mISDN internal error

Hi all, mISDN has ever worked well, but yesterday my Asterisk went in kernel panic, and i saw in messages

Jul 1 08:28:17 pbx kernel: mISDN: INTERNAL ERROR in /usr/src/install-misdn-mqueue/mqueue-misdn/mISDN/drivers/isdn/hardware/m
ISDN/stack.c:1186
Jul 1 08:28:17 pbx kernel: mISDNd: addr(f0000) prim(f1980) failed err(-92)
Jul 1 08:28:17 pbx kernel: We got Message with Invalid Callref
Jul 1 08:28:18 pbx kernel: Unable to handle kernel paging request at virtual address dca8409c
Jul 1 08:28:18 pbx kernel: printing eip:
Jul 1 08:28:18 pbx kernel: c01dd918
Jul 1 08:28:18 pbx kernel: *pde = 1bd5f067
Jul 1 08:28:18 pbx kernel: *pte = 00000000
Jul 1 08:28:18 pbx kernel: Oops: 0002 [#1]
Jul 1 08:28:18 pbx kernel: Modules linked in: hfcmulti mISDN_dsp l3udss1 mISDN_l2 mISDN_l1 mISDN_core ztdummy wctdm wcfxo wc
te11xp wct1xxp wct4xxp tor2 ipv6 af_wanpipe wanpipe wanrouter zaptel crc_ccitt sdladrv scsi_mod
Jul 1 08:28:18 pbx kernel: CPU: 0
Jul 1 08:28:18 pbx kernel: EIP: 0060:[] Tainted: GF VLI
Jul 1 08:28:18 pbx kernel: EFLAGS: 00010246 (2.6.15.2)
Jul 1 08:28:18 pbx kernel: EIP is at class_device_add+0x190/0x1ef
Jul 1 08:28:18 pbx kernel: eax: dc99a01c ebx: 00000001 ecx: d8bc109c edx: dca8409c
Jul 1 08:28:18 pbx kernel: esi: d8bc1094 edi: d8bc1094 ebp: dc999fc0 esp: c2934f00
Jul 1 08:28:18 pbx kernel: ds: 007b es: 007b ss: 0068
Jul 1 08:28:18 pbx kernel: Process mISDNd (pid: 27130, threadinfo=c2934000 task=d91cc550)
Jul 1 08:28:18 pbx kernel: Stack: 00000000 d8b1a740 00000000 d8bc1094 00000000 d6527800 d6527800 c01dd988
Jul 1 08:28:18 pbx kernel: d8bc1094 d8bc1094 d8bc1094 dc991d95 d8bc1094 d8bc1104 00000014 dc994641
Jul 1 08:28:18 pbx kernel: 50010400 d8bc1000 dc98d61a d8bc1000 d8bc1000 cd0a9600 d8bc1028 dc98b8b4
Jul 1 08:28:18 pbx kernel: Call Trace:
Jul 1 08:28:18 pbx kernel: [] class_device_register+0x11/0x15
Jul 1 08:28:18 pbx kernel: [] mISDN_register_sysfs_inst+0x31/0x6b [mISDN_core]
Jul 1 08:28:18 pbx kernel: [] register_layer+0x190/0x1b6 [mISDN_core]
Jul 1 08:28:18 pbx kernel: [] mISDN_ctrl+0xbe/0x2f8 [mISDN_core]
Jul 1 08:28:18 pbx kernel: [] set_stack+0xe3/0x1d9 [mISDN_core]
Jul 1 08:28:18 pbx kernel: [] mISDNd+0x145/0x270 [mISDN_core]
Jul 1 08:28:18 pbx kernel: [] autoremove_wake_function+0x0/0x3a
Jul 1 08:28:18 pbx kernel: [] ret_from_fork+0x6/0x14
Jul 1 08:28:18 pbx kernel: [] autoremove_wake_function+0x0/0x3a
Jul 1 08:28:18 pbx kernel: [] mISDNd+0x0/0x270 [mISDN_core]
Jul 1 08:28:18 pbx kernel: [] kernel_thread_helper+0x5/0xb
Jul 1 08:28:18 pbx kernel: Code: 59 f9 ff 83 c4 1c 6a 01 8d 46 08 50 e8 a1 1a fd ff 85 ed 59 5b 74 56 ff 4d 6c 0f 88 e1 03 0
0 00 8d 45 5c 8b 50 04 89 06 89 70 04 <89> 32 89 56 04 8b 5d 64 8b 03 0f 18 00 90 8d 45 64 39 c3 74 11
Jul 1 08:28:24 pbx kernel: <7>handle_bmsg: unknown PH_CONTROL info 0
Jul 1 08:28:24 pbx kernel: mISDN dss1 fromup without proc pr=35a80 dinfo(8000a)
Jul 1 08:28:25 pbx kernel: mISDN dss1 fromup without proc pr=35a80 dinfo(110153)

What could to be the problem?
I’ve installed mISDN from Beronet’s site using install-misdn-mqueue
Many thanks!