ps_seccomp_violation SIGSYS SYS_SECCOMP for statx #348
Description
arm with glibc 2.35, libseccomp 2.5.3, dhcpcd 10.0.8
dhcpcd -U after successful lease
ps_seccomp_violation: unexpected syscall 397 (arch=0x40000028)
read(3, "reason=ROUTERADVERT\0interface=et"..., 382) = 382
statx(1, "", AT_STATX_SYNC_AS_STAT|AT_NO_AUTOMOUNT|AT_EMPTY_PATH, STATX_BASIC_STATS, {stx_mask=0, stx_attributes=STATX_ATTR_APPEND|STATX_ATTR_NODUMP|STATX_ATTR_ENCRYPTED|STATX_ATTR_AUTOMOUNT|STATX_ATTR_VERITY|0x1b6c30000, stx_mode=0176137, stx_size=3066496609, ...}) = 1
--- SIGSYS {si_signo=SIGSYS, si_code=SYS_SECCOMP, si_call_addr=0xb6c61ae6, si_syscall=__NR_statx, si_arch=AUDIT_ARCH_ARM} ---
write(2, "ps_seccomp_violation: unexpected"..., 63ps_seccomp_violation: unexpected syscall 397 (arch=0x40000028)
) = 63
exit_group(1) = ?
+++ exited with 1 +++
Adding statx to SECCOMP_ALLOW in privsep-linux resolves the issue, I'll upload a patch.