From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id B0E0D3858D35; Sat, 6 May 2023 21:40:25 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org B0E0D3858D35 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1683409225; bh=y6WAbrs//UNQMN1kkEBUQin9exO9k9U6BmE81TNNbuc=; h=From:To:Subject:Date:In-Reply-To:References:From; b=Rz4kcNrOiKPSCerLoq6BtrrGJlVjaYhitdEop9WUp6PheYT1AVEezdub6aLum9UQd 4R4igpjBktKDLuLJ27D9+JErGfQwRnFYAttDuuFN4rwoOcoW/UTAEDruVkwMuN2Ldt BMIkjkfW2J6AWAPptnevoH7lIVbJhxYx/uPfiROc= From: "agentzh at gmail dot com" To: systemtap@sourceware.org Subject: [Bug runtime/20735] "soft lockup" bug on RHEL7 ppc64 Date: Sat, 06 May 2023 21:40:25 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: systemtap X-Bugzilla-Component: runtime X-Bugzilla-Version: unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: agentzh at gmail dot com X-Bugzilla-Status: RESOLVED X-Bugzilla-Resolution: FIXED X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: systemtap at sourceware dot org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://sourceware.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://sourceware.org/bugzilla/show_bug.cgi?id=3D20735 agentzh changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |agentzh at gmail dot com --- Comment #4 from agentzh --- David, seems like your patch causes CPU lockups with the 5.11 kernel and lo= ck assertion failures on 6.1/6.2 kernels. See https://sourceware.org/bugzilla/show_bug.cgi?id=3D30405 I wonder why you wanted to turn off preemption for the stapkp_init() call in your patch (commit 58c9bd156)? --=20 You are receiving this mail because: You are the assignee for the bug.=