syzbot


INFO: rcu detected stall in netlink_sendmsg (4)
Status: upstream: reported on 2020/03/31 17:43
Reported-by: syzbot+0fb70e87d8e0ac278fe9@syzkaller.appspotmail.com
First crash: 65d, last: 27d
similar bugs (4):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream INFO: rcu detected stall in netlink_sendmsg (2) C cause 11 262d 267d 14/17 fixed on 2019/10/09 10:54
linux-4.19 INFO: rcu detected stall in netlink_sendmsg C fix 3 260d 265d 1/1 fixed on 2019/12/10 03:52
upstream INFO: rcu detected stall in netlink_sendmsg (3) C cause 6 112d 166d 16/17 fixed on 2020/02/18 14:31
upstream INFO: rcu detected stall in netlink_sendmsg syz 83 471d 526d 12/17 fixed on 2019/03/06 07:43

Sample crash report:

Crashes (3):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-net-this-kasan-gce 2020/05/06 07:04 net 38212bb3 35b8eb30 .config log report a@unstable.cc, b.a.t.m.a.n@lists.open-mesh.org, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, mareklindner@neomailbox.ch, netdev@vger.kernel.org, sven@narfation.org, sw@simonwunderlich.de
ci-upstream-net-this-kasan-gce 2020/04/17 13:39 net 2fcd8014 18397578 .config log report a@unstable.cc, b.a.t.m.a.n@lists.open-mesh.org, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, mareklindner@neomailbox.ch, netdev@vger.kernel.org, sven@narfation.org, sw@simonwunderlich.de
ci-upstream-bpf-next-kasan-gce 2020/03/29 09:57 bpf-next ae661dec 05736b29 .config log report a@unstable.cc, b.a.t.m.a.n@lists.open-mesh.org, davem@davemloft.net, kuba@kernel.org, linux-kernel@vger.kernel.org, mareklindner@neomailbox.ch, netdev@vger.kernel.org, sven@narfation.org, sw@simonwunderlich.de