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Segfault with syntax error #152

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sbdchd opened this issue Mar 25, 2017 · 1 comment
Closed

Segfault with syntax error #152

sbdchd opened this issue Mar 25, 2017 · 1 comment

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@sbdchd
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sbdchd commented Mar 25, 2017 

❯ iverilog -v
Icarus Verilog version 11.0 (devel) (02ed16a)

From the following command

❯ iverilog -t null -W all test.sv

test.sv

module d();
       nand n2(w1,

       nand n1(w2);
endmodule
Process:               ivl [67057]
Path:                  /usr/local/Cellar/icarus-verilog/HEAD-02ed16a/lib/ivl/ivl
Identifier:            ivl
Version:               0
Code Type:             X86-64 (Native)
Parent Process:        sh [67055]
Responsible:           iTerm2 [60852]

Date/Time:             2017-03-25 15:24:17.577 -0400
OS Version:            Mac OS X 10.10.5 (14F2109)
Report Version:        11


Time Awake Since Boot: 240000 seconds
Time Since Wake:       15000 seconds

Crashed Thread:        0  Dispatch queue: com.apple.main-thread

Exception Type:        EXC_BAD_ACCESS (SIGSEGV)
Exception Codes:       KERN_INVALID_ADDRESS at 0x0000000000000008

VM Regions Near 0x8:
--> 
    __TEXT                 0000000103ae5000-0000000103cc9000 [ 1936K] r-x/rwx SM=COW  /usr/local/Cellar/icarus-verilog/HEAD-02ed16a/lib/ivl/ivl

Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   ivl                           	0x0000000103bde149 pform_makegates(vlltype const&, PGBuiltin::Type, str_pair_t, std::__1::list<PExpr*, std::__1::allocator<PExpr*> >*, svector<lgate>*, std::__1::list<named<PExpr*>, std::__1::allocator<named<PExpr*> > >*) + 656
1   ivl                           	0x0000000103bc1f54 VLparse() + 3561
2   ivl                           	0x0000000103be518e pform_parse(char const*, __sFILE*) + 147
3   ivl                           	0x0000000103ae86a6 main + 8283
4   libdyld.dylib                 	0x00007fff9a3695c9 start + 1

Thread 0 crashed with X86 Thread State (64-bit):
  rax: 0x0000000000000000  rbx: 0x00007fe921405be0  rcx: 0x0000000000000000  rdx: 0x0000000600000006
  rdi: 0x00007fff5c115448  rsi: 0x0000000000000001  rbp: 0x00007fff5c1146e0  rsp: 0x00007fff5c114650
   r8: 0x00007fe921405be0   r9: 0x0000000000000000  r10: 0x0000000103c86130  r11: 0x0000000103c86650
  r12: 0x00007fe921405d40  r13: 0x0000000000000000  r14: 0x00007fe921405d28  r15: 0x0000000000000000
  rip: 0x0000000103bde149  rfl: 0x0000000000010246  cr2: 0x0000000000000008
  
