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Cc: Memory Management , Linux Stable maillist Subject: Re: [alsa-devel] =?utf-8?q?=E2=9D=8C_FAIL=3A_Test_report_for_kernel_5?= =?utf-8?q?=2E3=2E9-rc1-dfe283e=2Ecki_=28stable=29?= X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" CgotLS0tLSBPcmlnaW5hbCBNZXNzYWdlIC0tLS0tCj4gCj4gSGVsbG8sCj4gCj4gV2UgcmFuIGF1 dG9tYXRlZCB0ZXN0cyBvbiBhIHJlY2VudCBjb21taXQgZnJvbSB0aGlzIGtlcm5lbCB0cmVlOgo+ IAo+ICAgICAgICBLZXJuZWwgcmVwbzoKPiAgICAgICAgZ2l0Oi8vZ2l0Lmtlcm5lbC5vcmcvcHVi L3NjbS9saW51eC9rZXJuZWwvZ2l0L3N0YWJsZS9saW51eC1zdGFibGUtcmMuZ2l0Cj4gICAgICAg ICAgICAgQ29tbWl0OiBkZmUyODNlOWZkYWMgLSBMaW51eCA1LjMuOS1yYzEKPiAKPiBUaGUgcmVz 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mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan Stancek Date: Mon, 4 Nov 2019 08:35:51 -0500 (EST) Subject: [LTP] =?utf-8?q?=E2=9D=8C_FAIL=3A_Test_report_for_kernel_5=2E3?= =?utf-8?q?=2E9-rc1-dfe283e=2Ecki_=28stable=29?= In-Reply-To: References: Message-ID: <2029139028.10333037.1572874551626.JavaMail.zimbra@redhat.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: ltp@lists.linux.it ----- Original Message ----- > > Hello, > > We ran automated tests on a recent commit from this kernel tree: > > Kernel repo: > git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git > Commit: dfe283e9fdac - Linux 5.3.9-rc1 > > The results of these automated tests are provided below. > > Overall result: FAILED (see details below) > Merge: OK > Compile: OK > Tests: FAILED > > All kernel binaries, config files, and logs are available for download here: > > https://artifacts.cki-project.org/pipelines/262380 > > One or more kernel tests failed: > > x86_64: > ? LTP lite > Not a 5.3 -stable regression. Failure comes from test that sanity checks all /proc files by doing 1k read from each. There are couple issues it hits wrt. snd_hda_*. Example reproducer: dd if=/sys/kernel/debug/regmap/hdaudioC0D3-hdaudio/access of=out.txt count=1 bs=1024 iflag=nonblock It's slow and triggers soft lockups [1]. And it also requires lot of memory, triggering OOMs on smaller VMs: 0x0000000024f0437b-0x000000001a32b1c8 1073745920 seq_read+0x131/0x400 pages=262144 vmalloc vpages N0=262144 I'm leaning towards skipping all regmap entries in this test. Comments are welcomed. Regards, Jan [1] [15341.137116] watchdog: BUG: soft lockup - CPU#2 stuck for 22s! [dd:636573] [15341.144141] Modules linked in: nls_utf8 isofs dummy minix binfmt_misc nfsv3 nfs_acl nfs lockd grace fscache sctp rds brd vfat fat btrfs xor zstd_compress raid6_pq zstd_decompress loop tu n ip6table_nat ip6_tables xt_conntrack iptable_filter xt_MASQUERADE xt_comment iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 veth bridge stp llc overlay fuse snd_hda_codec_r ealtek snd_hda_codec_generic sunrpc ledtrig_audio snd_hda_codec_hdmi snd_hda_intel snd_hda_codec edac_mce_amd kvm_amd snd_hda_core ccp snd_hwdep snd_pcm kvm snd_timer irqbypass