Bug #2716
crash when cluster goes down and new one comes up
Status:
Resolved
Priority:
High
Assignee:
-
Category:
libceph
Target version:
-
% Done:
0%
Source:
Development
Tags:
Backport:
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
Crash signature (v1):
Crash signature (v2):
Description
- vstart cluster
- mount uml
- do some stuff (dbench, control-c, sync)
- stop vstart cluster
- (waited a while)
- start new vstart cluster
-> crash
uml log attached
History
#1 Updated by Sage Weil about 11 years ago
- File c.gz added
#2 Updated by Sage Weil about 11 years ago
#0 0x00007f25855c2757 in kill () at ../sysdeps/unix/syscall-template.S:82
#1 0x0000000060031fe6 in uml_abort () at arch/um/os-Linux/util.c:93
#2 0x000000006003224a in os_dump_core () at arch/um/os-Linux/util.c:138
#3 0x000000006001fb9d in panic_exit (self=<optimized out>,
unused1=<optimized out>, unused2=<optimized out>)
at arch/um/kernel/um_arch.c:240
#4 0x000000006005c700 in notifier_call_chain (nl=<optimized out>, val=0,
v=0x605469a0, nr_to_call=-2, nr_calls=0x0) at kernel/notifier.c:93
#5 0x000000006005c78f in __atomic_notifier_call_chain (nr_calls=0x0,
nr_to_call=-1, v=<optimized out>, val=<optimized out>, nh=<optimized out>)
at kernel/notifier.c:182
#6 atomic_notifier_call_chain (nh=<optimized out>, val=<optimized out>,
v=<optimized out>) at kernel/notifier.c:191
#7 0x0000000060362451 in panic (fmt=0x603e8022 "Segfault with no mm")
at kernel/panic.c:120
#8 0x000000006001f709 in segv (fi=..., ip=1614078625, is_user=0,
regs=0x6046f810) at arch/um/kernel/trap.c:232
#9 0x000000006001f90f in segv_handler (sig=<optimized out>,
regs=<optimized out>) at arch/um/kernel/trap.c:184
#10 0x0000000060030f1c in sig_handler_common (sig=11, mc=0x6046fbe8)
at arch/um/os-Linux/signal.c:43
#11 0x0000000060031074 in sig_handler (sig=<optimized out>, mc=<optimized out>)
at arch/um/os-Linux/signal.c:230
#12 0x0000000060030b57 in hard_handler (sig=<optimized out>,
info=<optimized out>, p=0x6046fbc0) at arch/um/os-Linux/signal.c:164
#13 <signal handler called>
#14 mon_alloc_msg (con=0x7d8eb2e8, hdr=0x7d8eb698, skip=0x800bfdcc)
at net/ceph/mon_client.c:988
#15 0x000000006034aeed in ceph_con_in_msg_alloc (hdr=<optimized out>,
con=0x7d8eb2e8) at net/ceph/messenger.c:2702
#16 read_partial_message (con=0x7d8eb2e8) at net/ceph/messenger.c:1842
#17 try_read (con=0x7d8eb2e8) at net/ceph/messenger.c:2179
#18 con_work (work=0x7d8eb708) at net/ceph/messenger.c:2288
#19 0x00000000600527d7 in process_one_work (worker=0x8004e0a0, work=0x7d8eb708)
at kernel/workqueue.c:1876
#20 0x0000000060053b3a in worker_thread (__worker=0x8004e0a0)
at kernel/workqueue.c:1987
#21 0x0000000060057620 in kthread (_create=0x800b9ca8) at kernel/kthread.c:121
#22 0x000000006002fdda in run_kernel_thread (fn=0x60057555 <kthread>,
arg=0x800b9ca8, jmp_ptr=<optimized out>) at arch/um/os-Linux/process.c:257
#23 0x000000006001d0c2 in new_thread_handler () at arch/um/kernel/process.c:153
(gdb) f 14
#14 mon_alloc_msg (con=0x7d8eb2e8, hdr=0x7d8eb698, skip=0x800bfdcc)
at net/ceph/mon_client.c:988
988 m = ceph_msg_get(monc->m_auth_reply);
(gdb) p monc
$1 = (struct ceph_mon_client *) 0x0
#3 Updated by Sage Weil about 11 years ago
- Status changed from New to Resolved
bad con->private = NULL in monc __close_session