Date: Fri, 31 Jan 2020 13:51:42 +0100 From: Ralf Wenk <iz-rpi03@hs-karlsruhe.de> To: Mark Millard <marklmi@yahoo.com> Cc: bob prohaska <fbsd@www.zefox.net>, freebsd-arm@freebsd.org Subject: Re: panic: deadlres_td_sleep_q: possible deadlock detected on RPI3 Message-ID: <E1ixVlu-0004Qr-2w@iz-wera-new.HS-Karlsruhe.DE> In-Reply-To: <A6927AAF-F8FB-4171-9742-24D1EB135DAB@yahoo.com> References: <20200123164419.GA81833@www.zefox.net> <20200125153229.GA3768@www.zefox.net> <E1ivfCl-0073zQ-M1@smtp.hs-karlsruhe.de> <20200126164211.GB7312@www.zefox.net> <20200130162055.GA21879@www.zefox.net> <A6927AAF-F8FB-4171-9742-24D1EB135DAB@yahoo.com>
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On 2020-01-30 at 8:44 -0800 Mark Millard wrote: > On 2020-Jan-30, at 08:20, bob prohaska <fbsd at www.zefox.net> wrote: > [...] > > My Pi3 still panics at r357204, but ntp seems to work fine. > > Does kldstat show mac_ntpd as loaded? > > On 4 arm systems here, 2 boot loading mac_ntpd, > 2 boot without loading mac_ntpd, and ntp works > for all. But this is head -r356426 . > > So checking more specifically for if mac_ntpd > was loaded is apparently needed. > > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=243464 > is not explicit of other kernel modules load okay > when no attempt is made for mac_ntpd. (If nothing > loads automatically, it might require manually > loading something to find out.) Meanwhile I have tested what happens when additional kernel modules are loaded and extended the bug report accordingly. In short: The system did not freeze. Ralf
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