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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 20F25C6FA8F for ; Tue, 29 Aug 2023 05:59:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233209AbjH2F67 (ORCPT ); Tue, 29 Aug 2023 01:58:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50696 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230103AbjH2F6h (ORCPT ); Tue, 29 Aug 2023 01:58:37 -0400 Received: from gandalf.ozlabs.org (mail.ozlabs.org [IPv6:2404:9400:2221:ea00::3]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 91AE7109; Mon, 28 Aug 2023 22:58:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canb.auug.org.au; s=201702; t=1693288708; bh=18HxPnJLRqLXAf/HDq0Tgm0vwcboajO3NobGWwh33YI=; h=Date:From:To:Cc:Subject:From; b=kJmNcz7qtycLggFnW5Vzqp2a1uZ80U9zzkYbCTnuyqLhIi0tCNsolxLmBQqjjHcCl u28te1FFPyA5nXYscGW3qe8H6r0tUMrgCg7cusnuWAkxe2c479x17ZDcyjQgEx7f7I X7EItS0tGTKMojiRiJ0AzJFKHnQbIp1qK1Fr9oXAqqxsieq6L7a11kpqjJBWNj338z vKS3KeUY881IRxc10fYiF0M/E/U/z6MXKkkPIa7DfC3icqJyVKd8kWdnUoAzcdps0k PQbeJLpCXxjDpYvs5iwVFmCGJUeNc83JNtbC/o8ZMntNoI/uvZoVA4e8FFdaH4KF5k e40FVdhWu3eWw== Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (prime256v1) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4RZcDN5Kk3z4wd0; Tue, 29 Aug 2023 15:58:28 +1000 (AEST) Date: Tue, 29 Aug 2023 15:58:24 +1000 From: Stephen Rothwell To: Yury Norov Cc: Linux Kernel Mailing List , Linux Next Mailing List Subject: linux-next: boot failure after merge of the bitmap tree Message-ID: <20230829155824.062e861f@canb.auug.org.au> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/vWxVTtOxvxUWsB2n0vFTcc_"; protocol="application/pgp-signature"; micalg=pgp-sha256 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/vWxVTtOxvxUWsB2n0vFTcc_ Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi all, After merging the bitmap tree, today's linux-next boot test (powerpc pseries_le_defconfig) failed like this: Running code patching self-tests ... ------------[ cut here ]------------ WARNING: CPU: 0 PID: 1 at arch/powerpc/sysdev/msi_bitmap.c:260 test_of_node= +0x234/0x280 Modules linked in: CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.5.0-13305-g081ae3a78176 #1 Hardware name: IBM pSeries (emulated by qemu) POWER8 (raw) 0x4d0200 0xf0000= 04 of:SLOF,HEAD pSeries NIP: c00000000201d6a4 LR: c00000000201d630 CTR: 0000000000000002 REGS: c00000000478b730 TRAP: 0700 Not tainted (6.5.0-13305-g081ae3a78176) MSR: 8000000002029033 CR: 44000448 XER: 20000= 000 CFAR: c00000000201d674 IRQMASK: 0=20 GPR00: c00000000201d630 c00000000478b9d0 c000000001588a00 0000000000000000= =20 GPR04: c000000004ef6340 ff03f0f1fffeffff ffffffff0f000000 0000feff0f000000= =20 GPR08: 0000000000000010 0000000000000001 0000000000000000 0000000000000000= =20 GPR12: 0000000000000008 c000000002b00000 c000000000011188 0000000000000000= =20 GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR20: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR24: 0000000000000000 c00000000200343c cccccccccccccccd c000000002090868= =20 GPR28: 0000000000000000 c0000000020908a8 c00000000478b9f8 c00000000478bb50= =20 NIP [c00000000201d6a4] test_of_node+0x234/0x280 LR [c00000000201d630] test_of_node+0x1c0/0x280 Call Trace: [c00000000478b9d0] [c00000000201d630] test_of_node+0x1c0/0x280 (unreliable) [c00000000478bbb0] [c00000000201d9c4] msi_bitmap_selftest+0x2d4/0x308 [c00000000478bc50] [c000000000010bc0] do_one_initcall+0x80/0x300 [c00000000478bd20] [c000000002004998] kernel_init_freeable+0x30c/0x3b4 [c00000000478bdf0] [c0000000000111b0] kernel_init+0x30/0x1a0 [c00000000478be50] [c00000000000debc] ret_from_kernel_user_thread+0x14/0x1c --- interrupt: 0 at 0x0 NIP: 0000000000000000 LR: 0000000000000000 CTR: 0000000000000000 REGS: c00000000478be80 TRAP: 0000 Not tainted (6.5.0-13305-g081ae3a78176) MSR: 0000000000000000 <> CR: 00000000 XER: 00000000 CFAR: 0000000000000000 IRQMASK: 0=20 