Logical CPU:     2
Error Code:      0x00000004
Trap Number:     14


Binary Images:
       0x103ae5000 -        0x103cc8fff +ivl (0) <082976DE-E28B-3FD6-AB45-2BAA017DFFE0> /usr/local/Cellar/icarus-verilog/HEAD-02ed16a/lib/ivl/ivl
    0x7fff66d08000 -     0x7fff66d3e92f  dyld (353.2.4) <708E385E-50C6-32A3-983C-42E97BEE4346> /usr/lib/dyld
    0x7fff8d823000 -     0x7fff8d82bfff  libsystem_dnssd.dylib (576.50.2) <9EC5AF92-D0D2-3BDE-92B6-D3730D3865C8> /usr/lib/system/libsystem_dnssd.dylib
    0x7fff8dd89000 -     0x7fff8dd8dfff  libcache.dylib (69) <45E9A2E7-99C4-36B2-BEE3-0C4E11614AD1> /usr/lib/system/libcache.dylib
    0x7fff8ddc2000 -     0x7fff8ddc3fff  libsystem_secinit.dylib (18) <581DAD0F-6B63-3A48-B63B-917AF799ABAA> /usr/lib/system/libsystem_secinit.dylib
    0x7fff8e956000 -     0x7fff8e958ff7  libsystem_coreservices.dylib (9) <41B7C578-5A53-31C8-A96F-C73E030B0938> /usr/lib/system/libsystem_coreservices.dylib
    0x7fff8fcf8000 -     0x7fff8fcfeff7  libsystem_networkextension.dylib (167.40.3) <BA58B30B-8377-3B0A-8AE3-4F84021D9D4E> /usr/lib/system/libsystem_networkextension.dylib
    0x7fff8fff6000 -     0x7fff8fff6ff7  libunc.dylib (29) <5676F7EA-C1DF-329F-B006-D2C3022B7D70> /usr/lib/system/libunc.dylib
    0x7fff8fff7000 -     0x7fff9001ffff  libxpc.dylib (559.40.1) <5C829202-962E-3744-8B50-00D38CC88E84> /usr/lib/system/libxpc.dylib
    0x7fff90022000 -     0x7fff90038ff7  libsystem_asl.dylib (267) <F153AC5B-0542-356E-88C8-20A62CA704E2> /usr/lib/system/libsystem_asl.dylib
    0x7fff9032f000 -     0x7fff90338ff7  libsystem_notify.dylib (133.1.1) <61147800-F320-3DAA-850C-BADF33855F29> /usr/lib/system/libsystem_notify.dylib
    0x7fff9076c000 -     0x7fff9076efff  libsystem_configuration.dylib (699.40.2) <56F94DCE-DBDE-3615-8F07-DE6270D9F8BE> /usr/lib/system/libsystem_configuration.dylib
    0x7fff90831000 -     0x7fff90832ff3  libSystem.B.dylib (1213) <4B24B5BE-45F2-355A-9A35-D438A516D140> /usr/lib/libSystem.B.dylib
    0x7fff90833000 -     0x7fff90879ff7  libauto.dylib (186) <A260789B-D4D8-316A-9490-254767B8A5F1> /usr/lib/libauto.dylib
    0x7fff909d4000 -     0x7fff909d9ff7  libmacho.dylib (862) <126CA2ED-DE91-308F-8881-B9DAEC3C63B6> /usr/lib/system/libmacho.dylib
    0x7fff90c0c000 -     0x7fff90c11ff7  libunwind.dylib (35.3) <BE7E51A0-B6EA-3A54-9CCA-9D88F683A6D6> /usr/lib/system/libunwind.dylib
    0x7fff90f2a000 -     0x7fff90f55fff  libc++abi.dylib (125) <88A22A0F-87C6-3002-BFBA-AC0F2808B8B9> /usr/lib/libc++abi.dylib
    0x7fff92691000 -     0x7fff9270afe7  libcorecrypto.dylib (233.30.1) <5779FFA0-4D9A-3AD4-B7F2-618227621DC8> /usr/lib/system/libcorecrypto.dylib
    0x7fff92768000 -     0x7fff9276dfff  libsystem_stats.dylib (163.30.2) <CDB327EF-3C80-362F-9BF6-718CBBC5DB24> /usr/lib/system/libsystem_stats.dylib
    0x7fff9401f000 -     0x7fff94028fff  libsystem_pthread.dylib (105.40.1) <ACE90967-ECD0-3251-AEEB-461E3C6414F7> /usr/lib/system/libsystem_pthread.dylib
    0x7fff94029000 -     0x7fff9402affb  libremovefile.dylib (35) <3485B5F4-6CE8-3C62-8DFD-8736ED6E8531> /usr/lib/system/libremovefile.dylib
    0x7fff95171000 -     0x7fff95172fff  libDiagnosticMessagesClient.dylib (100) <2EE8E436-5CDC-34C5-9959-5BA218D507FB> /usr/lib/libDiagnosticMessagesClient.dylib
