diff options
Diffstat (limited to '0490-Segmentation-fault-occurs-during-truncate.patch')
| -rw-r--r-- | 0490-Segmentation-fault-occurs-during-truncate.patch | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/0490-Segmentation-fault-occurs-during-truncate.patch b/0490-Segmentation-fault-occurs-during-truncate.patch new file mode 100644 index 0000000..bd3c777 --- /dev/null +++ b/0490-Segmentation-fault-occurs-during-truncate.patch @@ -0,0 +1,57 @@ +From 5a110946b41619577b365cdceddc4da551ff49f0 Mon Sep 17 00:00:00 2001 +From: kinsu <vpolakis@gmail.com> +Date: Thu, 19 Sep 2019 08:34:32 +0000 +Subject: [PATCH 490/511] Segmentation fault occurs during truncate + +Problem: +Segmentation fault occurs when bricks are nearly full 100% and in +parallel truncate of a file is attempted (No space left on device). +Prerequicite is that performance xlators are activated +(read-ahead, write-behind etc) +while stack unwind of the frames following an error responce +from brick (No space left on device) frame->local includes a memory +location that is not allocated via mem_get but via calloc. +The destroyed frame is always ra_truncate_cbk winded from ra_ftruncate +and the inode ptr is copied to the frame local in the wb_ftruncate. + +Fix: +extra check is added for the pool ptr + +>Change-Id: Ic5d3bd0ab7011e40b2811c6dece063b256e4d9d1 +>Fixes: bz#1797882 +>Signed-off-by: kinsu <vpolakis@gmail.com> + +Upstream-patch: https://review.gluster.org/c/glusterfs/+/23445 + +BUG: 1842449 +Change-Id: Ic5d3bd0ab7011e40b2811c6dece063b256e4d9d1 +Signed-off-by: nik-redhat <nladha@redhat.com> +Reviewed-on: https://code.engineering.redhat.com/gerrit/220540 +Tested-by: RHGS Build Bot <nigelb@redhat.com> +Reviewed-by: Sunil Kumar Heggodu Gopala Acharya <sheggodu@redhat.com> +--- + libglusterfs/src/mem-pool.c | 8 ++++++++ + 1 file changed, 8 insertions(+) + +diff --git a/libglusterfs/src/mem-pool.c b/libglusterfs/src/mem-pool.c +index 73503e0..1390747 100644 +--- a/libglusterfs/src/mem-pool.c ++++ b/libglusterfs/src/mem-pool.c +@@ -857,6 +857,14 @@ mem_put(void *ptr) + /* Not one of ours; don't touch it. */ + return; + } ++ ++ if (!hdr->pool_list) { ++ gf_msg_callingfn("mem-pool", GF_LOG_CRITICAL, EINVAL, ++ LG_MSG_INVALID_ARG, ++ "invalid argument hdr->pool_list NULL"); ++ return; ++ } ++ + pool_list = hdr->pool_list; + pt_pool = &pool_list->pools[hdr->power_of_two - POOL_SMALLEST]; + +-- +1.8.3.1 + |