syzbot


BUG: soft lockup in ieee80211_tasklet_handler
Status: upstream: reported C repro on 2021/02/23 17:55
Reported-by: syzbot+27df43cf7ae73de7d8ee@syzkaller.appspotmail.com
First crash: 285d, last: 155d

Cause bisection: the cause commit could be any of (bisect log):
  6526b12de075 x86/defconfigs: Remove CONFIG_CRYPTO_AES_586 from i386_defconfig
  587af649bcc0 x86/build: Move max-page-size option to LDFLAGS_vmlinux

Fix bisection: failed (bisect log)
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 BUG: soft lockup in ieee80211_tasklet_handler 10 1d19h 223d 0/1 upstream: reported on 2021/03/19 03:24
upstream INFO: rcu detected stall in ieee80211_tasklet_handler C error done 74 32d 312d 0/22 upstream: reported C repro on 2020/12/19 15:14
Patch testing requests:
Created Duration User Patch Repo Result
2021/10/24 09:00 18m phind.uet@gmail.com linux-next OK

Sample crash report:

Crashes (9):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-root 2021/03/02 08:09 upstream 7a7fd0de4a98 183afb6c .config log report syz C BUG: soft lockup in ieee80211_tasklet_handler
ci-upstream-kasan-gce-selinux-root 2021/05/26 05:53 upstream ad9f25d33860 93d3a9f6 .config log report info BUG: soft lockup in ieee80211_tasklet_handler
ci-upstream-kasan-gce-selinux-root 2021/05/17 03:25 upstream d07f6ca923ea f54a5c09 .config log report info BUG: soft lockup in ieee80211_tasklet_handler
ci-upstream-kasan-gce-root 2021/03/02 03:22 upstream 7a7fd0de4a98 183afb6c .config log report info BUG: soft lockup in ieee80211_tasklet_handler
ci-upstream-kasan-gce-root 2021/02/23 17:54 upstream 3b9cdafb5358 fcc6d71b .config log report info BUG: soft lockup in ieee80211_tasklet_handler
ci-upstream-kasan-gce-root 2021/02/10 16:36 upstream e0756cfc7d7c 2bd9619f .config log report info BUG: soft lockup in ieee80211_tasklet_handler
ci-upstream-kasan-gce-root 2021/02/06 21:33 upstream 1e0d27fce010 0655e081 .config log report info BUG: soft lockup in ieee80211_tasklet_handler
ci-upstream-kasan-gce-root 2021/02/02 04:41 upstream 88bb507a74ea e6b95f32 .config log report info BUG: soft lockup in ieee80211_tasklet_handler
ci-upstream-kasan-gce-root 2021/01/16 09:40 upstream 1d94330a437a 65a7a854 .config log report info