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 A16E7CD343F for ; Tue, 19 Sep 2023 06:25:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230330AbjISGZa (ORCPT ); Tue, 19 Sep 2023 02:25:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36454 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229483AbjISGZ2 (ORCPT ); Tue, 19 Sep 2023 02:25:28 -0400 Received: from gandalf.ozlabs.org (gandalf.ozlabs.org [150.107.74.76]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 11B80100; Mon, 18 Sep 2023 23:25:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canb.auug.org.au; s=201702; t=1695104720; bh=PYyJpfVNu3Wc5HIfrR0xLmvXbr92eNrixN6pE3JOwzk=; h=Date:From:To:Cc:Subject:From; b=D1bJafs0H2+otYJSyK0o+Pwcw9Uh/O0U/0hCT+llfUmmomGrSu7vkokvzM3VhfWrE LRXesvyPYiPYoqBO09Jv2kMJpwrAnyihLRb/GDnh7X/Lsk8tcPpOJ/phW60/QQiz9S sNJ2jzXi/Qbi8X4XJPL8otIvKZ9LyDUMP8xwx/U1M1SHrQotWEfFtjxY2Vz98RtXo9 fdcPik+gVPsrmWMjRJLhozVtx6buh1djQiALk7FT0stzMzQPwqqLJMPtr5Q9YBfiya qB6KRFSXLL1pTZwZZlcf1wRu7oqeIh4VmoL14ZbGOcIWKzsXm0vuFyNVq2M4yzoTos bsXhvMcJ4k5WA== 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 4RqWqh2rlQz4xM6; Tue, 19 Sep 2023 16:25:20 +1000 (AEST) Date: Tue, 19 Sep 2023 16:25:18 +1000 From: Stephen Rothwell To: Andrew Morton Cc: "Mike Rapoport (IBM)" , Linux Kernel Mailing List , Linux Next Mailing List Subject: linux-next: boot warning after merge of the mm tree Message-ID: <20230919162518.180fd9f3@canb.auug.org.au> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/f_i2jmMzJinMrcS.xCKiQnG"; protocol="application/pgp-signature"; micalg=pgp-sha256 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/f_i2jmMzJinMrcS.xCKiQnG Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi all, After merging the mm tree, today's linux-next qemu opbbt test (powerpc pseries_le_defconfig) produced this warning: vmap allocation for size 131072 failed: use vmalloc=3D to increase si= ze swapper/0: vmalloc error: size 65536, vm_struct allocation failed, mode:0xc= c0(GFP_KERNEL), nodemask=3D(null),cpuset=3D/,mems_allowed=3D0 CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.6.0-rc2-06327-g52a3bc18f36c #1 Hardware name: IBM pSeries (emulated by qemu) POWER8 (raw) 0x4d0200 0xf0000= 04 of:SLOF,HEAD pSeries Call Trace: [c00000000478f780] [c000000001174678] dump_stack_lvl+0x6c/0x9c (unreliable) [c00000000478f7b0] [c0000000004b7450] warn_alloc+0x150/0x210 [c00000000478f850] [c0000000004abcd0] __vmalloc_node_range+0x4c0/0xab0 [c00000000478f9d0] [c0000000005534dc] execmem_alloc+0xec/0x180 [c00000000478fa70] [c0000000002c1ef8] alloc_insn_page+0x28/0x80 [c00000000478fa90] [c0000000002c5624] __get_insn_slot+0x1c4/0x2a0 [c00000000478fad0] [c00000000005cd68] arch_prepare_kprobe+0x168/0x2e0 [c00000000478fb50] [c0000000002c69c0] register_kprobe+0x550/0x880 [c00000000478fbc0] [c000000002012968] arch_init_kprobes+0x28/0x3c [c00000000478fbe0] [c000000002038a50] init_kprobes+0x118/0x1a0 [c00000000478fc50] [c000000000010bc0] do_one_initcall+0x80/0x300 [c00000000478fd20] [c000000002004848] kernel_init_freeable+0x1dc/0x3b4 [c00000000478fdf0] [c0000000000111b0] kernel_init+0x30/0x1a0 [c00000000478fe50] [c00000000000debc] ret_from_kernel_user_thread+0x14/0x1c --- interrupt: 0 at 0x0 NIP: 0000000000000000 LR: 0000000000000000 CTR: 0000000000000000 REGS: c00000000478fe80 TRAP: 0000 Not tainted (6.6.0-rc2-06327-g52a3bc18= f36c) 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 Mem-Info: active_anon:0 inactive_anon:0 isolated_anon:0 active_file:0 inactive_file:0 isolated_file:0 unevictable:0 dirty:0 writeback:0 slab_reclaimable:4 slab_unreclaimable:94 mapped:0 shmem:0 pagetables:1 sec_pagetables:0 bounce:0 kernel_misc_reclaimable:0 free:31798 free_pcp:10 free_cma:0 Node 0 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB = unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB = writeback:0kB shmem:0kB shmem_thp:0kB shmem_pmdmapped:0kB anon_thp:0kB writ= eback_tmp:0kB kernel_stack:272kB pagetables:64kB sec_pagetables:0kB all_unr= eclaimable? no Node 0 Normal free:2035072kB boost:0kB min:0kB low:0kB high:0kB reserved_hi= ghatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_fil= e:0kB unevictable:0kB writepending:0kB present:2097152kB managed:2043904kB = mlocked:0kB bounce:0kB free_pcp:640kB local_pcp:640kB free_cma:0kB lowmem_reserve[]: 0 0 0 Node 0 Normal: 4*64kB (M) 5*128kB (UM) 6*256kB (ME) 6*512kB (UME) 6*1024kB = (UME) 6*2048kB (UME) 5*4096kB (UME) 5*8192kB (ME) 119*16384kB (M) =3D 20350= 72kB 0 total pagecache pages 0 pages in swap cache Free swap =3D 0kB Total swap =3D 0kB 32768 pages RAM 0 pages HighMem/MovableOnly 832 pages reserved 0 pages cma reserved Introduced by commit (via bisection) 2d278773305d ("powerpc: extend execmem_params for kprobes allocations") I have reverted the following commits for today. be2e02ac422f ("bpf: remove CONFIG_BPF_JIT dependency on CONFIG_MODULES of= ") 68f60fd96f9d ("kprobes: remove dependency on CONFIG_MODULES") 2177ac117a8e ("x86/ftrace: enable dynamic ftrace without CONFIG_MODULES") 3300c3af2009 ("arch: make execmem setup available regardless of CONFIG_MO= DULES") 2d278773305d ("powerpc: extend execmem_params for kprobes allocations") --=20 Cheers, Stephen Rothwell --Sig_/f_i2jmMzJinMrcS.xCKiQnG Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAmUJPs4ACgkQAVBC80lX 0GxdvAf+IU4Sia7nvZ6h/9Qh/dAfvF9JN1O3ckwl6eGeEeUaEaGXkUXMTXA3bh8G 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