Oops: general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] SMP KASAN PTI KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] CPU: 0 UID: 0 PID: 5796 Comm: syz.0.9 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:wcove_typec_probe+0xd5/0x570 drivers/usb/typec/tcpm/wcove.c:621 Code: 27 00 74 13 49 8d be 88 00 00 00 e8 a5 24 48 fa 49 8d 86 88 00 00 00 48 89 6c 24 18 48 89 28 49 83 c5 08 4c 89 e8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ef e8 8c 23 48 fa 49 8b 6d 00 4d 8d ae RSP: 0018:ffffc9000454faa8 EFLAGS: 00010202 RAX: 0000000000000001 RBX: ffff88801d7c9000 RCX: 0000000000000001 RDX: ffffffff9af9c840 RSI: ffffffff8cd82280 RDI: ffff88802aadb498 RBP: ffff88801d7c9010 R08: 0000000000000004 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed100555b691 R12: dffffc0000000000 R13: 0000000000000008 R14: ffff88802aadb438 R15: 1ffff1100555b698 FS: 00007fbeecbe56c0(0000) GS:ffff8881248ab000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fbeecbe4ff8 CR3: 0000000078620000 CR4: 00000000003526f0 Call Trace: platform_probe+0xf9/0x190 drivers/base/platform.c:1507 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x254/0xae0 drivers/base/dd.c:706 __driver_probe_device+0x1e8/0x360 drivers/base/dd.c:868 device_driver_attach+0xe0/0x1d0 drivers/base/dd.c:1203 bind_store+0x1d0/0x220 drivers/base/bus.c:267 kernfs_fop_write_iter+0x3a4/0x540 fs/kernfs/file.c:345 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x612/0xba0 fs/read_write.c:687 ksys_write+0x150/0x270 fs/read_write.c:739 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fbeebd9e0d9 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fbeecbe5028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007fbeec025fa0 RCX: 00007fbeebd9e0d9 RDX: 0000000000000007 RSI: 0000200000000400 RDI: 0000000000000003 RBP: 00007fbeebe35024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fbeec026038 R14: 00007fbeec025fa0 R15: 00007ffc31e13e08 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:wcove_typec_probe+0xd5/0x570 drivers/usb/typec/tcpm/wcove.c:621 Code: 27 00 74 13 49 8d be 88 00 00 00 e8 a5 24 48 fa 49 8d 86 88 00 00 00 48 89 6c 24 18 48 89 28 49 83 c5 08 4c 89 e8 48 c1 e8 03 <42> 80 3c 20 00 74 08 4c 89 ef e8 8c 23 48 fa 49 8b 6d 00 4d 8d ae RSP: 0018:ffffc9000454faa8 EFLAGS: 00010202 RAX: 0000000000000001 RBX: ffff88801d7c9000 RCX: 0000000000000001 RDX: ffffffff9af9c840 RSI: ffffffff8cd82280 RDI: ffff88802aadb498 RBP: ffff88801d7c9010 R08: 0000000000000004 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed100555b691 R12: dffffc0000000000 R13: 0000000000000008 R14: ffff88802aadb438 R15: 1ffff1100555b698 FS: 00007fbeecbe56c0(0000) GS:ffff8881249ab000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa3a1ea3ff8 CR3: 0000000078620000 CR4: 00000000003526f0 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 00 74 13 49 add %dh,0x49(%rbx,%rdx,1) 4: 8d be 88 00 00 00 lea 0x88(%rsi),%edi a: e8 a5 24 48 fa call 0xfa4824b4 f: 49 8d 86 88 00 00 00 lea 0x88(%r14),%rax 16: 48 89 6c 24 18 mov %rbp,0x18(%rsp) 1b: 48 89 28 mov %rbp,(%rax) 1e: 49 83 c5 08 add $0x8,%r13 22: 4c 89 e8 mov %r13,%rax 25: 48 c1 e8 03 shr $0x3,%rax * 29: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1) <-- trapping instruction 2e: 74 08 je 0x38 30: 4c 89 ef mov %r13,%rdi 33: e8 8c 23 48 fa call 0xfa4823c4 38: 49 8b 6d 00 mov 0x0(%r13),%rbp 3c: 4d rex.WRB 3d: 8d .byte 0x8d 3e: ae scas %es:(%rdi),%al