From: Darrick J. Wong <djwong@xxxxxxxxxx>
Check if we can detect runtime metadata corruptions via the health
monitor.
Signed-off-by: "Darrick J. Wong" <djwong@xxxxxxxxxx>
---
common/rc | 10 ++++++
tests/xfs/1879 | 89 ++++++++++++++++++++++++++++++++++++++++++++++++++++
tests/xfs/1879.out | 12 +++++++
3 files changed, 111 insertions(+)
create mode 100755 tests/xfs/1879
create mode 100644 tests/xfs/1879.out
diff --git a/common/rc b/common/rc
index 0d5c785cecc017..dd6857461e14dd 100644
--- a/common/rc
+++ b/common/rc
@@ -2850,6 +2850,16 @@ _require_xfs_io_command()
echo $testio | grep -q "Inappropriate ioctl" && \
_notrun "xfs_io $command support is missing"
;;
+ "healthmon")
+ testio=`$XFS_IO_PROG -c "$command -p $param" $TEST_DIR 2>&1`
+ echo $testio | grep -q "bad argument count" && \
+ _notrun "xfs_io $command $param support is missing"
+ echo $testio | grep -q "Inappropriate ioctl" && \
+ _notrun "xfs_io $command $param ioctl support is missing"
+ echo $testio | grep -q "Operation not supported" && \
+ _notrun "xfs_io $command $param kernel support is missing"
+ param_checked="$param"
+ ;;
"label")
testio=`$XFS_IO_PROG -c "label" $TEST_DIR 2>&1`
;;
diff --git a/tests/xfs/1879 b/tests/xfs/1879
new file mode 100755
index 00000000000000..aab7bf9fa1f6e4
--- /dev/null
+++ b/tests/xfs/1879
@@ -0,0 +1,89 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2024-2025 Oracle. All Rights Reserved.
+#
+# FS QA Test No. 1879
+#
+# Corrupt some metadata and try to access it with the health monitoring program
+# running. Check that healthmon observes a metadata error.
+#
+. ./common/preamble
+_begin_fstest auto quick eio
+
+_cleanup()
+{
+ cd /
+ rm -rf $tmp.* $testdir
+}
+
+. ./common/filter
+
+_require_scratch_nocheck
+_require_xfs_io_command healthmon
+
+# Disable the scratch rt device to avoid test failures relating to the rt
+# bitmap consuming all the free space in our small data device.
+unset SCRATCH_RTDEV
+
+echo "Format and mount"
+_scratch_mkfs -d agcount=1 | _filter_mkfs 2> $tmp.mkfs >> $seqres.full
+. $tmp.mkfs
+_scratch_mount
+mkdir $SCRATCH_MNT/a/
+# Enough entries to get to a single block directory
+for ((i = 0; i < ( (isize + 255) / 256); i++)); do
+ path="$(printf "%s/a/%0255d" "$SCRATCH_MNT" "$i")"
+ touch "$path"
+done
+inum="$(stat -c %i "$SCRATCH_MNT/a")"
+_scratch_unmount
+
+# Fuzz the directory block so that the touch below will be guaranteed to trip
+# a runtime sickness report in exactly the manner we desire.
+_scratch_xfs_db -x -c "inode $inum" -c "dblock 0" -c 'fuzz bhdr.hdr.owner add' -c print &>> $seqres.full
+
+# Try to allocate space to trigger a metadata corruption event
+echo "Runtime corruption detection"
+_scratch_mount
+$XFS_IO_PROG -c 'healthmon -c -v' $SCRATCH_MNT > $tmp.healthmon &
+sleep 1 # wait for python program to start up
+touch $SCRATCH_MNT/a/farts &>> $seqres.full
+_scratch_unmount
+
+wait # for healthmon to finish
+
+# Did we get errors?
+filter_healthmon()
+{
+ cat $tmp.healthmon >> $seqres.full
+ grep -A2 -E '(sick|corrupt)' $tmp.healthmon | grep -v -- '--' | sort | uniq
+}
+filter_healthmon
+
+# Run scrub to trigger a health event from there too.
+echo "Scrub corruption detection"
+_scratch_mount
+if _supports_xfs_scrub $SCRATCH_MNT $SCRATCH_DEV; then
+ $XFS_IO_PROG -c 'healthmon -c -v' $SCRATCH_MNT > $tmp.healthmon &
+ sleep 1 # wait for python program to start up
+ $XFS_SCRUB_PROG -n $SCRATCH_MNT &>> $seqres.full
+ _scratch_unmount
+
+ wait # for healthmon to finish
+
+ # Did we get errors?
+ filter_healthmon
+else
+ # mock the output since we don't support scrub
+ _scratch_unmount
+ cat << ENDL
+ "domain": "inode",
+ "structures": ["directory"],
+ "structures": ["parent"],
+ "type": "corrupt",
+ "type": "sick",
+ENDL
+fi
+
+status=0
+exit
diff --git a/tests/xfs/1879.out b/tests/xfs/1879.out
new file mode 100644
index 00000000000000..f02eefbf58ad6c
--- /dev/null
+++ b/tests/xfs/1879.out
@@ -0,0 +1,12 @@
+QA output created by 1879
+Format and mount
+Runtime corruption detection
+ "domain": "inode",
+ "structures": ["directory"],
+ "type": "sick",
+Scrub corruption detection
+ "domain": "inode",
+ "structures": ["directory"],
+ "structures": ["parent"],
+ "type": "corrupt",
+ "type": "sick",