GPR00: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR04: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR08: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR12: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR20: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR24: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR28: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 NIP [0000000000000000] 0x0 LR [0000000000000000] 0x0 --- interrupt: 0 Code: 40820018 7d273011 4102ffdc 4082000c 39200000 48000010 7d2903f4 7d4a51= 10 7d295378 7d290034 5529d97e 69290001 <0b090000> 38610160 4a0a01dd e861016= 8=20 ---[ end trace 0000000000000000 ]--- registered taskstats version 1 . . . printk: console [netcon0] enabled netconsole: network logging started BUG: Unable to handle kernel data access at 0xc02a49fa823a5e63 Faulting instruction address: 0xc0000000004ff95c Oops: Kernel access of bad area, sig: 11 [#1] LE PAGE_SIZE=3D64K MMU=3DHash SMP NR_CPUS=3D2048 NUMA pSeries Modules linked in: CPU: 0 PID: 1 Comm: swapper/0 Tainted: G W 6.5.0-13305-g081= ae3a78176 #1 Hardware name: IBM pSeries (emulated by qemu) POWER8 (raw) 0x4d0200 0xf0000= 04 of:SLOF,HEAD pSeries NIP: c0000000004ff95c LR: c0000000004ff9e8 CTR: c0000000002cdc40 REGS: c00000000478b9a0 TRAP: 0380 Tainted: G W (6.5.0-13= 305-g081ae3a78176) MSR: 8000000002009033 CR: 24008288 XER: 00000= 000 CFAR: c0000000004ff7c8 IRQMASK: 0=20 GPR00: c0000000004ff9e8 c00000000478bc40 c000000001588a00 0000000000000000= =20 GPR04: 0000000000000cc0 0000000000001be2 0000000000000018 6749a6fe823a5e93= =20 GPR08: 0000000000001be1 0000000000000010 000000007daa0000 0000000000002000= =20 GPR12: c0000000002cdc40 c000000002b00000 c000000000011188 0000000000000000= =20 GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR20: 0000000000000000 0000000000000000 c0000000041a1290 c0000000002d9080= =20 GPR24: ffffffffffffffff c0000000029225a0 0000000000000018 0000000000000cc0= =20 GPR28: c02a49fa823a5e53 0000000000000000 0000000000000cc0 c000000004010400= =20 NIP [c0000000004ff95c] __kmem_cache_alloc_node+0x2bc/0x440 LR [c0000000004ff9e8] __kmem_cache_alloc_node+0x348/0x440 Call Trace: [c00000000478bc40] [c0000000004ff9d8] __kmem_cache_alloc_node+0x338/0x440 (= unreliable) [c00000000478bcc0] [c000000000455ce0] kmalloc_trace+0x50/0x150 [c00000000478bd10] [c0000000002d9080] ftrace_free_mem+0x3a0/0x4e0 [c00000000478bdf0] [c0000000000111d0] kernel_init+0x50/0x1a0 [c00000000478be50] [c00000000000debc] ret_from_kernel_user_thread+0x14/0x1c --- interrupt: 0 at 0x0 NIP: 0000000000000000 LR: 0000000000000000 CTR: 0000000000000000 REGS: c00000000478be80 TRAP: 0000 Tainted: G W (6.5.0-13= 305-g081ae3a78176) MSR: 0000000000000000 <> CR: 00000000 XER: 00000000 CFAR: 0000000000000000 IRQMASK: 0=20 GPR00: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR04: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR08: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR12: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR20: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR24: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 GPR28: 0000000000000000 0000000000000000 0000000000000000 0000000000000000= =20 NIP [0000000000000000] 0x0 LR [0000000000000000] 0x0 --- interrupt: 0 Code: 60420000 78a50020 7f83e378 38800000 4bbb9e8d 60000000 4bfffee4 600000= 00 60420000 813f0028 e8ff00b8 38a80001 <7fdc482a> 7d3c4a14 79260022 552ac03= e=20 ---[ end trace 0000000000000000 ]--- pstore: backend (nvram) writing error (-1) note: swapper/0[1] exited with irqs disabled Kernel panic - not syncing: Attempted to kill init! exitcode=3D0x0000000b Bisection pointed at commit d770ef2c8299 ("bitmap: replace _reg_op(REG_OP_RELEASE) with bitmap_clear(= )") I have used the bitmap tree from next-20230828 for today. --=20 Cheers, Stephen Rothwell --Sig_/vWxVTtOxvxUWsB2n0vFTcc_ Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAmTtiQAACgkQAVBC80lX 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