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Hello,
Recently a customer reported below crash:
#0 0x00003fff7dbd39ac in raise (sig=<optimized out>) at
../nptl/sysdeps/unix/sysv/linux/pt-raise.c:37
37 return INLINE_SYSCALL (tgkill, 3, pid, THREAD_GETMEM
(THREAD_SELF, tid),
Missing separate debuginfos, use: debuginfo-install
dbus-libs-1.10.24-7.el7.ppc64le elfutils-libelf-0.170-4.el7.ppc64le
elfutils-libs-0.170-4.el7.ppc64le
(gdb) where
#0 0x00003fff7dbd39ac in raise (sig=<optimized out>) at
../nptl/sysdeps/unix/sysv/linux/pt-raise.c:37
#1 0x0000000010070b38 in crash_handler (signo=11, info=0x3ffaacffcdc8,
ctx=0x3ffaacffc050) at
/usr/src/debug/nfs-ganesha-2.5.3-ibm015.04-0.1.1-Source/MainNFSD/nfs_init.c:225
#2 <signal handler called>
#3 0x00000000101b4b70 in mdc_cur_export () at
/usr/src/debug/nfs-ganesha-2.5.3-ibm015.04-0.1.1-Source/FSAL/Stackable_FSALs/FSAL_MDCACHE/mdcache_int.h:544
#4 0x00000000101b72e0 in mdcache_close2 (obj_hdl=0x3ffbb0897e98,
state=0x3ffe8ceafb30)
at
/usr/src/debug/nfs-ganesha-2.5.3-ibm015.04-0.1.1-Source/FSAL/Stackable_FSALs/FSAL_MDCACHE/mdcache_file.c:1047
#5 0x0000000010135054 in dec_nlm_state_ref (state=0x3ffe8ceafb30) at
/usr/src/debug/nfs-ganesha-2.5.3-ibm015.04-0.1.1-Source/SAL/nlm_state.c:340
#6 0x00000000100f7894 in dec_state_t_ref (state=0x3ffe8ceafb30) at
/usr/src/debug/nfs-ganesha-2.5.3-ibm015.04-0.1.1-Source/include/sal_functions.h:445
#7 0x00000000100fa5d4 in remove_from_locklist (lock_entry=0x3ffe8c8916e0)
at
/usr/src/debug/nfs-ganesha-2.5.3-ibm015.04-0.1.1-Source/SAL/state_lock.c:769
#8 0x00000000100fd2b0 in try_to_grant_lock (lock_entry=0x3ffe8c8916e0) at
/usr/src/debug/nfs-ganesha-2.5.3-ibm015.04-0.1.1-Source/SAL/state_lock.c:1834
#9 0x00000000100fd45c in process_blocked_lock_upcall
(block_data=0x3ffe8c1f4630) at
/usr/src/debug/nfs-ganesha-2.5.3-ibm015.04-0.1.1-Source/SAL/state_lock.c:1850
#10 0x00000000100f62e4 in state_blocked_lock_caller (ctx=0x3ffaa167a1c0) at
/usr/src/debug/nfs-ganesha-2.5.3-ibm015.04-0.1.1-Source/SAL/state_async.c:68
#11 0x0000000010169144 in fridgethr_start_routine (arg=0x3ffaa167a1c0) at
/usr/src/debug/nfs-ganesha-2.5.3-ibm015.04-0.1.1-Source/support/fridgethr.c:550
#12 0x00003fff7dbc8728 in start_thread (arg=0x3ffaacffe810) at
pthread_create.c:310
#13 0x00003fff7da07ae0 in clone () at
../sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S:109
To fix the same I have uploaded patch :
https://review.gerrithub.io/c/ffilz/nfs-ganesha/+/423882
- Sachin
--
with regards,
Sachin Punadikar
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