[GHC] #7655: 7.4.2 Segmentation Fault/Bus Error in large exponentation
#7655: 7.4.2 Segmentation Fault/Bus Error in large exponentation -----------------------+---------------------------------------------------- Reporter: Doug310 | Owner: Type: bug | Status: new Priority: normal | Component: GHCi Version: 7.4.2 | Keywords: Os: MacOS X | Architecture: x86_64 (amd64) Failure: GHCi crash | Blockedby: Blocking: | Related: -----------------------+---------------------------------------------------- Mac OS X 10.8.2. Haskell Platform 2012.4, 64-bit. GHCI 7.4.2. Large exponentations cause bus errors or segmentation faults. Examples: {{{ ~/src/haskell$ ghci GHCi, version 7.4.2: http://www.haskell.org/ghc/ :? for help Loading package ghc-prim ... linking ... done. Loading package integer-gmp ... linking ... done. Loading package base ... linking ... done. Prelude> 12345678901234567890 ^ 12345 Bus error: 10 ~/src/haskell$ ghci GHCi, version 7.4.2: http://www.haskell.org/ghc/ :? for help Loading package ghc-prim ... linking ... done. Loading package integer-gmp ... linking ... done. Loading package base ... linking ... done. Prelude> 2384729837498237^23455 Segmentation fault: 11 }}} -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7655> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
#7655: 7.4.2 Segmentation Fault/Bus Error in large exponentation -------------------------------+-------------------------------------------- Reporter: Doug310 | Owner: Type: bug | Status: closed Priority: normal | Component: GHCi Version: 7.4.2 | Resolution: fixed Keywords: | Os: MacOS X Architecture: x86_64 (amd64) | Failure: GHCi crash Blockedby: | Blocking: Related: | -------------------------------+-------------------------------------------- Changes (by monoidal): * status: new => closed * resolution: => fixed Comment: This is fixed in GHC 7.6.1, according to http://www.reddit.com/r/haskell/comments/17jyw9/announce_ghc_version_762/c86... If you can reproduce the bug in 7.6, please reopen. -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7655#comment:1> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
#7655: 7.6.2 Segmentation Fault/Bus Error in large exponentation -------------------------------+-------------------------------------------- Reporter: Doug310 | Owner: Type: bug | Status: new Priority: normal | Component: GHCi Version: 7.6.2 | Resolution: Keywords: | Os: MacOS X Architecture: x86_64 (amd64) | Failure: GHCi crash Blockedby: | Blocking: Related: | -------------------------------+-------------------------------------------- Changes (by Doug310): * status: closed => new * version: 7.4.2 => 7.6.2 * resolution: fixed => Comment: Unfortunately, I am able to reproduce this partially in 7.6.2 for x86_64 using the available binary distribution: ghc-7.6.2-x86_64-apple- darwin.tar.bz2. {{{ ~/src/haskell/ghc/ghc-7.6.2$ ghci GHCi, version 7.6.2: http://www.haskell.org/ghc/ :? for