Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 Bluetooth: hci6: command tx timeout Oops: general protection fault, probably for non-canonical address 0xfe001bea7e001fed: 0000 [#1] SMP KASAN NOPTI KASAN: maybe wild-memory-access in range [0xf000ff53f000ff68-0xf000ff53f000ff6f] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:kasan_byte_accessible+0x15/0x30 Code: 00 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 b8 00 00 00 00 00 fc ff df 48 c1 ef 03 48 01 c7 <0f> b6 07 3c 07 0f 96 c0 e9 7e 15 0e 03 66 66 2e 0f 1f 84 00 00 00 RSP: 0018:ffff88806ce08bf0 EFLAGS: 00010086 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff84bddf4b RDI: fe001bea7e001fed RBP: f000ff53f000ff6b R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000020000 R11: 0000000000000001 R12: 0000000000000000 R13: ffffffff84bddf4b R14: 0000000000000000 R15: ffff88803bb26000 FS: 0000000000000000(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055e91b2d5080 CR3: 000000000ec93000 CR4: 0000000000350ef0 Call Trace: __kasan_check_byte+0x14/0x50 lock_acquire+0xec/0x2f0 _raw_spin_lock+0x2b/0x40 __queue_work+0x27d/0x1240 call_timer_fn+0x188/0x590 __run_timers+0x4f6/0xab0 run_timer_softirq+0x117/0x210 handle_softirqs+0x1b1/0x770 __irq_exit_rcu+0xc4/0x100 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:pv_native_safe_halt+0x1e/0x30 Code: 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 eb 0c 0f 1f 44 00 00 0f 00 2d 69 f7 09 00 0f 1f 44 00 00 fb f4 dd 83 02 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 90 90 90 90 RSP: 0018:ffffffff85a07e00 EFLAGS: 00000206 RAX: 000000000015d959 RBX: 0000000000000000 RCX: ffffffff84bb95f7 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff814c8304 RBP: dffffc0000000000 R08: 0000000000000001 R09: ffffed100d9c630a R10: ffff88806ce31853 R11: 0000000000000001 R12: ffffffff8643ac50 R13: 1ffffffff0b40fc7 R14: 0000000000000000 R15: 0000000000000000 default_idle+0xe/0x20 default_idle_call+0x6d/0xb0 do_idle+0x344/0x490 cpu_startup_entry+0x4f/0x60 rest_init+0x164/0x290 start_kernel+0x3f9/0x510 x86_64_start_reservations+0x18/0x30 x86_64_start_kernel+0x109/0x120 common_startup_64+0x13e/0x148 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:kasan_byte_accessible+0x15/0x30 Code: 00 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 48 b8 00 00 00 00 00 fc ff df 48 c1 ef 03 48 01 c7 <0f> b6 07 3c 07 0f 96 c0 e9 7e 15 0e 03 66 66 2e 0f 1f 84 00 00 00 RSP: 0018:ffff88806ce08bf0 EFLAGS: 00010086 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff84bddf4b RDI: fe001bea7e001fed RBP: f000ff53f000ff6b R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000020000 R11: 0000000000000001 R12: 0000000000000000 R13: ffffffff84bddf4b R14: 0000000000000000 R15: ffff88803bb26000 FS: 0000000000000000(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055e91b2d5080 CR3: 000000000ec93000 CR4: 0000000000350ef0 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 0f 1f 00 nopl (%rax) 5: 90 nop 6: 90 nop 7: 90 nop 8: 90 nop 9: 90 nop a: 90 nop b: 90 nop c: 90 nop d: 90 nop e: 90 nop f: 90 nop 10: 90 nop 11: 90 nop 12: 90 nop 13: 90 nop 14: 90 nop 15: 66 0f 1f 00 nopw (%rax) 19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 20: fc ff df 23: 48 c1 ef 03 shr $0x3,%rdi 27: 48 01 c7 add %rax,%rdi * 2a: 0f b6 07 movzbl (%rdi),%eax <-- trapping instruction 2d: 3c 07 cmp $0x7,%al 2f: 0f 96 c0 setbe %al 32: e9 7e 15 0e 03 jmpq 0x30e15b5 37: 66 data16 38: 66 data16 39: 2e cs 3a: 0f .byte 0xf 3b: 1f (bad) 3c: 84 00 test %al,(%rax)