Kernel BUG when running CleareCase mvfs on RHEL
Issue
-
Kernel panic
BUG: Dentry ffff88134aa27740{i=2,n=} still in use (1) [unmount of ext4 dm-0]------------[ cut here ]------------ WARNING: at fs/namespace.c:678 mntput_no_expire+0x109/0x110() (Not tainted) Hardware name: PowerEdge R710 Modules linked in: bridge fuse mpt2sas raid_class mptctl ipmi_devintf dell_rbu nfs fscache mvfs(U) nfsd lockd nfs_acl auth_rpcgss exportfs autofs4 sunrpc bonding 8021q garp stp llc ipv6 ext3 jbd uinput power_meter sg ixgbe dca ptp pps_core mdio bnx2 dcdbas microcode serio_raw iTCO_wdt iTCO_vendor_support i7core_edac edac_core ext4 jbd2 mbcache sr_mod cdrom sd_mod crc_t10dif wmi pata_acpi ata_generic ata_piix mptsas mptscsih mptbase scsi_transport_sas dm_mirror dm_region_hash dm_log dm_mod [last unloaded: speedstep_lib] Pid: 22968, comm: multiload-apple Not tainted 2.6.32-358.18.1.el6.x86_64 #1 Call Trace: [<ffffffff8106e3e7>] ? warn_slowpath_common+0x87/0xc0 [<ffffffff8106e43a>] ? warn_slowpath_null+0x1a/0x20 [<ffffffff811a21a9>] ? mntput_no_expire+0x109/0x110 [<ffffffff81190eab>] ? __link_path_walk+0x5eb/0x1030 [<ffffffff8111c6f5>] ? mempool_free+0x95/0xa0 [<ffffffff81191b7a>] ? path_walk+0x6a/0xe0 [<ffffffff81191c7e>] ? vfs_path_lookup+0x8e/0x100 [<ffffffffa041adcb>] ? mvop_linux_lookup_storage_file+0xb9/0x135 [mvfs] [<ffffffffa03d22c8>] ? mfs_vstatfs+0x14c/0x186 [mvfs] [<ffffffffa041406c>] ? mvfs_linux_vstatfs_wrapper+0x17/0x2d [mvfs] [<ffffffffa041c9f2>] ? vnlayer_linux_statfs+0x1e/0x22 [mvfs] [<ffffffff811b3ec4>] ? statfs_by_dentry+0x74/0xa0 [<ffffffff811b3ffb>] ? vfs_statfs+0x1b/0xb0 [<ffffffff811b42c0>] ? do_statfs_native+0x20/0xb0 [<ffffffff811b4452>] ? sys_statfs+0x72/0xb0 [<ffffffff8114762e>] ? remove_vma+0x6e/0x90 [<ffffffff81149c27>] ? do_munmap+0x317/0x3b0 [<ffffffff810dc937>] ? audit_syscall_entry+0x1d7/0x200 [<ffffffff810dc685>] ? __audit_syscall_exit+0x265/0x290 [<ffffffff8100b072>] ? system_call_fastpath+0x16/0x1b ---[ end trace 8f5ced7e4fd62164 ]--- BUG: Dentry ffff88134aa27740{i=2,n=} still in use (1) [unmount of ext4 dm-0] ------------[ cut here ]------------
Environment
- Red Hat Enterprise Linux Server release 6.4
- kernel-2.6.32-358.18.1.el6.x86_64
-
ClearCase Multi-Version File System
filename: /lib/modules/2.6.32-358.18.1.el6.x86_64/kernel/fs/mvfs/mvfs.ko description: IBM Rational ClearCase Multi-Version File System author: IBM Rational Software supported: external license: GPL v2 srcversion: 6A945B2A6F3A4E7FE6A81DD depends: sunrpc vermagic: 2.6.32-358.18.1.el6.x86_64 SMP mod_unload modversions
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.
Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.