help Loading package ghc-prim ... linking ... done. Loading package integer-gmp ... linking ... done. Loading package base ... linking ... done. Prelude> 12345678901234567890 ^ 12345 Bus error: 10 }}} However, my second example works: {{{ ~/src/haskell/ghc/ghc-7.6.2$ ghci GHCi, version 7.6.2: http://www.haskell.org/ghc/ :? for help Loading package ghc-prim ... linking ... done. Loading package integer-gmp ... linking ... done. Loading package base ... linking ... done. Prelude> 2384729837498237 ^ 23455 6856427983194016568523 .... (goes on for hundreds of lines) }}} The full Bus Error crash report is: {{{ Process: ghc [27889] Path: /opt/ghc-7.6.2-x86_64/*/ghc Identifier: ghc Version: ??? Code Type: X86-64 (Native) Parent Process: bash [24202] User ID: 501 Date/Time: 2013-02-04 00:01:12.441 -0500 OS Version: Mac OS X 10.8.2 (12C60) Report Version: 10 Interval Since Last Report: 3611040 sec Crashes Since Last Report: 696 Per-App Crashes Since Last Report: 7 Anonymous UUID: 145798BC-982C-D5DB-8C3A-18EA16FAB47B Crashed Thread: 1 Exception Type: EXC_BAD_ACCESS (SIGBUS) Exception Codes: KERN_PROTECTION_FAILURE at 0x000000011203c998 VM Regions Near 0x11203c998: MALLOC metadata 000000011203b000-000000011203c000 [ 4K] r--/rwx SM=PRV --> Stack 000000011203c000-000000011203d000 [ 4K] ---/rwx SM=NUL Stack 000000011203d000-00000001120bf000 [ 520K] rw-/rwx SM=COW Thread 0:: Dispatch queue: com.apple.main-thread 0 libsystem_kernel.dylib 0x00007fff8bbae0fa __psynch_cvwait + 10 1 libsystem_c.dylib 0x00007fff93534f89 _pthread_cond_wait + 869 2 ghc 0x00000001100e16c9 waitCondition + 9 3 ghc 0x00000001100be8ab yieldCapability + 395 4 ghc 0x00000001100cd382 schedule + 386 5 ghc 0x00000001100cddf4 scheduleWaitThread + 164 6 ghc 0x00000001100c878e real_main + 68 7 ghc 0x00000001100c8896 hs_main + 93 8 ghc 0x000000010e0d44f9 main + 73 9 ghc 0x000000010e00dbb4 start + 52 Thread 1 Crashed: 0 ??? 0x00000001129c3d3c 0 + 4607196476 1 ??? 0x00000001129f44b3 0 + 4607394995 2 ??? 0x00000001129dbbe4 0 + 4607294436 3 ??? 0x00000001129f119c 0 + 4607381916 4 ??? 0x00000001129cc8f2 0 + 4607232242 5 ??? 0x00000001129c74fa 0 + 4607210746 6 ??? 0x00000001129ab454 0 + 4607095892 7 ghc 0x00000001100f38c8 stg_marked_upd_frame_info_dsp + 16 8 ??? 0x058d482177000000 0 + 400055250473451520 Thread 2: 0 libsystem_kernel.dylib 0x00007fff8bbaed2a kevent64 + 10 1 ghc 0x000000011006c8f2 s52S_info + 170 2 ghc 0x000000011006ca48 s6qO_info_dsp + 24 Thread 3: 0 libsystem_kernel.dylib 0x00007fff8bbae0fa __psynch_cvwait + 10 1 libsystem_c.dylib 0x00007fff93534f89 _pthread_cond_wait + 869 2 ghc 0x00000001100e16c9 waitCondition + 9 3 ghc 0x00000001100be8ab yieldCapability + 395 4 ghc 0x00000001100cd382 schedule + 386 5 ghc 0x00000001100cdccb scheduleWorker + 27 6 libsystem_c.dylib 0x00007fff93530742 _pthread_start + 327 7 libsystem_c.dylib 0x00007fff9351d181 thread_start + 13 Thread 1 crashed with X86 Thread State (64-bit): rax: 0x00000000000a5771 rbx: 0x0000000000000560 rcx: 0x00000000ffffffeb rdx: 0x00000000000000ac rdi: 0x000000011203c440 rsi: 0x0000000113b24680 rbp: 0x00000001120312c0 rsp: 0x0000000112031248 r8: 0x000000000018192d r9: 0x00000000000000a9 r10: 0xe7d24d796c78192d r11: 0x41430d29ed17e85b r12: 0x0000000000000007 r13: 0x00000000000000a9 r14: 0x0000000000000003 r15: 0x00000000000000ac rip: 0x00000001129c3d3c rfl: 0x0000000000010286 cr2: 0x000000011203c998 Logical CPU: 4 Binary Images: 0x10e00d000 - 0x1101c0fe7 +ghc (???) <1010B9EB-C2AF- 32E2-AD15-CEB7B26CA475> /opt/ghc-7.6.2-x86_64/*/ghc 0x7fff6dc0d000 - 0x7fff6dc4193f dyld (210.2.3) <A40597AA-5529-3337-8C09-D8A014EB1578> /usr/lib/dyld 0x7fff8787a000 - 0x7fff87880fff libmacho.dylib (829) <BF332AD9 -E89F-387E-92A4-6E1AB74BD4D9> /usr/lib/system/libmacho.dylib 0x7fff8797b000 - 0x7fff879c7ff7 libauto.dylib (185.1) <73CDC482-16E3-3FC7-9BB4-FBA2DA44DBC2> /usr/lib/libauto.dylib 0x7fff87b21000 - 0x7fff87b29fff liblaunch.dylib (442.26.2) <2F71CAF8-6524-329E-AC56-C506658B4C0C> /usr/lib/system/liblaunch.dylib 0x7fff88aef000 - 0x7fff88af0ff7 libremovefile.dylib (23.1) <DBBFAF35-AC78-3856-92F6-6E4FD9DF14A2> /usr/lib/system/libremovefile.dylib 0x7fff88db3000 - 0x7fff88dbbff7 libsystem_dnssd.dylib (379.32.1) <62AA0B84-188A-348B-8F9E-3E2DB08DB93C> /usr/lib/system/libsystem_dnssd.dylib 0x7fff89272000 - 0x7fff8927dfff libsystem_notify.dylib (98.5) <C49275CC-835A-3207-AFBA-8C01374927B6> /usr/lib/system/libsystem_notify.dylib 0x7fff8b590000 - 0x7fff8b5dfff7 libcorecrypto.dylib (106.2) <CE0C29A3-C420-339B-ADAA-52F4683233CC> /usr/lib/system/libcorecrypto.dylib 0x7fff8b9fb000 - 0x7fff8ba29ff7 libsystem_m.dylib (3022.6) <B434BE5C-25AB-3EBD-BAA7-5304B34E3441> /usr/lib/system/libsystem_m.dylib 0x7fff8bb9a000 - 0x7fff8bb9bfff libsystem_blocks.dylib (59) <D92DCBC3-541C-37BD-AADE-ACC75A0C59C8> /usr/lib/system/libsystem_blocks.dylib 0x7fff8bb9c000 - 0x7fff8bbb7ff7 libsystem_kernel.dylib (2050.18.24) <C0535565-35D1-31A7-A744-63D9F10F12A4> /usr/lib/system/libsystem_kernel.dylib 0x7fff8c182000 - 0x7fff8c185ff7 libdyld.dylib (210.2.3) <F59367C9-C110-382B-A695-9035A6DD387E> /usr/lib/system/libdyld.dylib 0x7fff8d57f000 - 0x7fff8d580ff7 libSystem.B.dylib (169.3) <365477AB-D641-389D-B8F4-A1FAE9657EEE> /usr/lib/libSystem.B.dylib 0x7fff8e231000 - 0x7fff8e236fff libcache.dylib (57) <65187C6E- 3FBF-3EB8-A1AA-389445E2984D> /usr/lib/system/libcache.dylib 0x7fff8e237000 - 0x7fff8e26dfff libsystem_info.dylib (406.17) <4FFCA242-7F04-365F-87A6-D4EFB89503C1> /usr/lib/system/libsystem_info.dylib 0x7fff8e35d000 - 0x7fff8e452fff libiconv.2.dylib (34) <FEE8B996-EB44-37FA-B96E-D379664DEFE1> /usr/lib/libiconv.2.dylib 0x7fff8f2de000 - 0x7fff8f2e4ff7 libunwind.dylib (35.1) <21703D36 -2DAB-3D8B-8442-EAAB23C060D3> /usr/lib/system/libunwind.dylib 0x7fff8f8de000 - 0x7fff8f9f692f libobjc.A.dylib (532.2) <90D31928 -F48D-3E37-874F-220A51FD9E37> /usr/lib/libobjc.A.dylib 0x7fff910e4000 - 