Messages in this thread |  | | Date | Thu, 22 May 2025 14:24:10 +0200 | | From | Christian Brauner <> | | Subject | Re: [syzbot] [fs?] [efi?] BUG: unable to handle kernel paging request in alloc_fs_context |
| |
On Wed, May 21, 2025 at 07:28:34PM +0200, Ard Biesheuvel wrote: > (cc James, Al, Christian) > > Please see the splat below. > > The NULL dereference is due to get_cred() in alloc_fs_context() > attempting to increment current->cred->usage while current->cred == > NULL, and this is a result of the fact that PM notifier call chain is > called while the task is exiting. > > IIRC, the intent was for commit > > 11092db5b573 efivarfs: fix NULL dereference on resume > > to be replaced at some point with something more robust; might that > address this issue as well?
Yes. It's in the merge queue for v6.16 which kills off all that vfs_kern_mount() stuff.
|  |