Re: [Cluster-devel] [PATCH] dlm: Split memcpy() of struct dlm_message flexible array

2022-09-23 Thread Gustavo A. R. Silva
On Fri, Sep 23, 2022 at 08:52:26PM -0700, Kees Cook wrote: > To work around a misbehavior of the compiler's ability to see into > composite flexible array structs (as detailed in the coming memcpy() > hardening series[1]), split the memcpy() of the header and the payload > so no false positive run-

[Cluster-devel] [PATCH] dlm: Split memcpy() of struct dlm_message flexible array

2022-09-23 Thread Kees Cook
To work around a misbehavior of the compiler's ability to see into composite flexible array structs (as detailed in the coming memcpy() hardening series[1]), split the memcpy() of the header and the payload so no false positive run-time overflow warning will be generated. [1] https://lore.kernel.

[Cluster-devel] [syzbot] kernel BUG in gfs2_glock_nq (2)

2022-09-23 Thread syzbot
Hello, syzbot found the following issue on: HEAD commit:e47eb90a0a9a Add linux-next specific files for 20220901 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=1622f1d888 kernel config: https://syzkaller.appspot.com/x/.config?x=7933882276523081 dashbo