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Bug #42890

Deadlock occurs when exiting with dpdkstack

Added by chunsong feng 8 months ago. Updated 6 months ago.

Status:
New
Priority:
Normal
Assignee:
-
Category:
-
Target version:
% Done:

0%

Source:
Community (dev)
Tags:
Backport:
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
Component(RADOS):
Pull request ID:
Crash signature:

Description

exit() will call pthread_cond_destroy attempting to destroy dpdk::eal::cond
upon which other threads are currently blocked results in undefine
behavior. Link different libc version test, libc-2.17 can exit,
libc-2.27 will deadlock, the call stack is as follows:

Thread 3 (Thread 0xffff7e5749f0 (LWP 62213)):
#0  0x0000ffff7f3c422c in futex_wait_cancelable (private=<optimized out>, expected=0,
    futex_word=0xaaaadc0e30f4 <dpdk::eal::cond+44>) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0xaaaadc0e30f8 <dpdk::eal::lock>, cond=0xaaaadc0e30c8 <dpdk::eal::cond>)
    at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0xaaaadc0e30c8 <dpdk::eal::cond>, mutex=0xaaaadc0e30f8 <dpdk::eal::lock>)
    at pthread_cond_wait.c:655
#3  0x0000ffff7f1f1f80 in std::condition_variable::wait(std::unique_lock<std::mutex>&) ()
   from /usr/lib/aarch64-linux-gnu/libstdc++.so.6
#4  0x0000aaaad37f5078 in dpdk::eal::<lambda()>::operator()(void) const (__closure=<optimized out>, __closure=<optimized out>)
    at ./src/msg/async/dpdk/dpdk_rte.cc:136
#5  0x0000ffff7f1f7ed4 in ?? () from /usr/lib/aarch64-linux-gnu/libstdc++.so.6
#6  0x0000ffff7f3be088 in start_thread (arg=0xffffe73e197f) at pthread_create.c:463
#7  0x0000ffff7efc74ec in thread_start () at ../sysdeps/unix/sysv/linux/aarch64/clone.S:78

Thread 1 (Thread 0xffff7ee3b010 (LWP 62200)):
#0  0x0000ffff7f3c3c38 in futex_wait (private=<optimized out>, expected=12, futex_word=0xaaaadc0e30ec <dpdk::eal::cond+36>)
    at ../sysdeps/unix/sysv/linux/futex-internal.h:61
#1  futex_wait_simple (private=<optimized out>, expected=12, futex_word=0xaaaadc0e30ec <dpdk::eal::cond+36>)
    at ../sysdeps/nptl/futex-internal.h:135
#2  __pthread_cond_destroy (cond=0xaaaadc0e30c8 <dpdk::eal::cond>) at pthread_cond_destroy.c:54
#3  0x0000ffff7ef2be34 in __run_exit_handlers (status=-6, listp=0xffff7f04a5a0 <__exit_funcs>, run_list_atexit=255,
    run_list_atexit@entry=true, run_dtors=run_dtors@entry=true) at exit.c:108
#4  0x0000ffff7ef2bf6c in __GI_exit (status=<optimized out>) at exit.c:139
#5  0x0000ffff7ef176e4 in __libc_start_main (main=0x0, argc=0, argv=0x0, init=<optimized out>, fini=<optimized out>,
    rtld_fini=<optimized out>, stack_end=<optimized out>) at ../csu/libc-start.c:344
#6  0x0000aaaad2939db0 in _start () at ./src/include/buffer.h:642
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

父退出.txt View (26.3 KB) chunsong feng, 11/20/2019 02:35 AM

History

#1 Updated by Greg Farnum 8 months ago

  • Project changed from Ceph to RADOS
  • Category deleted (msgr)

#2 Updated by Kefu Chai 6 months ago

  • Description updated (diff)

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