Hi Sanju,
Here is the output of 't a a bt'
(gdb) t a a bt
Thread 7 (LWP 444):
#0 0x00003fff7a4d4ccc in __pthread_cond_timedwait (cond=0x10059a98, mutex=0x10059a70, abstime=0x3fff77a50670) at pthread_cond_timedwait.c:198
#1 0x00003fff7a5f1e74 in syncenv_task (proc=0x10053eb0) at syncop.c:607
#2 0x00003fff7a5f2cdc in syncenv_processor (thdata=0x10053eb0) at syncop.c:699
#3 0x00003fff7a4ccb30 in start_thread (arg=0x3fff77a51160) at pthread_create.c:462
#4 0x00003fff7a4170fc in .__clone () at ../sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S:96
Thread 6 (LWP 447):
#0 0x00003fff7a4d8e38 in __lll_lock_wait (futex=0x100272a8, private=<optimized out>) at lowlevellock.c:46
#1 0x00003fff7a4cff64 in __GI___pthread_mutex_lock (mutex=0x100272a8) at ../nptl/pthread_mutex_lock.c:81
#2 0x00003fff7a59de8c in _gf_msg (domain=0x3fff70006c90 "c_glusterfs-client-1", file=0x3fff76165de0 "client.c",
function=0x3fff76165cd8 <__FUNCTION__.18849> "notify", line=<optimized out>, level=<optimized out>, errnum=<optimized out>, trace=<optimized out>, msgid=114020,
fmt=0x3fff76166350 "parent translators are ready, attempting connect on transport") at logging.c:2058
#3 0x00003fff761394ac in notify (this=0x3fff700061f0, event=<optimized out>, data="" at client.c:2116
#4 0x00003fff7a599ca0 in xlator_notify (xl=0x3fff700061f0, event=<optimized out>, data="" out>) at xlator.c:491
#5 0x00003fff7a5b8700 in default_notify (this=0x3fff70008c50, event=<optimized out>, data="" out>) at defaults.c:2302
#6 0x00003fff760fa22c in afr_notify (this=0x3fff70008c50, event=1, data="" data2=<optimized out>) at afr-common.c:3967
#7 0x00003fff76105994 in notify (this=<optimized out>, event=<optimized out>, data="" out>) at afr.c:38
#8 0x00003fff7a599ca0 in xlator_notify (xl=0x3fff70008c50, event=<optimized out>, data="" out>) at xlator.c:491
#9 0x00003fff7a5b8700 in default_notify (this=0x3fff7000a4c0, event=<optimized out>, data="" out>) at defaults.c:2302
#10 0x00003fff7609c1e4 in notify (this=<optimized out>, event=<optimized out>, data="" out>) at io-stats.c:3064
#11 0x00003fff7a599ca0 in xlator_notify (xl=0x3fff7000a4c0, event=<optimized out>, data="" out>) at xlator.c:491
#12 0x00003fff7a5ee560 in glusterfs_graph_parent_up (graph=<optimized out>) at graph.c:440
#13 0x00003fff7a5eeb90 in glusterfs_graph_activate (graph=0x3fff70000af0, ctx=0x10027010) at graph.c:688
#14 0x000000001000a49c in glusterfs_process_volfp (ctx=0x10027010, fp=0x3fff70001cd0) at glusterfsd.c:2221
#15 0x000000001000fd08 in mgmt_getspec_cbk (req=<optimized out>, iov=<optimized out>, count=<optimized out>, myframe=0x3fff7921b06c) at glusterfsd-mgmt.c:1561
#16 0x00003fff7a552ec4 in rpc_clnt_handle_reply (clnt=0x10089020, pollin=0x3fff70001760) at rpc-clnt.c:775
#17 0x00003fff7a5533d0 in rpc_clnt_notify (trans=<optimized out>, mydata=0x10089050, event=<optimized out>, data="" out>) at rpc-clnt.c:933
#18 0x00003fff7a54e4fc in rpc_transport_notify (this=<optimized out>, event=<optimized out>, data="" out>) at rpc-transport.c:546
#19 0x00003fff76a32d44 in socket_event_poll_in (this=this@entry=0x1008ab80) at socket.c:2236
#20 0x00003fff76a3589c in socket_event_handler (fd=<optimized out>, idx=<optimized out>, data="" poll_in=<optimized out>, poll_out=<optimized out>,
---Type <return> to continue, or q <return> to quit---
poll_err=<optimized out>) at socket.c:2349
#21 0x00003fff7a613874 in event_dispatch_epoll_handler (event=0x3fff7697e6a0, event_pool=0x10045bc0) at event-epoll.c:575
