syzbot


kernel BUG in __page_mapcount
Status: upstream: reported syz repro on 2021/05/31 00:53
Reported-by: syzbot+1f52b3a18d5633fa7f82@syzkaller.appspotmail.com
First crash: 146d, last: 14h53m

Cause bisection: failed (bisect log)
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream kernel BUG at include/linux/page-flags.h:LINE! 4 946d 1127d 0/22 auto-closed as invalid on 2019/09/14 22:37
Patch testing requests:
Created Duration User Patch Repo Result
2021/06/07 15:13 19m jannh@google.com patch git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 7ac3a1c1 OK

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-smack-root 2021/06/26 08:02 upstream b7050b242430 858ea628 .config log report syz
Crashes (32):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2021/07/29 08:13 upstream 4010a528219e 9a4781d4 .config log report syz kernel BUG in __page_mapcount
ci-upstream-kasan-gce-smack-root 2021/05/27 07:29 upstream 7ac3a1c1ae51 858ea628 .config log report syz kernel BUG in __page_mapcount
ci-upstream-kasan-gce 2021/10/12 16:03 upstream fa5878760579 838e7e2c .config log report info kernel BUG in __page_mapcount
ci-upstream-kasan-gce 2021/10/08 14:00 upstream 1da38549dd64 efe0f24d .config log report info kernel BUG in __page_mapcount
ci-upstream-kasan-gce-root 2021/09/24 13:36 upstream f9e36107ec70 8cac236e .config log report info kernel BUG in __page_mapcount
ci-upstream-kasan-gce-selinux-root 2021/07/29 07:23 upstream 4010a528219e 9a4781d4 .config log report info kernel BUG in __page_mapcount
ci-upstream-kasan-gce-smack-root 2021/05/27 00:37 upstream 7ac3a1c1ae51 858ea628 .config log report info kernel BUG in __page_mapcount
ci-upstream-linux-next-kasan-gce-root 2021/10/19 20:00 linux-next 60e8840126bd 466b7db1 .config log report info kernel BUG in __page_mapcount
ci-upstream-kasan-gce-smack-root 2021/10/01 16:42 upstream 4de593fb965f cc80db95 .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-smack-root 2021/09/26 21:23 upstream 996148ee05d0 78494d16 .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-smack-root 2021/09/20 16:29 upstream e4e737bb5c17 af796c18 .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-smack-root 2021/09/13 12:40 upstream 6880fa6c5660 3ce60af8 .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-smack-root 2021/09/11 03:19 upstream 926de8c4326c 5ae8508a .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-root 2021/09/05 22:27 upstream 0319b848b155 d236a457 .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-root 2021/08/26 19:49 upstream 73f3af7b4611 b318694d .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-root 2021/08/23 10:40 upstream e22ce8eb631b b599f2fc .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-selinux-root 2021/08/23 00:50 upstream 1bdc3d5be7e1 b599f2fc .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-selinux-root 2021/08/23 00:23 upstream 1bdc3d5be7e1 b599f2fc .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-smack-root 2021/08/21 07:22 upstream fa54d366a6e4 b599f2fc .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-selinux-root 2021/08/20 17:37 upstream d992fe5318d8 b599f2fc .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-selinux-root 2021/08/20 17:24 upstream d992fe5318d8 b599f2fc .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-root 2021/08/20 15:29 upstream d992fe5318d8 b599f2fc .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-smack-root 2021/08/20 01:51 upstream f87d64319e6f b599f2fc .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-root 2021/08/19 18:33 upstream d6d09a694205 b599f2fc .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-root 2021/08/19 17:37 upstream d6d09a694205 b599f2fc .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-root 2021/08/18 11:29 upstream 614cb2751d31 a2fe1cb5 .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-root 2021/08/16 22:07 upstream a2824f19e606 33c26cb7 .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-selinux-root 2021/08/15 13:12 upstream 0aa78d17099b 2489ab88 .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-selinux-root 2021/08/12 23:57 upstream f8fbb47c6e86 3fd2ea69 .config log report info kernel BUG in do_read_cache_page
ci-upstream-kasan-gce-selinux-root 2021/08/10 11:20 upstream 9a73fa375d58 6972b106 .config log report info kernel BUG in do_read_cache_page
ci-upstream-linux-next-kasan-gce-root 2021/08/26 19:48 linux-next 88fac11862d3 b318694d .config log report info kernel BUG in do_read_cache_page
ci-upstream-linux-next-kasan-gce-root 2021/07/08 03:14 linux-next ee268dee405b 95793bce .config log report info kernel BUG in do_read_cache_page