syzbot


bluetooth subsystem


List(s): linux-bluetooth@vger.kernel.org
Maintainer(s): luiz.dentz@gmail.com, marcel@holtmann.org
Fixed bugs: 97
Parent subsystem(s): kernel (84)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
memory leak in skb_clone (3) bluetooth batman 3 C 3 13d 37d
WARNING: locking bug in l2cap_unregister_user bluetooth 4 6 14d 50d
WARNING in hci_connect_sco bluetooth -1 syz 3 13d 50d 💬 2 [11d]
KASAN: null-ptr-deref Write in l2cap_sock_suspend_cb (3) bluetooth 12 3 56d 66d
KASAN: slab-use-after-free Write in le_read_features_complete bluetooth 22 C error 496 8d21h 67d PATCH [57d]
INFO: task hung in get_signal (2) bluetooth 1 syz 1 73d 69d
KASAN: slab-use-after-free Write in hci_conn_drop (3) bluetooth 22 C error 955 5h31m 72d PATCH [3d07h]
KASAN: slab-use-after-free Read in skb_pull bluetooth 19 1 81d 77d
memory leak in __hci_cmd_sync_sk bluetooth usb 3 C 1 83d 88d 💬 19 [82d]
linux-next test error: KASAN: slab-use-after-free Read in hci_cmd_work bluetooth -1 4 88d 91d
INFO: trying to register non-static key in l2cap_unregister_user bluetooth -1 12 7d08h 120d
KASAN: vmalloc-out-of-bounds Read in kcov_remote_start bluetooth usb 17 935 6h59m 131d
KASAN: slab-use-after-free Read in l2cap_disconn_ind (2) bluetooth 19 6 97d 132d
stack segment fault in kernfs_rename_ns bluetooth 2 35 25d 208d
KASAN: slab-use-after-free Read in hci_uart_write_work bluetooth 19 syz error 78 12d 214d 💬 3 [206d]
INFO: task hung in hci_conn_failed (4) bluetooth 1 syz 17 70d 247d
INFO: task hung in hci_remote_features_evt (2) bluetooth 1 syz error inconclusive 9 138d 282d
possible deadlock in l2cap_conn_del bluetooth 4 syz error 521 1d00h 319d
KASAN: wild-memory-access Read in l2cap_connect_cfm bluetooth 19 C error 206 1d09h 333d 💬 1 [124d]
possible deadlock in l2cap_info_timeout bluetooth 4 71 4h45m 353d
general protection fault in h5_recv bluetooth 10 C done 3515 6d07h 369d 💬 1 [16d]
KASAN: slab-use-after-free Read in force_devcd_write bluetooth 19 C 448 162d 415d 💬 4 [172d]
WARNING: held lock freed in bt_accept_dequeue bluetooth 4 22 11d 422d
WARNING in hci_conn_timeout (2) bluetooth -1 C error 10632 36m 423d
INFO: task hung in hci_cmd_sync_clear (3) bluetooth 1 syz done 97 4d22h 461d
KASAN: slab-use-after-free Read in l2cap_unregister_user bluetooth 22 C done 45974 19h23m 469d PATCH [99d]
KASAN: slab-use-after-free Read in bt_accept_unlink bluetooth 19 syz 112 2d17h 480d 💬 1 [90d]
KASAN: slab-use-after-free Read in l2cap_sock_new_connection_cb bluetooth 19 syz error 119 4d04h 480d 💬 3 [80d]
KASAN: slab-use-after-free Read in l2cap_sock_ready_cb (2) bluetooth 19 syz error 68 15d 500d 💬 3 [20d]
WARNING: ODEBUG bug in hci_release_dev (2) bluetooth -1 C error 466 20h56m 569d
KASAN: slab-use-after-free Read in l2cap_recv_frame bluetooth 19 C inconclusive inconclusive 140 7d17h 657d 💬 2 [142d]
WARNING in hci_recv_frame bluetooth -1 C error 145 2d00h 658d 💬 1 [270d]
WARNING in l2cap_chan_send bluetooth -1 54 19d 670d
KASAN: slab-use-after-free Read in __hci_req_sync bluetooth 19 C error error 3383 548d 677d 💬 2 [582d]
WARNING in l2cap_chan_del bluetooth -1 343 9d02h 698d
general protection fault in lock_sock_nested bluetooth 19 C done done 4287 1h28m 886d
WARNING in call_timer_fn bluetooth -1 C unreliable 8173 1h33m 1185d 💬 8 [16d]
general protection fault in l2cap_chan_timeout (3) bluetooth 19 C inconclusive inconclusive 78 1d14h 1464d
general protection fault in skb_release_data (2) net bluetooth 22 C done error 703 318d 1983d
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Discussions
KCSAN: data-race in bacpy / memcmp bluetooth 6 1 3d05h 3d05h
general protection fault in hci_abort_conn (2) bluetooth 2 1 13d 9d14h
KCSAN: data-race in data_alloc / data_push_tail (3) bluetooth 6 59 11d 523d