[LU-902] Growing an MDT. resize2fs double free bug

• Type: Bug
• Resolution: Not a Bug
• Priority: Minor
• Affects Version/s: Lustre 1.8.6
• Environment: e2fsprogs 1.41.90.wc3
• Severity: 3
• Assignee: Peter Jones
• Reporter: Brian O'Connor (Inactive)

Description

[root@mds1 ~]# e2fsck -yf /dev/sdb
e2fsck 1.41.90.wc3 (28-May-2011)
Pass 1: Checking inodes, blocks, and sizes
Pass 2: Checking directory structure
Pass 3: Checking directory connectivity
Pass 4: Checking reference counts
Pass 5: Checking group summary information
lustre-MDT0000: 65431/584908800 files (0.2% non-contiguous), 73285114/292444160 blocks
[root@mds1 ~]# resize2fs -p /dev/sdb
resize2fs 1.41.90.wc3 (28-May-2011)
Resizing the filesystem on /dev/sdb to 365555076 (4k) blocks.
Begin pass 1 (max = 4462)
Extending the inode table XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

• • • glibc detected *** resize2fs: double free or corruption (!prev): 0x000000000f3c3e80 ***
      ======= Backtrace: =========
      /lib64/libc.so.6[0x3198a7245f]
      /lib64/libc.so.6(cfree+0x4b)[0x3198a728bb]
      /lib64/libext2fs.so.2(ext2fs_free+0x19d)[0x39bd61a98d]
      resize2fs[0x40619d]
      resize2fs[0x406cdf]
      /lib64/libc.so.6(__libc_start_main+0xf4)[0x3198a1d994]
      resize2fs[0x402b79]
      ======= Memory map: ========
      00400000-00409000 r-xp 00000000 08:02 13107369 /sbin/resize2fs
      00609000-0060a000 rw-p 00009000 08:02 13107369 /sbin/resize2fs
      0f3b9000-0f3da000 rw-p 0f3b9000 00:00 0 [heap]
      313e000000-313e006000 r-xp 00000000 08:02 24150098 /lib64/libe2p.so.2.3
      313e006000-313e206000 ---p 00006000 08:02 24150098 /lib64/libe2p.so.2.3
      313e206000-313e207000 rw-p 00006000 08:02 24150098 /lib64/libe2p.so.2.3
      3198600000-319861c000 r-xp 00000000 08:02 24150041 /lib64/ld-2.5.so
      319881c000-319881d000 r--p 0001c000 08:02 24150041 /lib64/ld-2.5.so
      319881d000-319881e000 rw-p 0001d000 08:02 24150041 /lib64/ld-2.5.so
      3198a00000-3198b4e000 r-xp 00000000 08:02 24150043 /lib64/libc-2.5.so
      3198b4e000-3198d4e000 ---p 0014e000 08:02 24150043 /lib64/libc-2.5.so
      3198d4e000-3198d52000 r--p 0014e000 08:02 24150043 /lib64/libc-2.5.so
      3198d52000-3198d53000 rw-p 00152000 08:02 24150043 /lib64/libc-2.5.so
      3198d53000-3198d58000 rw-p 3198d53000 00:00 0
      3199600000-3199616000 r-xp 00000000 08:02 24150301 /lib64/libpthread-2.5.so
      3199616000-3199815000 ---p 00016000 08:02 24150301 /lib64/libpthread-2.5.so
      3199815000-3199816000 r--p 00015000 08:02 24150301 /lib64/libpthread-2.5.so
      3199816000-3199817000 rw-p 00016000 08:02 24150301 /lib64/libpthread-2.5.so
      3199817000-319981b000 rw-p 3199817000 00:00 0
      31a9c00000-31a9c0d000 r-xp 00000000 08:02 24150300 /lib64/libgcc_s-4.1.2-20080825.so.1
      31a9c0d000-31a9e0d000 ---p 0000d000 08:02 24150300 /lib64/libgcc_s-4.1.2-20080825.so.1
      31a9e0d000-31a9e0e000 rw-p 0000d000 08:02 24150300 /lib64/libgcc_s-4.1.2-20080825.so.1
      34f4800000-34f4802000 r-xp 00000000 08:02 24150018 /lib64/libcom_err.so.2.1
      34f4802000-34f4a02000 ---p 00002000 08:02 24150018 /lib64/libcom_err.so.2.1
      34f4a02000-34f4a03000 rw-p 00002000 08:02 24150018 /lib64/libcom_err.so.2.1
      39bd600000-39bd638000 r-xp 00000000 08:02 24150213 /lib64/libext2fs.so.2.4
      39bd638000-39bd837000 ---p 00038000 08:02 24150213 /lib64/libext2fs.so.2.4
      39bd837000-39bd839000 rw-p 00037000 08:02 24150213 /lib64/libext2fs.so.2.4
      2ac388f2a000-2ac388f2c000 rw-p 2ac388f2a000 00:00 0
      2ac388f43000-2ac388f46000 rw-p 2ac388f43000 00:00 0
      2ac388f46000-2ac38c519000 r--p 00000000 08:02 57480024 /usr/lib/locale/locale-archive
      2ac38c5a6000-2ac38c5a7000 rw-p 2ac38c5a6000 00:00 0
      2ac395b12000-2ac3996a8000 rw-p 2ac395b12000 00:00 0
      2ac399766000-2ac39ba44000 rw-p 2ac399766000 00:00 0
      7fff250a7000-7fff250bc000 rw-p 7ffffffe9000 00:00 0 [stack]
      7fff251fc000-7fff25200000 r-xp 7fff251fc000 00:00 0 [vdso]
      ffffffffff600000-ffffffffffe00000 ---p 00000000 00:00 0 [vsyscall]
      Aborted
      [root@mds1 ~]# e2fsck -yf /dev/sdb
      e2fsck 1.41.90.wc3 (28-May-2011)
      Pass 1: Checking inodes, blocks, and sizes
      Pass 2: Checking directory structure
      Pass 3: Checking directory connectivity
      Pass 4: Checking reference counts
      Pass 5: Checking group summary information
      lustre-MDT0000: 65431/731119616 files (0.2% non-contiguous), 91571555/365555076 blocks
      [root@mds1 ~]# mount -t ldiskfs /dev/sdb /mnt/mdt_raw/
      [root@mds1 ~]# df -h
      Filesystem Size Used Avail Use% Mounted on
      /dev/sda2 223G 19G 193G 9% /
      /dev/sda1 99M 36M 59M 38% /boot
      tmpfs 24G 0 24G 0% /dev/shm
      /dev/sdb 1.1T 520M 976G 1% /mnt/mdt_raw

Is this the known fixed Red Hat Bugzilla #132707 bug?

https://bugzilla.redhat.com/show_bug.cgi?id=132707

Issue Links

• Trackbacks: Lustre 1.8.x known issues tracker While testing against Lustre b18 branch, we would hit known bugs which were already reported in Lustre Bugzilla https://bugzilla.lustre.org/. In order to move away from relying on Bugzilla, we would create a JIRA