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  1. Traffic Server
  2. TS-3926

Segfault in traffic_server -R 1 after TS-3885

    Details

    • Type: Bug
    • Status: Closed
    • Priority: Blocker
    • Resolution: Invalid
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: Core
    • Labels:

      Description

      As of ~9/20, we are seeing intermittent crashes in the regressions. Here's an example crash:

      #0  0x00000000004f11ac in Ptr<IOBufferBlock>::operator IOBufferBlock* (this=0x10) at ../../lib/ts/Ptr.h:300
      #1  0x0000000000508802 in IOBufferReader::read_avail (this=0x0) at ../../iocore/eventsystem/P_IOBuffer.h:606
      #2  0x0000000000771da8 in write_to_net_io (nh=0x7f0c5755cb90, vc=0x7f0c480a7670, thread=0x7f0c57559010)
          at ../../../iocore/net/UnixNetVConnection.cc:553
      #3  0x0000000000771679 in write_to_net (nh=0x7f0c5755cb90, vc=0x7f0c480a7670, thread=0x7f0c57559010)
          at ../../../iocore/net/UnixNetVConnection.cc:422
      #4  0x00000000007689d9 in NetHandler::mainNetEvent (this=0x7f0c5755cb90, event=5, e=0x1e8bdf0)
          at ../../../iocore/net/UnixNet.cc:532
      #5  0x00000000005083a4 in Continuation::handleEvent (this=0x7f0c5755cb90, event=5, data=0x1e8bdf0)
          at ../../iocore/eventsystem/I_Continuation.h:146
      #6  0x0000000000793570 in EThread::process_event (this=0x7f0c57559010, e=0x1e8bdf0, calling_code=5)
          at ../../../iocore/eventsystem/UnixEThread.cc:128
      #7  0x0000000000793b27 in EThread::execute (this=0x7f0c57559010) at ../../../iocore/eventsystem/UnixEThread.cc:252
      #8  0x0000000000792ad3 in spawn_thread_internal (a=0x1e5a3d0) at ../../../iocore/eventsystem/Thread.cc:86
      #9  0x00007f0c5a523182 in start_thread (arg=0x7f0c57457700) at pthread_create.c:312
      #10 0x00007f0c5982c47d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
      

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            • Assignee:
              Unassigned
              Reporter:
              zwoop Leif Hedstrom
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              Dates

              • Created:
                Updated:
                Resolved: