Date: Fri, 6 Dec 2019 13:38:59 -0800 From: Steve Kargl <sgk@troutmask.apl.washington.edu> To: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net> Cc: freebsd-current@freebsd.org Subject: Re: USB causing boot to hang Message-ID: <20191206213859.GA1897@troutmask.apl.washington.edu> In-Reply-To: <603953FF-62C2-4773-B6EB-18305F9F1E7F@lists.zabbadoz.net> References: <20191206202316.GA1053@troutmask.apl.washington.edu> <603953FF-62C2-4773-B6EB-18305F9F1E7F@lists.zabbadoz.net>
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On Fri, Dec 06, 2019 at 09:32:01PM +0000, Bjoern A. Zeeb wrote: > On 6 Dec 2019, at 20:23, Steve Kargl wrote: > > > I updates /usr/src to r355452, and updated by kernel and > > world. Upon rebooting, verbose boot messages susgests > > the system is hanging when USB starts to attach. With > > the 3-week kernel verbose boot shows: > > > > ... > > pcm4: <Realtek ALC889 (Rear Digital)> at nid 30 on hdaa1 > > pcm4: Playback: > > pcm4: Stream cap: 0x00000005 AC3 PCM > > pcm4: PCM cap: 0x000e05f0 16 20 24 bits, 32 44 48 88 96 192 > > KHz > > pcm4: DAC: 6 > > pcm4: > > pcm4: nid=30 [pin: SPDIF-out (Grey Jack)] > > pcm4: + <- nid=6 [audio output] [src: pcm] > > pcm4: > > pcm4: Mixer "vol" -> "none": child=0x00000010 > > pcm4: Mixer "pcm": parent="vol" > > pcm4: Soft PCM mixer ENABLED > > pcm4: Playback channel set is: Front Left, Front Right, > > pcm4: Playback channel matrix is: 2.0 (unknown) > > usbus0: 5.0Gbps Super Speed USB v3.0 > > usbus1: 12Mbps Full Speed USB v1.0 > > ... > > > > end with a prompt on the console. With today's kernel, > > boot is hung after the last pcm4: message and no usbus0 > > is displayed. > > > > The booting kernel/system is a > > > > % uname -a > > FreeBSD 13.0-CURRENT #1 r354658: Wed Nov 13 11:23:32 PST 2019, amd64 > > > > Again, the failing kernel is r 355452 > > I think I have seen this on around r355101 already in case it helps > narrowing things down. I didn’t need USB and a few other things so I > removed them from the kernel config, which helped. Yes, it's in that neighborhood. I'm in the middle of a binary search for the commit. Fortunately, there is only about 1000 commits between my last good kernel and the failing one. -- Steve
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