From owner-freebsd-current@freebsd.org Sat Jan 25 00:41:29 2020 Return-Path: Delivered-To: freebsd-current@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id BDE9A229692 for ; Sat, 25 Jan 2020 00:41:29 +0000 (UTC) (envelope-from ish@amail.plala.or.jp) Received: from mailman.nyi.freebsd.org (mailman.nyi.freebsd.org [IPv6:2610:1c1:1:606c::50:13]) by mx1.freebsd.org (Postfix) with ESMTP id 484HJ90Nmzz3HZp for ; Sat, 25 Jan 2020 00:41:29 +0000 (UTC) (envelope-from ish@amail.plala.or.jp) Received: by mailman.nyi.freebsd.org (Postfix) id 0D3C8229691; Sat, 25 Jan 2020 00:41:29 +0000 (UTC) Delivered-To: current@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 0CF6F229690 for ; Sat, 25 Jan 2020 00:41:29 +0000 (UTC) (envelope-from ish@amail.plala.or.jp) Received: from msc11.plala.or.jp (msc11.plala.or.jp [IPv6:2400:7800:0:502e::21]) by mx1.freebsd.org (Postfix) with ESMTP id 484HJ53DL0z3HZb; Sat, 25 Jan 2020 00:41:24 +0000 (UTC) (envelope-from ish@amail.plala.or.jp) Received: from localhost ([2400:4050:9320:7a00::8]) by msc11.plala.or.jp with ESMTP id <20200125004121.OEWC13270.msc11.plala.or.jp@localhost>; Sat, 25 Jan 2020 09:41:21 +0900 Date: Sat, 25 Jan 2020 09:41:06 +0900 (JST) Message-Id: <20200125.094106.153690936170588907.ish@amail.plala.or.jp> To: glebius@freebsd.org Cc: hps@selasky.org, current@freebsd.org Subject: Re: panic: Assertion in_epoch(net_epoch_preempt) failed at ... src/sys/net/if.c:3694 From: Masachika ISHIZUKA In-Reply-To: <20200125.065317.610346733356820759.ish@amail.plala.or.jp> References: <20200124165726.GN1268@FreeBSD.org> <20200125.065317.610346733356820759.ish@amail.plala.or.jp> X-Mailer: Mew version 6.8 on Emacs 26.3 Mime-Version: 1.0 Content-Type: Text/Plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable X-VirusScan: Outbound; mvir-ac11; Sat, 25 Jan 2020 09:41:21 +0900 X-Rspamd-Queue-Id: 484HJ53DL0z3HZb X-Spamd-Bar: ++ Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of ish@amail.plala.or.jp designates 2400:7800:0:502e::21 as permitted sender) smtp.mailfrom=ish@amail.plala.or.jp X-Spamd-Result: default: False [2.37 / 15.00]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; R_SPF_ALLOW(-0.20)[+ip6:2400:7800:0:502e::/60]; MV_CASE(0.50)[]; MIME_GOOD(-0.10)[text/plain]; TO_DN_NONE(0.00)[]; DMARC_NA(0.00)[plala.or.jp]; NEURAL_SPAM_MEDIUM(0.04)[0.036,0]; TO_MATCH_ENVRCPT_SOME(0.00)[]; NEURAL_SPAM_LONG(0.90)[0.900,0]; MID_CONTAINS_FROM(1.00)[]; IP_SCORE(0.13)[ipnet: 2400:7800::/32(-0.89), asn: 4713(1.51), country: JP(0.03)]; RCVD_NO_TLS_LAST(0.10)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:4713, ipnet:2400:7800::/32, country:JP]; RCVD_COUNT_TWO(0.00)[2] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 25 Jan 2020 00:41:29 -0000 >> H> >>> =A0=A0 My machine was panicked on r357061 with in_epoch in ne= tisr.c. >> H> >>> =A0=A0 I can not capture screen. >> H> >> >> H> >> =A0=A0 Screenshot was uploaded to = >> H> >> https://www.ish.org/files/panic-r357061.jpeg >> H> >> >> H> > = >> H> > Looks like the WLAN subsystem needs some patches for EPOCH(). >> H> > = >> H> > Gleb, did you do a "grep -r" for relevant functions before comm= itting = >> H> > the recent EPOCH changes? >> H> = >> H> Can you try these two patches: >> H> https://reviews.freebsd.org/D23347 >> H> https://reviews.freebsd.org/D23348 >> = >> You could just plug it with a one liner that adds IFF_NEEDSEPOCH >> in ieee80211_vap_attach(). >> = >> Or fix ath, which I'm going to do in next five minutes. > = > Now, I'm doing buildworld/buildkernel on r357093 with D23347 and D2= 3348. Hi. t357093 with D23347 and D23348 was panicked. Screenshot is https://www.ish.org/files/panic-r357093+D23347+D23348.j= peg -- = Masachika ISHIZUKA