Hi Abhishek,
Can you please share the output of "t a a bt" with us?
Thanks,
Sanju
On 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
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Thanks,
Sanju_______________________________________________ Gluster-users mailing list Gluster-users@xxxxxxxxxxx https://lists.gluster.org/mailman/listinfo/gluster-users
