#9078: Segfault with makeStableName -------------------------------------+------------------------------------ Reporter: robertce | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.8.2 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Unknown/Multiple Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+------------------------------------ Comment (by ezyang): Reproduced; when run with the debug build we get an assert failure: {{{ Starting program: /home/ezyang/test +RTS -DS -C0 -V0 [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". cap 0: initialised test: internal error: ASSERTION FAILED: file rts/Stable.c, line 337 (GHC version 7.9.20140410 for x86_64_unknown_linux) Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug Program received signal SIGABRT, Aborted. 0x00007ffff6eaef79 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56 56 ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory. (gdb) bt #0 0x00007ffff6eaef79 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56 #1 0x00007ffff6eb2388 in __GI_abort () at abort.c:89 #2 0x000000000067edef in rtsFatalInternalErrorFn (s=0x6e63c0 "ASSERTION FAILED: file %s, line %u\n", ap=0x7fffffff9878) at rts/RtsMessages.c:170 #3 0x000000000067ea27 in barf (s=0x6e63c0 "ASSERTION FAILED: file %s, line %u\n") at rts/RtsMessages.c:42 #4 0x000000000067ea8a in _assertFail (filename=0x6e6d44 "rts/Stable.c", linenum=337) at rts/RtsMessages.c:57 #5 0x0000000000682c03 in lookupStableName (p=0x9076b0) at rts/Stable.c:337 #6 0x00000000006a2f46 in stg_makeStableNamezh () #7 0x0000000000000000 in ?? () (gdb) f 5 #5 0x0000000000682c03 in lookupStableName (p=0x9076b0) at rts/Stable.c:337 337 ASSERT(stable_name_table[sn].addr == p); }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/9078#comment:2 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler