Date: Wed, 8 May 2019 18:21:14 +0200 From: Michael Tuexen <tuexen@fh-muenster.de> To: "Andrey V. Elsukov" <bu7cher@yandex.ru> Cc: freebsd-current <freebsd-current@FreeBSD.org> Subject: Re: random_sources_feed: rs_read for hardware device 'Intel Secure Key RNG' returned no entropy. Message-ID: <DC29F07C-AF92-4E03-9C64-5C3FB69A5360@fh-muenster.de> In-Reply-To: <2c1eceb4-08a5-b633-2ce2-c711610db1cb@yandex.ru> References: <2c1eceb4-08a5-b633-2ce2-c711610db1cb@yandex.ru>
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--Apple-Mail=_6ED712DC-8B53-4412-ABA4-749437A9B996 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii > On 8. May 2019, at 18:13, Andrey V. Elsukov <bu7cher@yandex.ru> wrote: >=20 > Hi, >=20 > today I updated one of my test machines and discovered that message = from > the subject periodically printed in the console. Fixed in https://svnweb.freebsd.org/changeset/base/347329 Best regards Michael >=20 > FreeBSD 13.0-CURRENT r347327=3D4f47587(svn_head) GENERIC-NODEBUG amd64 > FreeBSD clang version 8.0.0 (tags/RELEASE_800/final 356365) (based on > LLVM 8.0.0) > VT(vga): resolution 640x480 > CPU: Intel(R) Xeon(R) CPU E5-2660 v4@ 2.00GHz (2000.04-MHz K8-class = CPU) > ... > real memory =3D 68719476736 (65536 MB) > avail memory =3D 66722340864 (63631 MB) > Event timer "LAPIC" quality 600 > ACPI APIC Table: <SUPERM SMCI--MB> > FreeBSD/SMP: Multiprocessor System Detected: 28 CPUs > FreeBSD/SMP: 2 package(s) x 14 core(s) > ... >=20 > % grep -c random /var/run/dmesg.boot > 606 >=20 > % grep random /var/run/dmesg.boot | head -10 > __stack_chk_init: WARNING: Initializing stack protection with = non-random > cookies! > random: entropy device external interface > random: registering fast source Intel Secure Key RNG > random: fast provider: "Intel Secure Key RNG" > arc4random: WARNING: initial seeding bypassed the cryptographic random > device because it was not yet seeded and the knob > 'bypass_before_seeding' was enabled. > random_sources_feed: rs_read for hardware device 'Intel Secure Key = RNG' > returned no entropy. > random_sources_feed: rs_read for hardware device 'Intel Secure Key = RNG' > returned no entropy. > random_sources_feed: rs_read for hardware device 'Intel Secure Key = RNG' > returned no entropy. > random_sources_feed: rs_read for hardware device 'Intel Secure Key = RNG' > returned no entropy. > random_sources_feed: rs_read for hardware device 'Intel Secure Key = RNG' > returned no entropy. >=20 > % sysctl -a | grep -v random_sources_feed | grep rand > kern.fallback_elf_brand: -1 > device random > device rdrand_rng > kern.randompid: 0 > kern.elf32.fallback_brand: -1 > kern.elf64.fallback_brand: -1 > kern.random.fortuna.minpoolsize: 64 > kern.random.harvest.mask_symbolic: > = PURE_RDRAND,[UMA],[FS_ATIME],SWI,INTERRUPT,NET_NG,[NET_ETHER],NET_TUN,MOUS= E,KEYBOARD,ATTACH,CACHED > kern.random.harvest.mask_bin: 000000010000000111011111 > kern.random.harvest.mask: 66015 > kern.random.use_chacha20_cipher: 0 > kern.random.block_seeded_status: 0 > kern.random.random_sources: 'Intel Secure Key RNG' > kern.random.initial_seeding.disable_bypass_warnings: 0 > kern.random.initial_seeding.arc4random_bypassed_before_seeding: 1 > kern.random.initial_seeding.read_random_bypassed_before_seeding: 0 > kern.random.initial_seeding.bypass_before_seeding: 1 > net.inet.ip.portrange.randomtime: 45 > net.inet.ip.portrange.randomcps: 10 > net.inet.ip.portrange.randomized: 1 > net.inet.ip.random_id_total: 0 > net.inet.ip.random_id_collisions: 0 > net.inet.ip.random_id_period: 0 > net.inet.ip.random_id: 0 > net.key.int_random: 60 > debug.fail_point.status_fill_kinfo_vnode__random_path: off > debug.fail_point.fill_kinfo_vnode__random_path: off > debug.fail_point.status_random_fortuna_pre_read: off > debug.fail_point.random_fortuna_pre_read: off > security.stack_protect.permit_nonrandom_cookies: 1 >=20 > --=20 > WBR, Andrey V. 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