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Posted to issues@trafficserver.apache.org by "James Peach (JIRA)" <ji...@apache.org> on 2016/08/26 18:35:21 UTC
[jira] [Updated] (TS-4790) stale_while_revalidate crashing on task
threads.
[ https://issues.apache.org/jira/browse/TS-4790?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
James Peach updated TS-4790:
----------------------------
Summary: stale_while_revalidate crashing on task threads. (was: Unknown crash in UnixNetVConnection::startEvent)
> stale_while_revalidate crashing on task threads.
> ------------------------------------------------
>
> Key: TS-4790
> URL: https://issues.apache.org/jira/browse/TS-4790
> Project: Traffic Server
> Issue Type: Bug
> Components: Core
> Reporter: James Peach
>
> Seeing this crash:
> {noformat}
> Signal Status:
> siginfo.si_signo: 11 (Segmentation fault)
> siginfo.si_pid: 56 siginfo.si_uid: 0
> siginfo.si_code: 0x1 (1) siginfo.si_addr: 0x0000000000000038
> No object mapped at address 0x0000000000000038
> CPU Registers:
> R8 :0x0000000000000000 R9 :0x0000000057c0617a R10:0x146e656fbbaf1913 R11:0x0000000000000246
> R12:0x00002b3c6c015d80 R13:0x0000000001d1e860 R14:0x146e656fbf42a013 R15:0x0000000000000000
> RDI:0x0000000000000020 RSI:0x0000000000000001 RBP:0x00002b3c691d4010 RBX:0x0000000000000000
> RDX:0x00002b3c694d6a30 RAX:0x00002b3c691d4010 RCX:0x00002b3c5b194320 RSP:0x00002b3c694d5dd0
> RIP:0x000000000074676f EFL:0x0000000000010246 CSGSFS:0x0000000000000033 ERR:0x0000000000000004
> TRAPNO:0x000000000000000e OLDMASK:0x0000000000000000 CR2:0x0000000000000038
> Thread 29117, [ET_TASK 1]:
> 0 0x00000000004acb62 crash_logger_invoke(int, siginfo_t*, void*) + 0x72
> 1 0x00002b3c5af8b330 __restore_rt + (nil)
> 2 0x000000000074676f UnixNetVConnection::startEvent(int, Event*) + 0x3f
> 3 0x000000000076d3a0 EThread::process_event(Event*, int) + 0x120
> 4 0x000000000076e05b EThread::execute() + 0x7fb
> 5 0x000000000076ce2a spawn_thread_internal(void*) + 0x4a
> 6 0x00002b3c5af83184 start_thread + 0xc4
> 7 0x00002b3c5bcb737d clone + 0x6d
> 8 0x0000000000000000 0x0 + 0x6d
> {noformat}
> So it is a NULL-dereference in {{UnixNetVConnection::startEvent}}. I suspect the {{stale_while_revalidate_plugin}}.
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