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 (101)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KASAN: slab-use-after-free Read in skb_dequeue (2) bluetooth actionable 19 1 5d20h 1d18h PATCH [1d13h]
WARNING in hci_conn_drop (4) bluetooth -1 2 8d10h 5d17h
KASAN: slab-use-after-free Read in l2cap_disconn_ind (3) bluetooth 19 1 11d 7d21h
WARNING in l2cap_send_conn_req bluetooth -1 2 1d00h 14d PATCH [15h10m]
KASAN: slab-use-after-free Read in skb_pull (2) bluetooth prio:normal 19 1 21d 20d PATCH [11d]
WARNING in hci_send_cmd (4) bluetooth -1 3 15d 25d 💬 1 [24d]
KASAN: slab-use-after-free Read in process_one_work (2) bluetooth 19 2 3d13h 28d
WARNING in l2cap_conn_start bluetooth -1 5 3d19h 70d
WARNING in hci_connect_sco bluetooth -1 syz 5 77d 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 48d 168d PATCH [99d]
INFO: trying to register non-static key in l2cap_unregister_user bluetooth -1 13 68d 216d
KASAN: vmalloc-out-of-bounds Read in kcov_remote_start usb bluetooth 17 2147 57m 228d PATCH [5d22h]
KASAN: slab-use-after-free Read in hci_uart_write_work bluetooth 19 syz error error 78 95d 310d 💬 3 [303d]
INFO: task hung in hci_remote_features_evt (2) bluetooth 1 syz error inconclusive 9 234d 379d
possible deadlock in l2cap_conn_del bluetooth 4 syz error error 569 56d 415d
KASAN: wild-memory-access Read in l2cap_connect_cfm bluetooth 19 C error 325 2d14h 429d 💬 1 [18d]
possible deadlock in l2cap_info_timeout bluetooth 4 94 56d 449d
KASAN: slab-use-after-free Read in force_devcd_write bluetooth 19 C 448 258d 512d 💬 4 [268d]
WARNING: held lock freed in bt_accept_dequeue bluetooth 4 31 39d 518d
WARNING in hci_conn_timeout (2) bluetooth -1 C error 15826 now 519d
INFO: task hung in hci_cmd_sync_clear (3) bluetooth 1 syz done 105 2d00h 557d
KASAN: slab-use-after-free Read in bt_accept_unlink bluetooth 19 syz 151 1d00h 576d 💬 1 [187d]
KASAN: slab-use-after-free Read in l2cap_sock_new_connection_cb bluetooth 19 syz error 192 1d12h 576d 💬 3 [18d]
KASAN: slab-use-after-free Read in l2cap_sock_ready_cb (2) bluetooth prio:high 19 syz error 88 1d20h 596d 💬 3 [117d]
WARNING: ODEBUG bug in hci_release_dev (2) bluetooth prio:high -1 C error 552 30m 665d PATCH [53d]
KASAN: slab-use-after-free Read in l2cap_recv_frame bluetooth 19 C inconclusive inconclusive 140 33d 753d 💬 2 [238d]
WARNING in hci_recv_frame bluetooth -1 C error 250 1d07h 754d 💬 1 [18d]
WARNING in l2cap_chan_send bluetooth prio:high -1 57 36d 767d
WARNING in l2cap_chan_del bluetooth prio:high -1 360 7d12h 794d
general protection fault in lock_sock_nested bluetooth prio:high 19 C done done 4502 5d08h 982d
WARNING in call_timer_fn bluetooth prio:high -1 C unreliable 9130 1h54m 1281d 💬 8 [18d]
general protection fault in l2cap_chan_timeout (3) bluetooth 19 C inconclusive inconclusive 89 11d 1560d
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 2d05h 6d10h
general protection fault in l2cap_conn_del (2) bluetooth 2 1 58d 54d
KCSAN: data-race in data_push_tail / number (6) ext4 bluetooth 6 4 14d 77d