Hello: This series was applied to bpf/bpf.git (master) by Alexei Starovoitov <ast@xxxxxxxxxx>: On Wed, 10 Aug 2022 16:05:29 +0800 you wrote: > From: Hou Tao <houtao1@xxxxxxxxxx> > > Hi, > > The patchset constitues three fixes for bpf map iterator: > > (1) patch 1~4: fix user-after-free during reading map iterator fd > It is possible when both the corresponding link fd and map fd are > closed bfore reading the iterator fd. I had squashed these four patches > into one, but it was not friendly for stable backport, so I break these > fixes into four single patches in the end. Patch 7 is its testing patch. > > [...] Here is the summary with links: - [bpf,v2,1/9] bpf: Acquire map uref in .init_seq_private for array map iterator https://git.kernel.org/bpf/bpf/c/f76fa6b33805 - [bpf,v2,2/9] bpf: Acquire map uref in .init_seq_private for hash map iterator https://git.kernel.org/bpf/bpf/c/ef1e93d2eeb5 - [bpf,v2,3/9] bpf: Acquire map uref in .init_seq_private for sock local storage map iterator https://git.kernel.org/bpf/bpf/c/3c5f6e698b5c - [bpf,v2,4/9] bpf: Acquire map uref in .init_seq_private for sock{map,hash} iterator https://git.kernel.org/bpf/bpf/c/f0d2b2716d71 - [bpf,v2,5/9] bpf: Check the validity of max_rdwr_access for sock local storage map iterator https://git.kernel.org/bpf/bpf/c/52bd05eb7c88 - [bpf,v2,6/9] bpf: Only allow sleepable program for resched-able iterator https://git.kernel.org/bpf/bpf/c/d247049f4fd0 - [bpf,v2,7/9] selftests/bpf: Add tests for reading a dangling map iter fd https://git.kernel.org/bpf/bpf/c/5836d81e4b03 - [bpf,v2,8/9] selftests/bpf: Add write tests for sk local storage map iterator https://git.kernel.org/bpf/bpf/c/939a1a946d75 - [bpf,v2,9/9] selftests/bpf: Ensure sleepable program is rejected by hash map iter https://git.kernel.org/bpf/bpf/c/c5c0981fd81d You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html