    0x7fff95c17000 -     0x7fff95c4ffff  libsystem_network.dylib (412.20.3) <6105C134-6722-3C0A-A4CE-5E1261E2E1CC> /usr/lib/system/libsystem_network.dylib
    0x7fff96188000 -     0x7fff9638246f  libobjc.A.dylib (647) <759E155D-BC42-3D4E-869B-6F57D477177C> /usr/lib/libobjc.A.dylib
    0x7fff97360000 -     0x7fff973b4fff  libc++.1.dylib (120) <1B9530FD-989B-3174-BB1C-BDC159501710> /usr/lib/libc++.1.dylib
    0x7fff977b9000 -     0x7fff977e3ff7  libdispatch.dylib (442.50.1) <A61E703C-784A-3698-B513-75DD12AAD6DC> /usr/lib/system/libdispatch.dylib
    0x7fff9783f000 -     0x7fff97847ffb  libcopyfile.dylib (118.1.2) <0C68D3A6-ACDD-3EF3-991A-CC82C32AB836> /usr/lib/system/libcopyfile.dylib
    0x7fff9907d000 -     0x7fff9908eff3  libsystem_coretls.dylib (35.40.1) <155DA0A9-2046-332E-BFA3-D7974A51F731> /usr/lib/system/libsystem_coretls.dylib
    0x7fff99c76000 -     0x7fff99c76ff7  liblaunch.dylib (559.40.1) <4F81CA3A-D2CE-3030-A89D-42F3DAD7BA8F> /usr/lib/system/liblaunch.dylib
    0x7fff9a366000 -     0x7fff9a369ff7  libdyld.dylib (353.2.4) <224F35C5-6E35-3EC4-A97C-80949CE444E7> /usr/lib/system/libdyld.dylib
    0x7fff9a494000 -     0x7fff9a49afff  libsystem_trace.dylib (72.20.1) <840F5301-B55A-3078-90B9-FEFFD6CD741A> /usr/lib/system/libsystem_trace.dylib
    0x7fff9a49b000 -     0x7fff9a4b8fff  libsystem_kernel.dylib (2782.50.9) <C09DE9E0-DFDC-345A-8CF7-97CCB62168A6> /usr/lib/system/libsystem_kernel.dylib
    0x7fff9a4b9000 -     0x7fff9a4d5ff7  libsystem_malloc.dylib (53.30.1) <DDA8928B-CC0D-3255-BD8A-3FEA0982B890> /usr/lib/system/libsystem_malloc.dylib
    0x7fff9aaa8000 -     0x7fff9aaafff7  libcompiler_rt.dylib (35) <BF8FC133-EE10-3DA6-9B90-92039E28678F> /usr/lib/system/libcompiler_rt.dylib
    0x7fff9aee1000 -     0x7fff9aee9fff  libsystem_platform.dylib (63) <64E34079-D712-3D66-9CE2-418624A5C040> /usr/lib/system/libsystem_platform.dylib
    0x7fff9b104000 -     0x7fff9b10ffff  libcommonCrypto.dylib (60061.30.1) <E789748D-F9A7-3CFF-B317-90DF348B1E95> /usr/lib/system/libcommonCrypto.dylib
    0x7fff9b12f000 -     0x7fff9b12fff7  libkeymgr.dylib (28) <77845842-DE70-3CC5-BD01-C3D14227CED5> /usr/lib/system/libkeymgr.dylib
    0x7fff9b6d9000 -     0x7fff9b6dbfff  libquarantine.dylib (76.20.1) <7AF90041-2768-378A-925A-D83161863642> /usr/lib/system/libquarantine.dylib
    0x7fff9b983000 -     0x7fff9b985fff  libsystem_sandbox.dylib (358.20.5) <3F5E973F-C702-31AC-97BC-05F5C195683C> /usr/lib/system/libsystem_sandbox.dylib
    0x7fff9be48000 -     0x7fff9be70fff  libsystem_info.dylib (459.40.1) <2E16C4B3-A327-3957-9C41-143911979A1E> /usr/lib/system/libsystem_info.dylib
    0x7fff9bf60000 -     0x7fff9bf90fff  libsystem_m.dylib (3086.1) <1E12AB45-6D96-36D0-A226-F24D9FB0D9D6> /usr/lib/system/libsystem_m.dylib
    0x7fff9bf91000 -     0x7fff9c01dfef  libsystem_c.dylib (1044.40.3) <2E673D96-E334-37D2-833A-E57383BBA377> /usr/lib/system/libsystem_c.dylib
    0x7fff9d0fd000 -     0x7fff9d0feff7  libsystem_blocks.dylib (65) <9615D10A-FCA7-3BE4-AA1A-1B195DACE1A1> /usr/lib/system/libsystem_blocks.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: 4074853
    thread_create: 0
    thread_set_state: 0

