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Re: crash with latest audio changes
On Friday 16 Dec 2016 16:13:35 Christos Zoulas wrote:
> In article <35284500.X7LH1kdvpI%cruncher.anduin.org.uk@localhost>,
> Dave Tyson <dtyson%anduin.org.uk@localhost> wrote:
> >I updated a DELL system from 7.99.39 (Oct 13th) to the latest current (Dec
> >16th). When I bring up KDE the newer kernel panics in the audio code, works
> >fine with older kernel. I guess this relates to the recent in-kernel mixer
> I just committed something that should help with this. Can you try again
> and also look in dmesg about where the attach for audio fails?
OK, CVS'ed up and rebuilt a new kernel. This crashes in the same way and the
backtrace looked identical so I just checked that I hadn't loaded the earlier
kernel. ident showed it had audio.c 1.280 Phew!
uvm_fault(0xfffffe811cc93730, 0x0, 1) -> e
fatal page fault in supervisor mode
trap type 6 code 0 rip ffffffff80641d0f cs 8 rflags 10246 cr2 71a ilevel 0 rsp
curlwp 0xfffffe8118d8d1e0 pid 481.1 lowest kstack 0xfffffe80404422c0
cpu1: Begin traceback...
vpanic() at netbsd:vpanic+0x140
snprintf() at netbsd:snprintf
trap() at netbsd:trap+0xc76
--- trap (number 6) ---
audio_get_port() at netbsd:audio_get_port+0x7e
audioioctl() at netbsd:audioioctl+0x84
VOP_IOCTL() at netbsd:VOP_IOCTL+0x3b
vn_ioctl() at netbsd:vn_ioctl+0xa6
sys_ioctl() at netbsd:sys_ioctl+0x101
syscall() at netbsd:syscall+0x1df
--- syscall (number 54) ---
cpu1: End traceback...
Open Source O/S: www.netbsd.org
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