Messages in this thread | | | Date | Mon, 11 Oct 2021 11:52:59 +0200 | From | Andrea Righi <> | Subject | Re: BUG: soft lockup in __kmalloc_node() with KFENCE enabled |
| |
On Mon, Oct 11, 2021 at 11:23:32AM +0200, Andrea Righi wrote: ... > > You seem to use the default 20s stall timeout. FWIW syzbot uses 160 > > secs timeout for TCG emulation to avoid false positive warnings: > > https://github.com/google/syzkaller/blob/838e7e2cd9228583ca33c49a39aea4d863d3e36d/dashboard/config/linux/upstream-arm64-kasan.config#L509 > > There are a number of other timeouts raised as well, some as high as > > 420 seconds. > > I see, I'll try with these settings and see if I can still hit the soft > lockup messages.
Still getting soft lockup messages even with the new timeout settings:
[ 462.663766] watchdog: BUG: soft lockup - CPU#2 stuck for 430s! [systemd-udevd:168] [ 462.755758] watchdog: BUG: soft lockup - CPU#3 stuck for 430s! [systemd-udevd:171] [ 924.663765] watchdog: BUG: soft lockup - CPU#2 stuck for 861s! [systemd-udevd:168] [ 924.755767] watchdog: BUG: soft lockup - CPU#3 stuck for 861s! [systemd-udevd:171]
-Andrea
| |