#22 event_dispatch_epoll_worker (data="" at event-epoll.c:678
#23 0x00003fff7a4ccb30 in start_thread (arg=0x3fff7697f160) at pthread_create.c:462
#24 0x00003fff7a4170fc in .__clone () at ../sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S:96
Thread 5 (LWP 453):
#0 0x00003fff7a4d8e38 in __lll_lock_wait (futex=0x100272a8, private=<optimized out>) at lowlevellock.c:46
#1 0x00003fff7a4cff64 in __GI___pthread_mutex_lock (mutex=0x100272a8) at ../nptl/pthread_mutex_lock.c:81
#2 0x00003fff7a59de8c in _gf_msg (domain=0x3fff7a63ae38 "epoll", file=0x3fff7a63ae28 "event-epoll.c",
function=0x3fff7a63adb8 <__FUNCTION__.8510> "event_dispatch_epoll_worker", line=<optimized out>, level=<optimized out>, errnum=<optimized out>,
trace=<optimized out>, msgid=101190, fmt=0x3fff7a63af48 "Started thread with index %d") at logging.c:2058
#3 0x00003fff7a61365c in event_dispatch_epoll_worker (data="" at event-epoll.c:631
#4 0x00003fff7a4ccb30 in start_thread (arg=0x3fff759ae160) at pthread_create.c:462
#5 0x00003fff7a4170fc in .__clone () at ../sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S:96
Thread 4 (LWP 441):
#0 0x00003fff7a4ce084 in pthread_join (threadid=70366438879584, thread_return=0x0) at pthread_join.c:90
#1 0x00003fff7a613ca0 in event_dispatch_epoll (event_pool=0x10045bc0) at event-epoll.c:762
#2 0x00003fff7a5dc7e4 in event_dispatch (event_pool=<optimized out>) at event.c:128
#3 0x0000000010005ea8 in main (argc=<optimized out>, argv=<optimized out>) at glusterfsd.c:2380
#4 0x00003fff7a32f318 in generic_start_main (main=0x10025718 <main>, argc=<optimized out>, argv=0x3fffd839d7a8, auxvec=0x3fffd839d838, init=<optimized out>,
rtld_fini=<optimized out>, stack_end=<optimized out>, fini=<optimized out>) at ../csu/libc-start.c:289
#5 0x00003fff7a32f54c in __libc_start_main (argc=<optimized out>, argv=<optimized out>, ev=<optimized out>, auxvec=<optimized out>, rtld_fini=<optimized out>,
stinfo=<optimized out>, stack_on_entry=<optimized out>) at ../sysdeps/unix/sysv/linux/powerpc/libc-start.c:93
#6 0x0000000000000000 in ?? ()
Thread 3 (LWP 442):
#0 0x00003fff7a4da150 in .__nanosleep () at ../sysdeps/unix/syscall-template.S:84
#1 0x00003fff7a5c4f28 in gf_timer_proc (ctx=0x10027010) at timer.c:205
#2 0x00003fff7a4ccb30 in start_thread (arg=0x3fff78a51160) at pthread_create.c:462
#3 0x00003fff7a4170fc in .__clone () at ../sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S:96
---Type <return> to continue, or q <return> to quit---
Thread 2 (LWP 445):
#0 0x00003fff7a4d4ccc in __pthread_cond_timedwait (cond=0x10059a98, mutex=0x10059a70, abstime=0x3fff77250670) at pthread_cond_timedwait.c:198
#1 0x00003fff7a5f1e74 in syncenv_task (proc=0x10054468) at syncop.c:607
#2 0x00003fff7a5f2cdc in syncenv_processor (thdata=0x10054468) at syncop.c:699
#3 0x00003fff7a4ccb30 in start_thread (arg=0x3fff77251160) at pthread_create.c:462
#4 0x00003fff7a4170fc in .__clone () at ../sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S:96
Thread 1 (LWP 443):
#0 0x00003fff7a3953b0 in _IO_unbuffer_all () at genops.c:960
#1 _IO_cleanup () at genops.c:1020
#2 0x00003fff7a34fd00 in __run_exit_handlers (status=<optimized out>, listp=<optimized out>, run_list_atexit=run_list_atexit@entry=true) at exit.c:95
#3 0x00003fff7a34fe1c in __GI_exit (status=<optimized out>) at exit.c:104
#4 0x000000001000984c in cleanup_and_exit (signum=<optimized out>) at glusterfsd.c:1295
#5 0x0000000010009a64 in glusterfs_sigwaiter (arg=<optimized out>) at glusterfsd.c:2016
