Re: [PATCH net] net/hsr: fix possible crash in add_timer()

2019-03-07 Thread David Miller
From: Eric Dumazet Date: Thu, 7 Mar 2019 09:36:33 -0800 > syzbot found another add_timer() issue, this time in net/hsr [1] > > Let's use mod_timer() which is safe. ... > Fixes: f421436a591d ("net/hsr: Add support for the High-availability Seamless > Redundancy protocol (HSRv0)") > Signed-off-

[PATCH net] net/hsr: fix possible crash in add_timer()

2019-03-07 Thread Eric Dumazet
syzbot found another add_timer() issue, this time in net/hsr [1] Let's use mod_timer() which is safe. [1] kernel BUG at kernel/time/timer.c:1136! invalid opcode: [#1] PREEMPT SMP KASAN CPU: 0 PID: 15909 Comm: syz-executor.3 Not tainted 5.0.0+ #97 Hardware name: Google Google Compute Engine/G