lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Wed, 5 Oct 2022 05:44:22 +0000 From: Hau <hau@...ltek.com> To: Heiner Kallweit <hkallweit1@...il.com> CC: "netdev@...r.kernel.org" <netdev@...r.kernel.org>, nic_swsd <nic_swsd@...ltek.com>, "kuba@...nel.org" <kuba@...nel.org>, "grundler@...omium.org" <grundler@...omium.org> Subject: RE: [PATCH net] r8169: fix rtl8125b dmar pte write access not set error > On 04.10.2022 10:10, Chunhao Lin wrote: > > When close device, rx will be enabled if wol is enabeld. When open > > device it will cause rx to dma to wrong address after pci_set_master(). > > > Hi Hau, > > I never experienced this problem. Is it an edge case that can occur under > specific circumstances? > This issue is happen on google chromebook with IOMMU enabled. Because rx is enabled when wol is enabled, so I think there is a chance that the packet receive in device close will be dma to invalid memory address when device is open. ------Please consider the environment before printing this e-mail.
Powered by blists - more mailing lists