From owner-freebsd-current@freebsd.org Fri Nov 9 02:09:10 2018 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id E68BA112119F for ; Fri, 9 Nov 2018 02:09:09 +0000 (UTC) (envelope-from asomers@gmail.com) Received: from mail-lj1-f178.google.com (mail-lj1-f178.google.com [209.85.208.178]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 25399790BE for ; Fri, 9 Nov 2018 02:09:09 +0000 (UTC) (envelope-from asomers@gmail.com) Received: by mail-lj1-f178.google.com with SMTP id x85-v6so277178ljb.2 for ; Thu, 08 Nov 2018 18:09:09 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=bmsBpf1dBAtiMqj/3zRY0z9gFZldVCStjsvt+4Oem08=; b=pbnghXUXhPimPHJkipYXPbdxw/Jcoz7KwHmLrMd01B5s/dfV1hy3Odu26vjon1II2G gI9Gp53r2P7GxUifWDhzhTGZnnFmG3wqCIKyHPao0stfkQM+4eC7SOFsfGpb8VC8sYuo x3JBGx7JuX4pS03otn0CRTayeeDyywjPGiBlScru9fAZ8l663LpPc3ZQgeNioeXXxmZ8 w8ZmXEDOg5KME1wSm1m3aZOUbAG9/Zme1PBYFYyHmW4DqgbnMhDJzuYKm/ynJOh2CiTV K+PogCabiwhpjnYghLI2TT2XXuEp1FAgGlamsmZCBMCRx/MMXdS4LNUgJzHV25q8M296 q3bA== X-Gm-Message-State: AGRZ1gIMmO+xms0yHDtxm7Gkx9k6b7wFK4EbA6TwS7doI8qNIDDJw57S G0SaFxiJD0DdUg0bp9a8Gqu3TBynAoUv6r0YwR4xuw== X-Google-Smtp-Source: AJdET5dX6nz7rTMnyWFQ6+7J60v3iyNt9+na+7jpBgF9T2KFxoScgoMVMEjOzxWjg/vDWLNfLzqjKJSgggbbmthqDAc= X-Received: by 2002:a2e:94ce:: with SMTP id r14-v6mr4334280ljh.34.1541729341596; Thu, 08 Nov 2018 18:09:01 -0800 (PST) MIME-Version: 1.0 From: Alan Somers Date: Thu, 8 Nov 2018 19:08:50 -0700 Message-ID: Subject: Processes stuck in STOP state on 12.0-BETA3 To: FreeBSD CURRENT X-Rspamd-Queue-Id: 25399790BE X-Spamd-Result: default: False [-3.70 / 200.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-0.98)[-0.984,0]; RCVD_COUNT_TWO(0.00)[2]; FROM_HAS_DN(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:209.85.128.0/17]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; DMARC_NA(0.00)[freebsd.org]; RCPT_COUNT_ONE(0.00)[1]; NEURAL_HAM_LONG(-0.99)[-0.986,0]; RCVD_TLS_LAST(0.00)[]; TO_DN_ALL(0.00)[]; MX_GOOD(-0.01)[cached: alt3.gmail-smtp-in.l.google.com]; NEURAL_HAM_SHORT(-0.74)[-0.740,0]; RCVD_IN_DNSWL_NONE(0.00)[178.208.85.209.list.dnswl.org : 127.0.5.0]; IP_SCORE(-0.98)[ipnet: 209.85.128.0/17(-3.09), asn: 15169(-1.71), country: US(-0.09)]; FORGED_SENDER(0.30)[asomers@freebsd.org,asomers@gmail.com]; R_DKIM_NA(0.00)[]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:209.85.128.0/17, country:US]; FROM_NEQ_ENVFROM(0.00)[asomers@freebsd.org,asomers@gmail.com]; TO_DOM_EQ_FROM_DOM(0.00)[] X-Rspamd-Server: mx1.freebsd.org Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.29 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: Fri, 09 Nov 2018 02:09:10 -0000 On a fresh install of 12.0-BETA3, I'm seeing processes get stuck in the STOP state. Neither SIGCONT nor SIGKILL has any effect. And it's reproducible. All I have to do is: 1) Login to my login manager, which starts xfce 2) Start firefox 3) kill X 4) Login again 5) ps -ax | egrep '\' And I see three firefox processes. It's not just firefox either; I first saw 0ad spontaneously enter the STOP state, without first killing X. Anybody have any ideas? The bug seems reproducible, so I'll try anything. -Alan