------------[ cut here ]------------ WARNING: CPU: 1 PID: 48 at net/bluetooth/hci_conn.c:670 hci_conn_timeout+0x210/0x3f4 net/bluetooth/hci_conn.c:670 Modules linked in: CPU: 1 PID: 48 Comm: kworker/u5:0 Not tainted 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023 Workqueue: hci0 hci_conn_timeout pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : hci_conn_timeout+0x210/0x3f4 net/bluetooth/hci_conn.c:670 lr : hci_conn_timeout+0x210/0x3f4 net/bluetooth/hci_conn.c:670 sp : ffff800092df7b20 x29: ffff800092df7b30 x28: ffff0000d2b73000 x27: ffff0000c2ce4618 x26: ffff0000c7ef6270 x25: 1fffe0001859c8c3 x24: dfff800000000000 x23: ffff0000c2d30000 x22: dfff800000000000 x21: 00000000ffffffff x20: ffff0000c7ef6000 x19: ffff0000c7ef6270 x18: ffff800092df7840 x17: ffff80008deed000 x16: ffff80008050b28c x15: 000000000000d150 x14: 000000007be29ed1 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c2a6b780 x7 : 0000000000000000 x6 : 0000000000000000 x5 : ffff80009130d698 x4 : 0000000000000008 x3 : ffff8000895e3134 x2 : 0000000000000000 x1 : 00000000ffffffff x0 : 0000000000000000 Call trace: hci_conn_timeout+0x210/0x3f4 net/bluetooth/hci_conn.c:670 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 worker_thread+0x8e0/0xfe8 kernel/workqueue.c:2552 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 1030104 hardirqs last enabled at (1030103): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] hardirqs last enabled at (1030103): [] _raw_spin_unlock_irq+0x30/0x80 kernel/locking/spinlock.c:202 hardirqs last disabled at (1030104): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (1028870): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (1028870): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (1028859): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]---