joydev snd c rct10dif_pclmul crc32_pclmul soundcore broadcom bcm_phy_lib ghash_clmulni_intel sp5100_tco fam15h_power k10temp tg3 wmi_bmof pcspkr i2c_piix4 acpi_cpufreq ip_tables xfs libcrc32c radeon ata _generic i2c_algo_bit pata_acpi drm_kms_helper firewire_ohci ttm crc32c_intel serio_raw pata_atiixp firewire_core drm crc_itu_t wmi [last unloaded: can] [15341.223635] CPU: 2 PID: 636573 Comm: dd Tainted: G L 5.3.9-rc1-dfe283e.cki #1 [15341.232073] Hardware name: AMD Pike/Pike, BIOS RPK1506A 09/03/2014 [15341.238467] RIP: 0010:regmap_readable+0x15/0x60 [15341.242996] Code: 25 28 00 00 00 75 07 48 83 c4 10 5b 5d c3 e8 92 08 a6 ff 66 90 0f 1f 44 00 00 48 83 bf b0 01 00 00 00 74 31 8b 97 48 01 00 00 <39> f2 0f 92 c0 85 d2 0f 95 c2 20 d0 75 1 d 48 83 7f 70 00 74 01 c3 [15341.261765] RSP: 0018:ffffb3b100697dc8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [15341.269330] RAX: 0000000000000000 RBX: ffff8d1a63773400 RCX: 0000000000000b41 [15341.276723] RDX: 000000000fffffff RSI: 000000000f3b4139 RDI: ffff8d1a63773400 [15341.283858] RBP: 000000000f3b4139 R08: 0000000000000000 R09: 0000000000000000 [15341.290989] R10: 000000000000000f R11: ffff8d19901fffff R12: 0000000000000079 [15341.298114] R13: 000000000f3b4139 R14: 00000000ffffffff R15: 000000000000006e [15341.305501] FS: 00007f4e067a0580(0000) GS:ffff8d1a6aa80000(0000) knlGS:0000000000000000 [15341.313583] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [15341.319322] CR2: 00007f5083682dc0 CR3: 00000001287dc000 CR4: 00000000000406e0 [15341.326462] Call Trace: [15341.328912] regmap_volatile+0x4f/0xa0 [15341.332667] regmap_access_show+0x70/0x100 [15341.336997] seq_read+0xcd/0x400 [15341.340247] full_proxy_read+0x57/0x70 [15341.343997] vfs_read+0x9d/0x150 [15341.347231] ksys_read+0x5f/0xe0 [15341.350473] do_syscall_64+0x5f/0x1a0 [15341.354166] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [15341.359216] RIP: 0033:0x7f4e066823c2 [15341.362795] Code: c0 e9 c2 fe ff ff 50 48 8d 3d c2 0d 0a 00 e8 b5 f1 01 00 0f 1f 44 00 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 0f 05 <48> 3d 00 f0 ff ff 77 56 c3 0f 1f 44 00 0 0 48 83 ec 28 48 89 54 24 [15341.381852] RSP: 002b:00007ffc6ad30e88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [15341.389427] RAX: ffffffffffffffda RBX: 0000000000000400 RCX: 00007f4e066823c2 [15341.396568] RDX: 0000000000000400 RSI: 0000561bc69f0000 RDI: 0000000000000000 [15341.403979] RBP: 0000561bc69f0000 R08: 0000561bc69efb60 R09: 00000000000000c0 [15341.411111] R10: 0000561bc69f0000 R11: 0000000000000246 R12: ffffffffffffffff [15341.418244] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffffffffff From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A3AD1CA9ED3 for ; 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bh=EPy70Kw/HjSMTavaFiQwqQT9FawO2a7L/uSZuHqJiQU=; b=V13fjH/xQpl4R0Yrcu1bkeohfs/QWCS2YS07ndERmJDuj7QZev3OzhKkxz+TU2ZjYv8BiA P3kxCgbE5/ia+ArecygxZ2FcAgL6x2SQEdZZ1zgo0BtABAZkOWJ2A2mRb5aITvGNHcwCaY