#6 0x00003fff7a4ccb30 in start_thread (arg=0x3fff78251160) at pthread_create.c:462
#7 0x00003fff7a4170fc in .__clone () at ../sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S:96
(gdb)
(gdb)
Thread 7 (LWP 444):
#0 0x00003fff7a4d4ccc in __pthread_cond_timedwait (cond=0x10059a98, mutex=0x10059a70, abstime=0x3fff77a50670) at pthread_cond_timedwait.c:198
#1 0x00003fff7a5f1e74 in syncenv_task (proc=0x10053eb0) at syncop.c:607
#2 0x00003fff7a5f2cdc in syncenv_processor (thdata=0x10053eb0) at syncop.c:699
#3 0x00003fff7a4ccb30 in start_thread (arg=0x3fff77a51160) at pthread_create.c:462
#4 0x00003fff7a4170fc in .__clone () at ../sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S:96
Thread 6 (LWP 447):
#0 0x00003fff7a4d8e38 in __lll_lock_wait (futex=0x100272a8, private=<optimized out>) at lowlevellock.c:46
#1 0x00003fff7a4cff64 in __GI___pthread_mutex_lock (mutex=0x100272a8) at ../nptl/pthread_mutex_lock.c:81
#2 0x00003fff7a59de8c in _gf_msg (domain=0x3fff70006c90 "c_glusterfs-client-1", file=0x3fff76165de0 "client.c",
function=0x3fff76165cd8 <__FUNCTION__.18849> "notify", line=<optimized out>, level=<optimized out>, errnum=<optimized out>, trace=<optimized out>, msgid=114020,
fmt=0x3fff76166350 "parent translators are ready, attempting connect on transport") at logging.c:2058
#3 0x00003fff761394ac in notify (this=0x3fff700061f0, event=<optimized out>, data="" at client.c:2116
#4 0x00003fff7a599ca0 in xlator_notify (xl=0x3fff700061f0, event=<optimized out>, data="" out>) at xlator.c:491
#5 0x00003fff7a5b8700 in default_notify (this=0x3fff70008c50, event=<optimized out>, data="" out>) at defaults.c:2302
#6 0x00003fff760fa22c in afr_notify (this=0x3fff70008c50, event=1, data="" data2=<optimized out>) at afr-common.c:3967
#7 0x00003fff76105994 in notify (this=<optimized out>, event=<optimized out>, data="" out>) at afr.c:38
#8 0x00003fff7a599ca0 in xlator_notify (xl=0x3fff70008c50, event=<optimized out>, data="" out>) at xlator.c:491
#9 0x00003fff7a5b8700 in default_notify (this=0x3fff7000a4c0, event=<optimized out>, data="" out>) at defaults.c:2302
#10 0x00003fff7609c1e4 in notify (this=<optimized out>, event=<optimized out>, data="" out>) at io-stats.c:3064
#11 0x00003fff7a599ca0 in xlator_notify (xl=0x3fff7000a4c0, event=<optimized out>, data="" out>) at xlator.c:491
#12 0x00003fff7a5ee560 in glusterfs_graph_parent_up (graph=<optimized out>) at graph.c:440
#13 0x00003fff7a5eeb90 in glusterfs_graph_activate (graph=0x3fff70000af0, ctx=0x10027010) at graph.c:688
#14 0x000000001000a49c in glusterfs_process_volfp (ctx=0x10027010, fp=0x3fff70001cd0) at glusterfsd.c:2221
#15 0x000000001000fd08 in mgmt_getspec_cbk (req=<optimized out>, iov=<optimized out>, count=<optimized out>, myframe=0x3fff7921b06c) at glusterfsd-mgmt.c:1561
#16 0x00003fff7a552ec4 in rpc_clnt_handle_reply (clnt=0x10089020, pollin=0x3fff70001760) at rpc-clnt.c:775
#17 0x00003fff7a5533d0 in rpc_clnt_notify (trans=<optimized out>, mydata=0x10089050, event=<optimized out>, data="" out>) at rpc-clnt.c:933
#18 0x00003fff7a54e4fc in rpc_transport_notify (this=<optimized out>, event=<optimized out>, data="" out>) at rpc-transport.c:546
#19 0x00003fff76a32d44 in socket_event_poll_in (this=this@entry=0x1008ab80) at socket.c:2236
#20 0x00003fff76a3589c in socket_event_handler (fd=<optimized out>, idx=<optimized out>, data="" poll_in=<optimized out>, poll_out=<optimized out>,
---Type <return> to continue, or q <return> to quit---
poll_err=<optimized out>) at socket.c:2349
