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Commit 31b2a9d7 authored by Paul Lawrence's avatar Paul Lawrence
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Allow __NR_pipe for 32-bit processes 

Used by 32-bit debuggers

Bug: 34716063
Test: Make sure a Chrome crash produces a valid stack trace in logcat
Change-Id: Ie42f035da7f19ace403eb2111524f02c0bbfd0d5
parent 1cb8d9df

init/seccomp.cpp

+3 −0
Original line number Diff line number Diff line
@@ -213,6 +213,9 @@ bool set_seccomp_filter() { 
    // Needed for kernel to restart syscalls

    AllowSyscall(f, 0);  // __NR_restart_syscall



    // Needed for debugging 32-bit Chrome

    AllowSyscall(f, 42); // __NR_pipe



    // arm32-on-arm64 only filter - autogenerated from bionic syscall usage

    for (size_t i = 0; i < arm_filter_size; ++i)

        f.push_back(arm_filter[i]);