From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0A14314F9E2 for ; Mon, 16 Sep 2024 13:30:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726493434; cv=none; b=n8THQM6NHvy6DprfQURq6sKg00VO/9Ptbjuz0+jWcIG8on4E6vcisSG8owwFEqMiMqIH21B41seYk3XJ9N0L9TybGUogk1+TqhnbqlP/BrtwftN6o7TkhmkfNS/G3RJCyoCduWs1YMSgk0nLAKBkgdOloOhfGIlnPQzxd3r7TpI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726493434; c=relaxed/simple; bh=EESoMC3E/8uatUJ13uAO4KiOZLOYg5C+7BGNGKXNOWw=; h=From:To:Subject:Date:Message-ID:Content-Type:MIME-Version; b=Oh42CL4LvJMCT+Qu/ICx2B9kN5PBS/YFOMHCUzeAhA2XUiAc4GIscF7EblDh1yQleck0cbyHgs/n+g98TLF73Wxhy2dUmWKvS5MFWBbdGDb146Ngs3V/jJ1YrlKVtzgYgFgqkxTseyGxdDOYlDjmmRUxAF0o/xZ76Q8BunzcV5U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=r+dmQThD; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="r+dmQThD" Received: by smtp.kernel.org (Postfix) with ESMTPS id 79C19C4CEC7 for ; Mon, 16 Sep 2024 13:30:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1726493433; bh=EESoMC3E/8uatUJ13uAO4KiOZLOYg5C+7BGNGKXNOWw=; h=From:To:Subject:Date:From; b=r+dmQThDpaie8gQ7WQAgOFXRmDeFxgYBl+M3MaCUFwWcO3vsP1BuMvAl+qFTtalsc 2O/X/E6IiFcCkNRXOEy4QsYLoV6U7+2TBCHOcKZX0Xxz98sW5aq2RzV953Ao3I576u bk70vcGleouXBd1JBp9YGmTzkSUseYlpo8TPK3055RnFmC5rzDX59FW9hCDmZRsCP/ lny8PpKaC8cfwsl6fC0AYr8X1dvdT3Bl0PYPGj2jugFzABGaW/l07DuzS8ji9JiBWp sm7W3gQlbHqm8vlA3yYlhU8jd/bgBOOzWxF7NHfUuJ/OoTISy+ZLwjAc92ShJiGAoK Q3NB0OR8D9zsw== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id 65360C53BC4; Mon, 16 Sep 2024 13:30:33 +0000 (UTC) From: bugzilla-daemon@kernel.org To: linux-ext4@vger.kernel.org Subject: [Bug 219283] New: kernel regression with ext4 and ea_inode mount flags and exercising xattrs (between Linux 6.8 and 6.11) Date: Mon, 16 Sep 2024 13:30:32 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: AssignedTo fs_ext4@kernel-bugs.osdl.org X-Bugzilla-Product: File System X-Bugzilla-Component: ext4 X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: colin.i.king@gmail.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: fs_ext4@kernel-bugs.osdl.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter cf_regression attachments.created Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated Precedence: bulk X-Mailing-List: linux-ext4@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 https://bugzilla.kernel.org/show_bug.cgi?id=3D219283 Bug ID: 219283 Summary: kernel regression with ext4 and ea_inode mount flags and exercising xattrs (between Linux 6.8 and 6.11) Product: File System Version: 2.5 Hardware: All OS: Linux Status: NEW Severity: normal Priority: P3 Component: ext4 Assignee: fs_ext4@kernel-bugs.osdl.org Reporter: colin.i.king@gmail.com Regression: No Created attachment 306882 --> https://bugzilla.kernel.org/attachment.cgi?id=3D306882&action=3Dedit dmesg showing lockup exercising xattr with stress-ng on ext4 when it's been created with ea_inode option causes a kernel hang. Kernel: 6.11.0-7, AMD64 virtual machine 8 thread virtual machine (important, must be multiple CPU threads to trigger the regression) 20GB virtio drive on /dev/vdb, 1 partition /dev/vdb1 sudo mkfs.ext4 /dev/vdb1 -O ea_inode sudo mount /dev/vdb1 /mnt git clone https://github.com/ColinIanKing/stress-ng cd stress-ng make clean; make -j $(nproc) sudo ./stress-ng --xattr 8 -t 120 --vmstat 1 --file-path /mnt ..wait a couple of minutes, you will see that the number of running process= es is not 8 as expected (from the --vmstat output of stress-ng) cannot ^C stop stress-ng because of a kernel lockup, use another tty and ch= eck dmesg, I get the following: [ 247.028846] INFO: task jbd2/vdb1-8:1548 blocked for more than 122 seconds. [ 247.030830] Not tainted 6.11.0-7-generic #7-Ubuntu [ 247.032667] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables t= his message. [ 247.034170] task:jbd2/vdb1-8 state:D stack:0 pid:1548 tgid:1548 ppid:2 flags:0x00004000 [ 247.034176] Call Trace: [ 247.034178] [ 247.034182] __schedule+0x277/0x6c0 [ 247.034199] schedule+0x29/0xd0 [ 247.034203] jbd2_journal_wait_updates+0x77/0xf0 [ 247.034207] ? __pfx_autoremove_wake_function+0x10/0x10 [ 247.034213] jbd2_journal_commit_transaction+0x290/0x1a10 [ 247.034223] kjournald2+0xa8/0x250 [ 247.034228] ? __pfx_autoremove_wake_function+0x10/0x10 [ 247.034233] ? __pfx_kjournald2+0x10/0x10 [ 247.034236] kthread+0xe1/0x110 [ 247.034241] ? __pfx_kthread+0x10/0x10 [ 247.034244] ret_from_fork+0x44/0x70 [ 247.034247] ? __pfx_kthread+0x10/0x10 [ 247.034251] ret_from_fork_asm+0x1a/0x30 [ 247.034257] NOTE: this works fine for Linux 6.8.0, so this looks like a regression for 6.11.0 Attached is the full kernel log. --=20 You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.=