#21 0x00003fff7a613874 in event_dispatch_epoll_handler (event=0x3fff7697e6a0, event_pool=0x10045bc0) at event-epoll.c:575
#22 event_dispatch_epoll_worker (data="" at event-epoll.c:678
#23 0x00003fff7a4ccb30 in start_thread (arg=0x3fff7697f160) at pthread_create.c:462
#24 0x00003fff7a4170fc in .__clone () at ../sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S:96
Thread 5 (LWP 453):
#0 0x00003fff7a4d8e38 in __lll_lock_wait (futex=0x100272a8, private=<optimized out>) at lowlevellock.c:46
#1 0x00003fff7a4cff64 in __GI___pthread_mutex_lock (mutex=0x100272a8) at ../nptl/pthread_mutex_lock.c:81
#2 0x00003fff7a59de8c in _gf_msg (domain=0x3fff7a63ae38 "epoll", file=0x3fff7a63ae28 "event-epoll.c",
function=0x3fff7a63adb8 <__FUNCTION__.8510> "event_dispatch_epoll_worker", line=<optimized out>, level=<optimized out>, errnum=<optimized out>,
trace=<optimized out>, msgid=101190, fmt=0x3fff7a63af48 "Started thread with index %d") at logging.c:2058
#3 0x00003fff7a61365c in event_dispatch_epoll_worker (data="" at event-epoll.c:631
#4 0x00003fff7a4ccb30 in start_thread (arg=0x3fff759ae160) at pthread_create.c:462
#5 0x00003fff7a4170fc in .__clone () at ../sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S:96
Thread 4 (LWP 441):
#0 0x00003fff7a4ce084 in pthread_join (threadid=70366438879584, thread_return=0x0) at pthread_join.c:90
#1 0x00003fff7a613ca0 in event_dispatch_epoll (event_pool=0x10045bc0) at event-epoll.c:762
#2 0x00003fff7a5dc7e4 in event_dispatch (event_pool=<optimized out>) at event.c:128
#3 0x0000000010005ea8 in main (argc=<optimized out>, argv=<optimized out>) at glusterfsd.c:2380
#4 0x00003fff7a32f318 in generic_start_main (main=0x10025718 <main>, argc=<optimized out>, argv=0x3fffd839d7a8, auxvec=0x3fffd839d838, init=<optimized out>,
rtld_fini=<optimized out>, stack_end=<optimized out>, fini=<optimized out>) at ../csu/libc-start.c:289
#5 0x00003fff7a32f54c in __libc_start_main (argc=<optimized out>, argv=<optimized out>, ev=<optimized out>, auxvec=<optimized out>, rtld_fini=<optimized out>,
stinfo=<optimized out>, stack_on_entry=<optimized out>) at ../sysdeps/unix/sysv/linux/powerpc/libc-start.c:93
#6 0x0000000000000000 in ?? ()
Thread 3 (LWP 442):
#0 0x00003fff7a4da150 in .__nanosleep () at ../sysdeps/unix/syscall-template.S:84
#1 0x00003fff7a5c4f28 in gf_timer_proc (ctx=0x10027010) at timer.c:205
#2 0x00003fff7a4ccb30 in start_thread (arg=0x3fff78a51160) at pthread_create.c:462
#3 0x00003fff7a4170fc in .__clone () at ../sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S:96
---Type <return> to continue, or q <return> to quit---
Thread 2 (LWP 445):
#0 0x00003fff7a4d4ccc in __pthread_cond_timedwait (cond=0x10059a98, mutex=0x10059a70, abstime=0x3fff77250670) at pthread_cond_timedwait.c:198
#1 0x00003fff7a5f1e74 in syncenv_task (proc=0x10054468) at syncop.c:607
#2 0x00003fff7a5f2cdc in syncenv_processor (thdata=0x10054468) at syncop.c:699
#3 0x00003fff7a4ccb30 in start_thread (arg=0x3fff77251160) at pthread_create.c:462
#4 0x00003fff7a4170fc in .__clone () at ../sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S:96
Thread 1 (LWP 443):
#0 0x00003fff7a3953b0 in _IO_unbuffer_all () at genops.c:960
#1 _IO_cleanup () at genops.c:1020
#2 0x00003fff7a34fd00 in __run_exit_handlers (status=<optimized out>, listp=<optimized out>, run_list_atexit=run_list_atexit@entry=true) at exit.c:95
#3 0x00003fff7a34fe1c in __GI_exit (status=<optimized out>) at exit.c:104
#4 0x000000001000984c in cleanup_and_exit (signum=<optimized out>) at glusterfsd.c:1295
