From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 79C6938582AB; Tue, 16 May 2023 19:28:12 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 79C6938582AB DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1684265292; bh=wdkNp2/8LqRUdHNvL1SFzXoGRxtFLS8bKZ0pTqkyAf0=; h=From:To:Subject:Date:In-Reply-To:References:From; b=g9eWKxBsW7/+gbZNR9mG2xOcMlipIpY4ylYZysWvt+gaWtAakZquuvoay4AwMlCKf ZK6fOanI7HHri3cN1x4i1PITbn6I0c2mxlY9s6i+WBABJtp1m+2SBpsyz/jZ4Rl1zA tqPLSnPzT5ZgOrv+Ae7Hd9ixZkDVMDz5yQJapjR8= From: "agentzh at gmail dot com" To: systemtap@sourceware.org Subject: [Bug runtime/30408] Always fail to read userland memory (read faults) inside perf event probes with 6.2/6.1 kernels Date: Tue, 16 May 2023 19:28:11 +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: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: systemtap at sourceware dot org X-Bugzilla-Target-Milestone: --- 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: http://sourceware.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://sourceware.org/bugzilla/show_bug.cgi?id=3D30408 --- Comment #6 from agentzh --- OK, I dup deeper here and came up with this better V2 patch: https://gist.github.com/agentzh/b712c10e859ef5cc08b8de48d3ab85c5 --=20 You are receiving this mail because: You are the assignee for the bug.=