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From "Leif Hedstrom (JIRA)" <j...@apache.org>
Subject [jira] Updated: (TS-220) Crash in ink_freelist_new()
Date Sat, 17 Apr 2010 04:09:31 GMT

     [ https://issues.apache.org/jira/browse/TS-220?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Leif Hedstrom updated TS-220:
-----------------------------

    Fix Version/s: 2.1.0

> Crash in ink_freelist_new()
> ---------------------------
>
>                 Key: TS-220
>                 URL: https://issues.apache.org/jira/browse/TS-220
>             Project: Traffic Server
>          Issue Type: Bug
>    Affects Versions: 2.0.0a
>            Reporter: Leif Hedstrom
>            Priority: Critical
>             Fix For: 2.1.0
>
>
> I got a bunch of core dumps similar to the one below (a few of the cores starts in the
#2 frame below). This is with the 2.0.0x branch, haven't seen it on trunk at all.
> #0  0x082f0c86 in ink_freelist_new (f=0x845c53c) at ink_queue.cc:322
> 322	      SET_FREELIST_POINTER_VERSION(next, *ADDRESS_OF_NEXT(TO_PTR(FREELIST_POINTER(item)),
f->offset),
> (gdb) bt
> #0  0x082f0c86 in ink_freelist_new (f=0x845c53c) at ink_queue.cc:322
> warning: (Internal error: pc 0x82c7b89 in read in psymtab, but not in symtab.)
> #1  0x082c7b8a in MIOBuffer::write_avail (this=warning: (Internal error: pc 0x82c7770
in read in psymtab, but not in symtab.)
> warning: (Internal error: pc 0x82c7b89 in read in psymtab, but not in symtab.)
> 0x46fdb8a0)
>     at ../../libinktomi++/Allocator.h:208
> #2  0x082c47b9 in write_to_net_io (nh=0x408d4fc8, vc=0x473608c0, thread=0x408d4008)
>     at UnixNetVConnection.cc:490
> #3  0x082bdd84 in NetHandler::mainNetEvent (this=0x408d4fc8, event=5, e=0x91f97b0)
>     at UnixNet.cc:303
> #4  0x082e4cd1 in EThread::process_event (this=0x408d4008, e=0x91f97b0, 
>     calling_code=5) at I_Continuation.h:147
> #5  0x082e5449 in EThread::execute (this=0x408d4008) at UnixEThread.cc:249
> #6  0x082e441c in spawn_thread_internal (a=0x91f3d98) at Thread.cc:85
> #7  0x00b5f32f in start_thread (arg=<value optimized out>) at pthread_create.c:297
> #8  0x00ac520e in clone () from /lib/libc-2.8.so
> I've also got a couple of stack traces like the below, I don't know if they are related
at all, but figured I'd include this in the same bug for now (since the crash in both these
traces are in ink_freelist_new(), just a completely different stack trace).
> (gdb) bt
> #0  0x082f0c86 in ink_freelist_new (f=0x845c53c) at ink_queue.cc:322
> #1  0x081606ad in HttpSM::setup_cache_read_transfer (this=0x45f46590)
>     at ../../libinktomi++/Allocator.h:208
> #2  0x08166bf9 in HttpSM::handle_api_return (this=0x45f46590) at HttpSM.cc:1765
> #3  0x0816ab3b in HttpSM::set_next_state (this=0x45f46590) at HttpSM.cc:7464
> #4  0x0815579e in HttpSM::call_transact_and_set_next_state (this=0x45f46590, f=0)
>     at HttpSM.cc:7198
> #5  0x08166a48 in HttpSM::handle_api_return (this=0x45f46590) at HttpSM.cc:1713
> #6  0x0816af67 in HttpSM::set_next_state (this=0x45f46590) at HttpSM.cc:7232
> #7  0x0815579e in HttpSM::call_transact_and_set_next_state (this=0x45f46590, f=0)
>     at HttpSM.cc:7198
> #8  0x08166a48 in HttpSM::handle_api_return (this=0x45f46590) at HttpSM.cc:1713
> #9  0x0816af67 in HttpSM::set_next_state (this=0x45f46590) at HttpSM.cc:7232
> #10 0x0815579e in HttpSM::call_transact_and_set_next_state (this=0x45f46590, 
>     f=0x8189b90 <HttpTransact::HandleCacheOpenRead(HttpTransact::State*)>)
>     at HttpSM.cc:7198
> #11 0x081676a7 in HttpSM::state_cache_open_read (this=0x45f46590, event=1102, 
>     data=0x462ce8e0) at HttpSM.cc:2605
> #12 0x0816bfcc in HttpSM::main_handler (this=0x45f46590, event=1102, data=0x462ce8e0)
>     at HttpSM.cc:2683
> #13 0x081459fd in HttpCacheSM::state_cache_open_read (this=0x45f47d28, event=1102, 
>     data=0x462ce8e0) at ../../iocore/eventsystem/I_Continuation.h:147
> #14 0x0829cf50 in CacheVC::openReadStartHead (this=0x462ce8e0, event=3900, e=0x0)
>     at CacheRead.cc:1026
> #15 0x0827c082 in CacheVC::handleRead (this=0x462ce8e0, event=0, e=0x0)
>     at ../../iocore/eventsystem/I_Continuation.h:147
> #16 0x0829186d in CacheVC::do_read (this=0x4daa3e, akey=0x462ce8fc)
>     at P_CacheInternal.h:573
> #17 0x0829ca68 in CacheVC::openReadStartHead (this=0x462ce8e0, event=2, e=0x46231030)
>     at CacheRead.cc:1050
> #18 0x082e4cd1 in EThread::process_event (this=0x408a8008, e=0x46231030, 
>     calling_code=2) at I_Continuation.h:147
> #19 0x082e5589 in EThread::execute (this=0x408a8008) at UnixEThread.cc:202
> #20 0x082e441c in spawn_thread_internal (a=0x90b07a0) at Thread.cc:85
> #21 0x00b5f32f in start_thread (arg=<value optimized out>) at pthread_create.c:297
> #22 0x00ac520e in clone () from /lib/libc-2.8.so

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