Bug 33762 - Shutdown deadlock
Summary: Shutdown deadlock
Status: NEW
Alias: None
Product: Runtime
Classification: Mono
Component: General (show other bugs)
Version: 3.12.0
Hardware: PC Mac OS
: --- normal
Target Milestone: ---
Assignee: Bugzilla
URL:
Depends on:
Blocks:
 
Reported: 2015-09-08 05:28 UTC by Rolf Bjarne Kvinge [MSFT]
Modified: 2015-09-08 05:28 UTC (History)
2 users (show)

See Also:
Tags:
Is this bug a regression?: ---
Last known good build:


Attachments

Description Rolf Bjarne Kvinge [MSFT] 2015-09-08 05:28:55 UTC
(gdb) t a a bt

Thread 3 (Thread 0xb54e6b40 (LWP 12020)):
#0  0xb7774424 in __kernel_vsyscall ()
#1  0xb771bcc5 in sem_wait@@GLIBC_2.1 () from /lib/i386-linux-gnu/tls/i686/nosegneg/libpthread.so.0
#2  0x0826d6a8 in mono_sem_wait (sem=sem@entry=0x9d7f3d0, alertable=alertable@entry=0) at mono-semaphore.c:101
#3  0x08271740 in mono_thread_info_self_suspend () at mono-threads.c:494
#4  0x081ce11d in self_suspend_internal (thread=0xb74bc220) at threads.c:4723
#5  mono_thread_execute_interruption (thread=thread@entry=0xb74bc220) at threads.c:4139
#6  0x081ce1b7 in mono_thread_interruption_checkpoint_request (bypass_abort_protection=bypass_abort_protection@entry=0) at threads.c:4272
#7  0x081ceef7 in mono_thread_interruption_checkpoint () at threads.c:4283
#8  0x081d151f in check_for_interruption_critical () at threadpool.c:1539
#9  0x081d201d in tp_epoll_wait (p=0x83ad420) at ../../mono/metadata/tpool-epoll.c:116
#10 0x081cf7c9 in start_wrapper_internal (data=0xb5303ec0) at threads.c:663
#11 start_wrapper (data=data@entry=0xb5303ec0) at threads.c:710
#12 0x0827248d in inner_start_thread (arg=0xb55eaf88) at mono-threads-posix.c:88
#13 0xb7715d4c in start_thread () from /lib/i386-linux-gnu/tls/i686/nosegneg/libpthread.so.0
#14 0xb7653fde in clone () from /lib/i386-linux-gnu/tls/i686/nosegneg/libc.so.6

Thread 2 (Thread 0xaf282b40 (LWP 30767)):
#0  0xb7774424 in __kernel_vsyscall ()
#1  0xb7661c51 in ?? () from /lib/i386-linux-gnu/tls/i686/nosegneg/libc.so.6
#2  0xb75dfebe in ?? () from /lib/i386-linux-gnu/tls/i686/nosegneg/libc.so.6
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 1 (Thread 0xb7564940 (LWP 11883)):
#0  0xb7774424 in __kernel_vsyscall ()
#1  0xb771bcc5 in sem_wait@@GLIBC_2.1 () from /lib/i386-linux-gnu/tls/i686/nosegneg/libpthread.so.0
#2  0x0826d6a8 in mono_sem_wait (sem=sem@entry=0x97a3338, alertable=alertable@entry=0) at mono-semaphore.c:101
#3  0x08271740 in mono_thread_info_self_suspend () at mono-threads.c:494
#4  0x081cfcbb in mono_thread_suspend (thread=0xb74bc010) at threads.c:2195
#5  mono_thread_suspend (thread=0xb74bc010) at threads.c:2171
#6  0x081d1191 in mono_thread_manage () at threads.c:2936
#7  0x080d23b7 in mono_main (argc=argc@entry=8, argv=argv@entry=0xbfc967c4) at driver.c:2023
#8  0x08067712 in mono_main_with_options (argv=0xbfc967c4, argc=8) at main.c:91
#9  main (argc=8, argv=0xbfc967c4) at main.c:122
(gdb) 

/usr/bin/mono-sgen --version
Mono JIT compiler version 3.12.1 (tarball Fri Mar  6 19:14:08 UTC 2015)
Copyright (C) 2002-2014 Novell, Inc, Xamarin Inc and Contributors. www.mono-project.com
	TLS:           __thread
	SIGSEGV:       altstack
	Notifications: epoll
	Architecture:  x86
	Disabled:      none
	Misc:          softdebug 
	LLVM:          supported, not enabled.
	GC:            sgen

This happened on the internal wrench server.

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