- Fix BPF verifier to force a checkpoint when the program's jump
history becomes too long (Eduard Zingerman)
- Add several fixes to the BPF bits iterator addressing issues
like memory leaks and overflow problems (Hou Tao)
- Fix an out-of-bounds write in trie_get_next_key (Byeonguk Jeong)
- Fix BPF test infra's LIVE_FRAME frame update after a page has
been recycled (Toke Høiland-Jørgensen)
- Fix BPF verifier and undo the 40-bytes extra stack space for
bpf_fastcall patterns due to various bugs (Eduard Zingerman)
- Fix a BPF sockmap race condition which could trigger a NULL
pointer dereference in sock_map_link_update_prog (Cong Wang)
- Fix tcp_bpf_recvmsg_parser to retrieve seq_copied from tcp_sk
under the socket lock (Jiayuan Chen)
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
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Merge tag 'bpf-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf
Pull bpf fixes from Daniel Borkmann:
- Fix BPF verifier to force a checkpoint when the program's jump
history becomes too long (Eduard Zingerman)
- Add several fixes to the BPF bits iterator addressing issues like
memory leaks and overflow problems (Hou Tao)
- Fix an out-of-bounds write in trie_get_next_key (Byeonguk Jeong)
- Fix BPF test infra's LIVE_FRAME frame update after a page has been
recycled (Toke Høiland-Jørgensen)
- Fix BPF verifier and undo the 40-bytes extra stack space for
bpf_fastcall patterns due to various bugs (Eduard Zingerman)
- Fix a BPF sockmap race condition which could trigger a NULL pointer
dereference in sock_map_link_update_prog (Cong Wang)
- Fix tcp_bpf_recvmsg_parser to retrieve seq_copied from tcp_sk under
the socket lock (Jiayuan Chen)
* tag 'bpf-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf:
bpf, test_run: Fix LIVE_FRAME frame update after a page has been recycled
selftests/bpf: Add three test cases for bits_iter
bpf: Use __u64 to save the bits in bits iterator
bpf: Check the validity of nr_words in bpf_iter_bits_new()
bpf: Add bpf_mem_alloc_check_size() helper
bpf: Free dynamically allocated bits in bpf_iter_bits_destroy()
bpf: disallow 40-bytes extra stack for bpf_fastcall patterns
selftests/bpf: Add test for trie_get_next_key()
bpf: Fix out-of-bounds write in trie_get_next_key()
selftests/bpf: Test with a very short loop
bpf: Force checkpoint when jmp history is too long
bpf: fix filed access without lock
sock_map: fix a NULL pointer dereference in sock_map_link_update_prog()
5635f18942