From nobody Fri May 2 15:40:49 2025 X-Original-To: threads@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 4Zpw9v3pJpz5td1T for ; Fri, 02 May 2025 15:40:51 +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 "R11" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Zpw9v34H7z3htp for ; Fri, 02 May 2025 15:40:51 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1746200451; 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=nP/OD0OW9ENRx4Ne29s3Ekpb2hekS5KgZAJp3K1Hopg=; b=jyeoyzlCFeySXTao2jbidU7mdXahhW541m1FoqCtDc+DgKYRG5EPG0s/DNYXRq073Z46uN Lkr32kzEIPHjB1/7LwVlGwmbD/gEbVwIOH8VN3S7T0h408gwWF5YSsYgmZhT0xsFvzykTh dxIAiezRUFPHf2rJn+DCL28o1SXgM4/cqmnUCrRwUW/Gv/VNVLLoVtSm6dz5F4Dkh00tVr mpGCizBuLuWvCNE8MK/PTzGEGb2OijREZQNssXllYtTdpTRW9VB19BGx8vTAwnqUSbOpmr lNBrNrzUvm+XYip7Du75C98vmNpjKL5ovrPNZ7wroKTuM07xXSrS4kAN1i/IeQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1746200451; 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=nP/OD0OW9ENRx4Ne29s3Ekpb2hekS5KgZAJp3K1Hopg=; b=dO1DHebsrlsIFXaImdQcdWuWmJLXYMj2NQMYkEOr4CegopCl8UCMEvMPyspnL2H/tlv2JE uiWkocb0FMUY/WhJ90kB6NKVp5R9KhEgATTvzTBuqoDIlHEWKm5EHsWSFL7eoBb5rO94qk MsGqneeOmw8jXYvGuagRBPQ+Pp/upvDaLCR9qkq3aRGQSyrYWEvWJoqF+736MeS2duNOeZ 9LwauDScX8FkwZ3/D/ec73ScdYnAsJ+M5sCoECfgHSM6/gg3wUVbZAwV0EySVN/Ns0wHAJ ePNYfiW00gJgXzcb1Ab23F6Vfa98Fzkgoqy+MaRvHat62KsUz/oBtNYUBuMZyA== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1746200451; a=rsa-sha256; cv=none; b=lmkh/opgHG02n1tOM6kY79ChHBz8qBWWF4BMcrdWv7il1t2IU5Znd14r2npOB/DU7pfcTq DCIY6iI7ms1tXLTPorphZWSKRFKQPLWZr1O3SXeVdL/GXovi0i634JDYS/6fOCQzdoAKiR k4AtUJTsyfEDLv7GntLqcpQtg0e4WUFJmpxzaf2W9/SN8VUWHRPMJe+p/LtpDey5WLVPTl 6BtauNdPsZBHoL3VuVOoMiOxVlKWI1sl7yfcdcnrSU0/R+hFvvXDhzqzVnEFLiGLExf34z /EkCV/NH+uZvPPHN6nsH2Qtyc5Wb6BysnY0bCM4pl6RWXrkHE1ELCRv3ded+VA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none 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 4Zpw9t2MLnz1H4J for ; Fri, 02 May 2025 15:40:50 +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 542FeoQn098052 for ; Fri, 2 May 2025 15:40:50 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 542FeovY098051 for threads@FreeBSD.org; Fri, 2 May 2025 15:40:50 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: threads@FreeBSD.org Subject: [Bug 286505] dlopen deadlocks when target library contains IFUNC Date: Fri, 02 May 2025 15:40:49 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: threads X-Bugzilla-Version: Unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: kib@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: threads@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="UTF-8" X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Threading List-Archive: https://lists.freebsd.org/archives/freebsd-threads List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: freebsd-threads@freebsd.org Sender: owner-freebsd-threads@FreeBSD.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D286505 --- Comment #4 from Konstantin Belousov --- So I concluded that the approach is too flawed to try to make it work prope= rly. Instead I decided to fix the thr_rtld locks implementation to allow reader locks while owning the lock for write. This passed the libthr tests. https://reviews.freebsd.org/D50117 --=20 You are receiving this mail because: You are the assignee for the bug.=