SUzwi8p+s5oymGdVrKNP7aJ9grUeQU4= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-105-4F934xzQO9KDdZraJIdqIg-1; Mon, 04 Nov 2019 08:35:53 -0500 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id F2860107ACC2; Mon, 4 Nov 2019 13:35:51 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E840226FAF; Mon, 4 Nov 2019 13:35:51 +0000 (UTC) Received: from zmail17.collab.prod.int.phx2.redhat.com (zmail17.collab.prod.int.phx2.redhat.com [10.5.83.19]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id DA0AF18095FF; Mon, 4 Nov 2019 13:35:51 +0000 (UTC) Date: Mon, 4 Nov 2019 08:35:51 -0500 (EST) From: Jan Stancek To: CKI Project , Jaroslav Kysela , alsa-devel@alsa-project.org, LTP Mailing List Cc: Linux Stable maillist , Memory Management Message-ID: <2029139028.10333037.1572874551626.JavaMail.zimbra@redhat.com> In-Reply-To: References: Subject: =?utf-8?Q?Re:_=E2=9D=8C_FAIL:_Test_report_for_kern?= =?utf-8?Q?el_5.3.9-rc1-dfe283e.cki_(stable)?= MIME-Version: 1.0 X-Originating-IP: [10.43.17.163, 10.4.195.4] Thread-Topic: =?utf-8?B?4p2MIEZBSUw6?= Test report for kernel 5.3.9-rc1-dfe283e.cki (stable) Thread-Index: n/mewoQ8yG2QJ+7KLfbnKocCzfhA1w== X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-MC-Unique: 4F934xzQO9KDdZraJIdqIg-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org ----- Original Message ----- >=20 > Hello, >=20 > We ran automated tests on a recent commit from this kernel tree: >=20 > Kernel repo: > git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-= rc.git > Commit: dfe283e9fdac - Linux 5.3.9-rc1 >=20 > The results of these automated tests are provided below. >=20 > Overall result: FAILED (see details below) > Merge: OK > Compile: OK > Tests: FAILED >=20 > All kernel binaries, config files, and logs are available for download he= re: >=20 > https://artifacts.cki-project.org/pipelines/262380 >=20 > One or more kernel tests failed: >=20 > x86_64: > =E2=9D=8C LTP lite > Not a 5.3 -stable regression. Failure comes from test that sanity checks all /proc files by doing 1k read from each. There are couple issues it hits wrt. snd_hda_*. Example reproducer: dd if=3D/sys/kernel/debug/regmap/hdaudioC0D3-hdaudio/access of=3Dout.txt = count=3D1 bs=3D1024 iflag=3Dnonblock It's slow and triggers soft lockups [1]. And it also requires lot of memory, triggering OOMs on smaller VMs: 0x0000000024f0437b-0x000000001a32b1c8 1073745920 seq_read+0x131/0x400 pages= =3D262144 vmalloc vpages N0=3D262144 I'm leaning towards skipping all regmap entries in this test. Comments are welcomed. Regards, Jan [1] [15341.137116] watchdog: BUG: soft lockup - CPU#2 stuck for 22s! [dd:636573= ] [15341.144141] Modules linked in: nls_utf8 isofs dummy minix binfmt_misc nf= sv3 nfs_acl nfs lockd grace fscache sctp rds brd vfat fat btrfs xor zstd_co= mpress raid6_pq zstd_decompress loop tu n ip6table_nat ip6_tables xt_conntrack iptable_filter xt_MASQUERADE xt_comm= ent iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 veth brid= ge stp llc overlay fuse snd_hda_codec_r ealtek snd_hda_codec_generic sunrpc ledtrig_audio snd_hda_codec_hdmi snd_hd= a_intel snd_hda_codec edac_mce_amd kvm_amd snd_hda_core ccp snd_hwdep snd_p= cm kvm snd_timer irqbypass joydev snd c rct10dif_pclmul crc32_pclmul soundcore broadcom bcm_phy_lib ghash_clmulni_i= ntel sp5100_tco fam15h_power k10temp tg3 wmi_bmof pcspkr i2c_piix4 acpi_cpu= freq ip_tables xfs libcrc32c radeon ata _generic i2c_algo_bit pata_acpi drm_kms_helper firewire_ohci ttm crc32c_int= el serio_raw pata_atiixp firewire_core drm crc_itu_t wmi [last unloaded: ca= n] [15341.223635] CPU: 2 PID: 636573 Comm: dd Tainted: G L 5.3.= 9-rc1-dfe283e.cki #1 [15341.232073] Hardware name: AMD Pike/Pike, BIOS RPK1506A 09/03/2014 [15341.238467] RIP: 0010:regmap_readable+0x15/0x60 [15341.242996] Code: 25 28 00 00 00 75 07 48 83 c4 10 5b 5d c3 e8 92 08 a6 = ff 66 90 0f 1f 44 00 00 48 83 bf b0 01 00 00 00 74 31 8b 97 48 01 00 00 <39= > f2 0f 92 c0 85 d2 0f 95 c2 20 d0 75 1 d 48 83 7f 70 00 74 01 c3 [15341.261765] RSP: 0018:ffffb3b100697dc8 EFLAGS: 00000282 ORIG_RAX: ffffff= ffffffff13 [15341.269330] RAX: 0000000000000000 RBX: ffff8d1a63773400 RCX: 00000000000= 00b41 [15341.276723] RDX: 000000000fffffff RSI: 000000000f3b4139 RDI: ffff8d1a637= 73400 [15341.283858] RBP: 000000000f3b4139 R08: 0000000000000000 R09: 00000000000= 00000 [15341.290989] R10: 000000000000000f R11: ffff8d19901fffff R12: 00000000000= 00079 [15341.298114] R13: 000000000f3b4139 R14: 00000000ffffffff R15: 00000000000= 0006e [15341.305501] FS: 00007f4e067a0580(0000) GS:ffff8d1a6aa80000(0000) knlGS:= 0000000000000000 [15341.313583] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [15341.319322] CR2: 00007f5083682dc0 CR3: 00000001287dc000 CR4: 00000000000= 406e0 [15341.326462] Call Trace: [15341.328912] regmap_volatile+0x4f/0xa0 [15341.332667] regmap_access_show+0x70/0x100 [15341.336997] seq_read+0xcd/0x400 [15341.340247] full_proxy_read+0x57/0x70 [15341.343997] vfs_read+0x9d/0x150 [15341.347231] ksys_read+0x5f/0xe0 [15341.350473] do_syscall_64+0x5f/0x1a0 [15341.354166] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [15341.359216] RIP: 0033:0x7f4e066823c2 [15341.362795] Code: c0 e9 c2 fe ff ff 50 48 8d 3d c2 0d 0a 00 e8 b5 f1 01 = 00 0f 1f 44 00 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 0f 05 <48= > 3d 00 f0 ff ff 77 56 c3 0f 1f 44 00 0 0 48 83 ec 28 48 89 54 24 [15341.381852] RSP: 002b:00007ffc6ad30e88 EFLAGS: 00000246 ORIG_RAX: 000000= 0000000000 [15341.389427] RAX: ffffffffffffffda RBX: 0000000000000400 RCX: 00007f4e066= 823c2 [15341.396568] RDX: 0000000000000400 RSI: 0000561bc69f0000 RDI: 00000000000= 00000 [15341.403979] RBP: 0000561bc69f0000 R08: 0000561bc69efb60 R09: 00000000000= 000c0 [15341.411111] R10: 0000561bc69f0000 R11: 0000000000000246 R12: fffffffffff= fffff [15341.418244] R13: 0000000000000000 R14: 0000000000000000 R15: fffffffffff= fffff