Switched to a new branch '20260121082550.2389249-1-mmyangfl@gmail.com' Applying: xen/netfront: Use u64_stats_t with u64_stats_sync properly error: sha1 information is lacking or useless (drivers/net/xen-netfront.c). error: could not build fake ancestor hint: Use 'git am --show-current-patch=diff' to see the failed patch hint: When you have resolved this problem, run "git am --continue". hint: If you prefer to skip this patch, run "git am --skip" instead. hint: To restore the original branch and stop patching, run "git am --abort". hint: Disable this message with "git config set advice.mergeConflict false" Patch failed at 0001 xen/netfront: Use u64_stats_t with u64_stats_sync properly