From owner-freebsd-stable@freebsd.org Thu Nov 12 06:05:50 2015 Return-Path: <owner-freebsd-stable@freebsd.org> Delivered-To: freebsd-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id BC0D6A2C24E for <freebsd-stable@mailman.ysv.freebsd.org>; Thu, 12 Nov 2015 06:05:50 +0000 (UTC) (envelope-from johan@300.nl) Received: from mail-wm0-x231.google.com (mail-wm0-x231.google.com [IPv6:2a00:1450:400c:c09::231]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4E6191C05 for <freebsd-stable@freebsd.org>; Thu, 12 Nov 2015 06:05:49 +0000 (UTC) (envelope-from johan@300.nl) Received: by wmww144 with SMTP id w144so73418264wmw.0 for <freebsd-stable@freebsd.org>; Wed, 11 Nov 2015 22:05:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=300.nl; s=tip; h=content-type:mime-version:subject:from:in-reply-to:date:cc :message-id:references:to; bh=5VijKWI+s9AgtzUlrxZmqLiKgtixNQtAyMWxTBagHdo=; b=kHfvSOi8eUtQ8k65SLQei8ONpGd0bEzvDdI3R3yeL4gT/8qH7xP6/rV5egGusLqYyY Lixm2kwz+uM7olS6cfG3SoF2wXoV+KkbZ3wN1UALSNyitc59w2KVJJSaJSZ36rpDCJsD zFcOrxv94qz/kbpmJ3ZwW4qpJotQ4xa4O5w/c= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:content-type:mime-version:subject:from :in-reply-to:date:cc:message-id:references:to; bh=5VijKWI+s9AgtzUlrxZmqLiKgtixNQtAyMWxTBagHdo=; b=A8c0u2NmVgabUhl7wWatzGH9IxYGmcyCEvfRfXSrHKpWf2x1GCgpazJlE4u5poK3md j6GsSRna9KWdsg2pAR49tW8+yWLLuqYjNtgZu8GwwEDP+ixVvfBzEbLYx9RdLk3xOQgc dohqcXWP3xBqD8AunxIGI2D6inZBMozpyoSHkA9jcxSG/1+LNxKDPEPZOC/Hr8xXsdPh KzEc2b3++HhiYuXRrFdVreHG+yS0cst72R4A17cVgS67gJ3eaK/NpLNSSXfOnyfbb4Z9 KoKTGwsVsugrRYl3IeEz8GRmdYRjGAY3+AWiQ39WF3tep570nU5n20jlEt5U8TiF5XnK y9Ow== X-Gm-Message-State: ALoCoQm/4DzjkHwmfG4o0tntYvnCStX2VEv5407znHEkIJj/ZIk+fg/rzsZncNvCkxUkNZLRLr15 X-Received: by 10.195.13.135 with SMTP id ey7mr16029162wjd.25.1447308348510; Wed, 11 Nov 2015 22:05:48 -0800 (PST) Received: from [10.0.1.12] (095-096-057-136.static.chello.nl. [95.96.57.136]) by smtp.gmail.com with ESMTPSA id c4sm876117wjs.36.2015.11.11.22.05.47 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 11 Nov 2015 22:05:47 -0800 (PST) Mime-Version: 1.0 (Mac OS X Mail 9.1 \(3096.5\)) Subject: Re: Unkillable process in STOP state From: Johan Schuijt-Li <johan@300.nl> In-Reply-To: <20151112001249.GI48728@zxy.spb.ru> Date: Thu, 12 Nov 2015 07:05:46 +0100 Cc: freebsd-stable@freebsd.org Message-Id: <72B672CE-DDDE-4E3D-83C9-617B5225960D@300.nl> References: <20151112001249.GI48728@zxy.spb.ru> To: Slawa Olhovchenkov <slw@zxy.spb.ru> X-Mailer: Apple Mail (2.3096.5) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.20 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Production branch of FreeBSD source code <freebsd-stable.freebsd.org> List-Unsubscribe: <https://lists.freebsd.org/mailman/options/freebsd-stable>, <mailto:freebsd-stable-request@freebsd.org?subject=unsubscribe> List-Archive: <http://lists.freebsd.org/pipermail/freebsd-stable/> List-Post: <mailto:freebsd-stable@freebsd.org> List-Help: <mailto:freebsd-stable-request@freebsd.org?subject=help> List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/freebsd-stable>, <mailto:freebsd-stable-request@freebsd.org?subject=subscribe> X-List-Received-Date: