[M3devel] GC deadlock... crash this time

[Dragiša Durić]

Ok.. Now I am at HEAD, literraly:

***
*** runtime error:
***    An array subscript was out of range.
***    file "../src/runtime/common/RTCollector.m3", line 418
***

#32 0x003dbe44 in _m3_fault (M3_AcxOUs_arg=<error reading variable>) from /usr/local/cm3/bin/../lib/libm3core.so.5
#33 0x003d3807 in RTCollector__Move (M3_BVudqN_self=<error reading variable>, M3_AJWxb1_cp=<error reading variable>)
    at ../src/runtime/common/RTCollector.m3:418
#34 0x003cfb86 in RTHeapMap__Walk (M3_AJWxb1_x=<error reading variable>, M3_AJWxb1_pc=<error reading variable>, M3_Deq2V9_v=<error reading variable>)
    at ../src/runtime/common/RTHeapMap.m3:202
#35 0x003cf471 in RTHeapMap__DoWalkRef (M3_Eic7CK_t=<error reading variable>, M3_AJWxb1_a=<error reading variable>, M3_Deq2V9_v=<error reading variable>)
    at ../src/runtime/common/RTHeapMap.m3:62
#36 0x003cf448 in RTHeapMap__DoWalkRef (M3_Eic7CK_t=<error reading variable>, M3_AJWxb1_a=<error reading variable>, M3_Deq2V9_v=<error reading variable>)
    at ../src/runtime/common/RTHeapMap.m3:57
#37 0x003cf3ee in RTHeapMap__WalkRef (M3_Edk2y1_h=<error reading variable>, M3_Deq2V9_v=<error reading variable>) at ../src/runtime/common/RTHeapMap.m3:47
#38 0x003d58b6 in RTCollector__CleanBetween (M3_Edk2y1_h=<error reading variable>, M3_Edk2y1_he=<error reading variable>, 
    M3_AicXUJ_clean=<error reading variable>) at ../src/runtime/common/RTCollector.m3:1091
#39 0x003d56d7 in RTCollector__CleanPage (M3_BtgLOI_page=<error reading variable>) at ../src/runtime/common/RTCollector.m3:1064
#40 0x003d4ed2 in RTCollector__CollectSomeInStateZero () at ../src/runtime/common/RTCollector.m3:885
#41 0x003d476a in RTCollector__CollectSome () at ../src/runtime/common/RTCollector.m3:720
#42 0x003d444a in RTHeapRep__CollectEnough () at ../src/runtime/common/RTCollector.m3:654
#43 0x003cd245 in RTAllocator__AllocTraced (M3_Cwb5VA_dataSize=<error reading variable>, M3_Cwb5VA_dataAlignment=<error reading variable>, 
    M3_B1GO5V_thread=<error reading variable>) at ../src/runtime/common/RTAllocator.m3:367
#44 0x003cc3cc in RTAllocator__GetTracedRef (M3_Eic7CK_def=<error reading variable>) at ../src/runtime/common/RTAllocator.m3:202
#45 0x003cc027 in RTHooks__AllocateTracedRef (M3_AJWxb1_defn=<error reading variable>) at ../src/runtime/common/RTAllocator.m3:115
#46 0x002fcb05 in IntRefTbl__Put (M3_C1DLtw_tbl=<error reading variable>, M3_EN2A1V_key=<error reading variable>, M3_EKuYlT_val=<error reading variable>)
    at ../LINUXLIBC6/IntRefTbl.m3 => ../src/table/Table.mg:126

On 17 Nov 2013, at 22:45, Dragiša Durić <dragisha at m3w.org> wrote:

> Good. I will try same cases with more recent one ASAP.
> --
> Dragiša Durić
> dragisha at m3w.org
> 
> 
> 
> On 17 Nov 2013, at 21:40, Antony Hosking <hosking at purdue.edu> wrote:
> 
>> I know 5.8.6 had problems.
>> 
>> On Nov 17, 2013, at 2:49 PM, Dragiša Durić <dragisha at m3w.org> wrote:
>> 
>>> This is 5.8.6 codebase, so it’s maybe solved in later codebase… I have few threads, one has this on top of stack
>>> 
>>> #0  0x00130416 in __kernel_vsyscall ()
>>> #1  0x00ca6019 in __lll_lock_wait () from /lib/libpthread.so.0
>>> #2  0x00ca1430 in _L_lock_677 () from /lib/libpthread.so.0
>>> #3  0x00ca1301 in pthread_mutex_lock () from /lib/libpthread.so.0
>>> #4  0x00428aa1 in ThreadPThread__pthread_mutex_lock (m=0xc6e430) at ../src/thread/PTHREAD/ThreadPThreadC.c:557
>>> #5  0x00427d67 in RTOS__LockHeap () at ../src/thread/PTHREAD/ThreadPThread.m3:1434
>>> 
>>> another:
>>> #0  0x00130416 in __kernel_vsyscall ()
>>> #1  0x00ca6c66 in nanosleep () from /lib/libpthread.so.0
>>> #2  0x00428941 in ThreadPThread__Nanosleep (req=0xb6c30d88, rem=0xb6c30d90) at ../src/thread/PTHREAD/ThreadPThreadC.c:500
>>> #3  0x00424f02 in ThreadPThread__CommonSleep () at ../src/thread/c:551
>>> #4  0x00426cc9 in ThreadPThread__StopWorld () at ../src/thread/PTHREAD/ThreadPThread.m3:1086
>>> #5  0x004260c3 in RTThread__SuspendOthers () at ../src/thread/PTHREAD/ThreadPThread.m3:812
>>> #6  0x00408cd6 in RTCollector__CollectSomeInStateZero () at ../src/runtime/common/RTCollector.m3:746
>>> #7  0x00408c95 in RTCollector__CollectSome () at ../src/runtime/common/RTCollector.m3:720
>>> #8  0x00408748 in RTHeapRep__CollectEnough () at ../src/runtime/common/RTCollector.m3:654
>>> 
>>> and others:
>>> #0  0x00130416 in __kernel_vsyscall ()
>>> #1  0x00cdeede in sigsuspend () from /lib/libc.so.6
>>> #2  0x0042836e in ThreadPThread__sigsuspend () at ../src/thread/PTHREAD/ThreadPThreadC.c:141
>>> #3  0x004271f6 in ThreadPThread__SignalHandler (M3_DLS2Hj_sig=<error reading variable>, M3_AJWxb1_info=<error reading variable>, M3_AJWxb1_context=<error reading variable>)
>>>     at ../src/thread/PTHREAD/ThreadPThread.m3:1205
>>> #4  <signal handler called>
>>> #5  0x00130416 in __kernel_vsyscall ()
>>> #6  0x00ca3664 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
>>> 
>>> Am I reading this correctly? Thread waiting for lock “refuses” to be suspended?
>>> 
>>> --
>>> Dragiša Durić
>>> dragisha at m3w.org
>>> 
>>> 
>>> 
>> 
> 

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