From owner-freebsd-fs@freebsd.org Fri Mar 12 05:16:24 2021 Return-Path: Delivered-To: freebsd-fs@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 5D2B056E3A5 for ; Fri, 12 Mar 2021 05:16:24 +0000 (UTC) (envelope-from kamalpr@gmail.com) Received: from mail-wm1-x32c.google.com (mail-wm1-x32c.google.com [IPv6:2a00:1450:4864:20::32c]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4DxYvC4qvHz4pwB for ; Fri, 12 Mar 2021 05:16:23 +0000 (UTC) (envelope-from kamalpr@gmail.com) Received: by mail-wm1-x32c.google.com with SMTP id t5-20020a1c77050000b029010e62cea9deso14406732wmi.0 for ; Thu, 11 Mar 2021 21:16:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:reply-to:from:date:message-id:subject:to; bh=tVEfvwiQx+WSSCqfMvVMF9lxSg0e3I6UjtzIwmGJv1A=; b=DMDwtVyjCZ9Z4UA7hoqPX6IevXQVxNVtmtvcnt4PjCL9Z7mHzp5wHIuXtjZ3yZmaoR u/IXNgQbiZbobXyQkE6OJ2+rvQAyNUKqQ8F9uZYk4ThIGuoQSBDjxzt+CcPzym8Kk64j 6vlzoGAW7u1p8PsCbThvP5EjRqtt1ahxoIcAs+KALR2oWsGlLObt4i9dXShS74qzHqTd oWEtauyigrmTG3OWeLFKiszwLQ6OkRXhx+wtRNVdIZ9q9Sa12rwwnH5+saMMf63ckbKP 9n6nM/T9QCq+NzjQ7+5M9cTQBg5xujeyxZreQ52A77gbxbOzJDHllURNgzwpPz5OBygp zOrg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:reply-to:from:date:message-id :subject:to; bh=tVEfvwiQx+WSSCqfMvVMF9lxSg0e3I6UjtzIwmGJv1A=; b=l8J3Kaq3TCfYCegcsvgTLGS/JkGARIXMAbdWTYGuvEjE1dttQH6PnCE9BuDrUAUbCg X33bi+5Thr9mQMRQSxDZnvhWAjtWVdc6iAE9Su3UlBfUvCfDBF91FtUfN1pbqQBXRvW6 i4UItddogPrY+oTvTTZwbDcvaV+WDiFhZmA2FPZh8O0Zsw2/3fU6mVrtP/cnVXzVsSoK vtmUgqy56EvVq/KguK5jIoReBDT6YxnjybOzQrQVje96jthp5gOD0zzOMFDNZHcbOZ2h IeI0JuQHQh4X+WDf5MnuJNCDyrRGR13qyUMaiIDuApLTGpUrslmQCRhHk2PQVZoAY815 cUmQ== X-Gm-Message-State: AOAM5326vyvyO4CZ0L3xqDWkExHK+eLRMvKgWEEriEBUcCBGWbE+02QO UHrSFgg7IjjG74e0wwvG+AdjheTXB5kdYcqIEOz/LE93yZwy X-Google-Smtp-Source: ABdhPJwpfxjGWJGjrR0rsZlhc4zFyc5czhBU5ee4dPjmXQwISecZho+tj8dJiURCpAaef1hz2GSG3Qgaenq0f2eElRA= X-Received: by 2002:a7b:c931:: with SMTP id h17mr11400046wml.4.1615526181892; Thu, 11 Mar 2021 21:16:21 -0800 (PST) MIME-Version: 1.0 Reply-To: kamalpr@gmail.com From: "Kamal R. Prasad" Date: Fri, 12 Mar 2021 10:46:10 +0530 Message-ID: Subject: query To: freebsd-fs@freebsd.org Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 4DxYvC4qvHz4pwB X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=DMDwtVyj; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of kamalpr@gmail.com designates 2a00:1450:4864:20::32c as permitted sender) smtp.mailfrom=kamalpr@gmail.com X-Spamd-Result: default: False [-3.67 / 15.00]; HAS_REPLYTO(0.00)[kamalpr@gmail.com]; FREEMAIL_FROM(0.00)[gmail.com]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36]; REPLYTO_ADDR_EQ_FROM(0.00)[]; TO_DN_NONE(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; NEURAL_HAM_SHORT(-0.67)[-0.672]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; RBL_DBL_DONT_QUERY_IPS(0.00)[2a00:1450:4864:20::32c:from]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; FREEMAIL_REPLYTO(0.00)[gmail.com]; PREVIOUSLY_DELIVERED(0.00)[freebsd-fs@freebsd.org]; RCPT_COUNT_ONE(0.00)[1]; SPAMHAUS_ZRD(0.00)[2a00:1450:4864:20::32c:from:127.0.2.255]; RCVD_IN_DNSWL_NONE(0.00)[2a00:1450:4864:20::32c:from]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-fs] X-Mailman-Approved-At: Fri, 12 Mar 2021 08:03:51 +0000 X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 12 Mar 2021 05:16:24 -0000 hello, I had posted a query https://lists.freebsd.org/pipermail/freebsd-fs/2021-March/028808.html I found out that if in the bios, I set the console to access freebsd console and not the hypervisor, the problem is seen. Looking at the crash, I found that some of the deadlocked threads are trying to do a name() on /var/dblogin-locks as shown below. is there any process which can hold up this file and/or is there a setting that can be done to prevent this deadlock? thanks -kamal