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Chai172
Rising Newcomer
2 days ago

Repeated kernel crash/reboot caused by eaanticheat.sys - confirmed via WinDbg

Battlefield 6 is repeatedly causing my PC to black-screen and hard-reboot during gameplay, with no crash-to-desktop and no visible BSOD text. I've analyzed all three crash dumps in WinDbg and confirmed the fault originates inside eaanticheat.sys, at the same exact offset every time.

**Summary of crashes:**

1st crash - Bugcheck 0xA (IRQL_NOT_LESS_OR_EQUAL), main menu after ~1 hour of play

2nd crash - Bugcheck 0xA (IRQL_NOT_LESS_OR_EQUAL), main menu after ~1 hour of play

3rd crash - Bugcheck 0x1E (KMODE_EXCEPTION_NOT_HANDLED), ~10 minutes into a match

All three share the identical symbol/offset and failure hash:

```

SYMBOL_NAME: eaanticheat+4b480f3

MODULE_NAME: eaanticheat

IMAGE_NAME: eaanticheat.sys

FAILURE_BUCKET_ID: AV_eaanticheat!unknown_function

Failure.Hash: {d544cf09-4735-e698-77c3-5df5924e5448}

PROCESS_NAME: bf6.exe

```

 

**Troubleshooting already completed (no change in outcome):**

- SFC /scannow - found and repaired corrupt files, re-ran clean afterward

- DISM /RestoreHealth - completed successfully

- Ran the EasyAntiCheat repair tool from the game's install folder

- Confirmed Secure Boot is enabled

- Enabled Virtualization-Based Security / Memory Integrity (had to first remove an unrelated incompatible legacy driver to allow this)

- Rolled back my NVIDIA driver from 610.88 (the version originally installed when crashes started) to 610.74, hoping it was driver-related - crash persisted identically, ruling out this specific GPU driver version as the cause

- Windows fully up to date

Despite all of the above, the crash recurs at the same driver offset every session.

 

**System specs:**

- OS: Windows 11 (build 26100)

- CPU: Intel Core i7-13700K

- GPU: NVIDIA GeForce RTX 4080 Super, driver version 610.74

- RAM: Corsair Vengeance DDR5 (2x16GB), 6000 MHz

 

**Attached:**

- BF6_crash_dumps.zip (contains all three .dmp files: 080226-8921-01.dmp, 080226-9546-01.dmp, 080226-14765-01.dmp)

 

Happy to provide any further logs or run additional diagnostics if it helps get this resolved. This appears to match other reports of the same `eaanticheat+4b480f3` crash signature on this forum - please escalate to the anti-cheat engineering team if possible.

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