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rseq(2) must be in @default seccomp filter #12127

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crrodriguez opened this issue Mar 28, 2019 · 1 comment
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rseq(2) must be in @default seccomp filter #12127

crrodriguez opened this issue Mar 28, 2019 · 1 comment
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@crrodriguez
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kernel 4.18 adds rseq(2) system call, that will be called at C startup and thread creation time and should therefore be enabled at all times.

see : https://lore.kernel.org/patchwork/patch/1041324/
poettering added a commit to poettering/systemd that referenced this issue Mar 28, 2019
@poettering
seccomp: add rseq() to default list of syscalls to whitelist
19f54aa 
Apparently glibc is going to call this implicitly soon, hence let's
whitelist this by default.

Fixes: systemd#12127
@poettering poettering mentioned this issue Mar 28, 2019
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@poettering
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Fix waiting in #12133

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@crrodriguez @poettering