From nobody Mon Mar 21 17:53:01 2022 X-Original-To: bugs@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 8388119120A2 for ; Mon, 21 Mar 2022 17:53:02 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4KMhzf2cgMz3NkZ for ; Mon, 21 Mar 2022 17:53:02 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 3A9B61FE9D for ; Mon, 21 Mar 2022 17:53:02 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 22LHr2tB052750 for ; Mon, 21 Mar 2022 17:53:02 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 22LHr2Fx052749 for bugs@FreeBSD.org; Mon, 21 Mar 2022 17:53:02 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 262587] panic: lock (sleep mutex) umtxql not locked @ /usr/src/sys/sys/umtxvar.h:262 on 14-current master-n253798-8cdecdecb43 Date: Mon, 21 Mar 2022 17:53:01 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: mav@FreeBSD.org X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Bug reports List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-bugs@freebsd.org MIME-Version: 1.0 ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1647885182; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=tkhFRol5fCD/0adoZgXJocfULBRqVQ2w64ntk5tFhmc=; b=vHgvjeQ4R6PQiXQn1xl/eAIL6pMot60GryPhKrHfmNQMHk1pmnATFLNg3Y26I9uLez9kv4 /3mofMTjSDhJkHPKbO6xiBiShwrsYgo1QObR38jWoPUCbw06gGsSaH394NH2B8fVtU83LU 1Qm86ElzZzsxH5pY+FragD+WSlaXs5u9lMNU3dbBUAfkYIu+31Gep3SmHFPsY9f5yOCHcW Om3xvXE46umc2N4+suUe5x5hISdvMj+nuDzsafBwAhWV7hUza4A+II+VaCV4xxuKWu35Jl 1hvzPv6diC3Ks5PNLOjGYSUoijc4pNUeF20mYkJFGcyCL/Vr3kKkSRYoBpcXZw== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1647885182; a=rsa-sha256; cv=none; b=tD2Vx8x3iQEZILI6sAg4rwpPsONmg0x5uQQbOgkp48Z7YuKh816dTkSunX8U0hY47DMsp/ 1rTiMBCoNFee7Ef75Scrkw1KFHPbyKzqBxqDz2uwLx+NOMNdDJMGNIq8SeMqt4I9MKlQMh xk6YvYPQWwIX9njtJa8mI+XWGzbA0/6MtWG1FiS/Vz97J83hehtUfjFBDqiIGPtO0zZ4FJ fQ8vKfLRkvd+F7TJbKccnyoj5aDsvkrZbuixvLbJbMiN/6DXzxtMyuK8NRD4u4Zzs0DTg4 6ReZBR5jjnxgMG7Ff/C1/MMi9VcL36rg5+rm9StzoKqIy7CU4olacGGAVoeTyw== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D262587 --- Comment #15 from Alexander Motin --- Dmitry, I've removed both PDROP and following umtxq_lock(&uq->uq_key). Is = lock changes somehow during the msleep()? I guessed it was made separate to move umtx_abs_timeout_update() out of the lock. Am I missing some lock oddity there? --=20 You are receiving this mail because: You are the assignee for the bug.=