Thu, 12 Nov 2015 06:05:50 -0000 This seems like the exact same problem as that we=E2=80=99ve had, more = details can be found in the following PR: https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D200992 = <https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D200992> The patch attached there solved all our problems. - Johan > On 12 Nov 2015, at 01:12, Slawa Olhovchenkov <slw@zxy.spb.ru> wrote: >=20 > I have amd64, STABLE r288167. >=20 > root@edge09:/home/admin # procstat -k -k 627 > PID TID COMM TDNAME KSTACK = =20 > 627 100167 tcpkali.new - mi_switch+0xe1 = thread_suspend_switch+0x170 thread_single+0x4e5 exit1+0xbe = sys_sys_exit+0xe amd64_syscall+0x357 Xfast_syscall+0xfb=20 > 627 100172 tcpkali.new - mi_switch+0xe1 = sleepq_timedwait_sig+0x8b _sleep+0x238 kern_kevent+0x401 = sys_kevent+0x12a amd64_syscall+0x357 Xfast_syscall+0xfb=20 > 627 100173 tcpkali.new - mi_switch+0xe1 = sleepq_timedwait_sig+0x8b _sleep+0x238 kern_kevent+0x401 = sys_kevent+0x12a amd64_syscall+0x357 Xfast_syscall+0xfb=20 > 627 100174 tcpkali.new - mi_switch+0xe1 = sleepq_timedwait_sig+0x8b _sleep+0x238 kern_kevent+0x401 = sys_kevent+0x12a amd64_syscall+0x357 Xfast_syscall+0xfb=20 > 627 100175 tcpkali.new - mi_switch+0xe1 = sleepq_timedwait_sig+0x8b _sleep+0x238 kern_kevent+0x401 = sys_kevent+0x12a amd64_syscall+0x357 Xfast_syscall+0xfb=20 > 627 100178 tcpkali.new - mi_switch+0xe1 = sleepq_timedwait_sig+0x8b _sleep+0x238 kern_kevent+0x401 = sys_kevent+0x12a amd64_syscall+0x357 Xfast_syscall+0xfb=20 > 627 100180 tcpkali.new - mi_switch+0xe1 = sleepq_timedwait_sig+0x8b _sleep+0x238 kern_kevent+0x401 = sys_kevent+0x12a amd64_syscall+0x357 Xfast_syscall+0xfb=20 > 627 102207 tcpkali.new - mi_switch+0xe1 = sleepq_timedwait_sig+0x8b _sleep+0x238 kern_kevent+0x401 = sys_kevent+0x12a amd64_syscall+0x357 Xfast_syscall+0xfb=20 > 627 102208 tcpkali.new - mi_switch+0xe1 = sleepq_timedwait_sig+0x8b _sleep+0x238 kern_kevent+0x401 = sys_kevent+0x12a amd64_syscall+0x357 Xfast_syscall+0xfb=20 > 627 102209 tcpkali.new - mi_switch+0xe1 = sleepq_timedwait_sig+0x8b _sleep+0x238 kern_kevent+0x401 = sys_kevent+0x12a amd64_syscall+0x357 Xfast_syscall+0xfb=20 > 627 102211 tcpkali.new - mi_switch+0xe1 = sleepq_timedwait_sig+0x8b _sleep+0x238 kern_kevent+0x401 = sys_kevent+0x12a amd64_syscall+0x357 Xfast_syscall+0xfb=20 > root@edge09:/home/admin # procstat -t 627 > PID TID COMM TDNAME CPU PRI STATE WCHAN = =20 > 627 100167 tcpkali.new - 10 120 stop - = =20 > 627 100172 tcpkali.new - 3 152 stop - = =20 > 627 100173 tcpkali.new - 5 152 stop - = =20 > 627 100174 tcpkali.new - 3 152 stop - = =20 > 627 100175 tcpkali.new - 2 149 stop - = =20 > 627 100178 tcpkali.new - 5 152 stop - = =20 > 627 100180 tcpkali.new - 2 132 stop - = =20 > 627 102207 tcpkali.new - 5 136 stop - = =20 > 627 102208 tcpkali.new - 3 152 stop - = =20 > 627 102209 tcpkali.new - 5 139 stop - = =20 > 627 102211 tcpkali.new - 1 120 stop - = =20 >=20 > kill -STOP don't have effect. > gdb can't be attached. > _______________________________________________ > freebsd-stable@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to = "freebsd-stable-unsubscribe@freebsd.org"