From owner-svn-src-head@freebsd.org Fri Jun 8 08:32:09 2018 Return-Path: Delivered-To: svn-src-head@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 7A0C110149FF for ; Fri, 8 Jun 2018 08:32:09 +0000 (UTC) (envelope-from lists@eitanadler.com) Received: from mail-yw0-x22c.google.com (mail-yw0-x22c.google.com [IPv6:2607:f8b0:4002:c05::22c]) (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 0D97E79105 for ; Fri, 8 Jun 2018 08:32:09 +0000 (UTC) (envelope-from lists@eitanadler.com) Received: by mail-yw0-x22c.google.com with SMTP id j190-v6so3885637ywe.4 for ; Fri, 08 Jun 2018 01:32:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=eitanadler.com; s=0xdeadbeef; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=KBP+osRbhsRNa8B3EGgD8CpUcJ4oxWNLMRh8Vb4WMXs=; b=l4NkLaZweTezvNB10lvRVxeeEjwLYaJRG9sl064utJyVwtnDYHLTCPAndLcNV22+5F QTvWcXlX/G9GeyarPVzh3TwQ3EEPr3Ss8YdcDdmQsTx0D5Ti+qDNsg5r9Jm60OihFYw2 V2B0ftJ2YzXXl3dzgDucu5+TIWR8fZ4k8mdp4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=KBP+osRbhsRNa8B3EGgD8CpUcJ4oxWNLMRh8Vb4WMXs=; b=a/mdO2k0zLQalt2qpeW+lseDN/hBkT+gpmYDqMCHBTk2bvYKiRXFPJ2eB5rTb1jJaZ vh9pKO/Cj5f3PGuwrOy7rPx7ioFLGT7JK604+Aoe7ID3SNa004ZaYpkat3n5XfqInkjp GYhNLhMwbkE8uJ34acTnEzska58d+uK6PLLJR5dW3dI67x7+GqFbUcQtLrTD63Mz1nLl KIR828UPY9o8bo0H7VylS/cJ+kwn4ggbLmdjTdQdpGLlYB4A/7lI2SJCsco6KOvbzeyA D8OR4nzCL+xZxve8RYqk+tuwL8awOmDCQfCMQA2MUcAiDWEnDjyf3PZTwej85LRP2RJV 9ppw== X-Gm-Message-State: APt69E3x1BauwU9oR5Eo0RTdSq1gmdJ/U7d5pStSDbMtv+oyqco3SsoQ 9MV7kYnJFsZLVBU1PQBGRThSdp0w5OIudkvmsBi6uQ== X-Google-Smtp-Source: ADUXVKL6jfpGlXB+Rd97RcdC1gZYifaiwaaYX4OfsJ9M7MdZJn2Elt3imZev00gPyxoSCQ/7YCmQmtC/qO7kReKwMkc= X-Received: by 2002:a0d:e812:: with SMTP id r18-v6mr3071492ywe.19.1528446728229; Fri, 08 Jun 2018 01:32:08 -0700 (PDT) MIME-Version: 1.0 Received: by 2002:a25:ef50:0:0:0:0:0 with HTTP; Fri, 8 Jun 2018 01:31:37 -0700 (PDT) In-Reply-To: <201806080540.w585ebLL027537@repo.freebsd.org> References: <201806080540.w585ebLL027537@repo.freebsd.org> From: Eitan Adler Date: Fri, 8 Jun 2018 01:31:37 -0700 Message-ID: Subject: Re: svn commit: r334830 - in head/sys: kern net vm To: Mateusz Guzik Cc: src-committers , svn-src-all@freebsd.org, svn-src-head@freebsd.org Content-Type: text/plain; charset="UTF-8" X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 08 Jun 2018 08:32:09 -0000 On 7 June 2018 at 22:40, Mateusz Guzik wrote: > Modified: head/sys/vm/uma_core.c > ============================================================================== > --- head/sys/vm/uma_core.c Fri Jun 8 05:17:06 2018 (r334829) > +++ head/sys/vm/uma_core.c Fri Jun 8 05:40:36 2018 (r334830) > @@ -2257,7 +2257,8 @@ uma_zalloc_arg(uma_zone_t zone, void *udata, int flags > KASSERT(curthread->td_critnest == 0 || SCHEDULER_STOPPED(), > ("uma_zalloc_arg: called with spinlock or critical section held")); > if (zone->uz_flags & UMA_ZONE_PCPU) > - MPASS((flags & M_ZERO) == 0); > + KASSERT((flags & M_ZERO) == 0, ("allocating from a pcpu zone " > + "with M_ZERO passed")); After this I get a panic (inverted order) Panic: flags & MZERO @ uma_core.c line 2260 fast_syscall_common amd64_syscall sys_ioctl kern_ioctl if_up in6_attach in6_update_ifa rtinit rtrequest1_fib uma_zalloc_arg zone_import zone_fetch_slab keg_fetch_slab keb_alloc_slab rtentry_zinit counter_u64_alloc uma_zalloc_arg ... -- Eitan Adler