This bug is marked as fixed by commit: net: core: netlink: add helper refcount dec and lock function net: sched: add helper function to take reference to Qdisc net: sched: extend Qdisc with rcu net: sched: rename qdisc_destroy() to qdisc_put() net: sched: use Qdisc rcu API instead of relying on rtnl lock
But I can't find it in the tested trees[1] for more than 90 days. Is it a correct commit? Please update it by replying:
#syz fix: exact-commit-title
Until then the bug is still considered open and new crashes with the same signature are ignored.
Kernel: Linux 4.19 Dashboard link: https://syzkaller.appspot.com/bug?extid=5f229e48cccc804062c0
--- [1] I expect the commit to be present in:
1. linux-4.19.y branch of git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git