[问题描述]: xfstests xfs文件系统，执行generic/650用例fail，报错*** stack smashing detected ***: terminated [重现步骤]： export TEST_DIR=/fs/nvme0n1p5 export TEST_DEV=/dev/nvme0n1p5 export FSTYP=xfs ./check generic/650 [执行日志]： QA output created by 650 Silence is golden. /var/tmp/tone/run/xfstests/tests/generic/650: line 30: 2416418 Segmentation fault (core dumped) sleep 0.5 /var/tmp/tone/run/xfstests/tests/generic/650: xmalloc: cannot allocate 32 bytes /var/tmp/tone/run/xfstests/tests/generic/650: line 37: 0.5: No such file or directory /var/tmp/tone/run/xfstests/tests/generic/650: line 30: 2416507 Segmentation fault (core dumped) sleep 0.5 *** stack smashing detected ***: terminated /var/tmp/tone/run/xfstests/tests/generic/650: line 30: 2416519 Aborted (core dumped) sleep 0.5 /var/tmp/tone/run/xfstests/tests/generic/650: line 30: 2416528 Segmentation fault (core dumped) sleep 0.5 /var/tmp/tone/run/xfstests/tests/generic/650: line 30: 2416532 Segmentation fault (core dumped) sleep 0.5 /var/tmp/tone/run/xfstests/tests/generic/650: line 30: 2416536 Segmentation fault (core dumped) sleep 0.5 double free or corruption (!prev) /var/tmp/tone/run/xfstests/tests/generic/650: line 83: 2416239 Segmentation fault (core dumped) exercise_cpu_hotplug *** stack smashing detected ***: terminated ./common/rc: line 130: 2417035 Aborted (core dumped) $MOUNT_PROG $* *** stack smashing detected ***: terminated /var/tmp/tone/run/xfstests/tests/generic/650: line 83: 2417037 Aborted (core dumped) $FSSTRESS_PROG $FSSTRESS_AVOID -w "${fsstress_args[@]}" >> $seqres.full *** stack smashing detected ***: terminated ./common/rc: line 467: 2417039 Aborted (core dumped) $UMOUNT_PROG $TEST_DEV *** stack smashing detected ***: terminated ./common/rc: line 130: 2417041 Aborted (core dumped) $MOUNT_PROG $* *** stack smashing detected ***: terminated /var/tmp/tone/run/xfstests/tests/generic/650: line 83: 2417043 Aborted (core dumped) $FSSTRESS_PROG $FSSTRESS_AVOID -w "${fsstress_args[@]}" >> $seqres.full *** stack smashing detected ***: terminated ./common/rc: line 467: 2417045 Aborted (core dumped) $UMOUNT_PROG $TEST_DEV *** stack smashing detected ***: terminated ./common/rc: line 130: 2417047 Aborted (core dumped) $MOUNT_PROG $* *** stack smashing detected ***: terminated ./common/rc: line 467: 2417117 Aborted (core dumped) $UMOUNT_PROG $TEST_DEV ./common/rc: line 130: 2417119 Segmentation fault (core dumped) $MOUNT_PROG $* umount: /dev/nvme0n1p5: not mounted. [环境信息]： [root@localhost xfstests]# uname -r 6.6.102-5.2.1_rc1.an23.riscv64 [root@localhost xfstests]# cat /boot/config-6.6.102-5.2.1_rc1.an23.riscv64 |grep -i dma|grep -i heap # CONFIG_DMABUF_HEAPS is not set [root@localhost xfstests]# lscpu Architecture: riscv64 Byte Order: Little Endian CPU(s): 64 On-line CPU(s) list: 0-63 NUMA: NUMA node(s): 4 NUMA node0 CPU(s): 0-7,16-23 NUMA node1 CPU(s): 8-15,24-31 NUMA node2 CPU(s): 32-39,48-55 NUMA node3 CPU(s): 40-47,56-63 [root@localhost xfstests]# lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTS nvme0n1 259:0 0 953.9G 0 disk ├─nvme0n1p1 259:1 0 121.9M 0 part /boot/efi ├─nvme0n1p2 259:2 0 488M 0 part /boot ├─nvme0n1p3 259:3 0 143.1G 0 part / ├─nvme0n1p4 259:4 0 1K 0 part ├─nvme0n1p5 259:5 0 286.1G 0 part /fs/nvme0n1p5 └─nvme0n1p6 259:6 0 286.1G 0 part [root@localhost xfstests]# free -g total used free shared buff/cache available Mem: 61 2 0 0 59 59 Swap: 0 0 0 [root@localhost xfstests]# cat /proc/cmdline root=UUID=e297bfa3-2c55-44f8-90cb-ae8eb642d188 ro console=ttyS0,115200 root=LABEL=ROOT rootfstype=ext4 rootwait rw earlycon selinux=0 LANG=en_US.UTF-8 nvme.use_threaded_interrupts=1 nvme_core.io_timeout=3000 audit=0 per_numa_node_futex=disabl [实际结果] 测试fail [期望结果] 测试pass