Bug#906276: chrony: System startup is blocked for minutes long

2018-08-19 Thread Vincent Blut
Hey Paul, On Sun, Aug 19, 2018 at 08:07:37AM +0200, Paul Gevers wrote: Hi Vincent, On 18-08-18 17:49, Vincent Blut wrote: Linux 4.16 fixed CVE-2018-1108 by making the getrandom system call (without GRND_NONBLOCK) block if insufficient entropy is available. This causes applications to hang.

Bug#906276: chrony: System startup is blocked for minutes long

2018-08-19 Thread Paul Gevers
Hi Vincent, On 18-08-18 17:49, Vincent Blut wrote: >> Linux 4.16 fixed CVE-2018-1108 by making the getrandom system call >> (without GRND_NONBLOCK) block if insufficient entropy is available. This >> causes applications to hang. >> >> Maybe this is the reason. > > Absolutely Paul, this is the

Bug#906276: chrony: System startup is blocked for minutes long

2018-08-18 Thread Vincent Blut
Control: tags -1 pending Hello, On Fri, Aug 17, 2018 at 08:03:41PM +0200, Paul Gevers wrote: Hi Vincent, On 16-08-18 16:52, Vincent Blut wrote: I was aware of this issue but I refrained from backporting 7c5bd948bb7e (util: fall back to reading /dev/urandom when getrandom() blocks) as like

Bug#906276: chrony: System startup is blocked for minutes long

2018-08-17 Thread Gustavo Serra Scalet
On 16/08/2018 11:52, Vincent Blut wrote: However your bug report clearly shows that this problem has to be taken seriously. I’ll work on this on the weekend, hope that’s ok? Of course, no problems. Thanks! -- Gustavo Serra Scalet

Bug#906276: chrony: System startup is blocked for minutes long

2018-08-17 Thread Paul Gevers
Hi Vincent, On 16-08-18 16:52, Vincent Blut wrote: > I was aware of this issue but I refrained from backporting 7c5bd948bb7e > (util: fall back to reading /dev/urandom when getrandom() blocks) as > like you said, nobody sent me a bug report, neither publicly nor > privately, about this issue.

Bug#906276: chrony: System startup is blocked for minutes long

2018-08-16 Thread Vincent Blut
Hi Gustavo, On Thu, Aug 16, 2018 at 01:09:39PM +, Gustavo Scalet wrote: Package: chrony Version: 3.3-2 Severity: important Tags: patch Dear Maintainer, When trying out buster using fai-cloud-image scripts on Google cloud I noticed that system took around 180 seconds to boot rather than 15

Bug#906276: chrony: System startup is blocked for minutes long

2018-08-16 Thread Gustavo Scalet
Package: chrony Version: 3.3-2 Severity: important Tags: patch Dear Maintainer, When trying out buster using fai-cloud-image scripts on Google cloud I noticed that system took around 180 seconds to boot rather than 15 seconds (stretch). After investigating, I detected it was a lack of entropy