[FoRK] Skype == Malware?

Damien Morton dmorton at bitfurnace.com
Mon Aug 26 14:38:34 PDT 2013


On Mon, Aug 26, 2013 at 5:11 PM, Lorin Rivers <lrivers at mosasaur.com> wrote:

> I've been running Skype pretty much all day, every day for the last
> several months without such problems, not that it's any help.
>

Likewise.

>
> --
> Lorin Rivers
> 512-203-3198
>
> On Aug 26, 2013, at 11:13, Stephen Williams <sdw at lig.net> wrote:
>
> > Skype == Malware now.
> >
> > My always reliable MacPro Desktop, now several years old, has been
> locking up after 1-3 days.  At first, I assumed that the fans or RAM were
> going bad.
> >
> > Then I noticed a consistent system crash report analysis association
> with zalloc failures apparently caused by Skype.  Is this some kind of plot?
> >
> > Interval Since Last Panic Report:  2874210 sec
> > Panics Since Last Report:          4
> > Anonymous UUID: AA86548F-2E22-48A6-9C4F-76D40064E3A5
> >
> > Mon Aug 26 09:00:16 2013
> > panic(cpu 0 caller 0xffffff80002447d9): "zalloc: \"semaphores\"
> (20684682 elements) retry fail 3, kfree_nop_count:
> 16"@/SourceCache/xnu/xnu-1699.32.7/osfmk/kern/zalloc.c:1766
> > Backtrace (CPU 0), Frame : Return Address
> > 0xffffff81d25f3c50 : 0xffffff8000220792
> > 0xffffff81d25f3cd0 : 0xffffff80002447d9
> > 0xffffff81d25f3db0 : 0xffffff800023557e
> > 0xffffff81d25f3df0 : 0xffffff800025cd6e
> > 0xffffff81d25f3e20 : 0xffffff8000223096
> > 0xffffff81d25f3e50 : 0xffffff80002148a9
> > 0xffffff81d25f3eb0 : 0xffffff800021bbd8
> > 0xffffff81d25f3f10 : 0xffffff80002af140
> > 0xffffff81d25f3fb0 : 0xffffff80002dab5e
> >
> > BSD process name corresponding to current thread: Skype
> > Boot args: serverperfmode=1
> >
> > Mac OS version:
> > 11G63
> >
> > Kernel version:
> > Darwin Kernel Version 11.4.2: Thu Aug 23 16:25:48 PDT 2012;
> root:xnu-1699.32.7~1/RELEASE_X86_64
> > Kernel UUID: FF3BB088-60A4-349C-92EA-CA649C698CE5
> > System model name: MacPro3,1 (Mac-F42C88C8)
> >
> > System uptime in nanoseconds: 39536870674476
> > vm objects:58475648
> > vm object hash entri:7911120
> > VM map entries:8499200
> > pv_list:12201984
> > kalloc.16:11198464
> > kalloc.32:2011136
> > kalloc.64:184782848
> > kalloc.128:13258752
> > kalloc.256:192999424
> > kalloc.512:5181440
> > kalloc.1024:2772992
> > kalloc.2048:11649024
> > kalloc.4096:6688768
> > kalloc.8192:3072000
> > vm pages:296086608
> > mem_obj_control:3166208
> > ipc ports:3929306384
> > semaphores:1654774560
> > threads:1888320
> > uthreads:1073088
> > vnodes:74400744
> > namecache:31220160
> > HFS node:98344896
> > HFS fork:25272320
> > buf.4096:1515520
> > buf.8192:15769600
> > buf headers:34467840
> > ubc_info zone:14216400
> > vnode pager structur:7898880
> > Kernel Stacks:3031040
> > PageTables:107802624
> > Kalloc.Large:40551516
> >
> > Backtrace suspected of leaking: (outstanding bytes: 714104)
> > 0xffffff8000217739
> > 0xffffff80002355e1
> > 0xffffff800025cd6e
> > 0xffffff8000223096
> > 0xffffff80002148a9
> > 0xffffff800021bbd8
> > 0xffffff80002af140
> >
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>
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