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Changed by [EMAIL PROTECTED] http://bugzilla.ximian.com/show_bug.cgi?id=75428 --- shadow/75428 2005-06-30 12:19:19.000000000 -0400 +++ shadow/75428.tmp.26192 2005-06-30 12:19:19.000000000 -0400 @@ -0,0 +1,48 @@ +Bug#: 75428 +Product: Mono: Runtime +Version: 1.1 +OS: +OS Details: +Status: NEW +Resolution: +Severity: +Priority: Major +Component: GC +AssignedTo: [EMAIL PROTECTED] +ReportedBy: [EMAIL PROTECTED] +QAContact: [EMAIL PROTECTED] +TargetMilestone: --- +URL: +Summary: GC hang in sigsuspend + +One of our QA guys was doing a stress test on our application (ZMD), and it +deadlocked during the test. I attached with gdb, and found that all +threads were in sigsuspend() in the GC. An example of one of the traces is +below. The machine is running nld9, on x86_64. It is using a bundled +mono, version 1.1.7.7. + +(gdb) bt +#0 0x0000002a95c9979f in sigsuspend () from /lib64/tls/libc.so.6 +#1 0x0000000000513ef3 in GC_suspend_handler () +#2 <signal handler called> +#3 0x0000002a95d24ae9 in semop () from /lib64/tls/libc.so.6 +#4 0x00000000004c7cc1 in _wapi_shm_sem_unlock (sem=Variable "sem" is +not available. +) at shared.c:413 +#5 0x00000000004c47fc in _wapi_search_handle (type=WAPI_HANDLE_MUTEX, + check=0x4c0ca0 <mutex_check>, user_data=0x45a23650, +handle_specific=0x0) + at handles.c:749 +#6 0x00000000004c1433 in _wapi_mutex_check_abandoned (pid=Variable +"pid" is not available.) at mutexes.c:340 +#7 0x00000000004be36c in thread_exit (exitstatus=0, handle=0x1541) at +threads.c:116 +#8 0x00000000004c67ad in _wapi_timed_thread_exit (exitstatus=0) at +timed-thread.c:63 +#9 0x00000000004c68bc in timed_thread_start_routine (args=Variable +"args" is not available. +) at timed-thread.c:134 +#10 0x00000000004d454f in GC_start_routine () +#11 0x0000002a95776919 in start_thread () +from /lib64/tls/libpthread.so.0 +#12 0x0000002a95d238a3 in thread_start () from /lib64/tls/libc.so.6 _______________________________________________ mono-bugs maillist - [email protected] http://lists.ximian.com/mailman/listinfo/mono-bugs
