Oops: general protection fault, probably for non-canonical address 0xdffffc0000000003: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000018-0x000000000000001f]
CPU: 0 UID: 0 PID: 6463 Comm: syz.0.309 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:i915_pci_probe+0x58/0x470
Code: 7b 18 4c 89 f8 48 c1 e8 03 42 80 3c 30 00 74 08 4c 89 ff e8 ca db 8d fc 4d 8b 3f 49 8d 5f 1c 4d 8d 6f 23 49 89 dc 49 c1 ec 03 <43> 0f b6 04 34 84 c0 0f 85 be 02 00 00 4c 89 e8 48 c1 e8 03 42 0f
RSP: 0018:ffffc9002101f910 EFLAGS: 00010207
RAX: 1ffffffff18e09eb RBX: 000000000000001c RCX: 0000000000080000
RDX: ffffc9000f5e9000 RSI: 0000000000000918 RDI: 0000000000000919
RBP: ffff8881062d2000 R08: ffffffff917a287f R09: 1ffffffff22f450f
R10: dffffc0000000000 R11: ffffffff85aa7480 R12: 0000000000000003
R13: 0000000000000023 R14: dffffc0000000000 R15: 0000000000000000
FS:  00007f368a07e6c0(0000) GS:ffff88818c4d4000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1cb75ef158 CR3: 000000016daee000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 pci_device_probe+0x48e/0xd10
 really_probe+0x254/0xae0
 __driver_probe_device+0x1e8/0x360
 device_driver_attach+0xe0/0x1d0
 bind_store+0x1d0/0x220
 kernfs_fop_write_iter+0x3a4/0x540
 vfs_write+0x612/0xba0
 ksys_write+0x150/0x270
 do_syscall_64+0x166/0x520
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f368919e1d9
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:00007f368a07e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f3689426090 RCX: 00007f368919e1d9
RDX: 000000000000000d RSI: 0000200000000900 RDI: 0000000000000007
RBP: 00007f3689235888 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f3689426128 R14: 00007f3689426090 R15: 00007ffc7a2b8a68
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:i915_pci_probe+0x58/0x470
Code: 7b 18 4c 89 f8 48 c1 e8 03 42 80 3c 30 00 74 08 4c 89 ff e8 ca db 8d fc 4d 8b 3f 49 8d 5f 1c 4d 8d 6f 23 49 89 dc 49 c1 ec 03 <43> 0f b6 04 34 84 c0 0f 85 be 02 00 00 4c 89 e8 48 c1 e8 03 42 0f
RSP: 0018:ffffc9002101f910 EFLAGS: 00010207
RAX: 1ffffffff18e09eb RBX: 000000000000001c RCX: 0000000000080000
RDX: ffffc9000f5e9000 RSI: 0000000000000918 RDI: 0000000000000919
RBP: ffff8881062d2000 R08: ffffffff917a287f R09: 1ffffffff22f450f
R10: dffffc0000000000 R11: ffffffff85aa7480 R12: 0000000000000003
R13: 0000000000000023 R14: dffffc0000000000 R15: 0000000000000000
FS:  00007f368a07e6c0(0000) GS:ffff88818c4d4000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1cb82b0ff8 CR3: 000000016daee000 CR4: 00000000000006f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
