if enabled built-in extension "Opera Ad Blocker", can't open any page, after disabled it, works normally.
this only happened in recent two updates, before that works fine.

if enabled built-in extension "Opera Ad Blocker", can't open any page, after disabled it, works normally.
this only happened in recent two updates, before that works fine.

when the laptop awaked from sleep mode, sometimes suddenly Blue Screen of Death, the mini dump file looks like this:

Microsoft (R) Windows Debugger Version 6.12.0002.633 X86
Copyright (c) Microsoft Corporation. All rights reserved.

Loading Dump File [C:\Windows\Minidump\040718-9266-01.dmp]
Mini Kernel Dump File: Only registers and stack trace are available

Symbol search path is: SRVc:\symbolshttp://msdl.microsoft.com/download/symbols
Executable search path is:
Windows 7 Kernel Version 7601 (Service Pack 1) MP (4 procs) Free x64
Product: WinNt, suite: TerminalServer SingleUserTS
Built by: 7601.24059.amd64fre.win7sp1_ldr_escrow.180308-1637
Machine Name:
Kernel base = 0xfffff80003a16000 PsLoadedModuleList = 0xfffff80003c55c90
Debug session time: Sat Apr 7 23:02:37.810 2018 (UTC + 8:00)
System Uptime: 0 days 6:25:59.813
Loading Kernel Symbols
...............................................................
................................................................
................................................................
......
Loading User Symbols
Loading unloaded module list
..................

---

•                                                                         *
  

•                    Bugcheck Analysis                                    *
  

•                                                                         *
  

---

Use !analyze -v to get detailed debugging information.

BugCheck 1A, {41201, fffff68000134090, 7f480606477ab947, fffffa8017c8b330}

Probably caused by : memory_corruption ( nt!MiGetPageProtection+279 )

Followup: MachineOwner

2: kd> !analyze -v

---

•                                                                         *
  

•                    Bugcheck Analysis                                    *
  

•                                                                         *
  

---

MEMORY_MANAGEMENT (1a)
# Any other values for parameter 1 must be individually examined.
Arguments:
Arg1: 0000000000041201, The subtype of the bugcheck.
Arg2: fffff68000134090
Arg3: 7f480606477ab947
Arg4: fffffa8017c8b330

Debugging Details:

BUGCHECK_STR: 0x1a_41201

CUSTOMER_CRASH_COUNT: 1

DEFAULT_BUCKET_ID: VISTA_DRIVER_FAULT

PROCESS_NAME: opera.exe

CURRENT_IRQL: 0

LAST_CONTROL_TRANSFER: from fffff80003a5fb99 to fffff80003abb3a0

STACK_TEXT:
fffff88006fe1858 fffff80003a5fb99 : 000000000000001a 0000000000041201 fffff68000134090 7f480606477ab947 : nt!KeBugCheckEx
fffff88006fe1860 fffff80003a5f5eb : 7f480606477ab947 00700001774a1867 fffffa8017c8b330 0000000000000000 : nt!MiGetPageProtection+0x279
fffff88006fe18b0 fffff80003a5f16a : fffffa8016a84060 fffff88006fe1b60 fffffa801678db00 fffff88006fe1980 : nt!MiQueryAddressState+0x3cb
fffff88006fe1910 fffff80003cf47e2 : 0000000000000004 0000000026813000 fffffa8017c8b330 00020bea00000000 : nt!MiQueryAddressSpan+0xba
fffff88006fe1980 fffff80003acb283 : 0000000000000354 fffffa8016a84060 fffff88006fe1a88 0000000002bece88 : nt!NtQueryVirtualMemory+0x382
fffff88006fe1a70 0000000077359ada : 0000000000000000 0000000000000000 0000000000000000 0000000000000000 : nt!KiSystemServiceCopyEnd+0x13
0000000002bece68 0000000000000000 : 0000000000000000 0000000000000000 0000000000000000 0000000000000000 : 0x77359ada

STACK_COMMAND: kb

FOLLOWUP_IP:
nt!MiGetPageProtection+279
fffff800`03a5fb99 cc int 3

SYMBOL_STACK_INDEX: 1

SYMBOL_NAME: nt!MiGetPageProtection+279

FOLLOWUP_NAME: MachineOwner

MODULE_NAME: nt

DEBUG_FLR_IMAGE_TIMESTAMP: 5aa1f203

IMAGE_NAME: memory_corruption

FAILURE_BUCKET_ID: X64_0x1a_41201_nt!MiGetPageProtection+279

BUCKET_ID: X64_0x1a_41201_nt!MiGetPageProtection+279

Followup: MachineOwner