syzbot


WARNING: refcount bug in nfc_llcp_local_put
Status: upstream: reported syz repro on 2021/03/29 15:53
Reported-by: syzbot+0aabbccfb4ec7b744ffd@syzkaller.appspotmail.com
First crash: 120d, last: 74d

Cause bisection: introduced by (bisect log) :
commit 997acaf6b4b59c6a9c259740312a69ea549cc684
Author: Mark Rutland <mark.rutland@arm.com>
Date: Mon Jan 11 15:37:07 2021 +0000

  lockdep: report broken irq restoration

Crash: WARNING in kvm_wait (log)
Repro: syz .config

Fix bisection: fixed by (bisect log) [merge commit]:
commit 55bc1af3d9115d669570aa633e5428d6e2302e8f
Author: Jakub Kicinski <kuba@kernel.org>
Date: Fri May 7 23:10:12 2021 +0000

  Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf


Sample crash report:

Crashes (539):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2021/05/08 09:13 upstream d2b6f8a17919 bc5434be .config log report syz WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-this-kasan-gce 2021/03/28 02:00 net 75887e881b19 a8529b82 .config log report syz WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-this-kasan-gce 2021/03/26 13:19 net 75887e881b19 6a383ecf .config log report syz WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-kasan-gce-root 2021/05/05 00:26 upstream d2b6f8a17919 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-kasan-gce-selinux-root 2021/05/04 13:56 upstream d2b6f8a17919 09efdd63 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-kasan-gce-selinux-root 2021/05/04 12:53 upstream d2b6f8a17919 09efdd63 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-kasan-gce-selinux-root 2021/05/04 04:02 upstream d2b6f8a17919 ad61f371 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-kasan-gce-smack-root 2021/05/03 09:09 upstream d2b6f8a17919 77e2b668 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-qemu-upstream 2021/04/13 10:29 upstream 89698becf06d bfeda1b1 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-qemu-upstream-386 2021/04/22 05:45 upstream 16fc44d6387e 2bc8999a .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-this-kasan-gce 2021/05/07 19:03 net bbd6f0a94813 f6da8120 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-this-kasan-gce 2021/05/07 10:52 net bbd6f0a94813 f6da8120 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-this-kasan-gce 2021/05/07 10:09 net bbd6f0a94813 f6da8120 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-this-kasan-gce 2021/05/06 17:34 net bbd6f0a94813 06585184 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-this-kasan-gce 2021/05/06 16:18 net bbd6f0a94813 06585184 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-this-kasan-gce 2021/05/06 12:48 net bbd6f0a94813 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-this-kasan-gce 2021/05/06 10:46 net bbd6f0a94813 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-this-kasan-gce 2021/05/06 01:40 net bbd6f0a94813 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-this-kasan-gce 2021/05/04 19:48 net bbd6f0a94813 09efdd63 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-this-kasan-gce 2021/05/04 06:55 net bbd6f0a94813 09efdd63 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-this-kasan-gce 2021/05/04 01:01 net bbd6f0a94813 ad61f371 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-this-kasan-gce 2021/05/03 18:31 net bbd6f0a94813 ad61f371 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-this-kasan-gce 2021/05/03 16:49 net bbd6f0a94813 ad61f371 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-this-kasan-gce 2021/03/26 07:16 net 75887e881b19 6a383ecf .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/08 23:17 net-next 95aafe911db6 bc5434be .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/08 22:07 net-next 95aafe911db6 bc5434be .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/08 18:48 net-next 95aafe911db6 bc5434be .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/08 17:32 net-next 95aafe911db6 bc5434be .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/08 14:40 net-next 95aafe911db6 bc5434be .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/08 11:56 net-next 95aafe911db6 bc5434be .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/07 23:36 net-next 95aafe911db6 bc5434be .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/07 13:17 net-next 95aafe911db6 f6da8120 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/07 08:25 net-next 95aafe911db6 06585184 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/07 07:05 net-next 95aafe911db6 06585184 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/07 04:35 net-next 95aafe911db6 06585184 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/07 00:47 net-next 95aafe911db6 06585184 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/06 20:52 net-next 95aafe911db6 06585184 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/06 19:40 net-next 95aafe911db6 06585184 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/06 10:57 net-next 95aafe911db6 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/06 02:45 net-next 95aafe911db6 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/06 00:36 net-next 95aafe911db6 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/05 23:02 net-next 95aafe911db6 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/05 21:22 net-next 95aafe911db6 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/05 20:08 net-next 95aafe911db6 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/05 18:30 net-next 95aafe911db6 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/05 15:15 net-next 95aafe911db6 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/05 12:40 net-next 95aafe911db6 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/05 09:36 net-next 95aafe911db6 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/05 07:25 net-next 95aafe911db6 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/04 22:22 net-next 95aafe911db6 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-net-kasan-gce 2021/05/04 04:00 net-next 95aafe911db6 ad61f371 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-upstream-linux-next-kasan-gce-root 2021/04/07 16:54 linux-next 5103a5be098c 6a81331a .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-qemu2-riscv64 2021/05/10 15:06 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 18a3c5f7abfd ca873091 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-qemu2-riscv64 2021/05/10 08:11 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 18a3c5f7abfd bc5434be .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-qemu2-riscv64 2021/05/08 05:45 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 18a3c5f7abfd bc5434be .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-qemu2-riscv64 2021/05/07 14:32 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 18a3c5f7abfd f6da8120 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-qemu2-riscv64 2021/05/06 23:35 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 18a3c5f7abfd 06585184 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-qemu2-riscv64 2021/05/04 21:02 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 18a3c5f7abfd 06c27ff5 .config log report info WARNING: refcount bug in nfc_llcp_local_put
ci-qemu2-riscv64 2021/05/04 09:38 git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes 18a3c5f7abfd 09efdd63 .config log report info WARNING: refcount bug in nfc_llcp_local_put