[Openswan Users] kernel 2.6.11.7 + openswan 2.3.1 = kernel panic

[Mihai Moldovanu]

sequence to reproduce it :

compile openswan with klips

root at my~# modprobe ipsec
klips_info:ipsec_init: KLIPS startup, Openswan KLIPS IPsec stack 
version: 2.3.1
NET: Registered protocol family 15
klips_info:ipsec_alg_init: KLIPS alg v=0.8.1-0 (EALG_MAX=255, AALG_MAX=251)
klips_info:ipsec_alg_init: calling ipsec_alg_static_init()
ipsec_aes_init(alg_type=15 alg_id=12 name=aes): ret=0


root at my~# ipsec --version
Unable to handle kernel paging request at virtual address e0a20580
 printing eip:
c0184445
*pde = 00000000
Oops: 0000 [#1]
PREEMPT SMP
Modules linked in: sk98lin ehci_hcd usbcore
CPU:    0
EIP:    0060:[proc_get_inode+165/336]    Not tainted VLI
EFLAGS: 00010202   (2.6.11.7-1tsttfm)
EIP is at proc_get_inode+0xa5/0x150
eax: de63e000   ebx: de7e3ea0   ecx: 00000001   edx: e0a20580
esi: de61d980   edi: 00000001   ebp: 00000007   esp: de63fdd8
ds: 007b   es: 007b   ss: 0068
Process ipsec (pid: 1244, threadinfo=de63e000 task=de604550)
Stack: de61d980 c15cee00 f00002a2 c0186ccb c15cee00 f00002a2 de61d980 
ffffffea
       00000000 fffffff4 de7de950 de7dd1b0 de63fe84 c0161d82 de7dd1b0 
de7de950
       de63ff18 de63fe84 de63ff18 c15d6180 de63fe7c c0161fc8 de7de9e0 
de63fe84
Call Trace:
 [proc_lookup+187/208] proc_lookup+0xbb/0xd0
 [real_lookup+146/192] real_lookup+0x92/0xc0
 [do_lookup+104/128] do_lookup+0x68/0x80
 [link_path_walk+1638/3264] link_path_walk+0x666/0xcc0
 [link_path_walk+1926/3264] link_path_walk+0x786/0xcc0
 [handle_mm_fault+256/384] handle_mm_fault+0x100/0x180
 [getname+92/160] getname+0x5c/0xa0
 [path_lookup+144/336] path_lookup+0x90/0x150
 [__user_walk+35/64] __user_walk+0x23/0x40
 [vfs_stat+23/80] vfs_stat+0x17/0x50
 [do_brk+405/736] do_brk+0x195/0x2e0
 [sys_stat64+17/48] sys_stat64+0x11/0x30
 [copy_to_user+49/80] copy_to_user+0x31/0x50
 [sys_rt_sigprocmask+120/208] sys_rt_sigprocmask+0x78/0xd0
 [syscall_call+7/11] syscall_call+0x7/0xb
Code: 66 8b 46 0e 66 85 c0 74 08 25 ff ff 00 00 89 43 2c 8b 56 28 bf 01 
00 00 00 85 d2 74 3b b8 00 e0 ff ff 21 e0 8b 48 14 4
1 89 48 14 <83> 3a 02 8b 40 10 74 59 c1 e0 07 8d 04 10 ff 80 00 01 00 00 b8
 <6>note: ipsec[1244] exited with preempt_count 1