#5 0x0000000010009a64 in glusterfs_sigwaiter (arg=<optimized out>) at glusterfsd.c:2016
#6 0x00003fff7a4ccb30 in start_thread (arg=0x3fff78251160) at pthread_create.c:462
#7 0x00003fff7a4170fc in .__clone () at ../sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S:96
(gdb)
(gdb)
On Fri, Sep 21, 2018 at 3:06 PM Sanju Rakonde <srakonde@xxxxxxxxxx> wrote:
Hi Abhishek,Can you please share the output of "t a a bt" with us?Thanks,SanjuOn Fri, Sep 21, 2018 at 2:55 PM, ABHISHEK PALIWAL <abhishpaliwal@xxxxxxxxx> wrote:We have seen a SIGSEGV crash on glusterfs process on kernel restart at start up.--
(gdb) bt
#0 0x00003fffad4463b0 in _IO_unbuffer_all () at genops.c:960
#1 _IO_cleanup () at genops.c:1020
#2 0x00003fffad400d00 in __run_exit_handlers (status=<optimized out>, listp=<optimized out>, run_list_atexit=run_list_atexit@entry=true) at exit.c:95
#3 0x00003fffad400e1c in __GI_exit (status=<optimized out>) at exit.c:104
#4 0x000000001000984c in cleanup_and_exit (signum=<optimized out>) at glusterfsd.c:1295
#5 0x0000000010009a64 in glusterfs_sigwaiter (arg=<optimized out>) at glusterfsd.c:2016
#6 0x00003fffad57db30 in start_thread (arg=0x3fffab302160) at pthread_create.c:462
#7 0x00003fffad4c7cdc in .__clone () at ../sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S:96
(gdb) bt full
#0 0x00003fffad4463b0 in _IO_unbuffer_all () at genops.c:960
__result = 0
__self = 0x3fffab302160
cnt = 1
fp = 0x3fffa4001f00
#1 _IO_cleanup () at genops.c:1020
result = 0
#2 0x00003fffad400d00 in __run_exit_handlers (status=<optimized out>, listp=<optimized out>, run_list_atexit=run_list_atexit@entry=true) at exit.c:95
ptr = 0x3fffad557000 <__elf_set___libc_atexit_element__IO_cleanup__>
#3 0x00003fffad400e1c in __GI_exit (status=<optimized out>) at exit.c:104
No locals.
#4 0x000000001000984c in cleanup_and_exit (signum=<optimized out>) at glusterfsd.c:1295
ctx = <optimized out>
trav = <optimized out>
__FUNCTION__ = <error reading variable __FUNCTION__ (Cannot access memory at address 0x10010e38)>
#5 0x0000000010009a64 in glusterfs_sigwaiter (arg=<optimized out>) at glusterfsd.c:2016
set = {__val = {18947, 0 <repeats 15 times>}}
ret = <optimized out>
sig = 15
#6 0x00003fffad57db30 in start_thread (arg=0x3fffab302160) at pthread_create.c:462
pd = 0x3fffab302160
now = <optimized out>
unwind_buf = {cancel_jmp_buf = {{jmp_buf = {5451414826039278896, 70367357615104, 5451414826003312788, 0, 0, 70367312883712, 70367321268768, 8388608,
70367357575200, 70367913735952, 268595776, 70367357600728, 268588656, 3, 0, 70367357600744, 70367913735600, 70367913735656, 4001536,
70367357576216, 70367321265984, -3187653564, 0 <repeats 42 times>}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = "" = 0x0,
cleanup = 0x0, canceltype = 0}}}
not_first_call = <optimized out>
pagesize_m1 = <optimized out>
sp = <optimized out>
freesize = <optimized out>
__PRETTY_FUNCTION__ = "start_thread"
---Type <return> to continue, or q <return> to quit---
#7 0x00003fffad4c7cdc in .__clone () at ../sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S:96
No locals
Can you please help us in finding the cause for SIGSEGV. ?
Also please share your understanding on this issue.Regards
Abhishek Paliwal
_______________________________________________
Gluster-devel mailing list
Gluster-devel@xxxxxxxxxxx
https://lists.gluster.org/mailman/listinfo/gluster-devel--Thanks,Sanju
Regards
Abhishek Paliwal
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