VM Region Summary:
ReadOnly portion of Libraries: Total=79.2M resident=16.6M(21%) swapped_out_or_unallocated=62.6M(79%)
Writable regions: Total=18.6M written=324K(2%) resident=1700K(9%) swapped_out=0K(0%) unallocated=17.0M(91%)
 
REGION TYPE                      VIRTUAL
===========                      =======
Kernel Alloc Once                     4K
MALLOC                             10.2M
MALLOC (admin)                       16K
STACK GUARD                        56.0M
Stack                              8192K
VM_ALLOCATE                           8K
__DATA                              888K
__LINKEDIT                         71.5M
__TEXT                             7892K
shared memory                         4K
===========                      =======
TOTAL                             154.3M

Model: MacBookPro12,1, BootROM MBP121.0167.B18, 2 processors, Intel Core i5, 2.7 GHz, 8 GB, SMC 2.28f7
Graphics: Intel Iris Graphics 6100, Intel Iris Graphics 6100, Built-In
Memory Module: BANK 0/DIMM0, 4 GB, DDR3, 1867 MHz, 0x80AD, 0x483943434E4E4E424C54414C41522D4E5544
Memory Module: BANK 1/DIMM0, 4 GB, DDR3, 1867 MHz, 0x80AD, 0x483943434E4E4E424C54414C41522D4E5544
AirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0x133), Broadcom BCM43xx 1.0 (7.15.166.24.3)
Bluetooth: Version 4.3.6f4 17916, 3 services, 18 devices, 1 incoming serial ports
Network Service: Wi-Fi, AirPort, en0
Network Service: USB 10/100/1000 LAN, Ethernet, en4
Serial ATA Device: APPLE SSD SM0256G, 251 GB
USB Device: Internal Memory Card Reader
USB Device: Bluetooth USB Host Controller
Thunderbolt Bus: MacBook Pro, Apple Inc., 27.1
@sbdchd sbdchd mentioned this issue Mar 28, 2017
Closed
martinwhitaker added a commit that referenced this issue Apr 21, 2017
@martinwhitaker
Fix for GitHub issue #152 - segfault on gate connection syntax error.
8a5cbd4 
If there is a syntax error in the source code, pform_makegate may be
passed a null list of port connections. The error is already reported,
so we just need to ignore it.
martinwhitaker added a commit that referenced this issue Apr 21, 2017
@martinwhitaker
Fix for GitHub issue #152 - segfault on gate connection syntax error.
8ab100c 
If there is a syntax error in the source code, pform_makegate may be
passed a null list of port connections. The error is already reported,
so we just need to ignore it.

(cherry picked from commit 8a5cbd4)
@martinwhitaker
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Fixed in both master and v10 branches. Thanks for reporting this.

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@martinwhitaker @sbdchd