Hi, I just updated kernel from 3.3.3 to 3.3.4 and now I have some crash during startup but system finally runs fine. [ 10.752208] dcdbas dcdbas: Dell Systems Management Base Driver (version 5.6.0-3.2) [ 10.765239] BUG: unable to handle kernel NULL pointer dereference at 00000001 [ 10.768534] IP: [<c0496248>] strstr+0x28/0x50 [ 10.771649] *pdpt = 00000000318bd001 *pde = 0000000000000000 [ 10.774771] Oops: 0000 [#1] PREEMPT SMP [ 10.777804] Modules linked in: dell_laptop(+) dcdbas iwlwifi wmi coretemp soundcore mac80211 crc32c_intel aesni_intel cryptd ac aes_i586 cfg80211 rfkill iTCO_wdt snd_page_alloc i2c_i801 joydev iTCO_vendor_support microcode battery pcspkr ir_lirc_codec lirc_dev ir_mce_kbd_decoder ir_sanyo_decoder ir_sony_decoder ir_jvc_decoder ir_rc6_decoder ir_rc5_decoder ir_nec_decoder smsdvb dvb_core smsmdtv rc_core pciehp pci_hotplug autofs4 thermal radeon i915 ttm button video drm_kms_helper drm i2c_algo_bit processor thermal_sys [ 10.791992] [ 10.795469] Pid: 522, comm: modprobe Not tainted 3.3.4-1-desktop #1 Dell Inc. Dell System Vostro 3450/0K8WHD [ 10.799172] EIP: 0060:[<c0496248>] EFLAGS: 00010202 CPU: 0 [ 10.802832] EIP is at strstr+0x28/0x50 [ 10.806348] EAX: 00000001 EBX: f7b9ebe9 ECX: 0000000d EDX: 0000000d [ 10.809820] ESI: 00000001 EDI: f7b9ebe9 EBP: 00000000 ESP: f188ff00 [ 10.813290] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 [ 10.816792] Process modprobe (pid: 522, ti=f188e000 task=f6dd6330 task.ti=f188e000) [ 10.820427] Stack: [ 10.824013] 00000000 f7b9ebe0 f7b9ebe0 c06195af 00000002 c022c49e 00000000 f7b9ebe0 [ 10.827793] 00000000 00000000 c0619677 ffffffed 00002e81 f7b0126b 00000000 00000000 [ 10.831624] 00000001 00000001 0013a202 f7b01000 00000000 00000000 f7b9f120 00002e81 [ 10.835484] Call Trace: [ 10.835492] [<c06195af>] dmi_matches+0x3f/0xb0 [ 10.835496] [<c0619677>] dmi_check_system+0x17/0x40 [ 10.835502] [<f7b0126b>] dell_init+0x31/0xdc6 [dell_laptop] [ 10.835512] [<c0201212>] do_one_initcall+0x32/0x170 [ 10.835516] [<c02921d4>] sys_init_module+0xb4/0x210 [ 10.835521] [<c074115d>] syscall_call+0x7/0xb [ 10.835528] [<b767f62e>] 0xb767f62d [ 10.835529] Code: 90 90 90 83 ec 0c b9 ff ff ff ff 89 1c 24 89 d3 89 74 24 04 89 c6 31 c0 89 7c 24 08 89 df f2 ae f7 d1 49 89 ca 89 df 89 f0 89 d1 <f3> a6 74 0a 96 46 80 78 ff 00 75 ee 31 c0 8b 1c 24 8b 74 24 04 [ 10.835547] EIP: [<c0496248>] strstr+0x28/0x50 SS:ESP 0068:f188ff00 [ 10.835552] CR2: 0000000000000001 [ 10.835598] ---[ end trace 1c1169dc25994af4 ]--- -- Pozdrawiam / Best regards, Mariusz Fik openSUSE Community Member GPG: 5FCE 7241 B3B9 32FD 455B C30E 42D6 6C88 9E83 7C3D