[Bugme-janitors] [Bug 22782] New: 2.6.36: general protection fault during lockfs lockspace removal

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=22782

           Summary: 2.6.36: general protection fault during lockfs
                    lockspace removal
           Product: File System
           Version: 2.5
    Kernel Version: 2.6.36
          Platform: All
        OS/Version: Linux
              Tree: Mainline
            Status: NEW
          Severity: high
          Priority: P1
         Component: Other
        AssignedTo: fs_other at kernel-bugs.osdl.org
        ReportedBy: nik at linuxbox.cz
        Regression: Yes


during lockfs lockspace removal, sometimes GPF occurs:

general protection fault: 0000 [#1] PREEMPT SMP
last sysfs file: /sys/kernel/dlm/30D118C784964730BDAF2115299250CD/control
CPU 3
Modules linked in: ocfs2 ocfs2_nodemanager ocfs2_stack_user ocfs2_stackglue nfs
nfs_acl auth_rpcgss dlm configfs drbd lru_cache cf_conntrack_ipv4
nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_tcpudp iptable_filter
ip_tables x_tables bridge stp llc ipv6hc fan battery ac kvm_intel kvm ppdev
parport_pc iTCO_wdt i2c_i801 e1000e video cdc_acm pcspkr i3200_edac edac_core
i2c_core buttlight container thermal output processor thermal_sys sd_mod
crc_t10dif raid1 dm_snapshot dm_zero dm_mirror dm_region_hash dm_log ohci_hcd
ehci_hcd ahci libahci libata scsi_mod [last unloaded: scsi_wait_scan]           

Pid: 8167, comm: dlm_controld.pc Not tainted 2.6.36lb.00_01_PRE11 #1
X7SBA/X7SBA
RIP: 0010:[<ffffffffa049e0c3>]  [<ffffffffa049e0c3>] unlink_group+0x13/0x50
[configfs]
RSP: 0018:ffff8801259b5dd8  EFLAGS: 00010286
RAX: ffff000000000000 RBX: 0000000000000008 RCX: 0000000000000000
RDX: ffffffffa04c3570 RSI: ffff880125a2fd00 RDI: ffff88010200000a
RBP: ffff8801259b5de8 R08: 2222222222222222 R09: 2222222222222222
R10: 0000000000000000 R11: 2222222222222222 R12: ffff88010200000a
R13: ffff88012afd0948 R14: ffff880125a2fd00 R15: ffff88012a2c1e00
FS:  00007ff6506d8730(0000) GS:ffff880001b80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f63c9959228 CR3: 0000000126baf000 CR4: 00000000000406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process dlm_controld.pc (pid: 8167, threadinfo ffff8801259b4000, task
ffff880125acae60)
Stack:
 0000000000000008 ffff880125a2fd00 ffff8801259b5e08 ffffffffa049e0d5
<0> 0000000000000000 ffffffffa04c3550 ffff8801259b5e68 ffffffffa049f994
<0> ffffffffa04c34e0 ffffffffa04c40a0 ffffffffa04c40a0 ffff880114dd9440
Call Trace:
 [<ffffffffa049e0d5>] unlink_group+0x25/0x50 [configfs]
 [<ffffffffa049f994>] configfs_rmdir+0x244/0x2e0 [configfs]
 [<ffffffff8111f9e0>] vfs_rmdir+0xb0/0x100
 [<ffffffff811219c9>] do_rmdir+0xf9/0x110
 [<ffffffff81111b58>] ? filp_close+0x58/0x90
 [<ffffffff81121a21>] sys_rmdir+0x11/0x20
 [<ffffffff8100242b>] system_call_fastpath+0x16/0x1b
Code: 00 00 48 83 c4 08 5b c9 c3 0f 1f 80 00 00 00 00 0f 1f 84 00 00 00 00 00
55 48 89 e5 41 54 49 89 fc 53 48 8b 47 68 48 85 c0
 00 00 00 e8 db ff ff ff 49 8b 44
RIP  [<ffffffffa049e0c3>] unlink_group+0x13/0x50 [configfs]
 RSP <ffff8801259b5dd8>
---[ end trace e701ef8bbb89eb8e ]---

-- 
Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email
------- You are receiving this mail because: -------
You are watching the assignee of the bug.