rtw_8822cu 5-1:0.102: Direct firmware load for rtw88/rtw8822c_wow_fw.bin failed with error -2 Oops: general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN PTI KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] CPU: 0 UID: 0 PID: 4919 Comm: kworker/0:3 Not tainted 6.11.0-rc7-syzkaller-00152-g68d4209158f4 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: events request_firmware_work_func RIP: 0010:rtw_load_firmware_cb+0x81d/0x9f0 drivers/net/wireless/realtek/rtw88/main.c:1767 Code: 45 7c fd 83 8b 8c 00 00 00 01 e9 9b fa ff ff e8 f9 0b 26 fd 49 8d 7c 24 08 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 91 01 00 00 49 8b 7c 24 08 48 c7 c6 00 65 8f 87 RSP: 0018:ffffc9000c44fbe8 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: ffff88812b618bb8 RCX: 1ffffffff1f4f57a RDX: 0000000000000001 RSI: ffffffff842e8797 RDI: 0000000000000008 RBP: 0000000000000000 R08: 0000000000000001 R09: fffffbfff1f4a3e8 R10: ffffffff8fa51f47 R11: 0000000000000000 R12: 0000000000000000 R13: ffff88812c895d58 R14: ffffffff842e7f90 R15: ffff888100094000 FS: 0000000000000000(0000) GS:ffff8881f5800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3425826d58 CR3: 000000011a9d6000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: request_firmware_work_func+0x13a/0x250 drivers/base/firmware_loader/main.c:1167 process_one_work+0x9c5/0x1b40 kernel/workqueue.c:3231 process_scheduled_works kernel/workqueue.c:3312 [inline] worker_thread+0x6c8/0xed0 kernel/workqueue.c:3389 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:rtw_load_firmware_cb+0x81d/0x9f0 drivers/net/wireless/realtek/rtw88/main.c:1767 Code: 45 7c fd 83 8b 8c 00 00 00 01 e9 9b fa ff ff e8 f9 0b 26 fd 49 8d 7c 24 08 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 91 01 00 00 49 8b 7c 24 08 48 c7 c6 00 65 8f 87 RSP: 0018:ffffc9000c44fbe8 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: ffff88812b618bb8 RCX: 1ffffffff1f4f57a RDX: 0000000000000001 RSI: ffffffff842e8797 RDI: 0000000000000008 RBP: 0000000000000000 R08: 0000000000000001 R09: fffffbfff1f4a3e8 R10: ffffffff8fa51f47 R11: 0000000000000000 R12: 0000000000000000 R13: ffff88812c895d58 R14: ffffffff842e7f90 R15: ffff888100094000 FS: 0000000000000000(0000) GS:ffff8881f5800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3425826d58 CR3: 000000011a9d6000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 45 7c fd rex.RB jl 0x0 3: 83 8b 8c 00 00 00 01 orl $0x1,0x8c(%rbx) a: e9 9b fa ff ff jmp 0xfffffaaa f: e8 f9 0b 26 fd call 0xfd260c0d 14: 49 8d 7c 24 08 lea 0x8(%r12),%rdi 19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 20: fc ff df 23: 48 89 fa mov %rdi,%rdx 26: 48 c1 ea 03 shr $0x3,%rdx * 2a: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction 2e: 0f 85 91 01 00 00 jne 0x1c5 34: 49 8b 7c 24 08 mov 0x8(%r12),%rdi 39: 48 c7 c6 00 65 8f 87 mov $0xffffffff878f6500,%rsi