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 <[email protected]> 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 = > {prev = 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 > [email protected] > https://lists.gluster.org/mailman/listinfo/gluster-devel > -- Thanks, Sanju
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