Re: linux syscall get_robust_list causes panic

From: Alexander Best <alexbestms_at_math.uni-muenster.de>
Date: Sun, 14 Jun 2009 17:18:50 +0200 (CEST)
[arundel_at_~ - 04:02 pm] sysctl sysctl debug.debugger_on_panic
debug.debugger_on_panic: 0

maybe a bug?

Paul B. Mahol schrieb am 2009-06-14:
> On 6/14/09, Alexander Best <alexbestms_at_math.uni-muenster.de> wrote:
> > hi there,

> > i tried to run the latest release (20090531) of the linux test
> > project (ltp)
> > with emulators/linux_dist-gentoo-stage3. however the kernel panics
> > after
> > ltp's
> > get_robust_list(2) test. set_robust_list(2) passes without any
> > problems.

> > i've attached a screenshot of the panic and the source which is
> > causing the
> > panic. you won't be able to compile it without ltp however. after
> > installing
> > and compiling ltp the source and the executable can be found in
> > "/usr/local/gentoo-stage3/ltp-full-20090531/testcases/kernel/syscalls/get_robust_list".
> > simply running the
> > "/usr/local/gentoo-stage3/ltp-full-20090531/testcases/kernel/syscalls/get_robust_list/get_robust_list01"
> > executable results in a panic.

> > unfortunately i cannot supply a complete bt, because i only own a
> > usb
> > keyboard
> > which doesn't respond after the panic. actually i'm a bit surprised
> > the
> > debugger was started, because i have "KDB_UNATTENDED" in my kernel
> > conf. any
> > reason the machine doesn't reboot and save the dump to
> > /var/crash/vmcore.*?

> sysctl debug.debugger_on_panic=0
Received on Sun Jun 14 2009 - 13:18:52 UTC

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