[rsbac] segfault with dazuko

[Jens Kasten]

hi list,
i try the dazuko with clamav and this i get:
Pid: 13683, comm: emerge Tainted: G      D    2.6.28.4-rsbac-2.0-sec #2
RIP: 0010:[<ffffffff802e3f1e>]  [<ffffffff802e3f1e>] kfree+0xbe/0xd0
RSP: 0018:ffff8801520f7a18  EFLAGS: 00010246
RAX: 8000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000702f01 RSI: ffffe20003817808 RDI: 00000001006b7361
RBP: ffff8801006b7361 R08: ffff8801520f7ae8 R09: 0000000000000001
R10: ffff880152c7b898 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000002 R14: 0000000000000001 R15: 0000000000000000
FS:  0000758dd6ea56f0(0000) GS:ffffffff808dc040(0000)
knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 00000cf8c2ad4024 CR3: 0000000152247000 CR4: 00000000000006e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process emerge (pid: 13683, threadinfo ffff8801520f6000, task
ffff8801536015c0)
Stack:
 ffff8801520f7b78 0000000000000000 ffff8801520f7b78 ffffffff8026e3e9
 0000000000000000 ffffffff802733e1 00000000ffffffff ffff8801006b7361
 0000000000000011 0000000000000002 0000000000000000 ffffffff8026ec4e
Call Trace:
 [<ffffffff8026e3e9>] ? xp_id_free+0x9/0x10
 [<ffffffff802733e1>] ? dazuko_sys_check+0xa1/0x140
 [<ffffffff8026ec4e>] ? rsbac_adf_request_daz+0x30e/0x6f0
 [<ffffffff8035ec25>] ? __put_nfs_open_context+0x35/0x100
 [<ffffffff8022bbd6>] ? rsbac_get_vset+0x76/0x90
 [<ffffffff802bb455>] ? sync_page+0x35/0x60
 [<ffffffff805ca4fb>] ? __wait_on_bit_lock+0x6b/0x80
 [<ffffffff802697a1>] ? rsbac_adf_request_int+0x1101/0x1b30
 [<ffffffff802bca42>] ? generic_file_aio_read+0x532/0x600
 [<ffffffff8035d1b2>] ? nfs_file_read+0x112/0x140
 [<ffffffff802e9f9b>] ? do_sync_read+0xdb/0x140
 [<ffffffff802e97e8>] ? filp_close+0x398/0x550
 [<ffffffff802ee34b>] ? sys_newfstat+0x4b/0x70
 [<ffffffff8042bd41>] ? __up_write+0x31/0x180
 [<ffffffff802e9a2c>] ? sys_close+0x8c/0xf0
 [<ffffffff8020272b>] ? system_call_fastpath+0x16/0x1b
Code: 08 5b 5d c3 45 8b 40 14 48 89 ea e8 0d f5 ff ff eb e9 f6 c4 60 74
14 48 83 c4 08 48 89 f7 5b 5d e9 a8 04 fe ff 48 8b 70 10 eb 8d <0f> 0b
eb fe 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 48 8b 05 
RIP  [<ffffffff802e3f1e>] kfree+0xbe/0xd0
 RSP <ffff8801520f7a18>
---[ end trace f21a557d58d0961d ]---

grüsse
jens