0x7fff9114cff7 libc++.1.dylib (65.1) <20E31B90-19B9-3C2A-A9EB-474E08F9FE05> /usr/lib/libc++.1.dylib 0x7fff9114d000 - 0x7fff9114fff7 libunc.dylib (25) <92805328-CD36-34FF-9436-571AB0485072> /usr/lib/system/libunc.dylib 0x7fff91818000 - 0x7fff91819ff7 libdnsinfo.dylib (453.18) <E7595861-ECF9-336E-9901-BED2620FAA80> /usr/lib/system/libdnsinfo.dylib 0x7fff91a6c000 - 0x7fff91a81ff7 libdispatch.dylib (228.23) <D26996BF-FC57-39EB-8829-F63585561E09> /usr/lib/system/libdispatch.dylib 0x7fff91a84000 - 0x7fff91a8bfff libcopyfile.dylib (89) <876573D0-E907-3566-A108-577EAD1B6182> /usr/lib/system/libcopyfile.dylib 0x7fff92190000 - 0x7fff921b5ff7 libc++abi.dylib (24.4) <E7BD9363-1D25-3551-A68A-2E2FF6ABECD7> /usr/lib/libc++abi.dylib 0x7fff92b1b000 - 0x7fff92b3dff7 libxpc.dylib (140.41) <FAC04D8B- 680E-325F-8F0C-DD69859D0E01> /usr/lib/system/libxpc.dylib 0x7fff92ce4000 - 0x7fff92ce4fff libkeymgr.dylib (25) <CC9E3394-BE16-397F-926B-E579B60EE429> /usr/lib/system/libkeymgr.dylib 0x7fff92ce6000 - 0x7fff92ce7ff7 libsystem_sandbox.dylib (220) <3C3B03CF-C525-3CB3-8557-62E91B93AC95> /usr/lib/system/libsystem_sandbox.dylib 0x7fff92ce8000 - 0x7fff92cedfff libcompiler_rt.dylib (30) <08F8731D-5961-39F1-AD00-4590321D24A9> /usr/lib/system/libcompiler_rt.dylib 0x7fff933e2000 - 0x7fff933f0ff7 libsystem_network.dylib (77.10) <0D99F24E-56FE-380F-B81B-4A4C630EE587> /usr/lib/system/libsystem_network.dylib 0x7fff934e3000 - 0x7fff9351bfff libncurses.5.4.dylib (37.3) <68D5B5F5-8252-3F1E-AFF1-C6AFE145DBC1> /usr/lib/libncurses.5.4.dylib 0x7fff9351c000 - 0x7fff935e8fe7 libsystem_c.dylib (825.25) <8CBCF9B9-EBB7-365E-A3FF-2F3850763C6B> /usr/lib/system/libsystem_c.dylib 0x7fff93c5c000 - 0x7fff93c5efff libquarantine.dylib (52) <4BE2E642-A14F-340A-B482-5BD2AEFD9C24> /usr/lib/system/libquarantine.dylib 0x7fff93c61000 - 0x7fff93c6ffff libcommonCrypto.dylib (60026) <2D6537F5-1B5E-305C-A1CF-D1FA80CA3939> /usr/lib/system/libcommonCrypto.dylib External Modification Summary: Calls made by other processes targeting this process: task_for_pid: 0 thread_create: 0 thread_set_state: 0 Calls made by this process: task_for_pid: 0 thread_create: 0 thread_set_state: 0 Calls made by all processes on this machine: task_for_pid: 10900 thread_create: 0 thread_set_state: 0 VM Region Summary: ReadOnly portion of Libraries: Total=120.4M resident=226.4M(188%) swapped_out_or_unallocated=16777216.0T(14611640221696%) Writable regions: Total=70.3M written=22.0M(31%) resident=25.2M(36%) swapped_out=0K(0%) unallocated=45.2M(64%) REGION TYPE VIRTUAL =========== ======= MALLOC 36.4M MALLOC guard page 16K STACK GUARD 56.0M Stack 9756K VM_ALLOCATE 21.7M __DATA 3244K __LINKEDIT 81.0M __TEXT 39.4M mapped file 11.6M shared memory 12K =========== ======= TOTAL 258.8M Model: MacBookPro8,2, BootROM MBP81.0047.B27, 4 processors, Intel Core i7, 2.3 GHz, 16 GB, SMC 1.69f3 Graphics: Intel HD Graphics 3000, Intel HD Graphics 3000, Built-In, 512 MB Graphics: AMD Radeon