syzbot


WARNING in rtnl_dellink
Status: upstream: reported C repro on 2020/08/19 15:04
Reported-by: syzbot+b3b5c64f4880403edd36@syzkaller.appspotmail.com
First crash: 341d, last: 7d22h

Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: WARNING in sysfs_warn_dup (log)
Repro: C syz .config
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 WARNING in rtnl_dellink C error 1 311d 341d 0/1 upstream: reported C repro on 2020/08/17 07:56
linux-4.14 WARNING in rtnl_dellink C error 1 311d 341d 0/1 upstream: reported C repro on 2020/08/17 04:45

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2021/07/16 12:05 upstream d936eb238744 6436ce4b .config log report syz C
ci-upstream-kasan-gce 2021/05/02 14:22 upstream 17ae69aba89d 6436ce4b .config log report syz C
ci-upstream-kasan-gce 2021/04/02 14:01 upstream 1678e493d530 6436ce4b .config log report syz C
ci-upstream-kasan-gce 2021/03/03 00:33 upstream 7a7fd0de4a98 6436ce4b .config log report syz C
ci-upstream-kasan-gce 2020/12/07 15:09 upstream 0477e9288185 6436ce4b .config log report syz C
ci-upstream-kasan-gce 2020/11/07 06:09 upstream 659caaf65dc9 6436ce4b .config log report syz C
ci-upstream-kasan-gce 2020/10/08 00:26 upstream c85fb28b6f99 6436ce4b .config log report syz C
Crashes (21):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2020/08/22 03:39 upstream cd02217a5d81 6436ce4b .config log report syz C
ci-upstream-kasan-gce-root 2020/08/19 11:16 upstream 18445bf405cb e1c29030 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/08/17 22:05 upstream 9123e3a74ec7 424dd8e7 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/17 07:47 upstream 2cc3c4b3c2e9 424dd8e7 .config log report syz C
ci-upstream-net-this-kasan-gce 2020/08/17 00:47 net 4ca0d9ac3fd8 424dd8e7 .config log report syz C
ci-upstream-net-kasan-gce 2020/08/17 11:38 net-next 7fca4dee610d 424dd8e7 .config log report syz C
ci-qemu-upstream 2021/06/16 11:29 upstream 94f0b2d4a1d0 c06f97ad .config log report info WARNING in rtnl_dellink
ci-upstream-net-this-kasan-gce 2021/01/23 20:59 net 853c56b489f3 52e37319 .config log report info WARNING in rtnl_dellink
ci-upstream-net-this-kasan-gce 2021/01/20 15:21 net 9c30ae8398b0 d4f4eca5 .config log report info WARNING in rtnl_dellink
ci-upstream-net-kasan-gce 2021/05/17 22:22 net-next 58fee5fc8365 a343ba6b .config log report info WARNING in rtnl_dellink
ci-upstream-kasan-gce 2020/09/01 12:54 upstream b51594df17d0 d5a3ae1f .config log report
ci-upstream-net-this-kasan-gce 2021/01/09 16:43 net c49243e88982 2c1f2513 .config log report info
ci-upstream-net-this-kasan-gce 2021/01/04 14:24 net 4bfc4714849d 79264ae3 .config log report info
ci-upstream-net-this-kasan-gce 2021/01/04 01:18 net 4bfc4714849d 79264ae3 .config log report info
ci-upstream-net-this-kasan-gce 2021/01/03 22:39 net 4bfc4714849d 79264ae3 .config log report info
ci-upstream-net-this-kasan-gce 2021/01/03 14:05 net 4bfc4714849d 79264ae3 .config log report info
ci-upstream-net-this-kasan-gce 2021/01/03 08:27 net 4bfc4714849d 79264ae3 .config log report info
ci-upstream-net-this-kasan-gce 2020/12/14 14:26 net 7f376f1917d7 97183ed7 .config log report info
ci-upstream-net-this-kasan-gce 2020/12/11 12:50 net d9838b1d3928 ba24ffcd .config log report info
ci-upstream-net-this-kasan-gce 2020/08/16 22:53 net 4ca0d9ac3fd8 424dd8e7 .config log report
ci-upstream-net-kasan-gce 2021/01/15 22:16 net-next 1d9f03c0a15f 65a7a854 .config log report info