On Thu, Sep 25, 2025 at 12:07:04PM +0000, Ankit Soni wrote: > > + > > + cfg.common.hw_max_vasz_lg2 = > > + max(64, (amd_iommu_hpt_level - 1) * 9 + 21);
> s/max/min > with 6 level page table max will be 66 and i am seeing boot failure with > this. Please refer below fail log. Oops, I added this when rebasing, thanks. Just to be clear the max/min fixes the oops? > [ 5.458439] BUG: kernel NULL pointer dereference, address: 0000000000000030 > [ 5.459338] #PF: supervisor read access in kernel mode > [ 5.459338] #PF: error_code(0x0000) - not-present page > [ 5.459338] PGD 0 > [ 5.459338] Oops: Oops: 0000 [#1] SMP NOPTI > [ 5.459338] CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.17.0-rc3+ > #83 PREEMPT(voluntary) > [ 5.459338] Hardware name: AMD Corporation RUBY/RUBY, BIOS RRR100DB > 08/09/2024 > [ 5.459338] RIP: 0010:sysfs_add_link_to_group+0x16/0x60 Really weird the above triggers oops here??? I updated the github Thanks! Jason
