[LU-11589] kernel BUG at ldiskfs.h:1907!

• Type: Technical task
• Resolution: Unresolved
• Priority: Critical
• Affects Version/s: Lustre 2.10.5
• Labels: ldiskfs
• Assignee: WC Triage
• Reporter: Andreas Dilger

Description

After a filesystem corruption event and e2fsck 1.44.3.wc1 running to repair it, the server keeps crashing with the following error:

Lustre: nbp13-OST0008: trigger OI scrub by RPC for the [0x100080000:0x217edd:0x0] with flags 0x4a, rc = 0
------------[ cut here ]------------
kernel BUG at /tmp/rpmbuild-lustre-jlan-ItUrr9b3/BUILD/lustre-2.10.5/ldiskfs/ldiskfs.h:1907!
invalid opcode: 0000 [#1] SMP 
CPU: 5 PID: 11348 Comm: lfsck Tainted: G           OE  ------------   3.10.0-693.21.1.el7.20180508.x86_64.lustre2105 #1
RIP: 0010:[<ffffffffa10fbd04>]  [<ffffffffa10fbd04>] ldiskfs_rec_len_to_disk.part.9+0x4/0x10 [ldiskfs]
Call Trace:
   htree_inlinedir_to_tree+0x445/0x450 [ldiskfs]
   ldiskfs_htree_fill_tree+0x137/0x2f0 [ldiskfs]
   ldiskfs_readdir+0x61c/0x850 [ldiskfs]
   osd_ldiskfs_it_fill+0xbe/0x260 [osd_ldiskfs]
   osd_it_ea_load+0x37/0x100 [osd_ldiskfs]
   lfsck_open_dir+0x11c/0x3a0 [lfsck]
   lfsck_master_oit_engine+0x9a2/0x1190 [lfsck]
   lfsck_master_engine+0x8f6/0x1360 [lfsck]
   kthread+0xd1/0xe0

Issue Links

• Clones: LU-11584 kernel BUG at ldiskfs.h:1907!
• is related to: LU-5603 Enable inline_data feature for Lustre