HD 6750M, AMD Radeon HD 6750M, PCIe, 1024 MB Memory Module: BANK 0/DIMM0, 8 GB, DDR3, 1333 MHz, 0x0000, 0x000000000000000000000000000000000000 Memory Module: BANK 1/DIMM0, 8 GB, DDR3, 1333 MHz, 0x0000, 0x000000000000000000000000000000000000 AirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0xD6), Broadcom BCM43xx 1.0 (5.106.98.81.22) Bluetooth: Version 4.0.9f33 10885, 2 service, 18 devices, 1 incoming serial ports Network Service: AirPort, AirPort, en1 Network Service: Logitech Harmony USB (en2), Ethernet, en2 Serial ATA Device: OCZ-VERTEX3, 480.1 GB Serial ATA Device: Hitachi HTS725050A9A362, 500.11 GB USB Device: hub_device, 0x0424 (SMSC), 0x2513, 0xfa100000 / 3 USB Device: iPad, apple_vendor_id, 0x12ab, 0xfa130000 / 6 USB Device: Apple Internal Keyboard / Trackpad, apple_vendor_id, 0x0245, 0xfa120000 / 5 USB Device: BRCM2070 Hub, 0x0a5c (Broadcom Corp.), 0x4500, 0xfa110000 / 4 USB Device: Bluetooth USB Host Controller, apple_vendor_id, 0x821a, 0xfa113000 / 8 USB Device: FaceTime HD Camera (Built-in), apple_vendor_id, 0x8509, 0xfa200000 / 2 USB Device: hub_device, 0x0424 (SMSC), 0x2513, 0xfd100000 / 2 USB Device: IR Receiver, apple_vendor_id, 0x8242, 0xfd110000 / 3 }}} -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7655#comment:2> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
#7655: 7.6.2 Segmentation Fault/Bus Error in large exponentation -------------------------------+-------------------------------------------- Reporter: Doug310 | Owner: Type: bug | Status: new Priority: normal | Component: GHCi Version: 7.6.2 | Resolution: Keywords: | Os: MacOS X Architecture: x86_64 (amd64) | Failure: GHCi crash Blockedby: | Blocking: Related: | -------------------------------+-------------------------------------------- Comment(by Doug310): I downloaded the i386 Mac OS X binary of 7.6.2 and tested both these exponentiations, and one more (with another digit in the exponent just for good measure). They all worked fine. -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7655#comment:3> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
#7655: 7.6.2 Segmentation Fault/Bus Error in large exponentation -------------------------+-------------------------------------------------- Reporter: Doug310 | Owner: igloo Type: bug | Status: new Priority: normal | Milestone: 7.8.1 Component: GHCi | Version: 7.6.2 Resolution: | Keywords: Os: MacOS X | Architecture: x86_64 (amd64) Failure: GHCi crash | Difficulty: Unknown Testcase: | Blockedby: Blocking: | Related: -------------------------+-------------------------------------------------- Changes (by igloo): * owner: => igloo * difficulty: => Unknown * milestone: => 7.8.1 Comment: Thanks for the report. I'll see if I can reproduce the problem. -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7655#comment:4> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler
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