syzbot


possible deadlock in ktime_get_coarse_ts64
Status: upstream: reported on 2021/11/04 16:18
Reported-by: syzbot+43fd005b5a1b4d10781e@syzkaller.appspotmail.com
Fix commit: 5e0bc3082e2e bpf: Forbid bpf_ktime_get_coarse_ns and bpf_timer_* in tracing progs
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-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-bpf-next-kasan-gce ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386]
First crash: 28d, last: 28d

Sample crash report:

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2021/11/03 13:04 upstream dcd68326d29b 17f3edd2 .config log report info possible deadlock in ktime_get_coarse_ts64