CUREENT issue with ballon.c
Outback Dingo
outbackdingo at gmail.com
Thu Oct 24 12:01:34 UTC 2013
On Thu, Oct 24, 2013 at 6:16 AM, Roger Pau Monné <roger.pau at citrix.com>wrote:
> On 24/10/13 03:02, Outback Dingo wrote:
> > --- trap 0, rip = 0, rsp = 0xfffffe00002c6b70, rbp = 0 ---
> > uma_zalloc_arg: zone "16" with the following non-sleepable locks held:
> > exclusive sleep mutex balloon_lock (balloon_lock) r = 0
> > (0xffffffff816e9c58) locked @ /usr/src/sys/dev/xen/balloon/balloon.c:339
> > exclusive sleep mutex balloon_mutex (balloon_mutex) r = 0
> > (0xffffffff816e9c38) locked @ /usr/src/sys/dev/xen/balloon/balloon.c:373
> > KDB: stack backtrace:
> > db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame
> > 0xfffffe00002c67c0
> > kdb_backtrace() at kdb_backtrace+0x39/frame 0xfffffe00002c6870
> > witness_warn() at witness_warn+0x4a8/frame 0xfffffe00002c6930
> > uma_zalloc_arg() at uma_zalloc_arg+0x3b/frame 0xfffffe00002c69a0
> > malloc() at malloc+0x101/frame 0xfffffe00002c69f0
> > balloon_process() at balloon_process+0x44a/frame 0xfffffe00002c6a70
> > fork_exit() at fork_exit+0x84/frame 0xfffffe00002c6ab0
> > fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00002c6ab0
> > --- trap 0, rip = 0, rsp = 0xfffffe00002c6b70, rbp = 0 ---
> > uma_zalloc_arg: zone "16" with the following non-sleepable locks held:
> > exclusive sleep mutex balloon_lock (balloon_lock) r = 0
> > (0xffffffff816e9c58) locked @ /usr/src/sys/dev/xen/balloon/balloon.c:339
> > exclusive sleep mutex balloon_mutex (balloon_mutex) r = 0
> > (0xffffffff816e9c38) locked @ /usr/src/sys/dev/xen/balloon/balloon.c:373
> > KDB: stack backtrace:
> > db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame
> > 0xfffffe00002c67c0
> > kdb_backtrace() at kdb_backtrace+0x39/frame 0xfffffe00002c6870
> > witness_warn() at witness_warn+0x4a8/frame 0xfffffe00002c6930
> > uma_zalloc_arg() at uma_zalloc_arg+0x3b/frame 0xfffffe00002c69a0
> > malloc() at malloc+0x101/frame 0xfffffe00002c69f0
> > balloon_process() at balloon_process+0x44a/frame 0xfffffe00002c6a70
> > fork_exit() at fork_exit+0x84/frame 0xfffffe00002c6ab0
> > fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe00002c6ab0
> > --- trap 0, rip = 0, rsp = 0xfffffe00002c6b70, rbp = 0 ---
> > uma_zalloc_arg: zone "16" with the following non-sleepable locks held:
>
> Did you do anything specific to trigger the crash? Can you explain the
> steps needed to reproduce it?
>
>
just recompiled a kernel, and booted it scrolls continuously across the
screen
doesnt seem to ever stop.
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