[upstream] BUG: unable to handle kernel NULL pointer dereference in blk_mq_map_swqueue
Status: upstream: reported C repro on 2018/09/26 20:44
Commits: blk-mq: fallback to previous nr_hw_queues when updating fails
Patched on: [ci-upstream-linux-next-kasan-gce-root], missing on: [ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-leak ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-kmsan-gce ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce]
First: 24d, last: 2d19h

Sample crash report:

All crashes (8):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-selinux-root 2018/09/25 05:45 upstream 02214bfc 0e7547d7 .config log report syz C,,
ci-upstream-kasan-gce-smack-root 2018/10/16 21:28 upstream b955a910 1ba7fd7e .config log report,,
ci-upstream-kasan-gce-selinux-root 2018/10/07 03:46 upstream c1d84a1b 8b311eaf .config log report,,
ci-upstream-kasan-gce-smack-root 2018/10/03 06:38 upstream 1d2ba7fe 0f3e0261 .config log report,,
ci-upstream-kasan-gce-root 2018/10/03 06:36 upstream 1d2ba7fe 0f3e0261 .config log report,,
ci-upstream-kasan-gce-selinux-root 2018/10/01 18:59 upstream 17b57b18 48a50c6b .config log report,,
ci-upstream-kasan-gce-selinux-root 2018/09/30 20:57 upstream 17b57b18 41e4b329 .config log report,,
ci-upstream-kasan-gce-selinux-root 2018/09/25 05:03 upstream 02214bfc 0e7547d7 .config log report,,