[From nobody Thu Jul 30 19:43:07 2026 Received: (at 1023649-done) by bugs.debian.org; 30 Jul 2026 18:42:00 +0000 X-Spam-Checker-Version: SpamAssassin 4.0.1-bugs.debian.org_2005_01_02 (2024-03-25) on buxtehude.debian.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=4.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HAS_BUG_NUMBER,RCVD_IN_DNSWL_MED,RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL,SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=4.0.1-bugs.debian.org_2005_01_02 X-Spam-Bayes: score:0.0000 Tokens: new, 315; hammy, 150; neutral, 138; spammy, 0. spammytokens: hammytokens:0.000-+--H*u:Evolution, 0.000-+--merge_requests, 0.000-+--sk:gitlab, 0.000-+--sk:gitlab., 0.000-+--H*RU:130.133.4.66 Return-path: <glaubitz@zedat.fu-berlin.de> Received: from outpost1.zedat.fu-berlin.de ([130.133.4.66]:57989) by buxtehude.debian.org with esmtps (TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.96) (envelope-from <glaubitz@zedat.fu-berlin.de>) id 1wpVhe-00HVVg-0r for 1023649-done@bugs.debian.org; 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Thu, 30 Jul 2026 20:41:55 +0200 Received: from p5dc558fe.dip0.t-ipconnect.de ([93.197.88.254] helo=[192.168.178.61]) by inpost2.zedat.fu-berlin.de (Exim 4.99) with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (envelope-from <glaubitz@physik.fu-berlin.de>) id 1wpVha-00000000Naa-3Sim; Thu, 30 Jul 2026 20:41:54 +0200 Message-ID: <31875a114b81b78b7125d3ce31625ff99f55a555.camel@physik.fu-berlin.de> Subject: Re: Bug#1023649: ghc: FTBFS haskell-random powerpc (ghc Segmentation fault) From: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de> To: Ilias Tsitsimpis <iliastsi@debian.org> Cc: noloader@gmail.com, 1023649-done@bugs.debian.org, debian-powerpc <debian-powerpc@lists.debian.org> Date: Thu, 30 Jul 2026 20:41:54 +0200 In-Reply-To: <aa4d8597a9a5da2e16ad19fd9a452e83af140280.camel@physik.fu-berlin.de> References: <29858a396dac1827dcb1a4079901e74cb100406a.camel@physik.fu-berlin.de> <87y1smos91.fsf@christian.marillat.net> <83aefd4ab0f6d4f03bb024e51d6e50ba59a05c56.camel@physik.fu-berlin.de> <20230920115420.y34afdkuap3ycyl7@iliastsi.net> <165b7a58f5ac036b61a364f272db1303abecde30.camel@physik.fu-berlin.de> <20231011150203.b4zaedm6r2pr7cl3@iliastsi.net> <029c0c8e2e09c562462a1913e7da76b9ba08f451.camel@physik.fu-berlin.de> <b10d5a431173359a9c9433a69cfcc53f2eaa19dc.camel@physik.fu-berlin.de> <CAH8yC8mj=JdRNcdDzDdACUHGqMB+Mstk9CqBaht6iKP=34uD=w@mail.gmail.com> <2a1621696f75ec108a3573e8f9b6ce08eccebf38.camel@physik.fu-berlin.de> <g4tkby3wj5i3x2u3ek4gmxkfjgayq476yxdoer6pggaepb3de3@mll4q7s6lo7c> <59713f064ec40967278ad7535fafae4be7003b35.camel@physik.fu-berlin.de> <aa4d8597a9a5da2e16ad19fd9a452e83af140280.camel@physik.fu-berlin.de> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.60.2 MIME-Version: 1.0 X-Original-Sender: glaubitz@physik.fu-berlin.de X-Originating-IP: 93.197.88.254 X-ZEDAT-Hint: PO Hi, On Fri, 2024-06-14 at 10:33 +0200, John Paul Adrian Glaubitz wrote: > GHC 9.6.5 still fails on powerpc with the NGC enabled: >=20 > # rts/include/rts/prof/LDV.h > > Run Ghc CompileHs Stage1: rts/HeapStackCheck.cmm =3D> _build/stage1/rts= /build/cmm/HeapStackCheck.debug_o > > Run Ghc CompileHs Stage1: rts/PrimOps.cmm =3D> _build/stage1/rts/build/= cmm/PrimOps.p_o > > Run Ghc CompileHs Stage1: rts/Updates.cmm =3D> _build/stage1/rts/build/= cmm/Updates.thr_p_o > > Run Ghc CompileHs Stage1: rts/Compact.cmm =3D> _build/stage1/rts/build/= cmm/Compact.thr_p_o > > Run Ghc CompileHs Stage1: rts/Exception.cmm =3D> _build/stage1/rts/buil= d/cmm/Exception.o > > Run Ghc CompileHs Stage1: rts/PrimOps.cmm =3D> _build/stage1/rts/build/= cmm/PrimOps.debug_o > > Run Ghc CompileHs Stage1: rts/StgStartup.cmm =3D> _build/stage1/rts/bui= ld/cmm/StgStartup.debug_p_o > > Run Ghc CompileHs Stage1: rts/HeapStackCheck.cmm =3D> _build/stage1/rts= /build/cmm/HeapStackCheck.p_o > > Run Ghc CompileHs Stage1: rts/StgStartup.cmm =3D> _build/stage1/rts/bui= ld/cmm/StgStartup.thr_debug_p_o > > Run Ghc CompileHs Stage1: rts/StgMiscClosures.cmm =3D> _build/stage1/rt= s/build/cmm/StgMiscClosures.debug_o > > Run Ghc CompileHs Stage1: rts/StgMiscClosures.cmm =3D> _build/stage1/rt= s/build/cmm/StgMiscClosures.p_o > > Run Ghc CompileHs Stage1: rts/ContinuationOps.cmm =3D> _build/stage1/rt= s/build/cmm/ContinuationOps.debug_p_o > > Run Ghc CompileHs Stage1: rts/Updates.cmm =3D> _build/stage1/rts/build/= cmm/Updates.debug_p_o > > Run Ghc CompileHs Stage1: rts/StgStartup.cmm =3D> _build/stage1/rts/bui= ld/cmm/StgStartup.thr_p_o > > Run Ghc CompileHs Stage1: rts/Apply.cmm =3D> _build/stage1/rts/build/cm= m/Apply.o > > Run Ghc CompileHs Stage1: rts/Exception.cmm =3D> _build/stage1/rts/buil= d/cmm/Exception.debug_o > > Run Ghc CompileHs Stage1: rts/Apply.cmm =3D> _build/stage1/rts/build/cm= m/Apply.thr_dyn_o > Command line: _build/stage0/bin/ghc -Wall -Wcompat -hisuf debug_p_hi -osu= f debug_p_o -hcsuf debug_p_hc -static -prof -DDEBUG -optc-DDEBUG -hide-all-= packages -no-user-package-db '-package-env -' '- > package-db _build/stage1/inplace/package.conf.d' '-this-unit-id rts-1.0.2= ' -i -i/home/glaubitz/ghc-deb-9.6.5-new/ghc-9.6.5/_build/stage1/rts/build -= i/home/glaubitz/ghc-deb-9.6.5-new/ghc- > 9.6.5/_build/stage1/rts/build/autogen -i/home/glaubitz/ghc-deb-9.6.5-new/= ghc-9.6.5/rts -Irts/include -I_build/stage1/rts/build -I_build/stage1/rts/b= uild/include > -I_build/stage1/rts/build/@FFIIncludeDir@ -I_build/stage1/rts/build/@Libd= wIncludeDir@ -Irts/include -Irts/@FFIIncludeDir@ -Irts/@LibdwIncludeDir@ -o= ptP-include - > optP_build/stage1/rts/build/autogen/cabal_macros.h -ghcversion-file=3Drts= /include/ghcversion.h -outputdir _build/stage1/rts/build -fdiagnostics-colo= r=3Dalways -Wnoncanonical-monad-instances -optc-Wno- > error=3Dinline -optP-Wno-nonportable-include-path -c rts/ContinuationOps.= cmm -o _build/stage1/rts/build/cmm/ContinuationOps.debug_p_o -O2 -H32m -thi= s-unit-id rts -XHaskell98 -no-global-package-db - > package-db=3D/home/glaubitz/ghc-deb-9.6.5-new/ghc-9.6.5/_build/stage1/inp= lace/package.conf.d -ghcversion-file=3Drts/include/ghcversion.h -ghcversion= -file=3Drts/include/ghcversion.h -haddock -Irts - > I_build/stage1/rts/build '-DRtsWay=3D"rts_debug_p"' -DFS_NAMESPACE=3Drts = -DCOMPILING_RTS -DPROFILING -Wno-deprecated-flags -Wcpp-undef > =3D=3D=3D> Command failed with error code: 1 > ghc: panic! (the 'impossible' happened) > GHC version 9.6.5: > PPC.Ppr.pprInstr: JMP to ForeignLabel > CallStack (from HasCallStack): > panic, called at compiler/GHC/CmmToAsm/PPC/Ppr.hs:591:30 in ghc:GHC.C= mmToAsm.PPC.Ppr >=20 >=20 > Please report this as a GHC bug: https://www.haskell.org/ghc/reportabug >=20 > Error when running Shake build system: > at want, called at src/Main.hs:124:44 in main:Main > * Depends on: binary-dist-dir > at need, called at src/Rules/BinaryDist.hs:130:9 in main:Rules.BinaryDi= st > * Depends on: _build/stage1/lib/package.conf.d/rts-1.0.2.conf > at need, called at src/Rules/Register.hs:134:5 in main:Rules.Register > * Depends on: _build/stage1/rts/build/stamp-rts-1.0.2_debug_p > at need, called at src/Rules/Library.hs:144:3 in main:Rules.Library > * Depends on: _build/stage1/rts/build/libHSrts-1.0.2_debug_p.a > at need, called at src/Rules/Library.hs:220:5 in main:Rules.Library > * Depends on: _build/stage1/rts/build/cmm/ContinuationOps.debug_p_o > at cmd', called at src/Builder.hs:387:23 in main:Builder > at cmdArgs, called at src/Builder.hs:540:8 in main:Builder > at cmdArgs, called at src/Builder.hs:564:18 in main:Builder > at cmdArgs, called at src/Builder.hs:564:18 in main:Builder > at error, called at src/Builder.hs:609:13 in main:Builder > * Raised the exception: > Command failed >=20 > Build failed. This was fixed upstream in [1][2][3][4], closing. There is another unrelated issue with runghc on powerpc though, see [5]. Adrian > [1] https://gitlab.haskell.org/ghc/ghc/-/merge_requests/12926 > [2] https://gitlab.haskell.org/ghc/ghc/-/merge_requests/12881 > [3] https://gitlab.haskell.org/ghc/ghc/-/merge_requests/15423 > [4] https://gitlab.haskell.org/ghc/ghc/-/merge_requests/15440 > [5] https://gitlab.haskell.org/ghc/ghc/-/work_items/26837 --=20 .''`. John Paul Adrian Glaubitz : :' : Debian Developer `. `' Physicist `- GPG: 62FF 8A75 84E0 2956 9546 0006 7426 3B37 F5B5 F913]