Oops: general protection fault, probably for non-canonical address 0xdffffc0000eb2980: 0000 [#1] SMP KASAN NOPTI KASAN: probably user-memory-access in range [0x0000000007594c00-0x0000000007594c07] CPU: 1 UID: 0 PID: 21471 Comm: kworker/u11:0 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 Workqueue: hci5 hci_conn_timeout RIP: 0010:__queue_work+0x202/0x1240 Code: 48 8b 6d 00 e8 4f 9e 79 03 31 ff 41 89 c5 89 c6 e8 93 f3 31 00 45 85 ed 0f 85 e1 05 00 00 e8 55 f8 31 00 48 89 e8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 a0 0e 00 00 4c 8b 75 00 48 89 df 4c 89 34 24 RSP: 0018:ffff88803cc77ae8 EFLAGS: 00010012 RAX: 0000000000eb2980 RBX: ffff88800d288618 RCX: ffffffff8141f51d RDX: ffff88800a4bb700 RSI: ffffffff8141ef2b RDI: 0000000000000005 RBP: 0000000007594c00 R08: 0000000000000001 R09: fffffbfff0f11ef4 R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000001 R14: 0000000000000001 R15: ffff88803cb37800 FS: 0000000000000000(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055a05f100618 CR3: 0000000037522000 CR4: 0000000000350ef0 Call Trace: queue_work_on+0xd0/0xe0 hci_cmd_sync_submit+0x21f/0x2d0 hci_cmd_sync_run+0x91/0xe0 hci_cmd_sync_run_once+0x63/0x70 hci_abort_conn+0x14e/0x250 hci_conn_timeout+0x10d/0x130 process_one_work+0x8e1/0x19c0 worker_thread+0x67e/0xe90 kthread+0x3c8/0x740 ret_from_fork+0x34b/0x430 ret_from_fork_asm+0x1a/0x30 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__queue_work+0x202/0x1240 Code: 48 8b 6d 00 e8 4f 9e 79 03 31 ff 41 89 c5 89 c6 e8 93 f3 31 00 45 85 ed 0f 85 e1 05 00 00 e8 55 f8 31 00 48 89 e8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 a0 0e 00 00 4c 8b 75 00 48 89 df 4c 89 34 24 RSP: 0018:ffff88803cc77ae8 EFLAGS: 00010012 RAX: 0000000000eb2980 RBX: ffff88800d288618 RCX: ffffffff8141f51d RDX: ffff88800a4bb700 RSI: ffffffff8141ef2b RDI: 0000000000000005 RBP: 0000000007594c00 R08: 0000000000000001 R09: fffffbfff0f11ef4 R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000001 R14: 0000000000000001 R15: ffff88803cb37800 FS: 0000000000000000(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055a05f100618 CR3: 0000000037522000 CR4: 0000000000350ef0 note: kworker/u11:0[21471] exited with irqs disabled BUG: sleeping function called from invalid context at ./include/linux/percpu-rwsem.h:51 in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 21471, name: kworker/u11:0 preempt_count: 0, expected: 0 RCU nest depth: 1, expected: 0 INFO: lockdep is turned off. CPU: 1 UID: 0 PID: 21471 Comm: kworker/u11:0 Tainted: G D W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Workqueue: hci5 hci_conn_timeout Call Trace: dump_stack_lvl+0xfa/0x120 __might_resched+0x2f3/0x510 exit_signals+0x25/0x940 do_exit+0x2db/0x2970 make_task_dead+0x174/0x3b0 rewind_stack_and_make_dead+0x16/0x20 RIP: 0000:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 ---------------- Code disassembly (best guess): 0: 48 8b 6d 00 mov 0x0(%rbp),%rbp 4: e8 4f 9e 79 03 callq 0x3799e58 9: 31 ff xor %edi,%edi b: 41 89 c5 mov %eax,%r13d e: 89 c6 mov %eax,%esi 10: e8 93 f3 31 00 callq 0x31f3a8 15: 45 85 ed test %r13d,%r13d 18: 0f 85 e1 05 00 00 jne 0x5ff 1e: e8 55 f8 31 00 callq 0x31f878 23: 48 89 e8 mov %rbp,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1) <-- trapping instruction 2f: 0f 85 a0 0e 00 00 jne 0xed5 35: 4c 8b 75 00 mov 0x0(%rbp),%r14 39: 48 89 df mov %rbx,%rdi 3c: 4c 89 34 24 mov %r14,(%rsp)