Merge tag 'bpf-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf

Pull bpf fixes from Alexei Starovoitov:

 - Fix how linked registers track zero extension of subregisters (Daniel
   Borkmann)

 - Fix unsound scalar fork for OR instructions (Daniel Wade)

 - Fix exception exit lock check for subprogs (Ihor Solodrai)

 - Fix undefined behavior in interpreter for SDIV/SMOD instructions
   (Jenny Guanni Qu)

 - Release module's BTF when module is unloaded (Kumar Kartikeya
   Dwivedi)

 - Fix constant blinding for PROBE_MEM32 instructions (Sachin Kumar)

 - Reset register ID for END instructions to prevent incorrect value
   tracking (Yazhou Tang)

* tag 'bpf-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf:
  selftests/bpf: Add a test cases for sync_linked_regs regarding zext propagation
  bpf: Fix sync_linked_regs regarding BPF_ADD_CONST32 zext propagation
  selftests/bpf: Add tests for maybe_fork_scalars() OR vs AND handling
  bpf: Fix unsound scalar forking in maybe_fork_scalars() for BPF_OR
  selftests/bpf: Add tests for sdiv32/smod32 with INT_MIN dividend
  bpf: Fix undefined behavior in interpreter sdiv/smod for INT_MIN
  selftests/bpf: Add tests for bpf_throw lock leak from subprogs
  bpf: Fix exception exit lock checking for subprogs
  bpf: Release module BTF IDR before module unload
  selftests/bpf: Fix pkg-config call on static builds
  bpf: Fix constant blinding for PROBE_MEM32 stores
  selftests/bpf: Add test for BPF_END register ID reset
  bpf: Reset register ID for BPF_END value tracking