syzbot


WARNING: suspicious RCU usage in ref_tracker_alloc
Status: internal: reported on 2021/12/14 00:51
Reported-by: syzbot+@syzkaller.appspotmail.com
Fix commit: 8b40a9d53d4f ipv6: use GFP_ATOMIC in rt6_probe()
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm32 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte 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-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-qemu2-riscv64 ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386]
First crash: 44d, last: 42d

Sample crash report:

Crashes (17):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-linux-next-kasan-gce-root 2021/12/15 21:30 linux-next ea922272cbe5 572bcb40 .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc
ci-upstream-linux-next-kasan-gce-root 2021/12/15 18:48 linux-next ea922272cbe5 572bcb40 .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc
ci-upstream-linux-next-kasan-gce-root 2021/12/15 18:15 linux-next ea922272cbe5 572bcb40 .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc
ci-upstream-linux-next-kasan-gce-root 2021/12/15 07:43 linux-next ea922272cbe5 f752fb53 .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc
ci-upstream-linux-next-kasan-gce-root 2021/12/15 06:05 linux-next ea922272cbe5 f752fb53 .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc
ci-upstream-linux-next-kasan-gce-root 2021/12/15 04:57 linux-next ea922272cbe5 f752fb53 .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc
ci-upstream-linux-next-kasan-gce-root 2021/12/15 04:11 linux-next ea922272cbe5 f752fb53 .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc
ci-upstream-linux-next-kasan-gce-root 2021/12/14 21:34 linux-next ea922272cbe5 d018dd31 .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc
ci-upstream-linux-next-kasan-gce-root 2021/12/14 19:09 linux-next ea922272cbe5 d018dd31 .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc
ci-upstream-linux-next-kasan-gce-root 2021/12/14 17:50 linux-next ea922272cbe5 d018dd31 .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc
ci-upstream-linux-next-kasan-gce-root 2021/12/14 17:17 linux-next ea922272cbe5 d018dd31 .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc
ci-upstream-linux-next-kasan-gce-root 2021/12/14 17:16 linux-next ea922272cbe5 d018dd31 .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc
ci-upstream-linux-next-kasan-gce-root 2021/12/14 16:47 linux-next ea922272cbe5 d018dd31 .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc
ci-upstream-linux-next-kasan-gce-root 2021/12/14 14:32 linux-next ea922272cbe5 d018dd31 .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc
ci-upstream-linux-next-kasan-gce-root 2021/12/14 09:57 linux-next ea922272cbe5 5d14b1ea .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc
ci-upstream-linux-next-kasan-gce-root 2021/12/14 09:54 linux-next ea922272cbe5 5d14b1ea .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc
ci-upstream-linux-next-kasan-gce-root 2021/12/14 00:50 linux-next ea922272cbe5 5d14b1ea .config log report info WARNING: suspicious RCU usage in ref_tracker_alloc