Hello All, The ASSERT happens in the following function
/** Internal function to free a pool entry. Caller must have the memory lock held @param Buffer The allocated pool entry to free @param PoolType Pointer to pool type @retval EFI_INVALID_PARAMETER Buffer not valid @retval EFI_SUCCESS Buffer successfully freed. **/ EFI_STATUS CoreFreePoolI ( IN VOID *Buffer, OUT EFI_MEMORY_TYPE *PoolType OPTIONAL ) { . . ASSERT(Buffer != NULL); // // Get the head & tail of the pool entry // Head = CR (Buffer, POOL_HEAD, Data, POOL_HEAD_SIGNATURE); // ASSERT happens here ASSERT(Head != NULL); . . } We are using NetworkPkg: SHA- ef810bc807188224a752ffbcf5e7f4b651291cee I think here I'm unable attach the files. You can find the attached screenshots in the following Bug571 https://bugzilla.tianocore.org/show_bug.cgi?id=571 Thanks, Karunakar -----Original Message----- From: Ye, Ting [mailto:ting...@intel.com] Sent: Wednesday, May 24, 2017 10:29 AM To: Karunakar P; edk2-devel@lists.01.org Subject: RE: Pressing ESC from "PXE windows Boot manager" causes ASSERT Hi Karunakar, Sorry I did not find your attached files. Would you please send them again? Besides that, do you mind telling us which code base are you using for PXE boot? Are you using some revision of EDKII main trunk or UDK release? Thanks, Ting -----Original Message----- From: edk2-devel [mailto:edk2-devel-boun...@lists.01.org] On Behalf Of Karunakar P Sent: Wednesday, May 24, 2017 12:20 PM To: edk2-devel@lists.01.org Subject: [edk2] Pressing ESC from "PXE windows Boot manager" causes ASSERT Hi All, We have facing an issue with PXE boot. [Issue] When ESC is pressed from Windows Boot manager during PXE boot (IPv4 or IPv6) system Hangs with following ASSERT ASSERT [DxeCore] \MdeModulePkg\Core\Dxe\Mem\Pool.c : CR has Bad Signature [Reproduction Steps] 1. Perform UEFI PXEv4 or UEFI PXEv6 boot 2. It will start PXE boot over IPv4/6 and Downloads NBP file successfully. Attached the Screenshot for the same(ScreenShot1.jpg) It will Displays the info like "Press ENTER for network boot service" Attached Screensho(ScreenShot2.jpg) 3. Press ENTER and then press ESC immediately to see the Windows Boot Manager Menu It will list the available Operating Systems Attached the screenshot(ScreenShot3.png) 4. Press ESC to come back to Setup or next Boot option [Result] System hangs with ASSERT [Expected Result] On pressing ESC from Windows Boot Manager, it should come back to setup/Next boot option in boot order Note: We have PXE server configured in Windows Server 2012 R2. Please look into it. Thanks, karunakar _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel