017-09-19 at 06:17:06 UTC, Ravi Bangoria wrote:
> Kernel crashes if power pmu is not registered and user tries to dump
> regs with 'echo p > /proc/sysrq-trigger'. Sample log:
>
> Unable to handle kernel paging request for data at address 0x0008
> Faulting instruction address: 0xc0
On Tuesday 19 September 2017 03:30 PM, Michael Ellerman wrote:
Ravi Bangoria writes:
Kernel crashes if power pmu is not registered and user tries to dump
regs with 'echo p > /proc/sysrq-trigger'. Sample log:
Unable to handle kernel paging request for data at address 0x0008
Faultin
Ravi Bangoria writes:
> Kernel crashes if power pmu is not registered and user tries to dump
> regs with 'echo p > /proc/sysrq-trigger'. Sample log:
>
> Unable to handle kernel paging request for data at address 0x0008
> Faulting instruction address: 0xc00d52f0
>
> NIP [c000
Kernel crashes if power pmu is not registered and user tries to dump
regs with 'echo p > /proc/sysrq-trigger'. Sample log:
Unable to handle kernel paging request for data at address 0x0008
Faulting instruction address: 0xc00d52f0
NIP [c00d52f0] perf_event_print_debug+0x1
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