syzbot


KCSAN: data-race in __inet_hash_connect / inet_send_prepare (4)
Status: internal: reported on 2021/06/10 14:00
Reported-by: syzbot+@syzkaller.appspotmail.com
Fix commit: dcd01eeac144 inet: annotate data race in inet_send_prepare() and inet_dgram_connect()
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 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-kmsan-gce-386 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-arm32]
First crash: 104d, last: 48d
similar bugs (3):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KCSAN: data-race in __inet_hash_connect / inet_send_prepare 2 571d 607d 0/22 auto-closed as invalid on 2020/03/17 07:16
upstream KCSAN: data-race in __inet_hash_connect / inet_send_prepare (2) 1 296d 296d 0/22 auto-closed as invalid on 2020/11/12 23:57
upstream KCSAN: data-race in __inet_hash_connect / inet_send_prepare (3) 3 210d 226d 0/22 auto-closed as invalid on 2021/02/06 14:09

Sample crash report:

Crashes (7):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-upstream-kcsan-gce 2021/06/13 16:35 upstream 8ecfa36cd4db 1ba81399 .config log report info KCSAN: data-race in __inet_hash_connect / inet_send_prepare
ci2-upstream-kcsan-gce 2021/06/09 14:36 upstream 368094df48e6 84fe5d96 .config log report info KCSAN: data-race in __inet_hash_connect / inet_send_prepare
ci2-upstream-kcsan-gce 2021/06/07 17:09 upstream 614124bea77e e59537be .config log report info KCSAN: data-race in __inet_hash_connect / inet_send_prepare
ci2-upstream-kcsan-gce 2021/05/26 03:42 upstream a050a6d2b7e8 93d3a9f6 .config log report info KCSAN: data-race in __inet_hash_connect / inet_send_prepare
ci2-upstream-kcsan-gce 2021/04/21 05:39 upstream 1fe5501ba1ab c0ced557 .config log report info KCSAN: data-race in __inet_hash_connect / inet_send_prepare
ci2-upstream-kcsan-gce 2021/04/20 00:35 upstream 7af08140979a 4285c989 .config log report info KCSAN: data-race in __inet_hash_connect / inet_send_prepare
ci2-upstream-kcsan-gce 2021/04/18 23:53 upstream bf05bf16c76b 7e2b734b .config log report info KCSAN: data-race in __inet_hash_connect / inet_send_prepare