[GHC] #8661: Segfault on System.Time during validate
#8661: Segfault on System.Time during validate ----------------------------+------------------------------------- Reporter: Fuuzetsu | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.7 Keywords: | Operating System: Unknown/Multiple Architecture: x86 | Type of failure: None/Unknown Difficulty: Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | ----------------------------+------------------------------------- I was running ‘sh validate’ today (commit d4f0fcf368765ae4aa7ebe914bc2f254026694c8) and I ended up with this error: {{{ cat ghc/ghc.wrapper >> inplace/bin /ghc-stage2 chmod +x inplace/bin /ghc-stage2 "inplace/bin/ghc-stage2" -hisuf hi -osuf o -hcsuf hc -static -H32m -O -Werror -Wall -H64m -O0 -package-name old-time-1.1.0.2 -hide-all- packages -i -ilibraries/old-time/. -ilibraries/old-time/dist-install/build -ilibraries/old-time/dist-install/build/autogen -Ilibraries/old-time/dist- install/build -Ilibraries/old-time/dist-install/build/autogen -Ilibraries /old-time/include -optP-include -optPlibraries/old-time/dist- install/build/autogen/cabal_macros.h -package base-4.7.0.0 -package old- locale-1.0.0.6 -Wall -XHaskell2010 -O2 -O -dcore-lint -fno-warn-amp -fno- warn-deprecated-flags -no-user-package-db -rtsopts -odir libraries /old-time/dist-install/build -hidir libraries/old-time/dist-install/build -stubdir libraries/old-time/dist-install/build -dynamic-too -c libraries /old-time/dist-install/build/System/Time.hs -o libraries/old-time/dist- install/build/System/Time.o -dyno libraries/old-time/dist- install/build/System/Time.dyn_o gmake[1]: *** [libraries/old-time/dist-install/build/System/Time.o] Segmentation fault gmake[1]: *** Waiting for unfinished jobs.... Writing docs/users_guide/users_guide/ix01.html for index Writing docs/users_guide/users_guide/index.html for book(users-guide) cp mk/fptools.css docs/users_guide/users_guide/ gmake: *** [all] Error 2 }}} It built fine when I ran validate just the other day (at least after commit 32002b3dfdfd6a3c6a1a1eb52d8a257b42e17e51). 32-bit Linux Linux misaki 3.12.3-gentoo `#2` SMP Sat Dec 7 23:14:57 GMT 2013 i686 Intel(R) Core(TM)2 Duo CPU L7700 @ 1.80GHz GenuineIntel GNU/Linux Attaching full build log. This is a tree without any local changes. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8661> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
#8661: Segfault on System.Time during validate -------------------------------------+--------------------------- Reporter: Fuuzetsu | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.7 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: x86 Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+--------------------------- Comment (by Fuuzetsu): Actually, I see that there's a 256KB limit on attachments. You can find the build log at http://fuuzetsu.co.uk/misc/cleanvalidate -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8661#comment:1> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
#8661: Segfault on System.Time during validate -------------------------------------+--------------------------- Reporter: Fuuzetsu | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.7 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: x86 Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+--------------------------- Comment (by Fuuzetsu): I'd like to add that the `ghc-stage2` binary produced segfaults the moment we try to compile anything with it, be it an invalid Haskell file (garbage string) or a valid program. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8661#comment:2> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
#8661: Segfault on System.Time during validate -------------------------------------+--------------------------- Reporter: Fuuzetsu | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.7 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: x86 Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+--------------------------- Comment (by Herbert Valerio Riedel <hvr@…>): In [changeset:"a3878d172b358b896b3c8302e58199958479d8e5/integer-gmp"]: {{{ #!CommitTicketReference repository="integer-gmp" revision="a3878d172b358b896b3c8302e58199958479d8e5" Temporary disable `mpz_gmpz_tdiv_qr_ui` to workaround #8661 I still need to investigated, but for some reason not yet obvious to me, commit [af2ba9c8/integer-gmp] (re #8647) seems to have triggered #8661 on linux/32 This commit disables the use of the `quotRemIntegerWord#` primop on 32bit (which seems to trigger the issue). Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org> }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8661#comment:3> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
#8661: Segfault on System.Time during validate -------------------------------------+--------------------------- Reporter: Fuuzetsu | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.7 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: x86 Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+--------------------------- Comment (by nomeata): I still observe a weridness, ghc spins for a long time trying to compile System.Time. According to `-v`, it is somewhere in the desugarer – is that possibly related to this ticket or did I hit a different, possibly local, issue? -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8661#comment:4> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
#8661: Segfault on System.Time during validate -------------------------------------+--------------------------- Reporter: Fuuzetsu | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.7 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: x86 Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+--------------------------- Comment (by nomeata): Nevermind, it is only on my branch... -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8661#comment:5> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
#8661: Segfault on System.Time during validate -------------------------------------+--------------------------- Reporter: Fuuzetsu | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.7 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: x86 Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+--------------------------- Comment (by Herbert Valerio Riedel <hvr@…>): In [changeset:"13b4d0cdd18471de33ba89bda11a4b238507b7c7/integer-gmp"]: {{{ #!CommitTicketReference repository="integer-gmp" revision="13b4d0cdd18471de33ba89bda11a4b238507b7c7" Drop redundant formal parameter from TAKE1_UL1_RET2 This fixes the actual cause for #8661, i.e. a mismatch between the actual arity of the Cmm implementation and the arity declared in the foreign import statement. This also reverts [a3878d17/integer-gmp] as the workaround isn't needed anymore. Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org> }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8661#comment:6> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
#8661: Segfault on System.Time during validate -------------------------------------+--------------------------- Reporter: Fuuzetsu | Owner: Type: bug | Status: closed Priority: normal | Milestone: Component: Compiler | Version: 7.7 Resolution: fixed | Keywords: Operating System: Unknown/Multiple | Architecture: x86 Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+--------------------------- Changes (by hvr): * status: new => closed * resolution: => fixed -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8661#comment:7> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
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