syzbot


bluetooth subsystem


List(s): linux-bluetooth@vger.kernel.org
Maintainer(s): luiz.dentz@gmail.com, marcel@holtmann.org
Fixed bugs: 103
Parent subsystem(s): kernel (99)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
WARNING in hci_send_acl (4) bluetooth -1 1 4d12h 12h50m
KASAN: slab-use-after-free Read in skb_dequeue (2) bluetooth actionable 19 1 6d16h 2d14h PATCH [2d09h]
WARNING in hci_conn_drop (4) bluetooth prio:high -1 2 9d06h 6d13h
KASAN: slab-use-after-free Read in l2cap_disconn_ind (3) bluetooth 19 1 11d 8d16h
WARNING in l2cap_send_conn_req bluetooth -1 2 1d20h 15d PATCH [1d10h]
KASAN: slab-use-after-free Read in skb_pull (2) bluetooth prio:normal 19 1 22d 21d PATCH [12d]
WARNING in hci_send_cmd (4) bluetooth -1 3 16d 26d 💬 1 [25d]
KASAN: slab-use-after-free Read in process_one_work (2) bluetooth 19 3 now 29d
WARNING in l2cap_conn_start bluetooth -1 5 4d14h 70d
WARNING in hci_connect_sco bluetooth -1 syz 5 78d 147d 💬 2 [108d]
INFO: task hung in get_signal (2) bluetooth prio:low 1 syz 1 170d 166d
KASAN: slab-use-after-free Write in hci_conn_drop (3) bluetooth 22 C error 1023 49d 169d PATCH [100d]
INFO: trying to register non-static key in l2cap_unregister_user bluetooth -1 13 69d 217d
KASAN: vmalloc-out-of-bounds Read in kcov_remote_start usb bluetooth 17 2168 23m 228d PATCH [16h32m]
KASAN: slab-use-after-free Read in hci_uart_write_work bluetooth 19 syz error error 78 95d 311d 💬 3 [303d]
INFO: task hung in hci_remote_features_evt (2) bluetooth 1 syz error inconclusive 9 235d 380d
possible deadlock in l2cap_conn_del bluetooth 4 syz error error 569 57d 416d
KASAN: wild-memory-access Read in l2cap_connect_cfm bluetooth 19 C error 325 3d10h 430d 💬 1 [19d]
possible deadlock in l2cap_info_timeout bluetooth 4 94 57d 450d
KASAN: slab-use-after-free Read in force_devcd_write bluetooth 19 C 448 259d 512d 💬 4 [269d]
WARNING: held lock freed in bt_accept_dequeue bluetooth 4 31 40d 519d
WARNING in hci_conn_timeout (2) bluetooth prio:low -1 C error 15892 53m 520d
INFO: task hung in hci_cmd_sync_clear (3) bluetooth 1 syz done 107 3h23m 558d
KASAN: slab-use-after-free Read in bt_accept_unlink bluetooth 19 syz 151 1d20h 577d 💬 1 [187d]
KASAN: slab-use-after-free Read in l2cap_sock_new_connection_cb bluetooth 19 syz error 192 2d07h 577d 💬 3 [19d]
KASAN: slab-use-after-free Read in l2cap_sock_ready_cb (2) bluetooth prio:high 19 syz error 88 2d16h 597d 💬 3 [118d]
WARNING: ODEBUG bug in hci_release_dev (2) bluetooth prio:high -1 C error 552 20h04m 666d PATCH [54d]
KASAN: slab-use-after-free Read in l2cap_recv_frame bluetooth 19 C inconclusive inconclusive 140 34d 754d 💬 2 [239d]
WARNING in hci_recv_frame bluetooth -1 C error 252 9h17m 755d 💬 1 [19d]
WARNING in l2cap_chan_send bluetooth prio:high -1 57 37d 768d
WARNING in l2cap_chan_del bluetooth prio:high -1 360 8d08h 795d
general protection fault in lock_sock_nested bluetooth prio:high 19 C done done 4502 6d04h 983d
WARNING in call_timer_fn bluetooth prio:high -1 C unreliable 9150 1h55m 1282d 💬 8 [19d]
general protection fault in l2cap_chan_timeout (3) bluetooth 19 C inconclusive inconclusive 89 12d 1561d
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: null-ptr-deref Write in l2cap_sock_suspend_cb (4) bluetooth 12 4 3d00h 7d06h
general protection fault in l2cap_conn_del (2) bluetooth 2 1 59d 55d
KCSAN: data-race in data_push_tail / number (6) ext4 bluetooth 6 4 15d 77d