Виснет комп, куда копать? в syslog вижу:
Nov 26 07:47:45 gbox-162 kernel: [ 7222.370398] BUG: unable to handle kernel NULL pointer dereference at 00000028 Nov 26 07:47:45 gbox-162 kernel: [ 7222.370544] IP: [<c15ac98a>] mutex_lock+0x1a/0x40 Nov 26 07:47:45 gbox-162 kernel: [ 7222.370639] *pdpt = 00000000341c4001 *pde = 0000000000000000 Nov 26 07:47:45 gbox-162 kernel: [ 7222.370747] Oops: 0002 [#1] SMP Nov 26 07:47:45 gbox-162 kernel: [ 7222.370815] Modules linked in: des_generic md4 nls_utf8 cifs iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack n f_defrag_ipv4 iptable_filter ip_tables x_tables autofs4 ext2 snd_hda_codec_realtek pcspkr psmouse serio_raw snd_hda_intel snd_hda_codec i915 mac_hid snd_hwdep snd_pcm snd_timer drm_kms_helper snd soundcore drm snd_page_alloc i2c_algo_bit video lp parport r8169 Nov 26 07:47:45 gbox-162 kernel: [ 7222.371539] Nov 26 07:47:45 gbox-162 kernel: [ 7222.371571] Pid: 20828, comm: cron Tainted: G W 3.2.0-64-generic-pae #97-Ubuntu ICP / iEi E338/E338 Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] EIP: 0060:[<c15ac98a>] EFLAGS: 00010246 CPU: 2 Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] EIP is at mutex_lock+0x1a/0x40 Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] EAX: 00000028 EBX: 00000028 ECX: 00000000 EDX: f463e000 Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] ESI: 00000028 EDI: f4445cc0 EBP: f463fec4 ESP: f463febc Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] Process cron (pid: 20828, ti=f463e000 task=f3b78000 task.ti=f463e000) Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] Stack: Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] f25fa790 00000028 f463fedc c111cf20 00000000 f25fa7e8 f25fa790 b74e0000 Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] f463ff00 c1116dc4 00000000 00000020 b72f0000 f463ff1c f57c8c00 f44fa948 Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] f25fa6e0 f463ff6c c111ccda b74fc000 f463ff5c 00000000 0000013f f25fa790 Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] Call Trace: Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] [<c111cf20>] unlink_file_vma+0x30/0x60 Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] [<c1116dc4>] free_pgtables+0x34/0xe0 Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] [<c111ccda>] unmap_region+0xba/0xe0 Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] [<c12b5d2d>] ? __rb_erase_color+0x15d/0x170 Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] [<c111ca5d>] ? detach_vmas_to_be_unmapped+0x7d/0xc0 Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] [<c111db1e>] do_munmap+0x1ae/0x200 Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] [<c111f260>] sys_munmap+0x40/0x60 Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] [<c15adef4>] syscall_call+0x7/0xb Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] Code: c1 89 42 10 b8 01 00 00 00 5d c3 31 c0 5d c3 66 90 55 89 e5 83 ec 08 89 5d f8 89 75 fc 3e 8d 7 4 26 00 89 c3 e8 78 f5 ff ff 89 d8 <f0> ff 08 79 05 e8 8c 02 00 00 64 a1 4c 4e 93 c1 8b 75 fc 89 43 Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] EIP: [<c15ac98a>] mutex_lock+0x1a/0x40 SS:ESP 0068:f463febc Nov 26 07:47:45 gbox-162 kernel: [ 7222.376030] CR2: 0000000000000028 Nov 26 07:47:45 gbox-162 kernel: [ 7222.518956] ---[ end trace d226b5c056387410 ]---
