program: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:00.0/driver_override\x00', 0x1, 0x0) write(r0, &(0x7f0000000100)='i915\x00', 0x5) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./sys/bus/pci/drivers/i915/bind\x00', 0x1, 0x0) write(r1, &(0x7f0000000180)='0000:00:00.0\x00', 0xd) [ 115.850636][ T5332] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000003: 0000 [#1] SMP KASAN NOPTI [ 115.854743][ T5332] KASAN: null-ptr-deref in range [0x0000000000000018-0x000000000000001f] [ 115.857411][ T5332] CPU: 0 UID: 0 PID: 5332 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 115.860287][ T5332] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 115.863689][ T5332] RIP: 0010:i915_pci_probe+0x58/0x470 [ 115.865617][ T5332] Code: 7b 18 4c 89 f8 48 c1 e8 03 42 80 3c 30 00 74 08 4c 89 ff e8 da fe 96 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 [ 115.873031][ T5332] RSP: 0018:ffffc9000e117970 EFLAGS: 00010207 [ 115.875413][ T5332] RAX: 1ffffffff189d1cb RBX: 000000000000001c RCX: 0000000000100000 [ 115.878490][ T5332] RDX: ffffc9000f0b2000 RSI: 0000000000000bf9 RDI: 0000000000000bfa [ 115.881455][ T5332] RBP: ffff88801d266000 R08: ffffffff9057c237 R09: 1ffffffff20af846 [ 115.885078][ T5332] R10: dffffc0000000000 R11: ffffffff859f5640 R12: 0000000000000003 [ 115.888250][ T5332] R13: 0000000000000023 R14: dffffc0000000000 R15: 0000000000000000 [ 115.891367][ T5332] FS: 00007f8a4b4906c0(0000) GS:ffff88808c540000(0000) knlGS:0000000000000000 [ 115.895769][ T5332] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.900813][ T5332] CR2: 00007f8a4a81bb30 CR3: 000000001d33a000 CR4: 0000000000352ef0 [ 115.904060][ T5332] Call Trace: [ 115.905440][ T5332] [ 115.906703][ T5332] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 115.909068][ T5332] pci_device_probe+0x431/0xc90 [ 115.911080][ T5332] ? up_write+0x19f/0x4a0 [ 115.912853][ T5332] ? __pfx_pci_device_probe+0x10/0x10 [ 115.914971][ T5332] ? kernfs_put+0x7b9/0x820 [ 115.916796][ T5332] ? kernfs_create_link+0x187/0x200 [ 115.918853][ T5332] ? sysfs_do_create_link_sd+0xe0/0x110 [ 115.920949][ T5332] ? driver_sysfs_add+0x1fe/0x210 [ 115.922861][ T5332] ? __pfx_pci_device_probe+0x10/0x10 [ 115.924918][ T5332] really_probe+0x254/0xae0 [ 115.926742][ T5332] __driver_probe_device+0x1e8/0x360 [ 115.928794][ T5332] device_driver_attach+0xe0/0x1d0 [ 115.930804][ T5332] bind_store+0x1d0/0x220 [ 115.932511][ T5332] ? __pfx_sysfs_kf_write+0x10/0x10 [ 115.934554][ T5332] kernfs_fop_write_iter+0x3a4/0x540 [ 115.936617][ T5332] vfs_write+0x612/0xba0 [ 115.938283][ T5332] ? __pfx_vfs_write+0x10/0x10 [ 115.940114][ T5332] ? __fget_files+0x2a/0x420 [ 115.941869][ T5332] ksys_write+0x150/0x270 [ 115.943576][ T5332] ? __pfx_ksys_write+0x10/0x10 [ 115.945473][ T5332] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 115.947755][ T5332] do_syscall_64+0x174/0x580 [ 115.949523][ T5332] ? trace_irq_disable+0x3b/0x140 [ 115.951505][ T5332] ? clear_bhb_loop+0x40/0x90 [ 115.953308][ T5332] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 115.955566][ T5332] RIP: 0033:0x7f8a4a59e019 [ 115.957304][ T5332] 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 [ 115.964461][ T5332] RSP: 002b:00007f8a4b48ffe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 115.967610][ T5332] RAX: ffffffffffffffda RBX: 00007f8a4a825fa0 RCX: 00007f8a4a59e019 [ 115.970617][ T5332] RDX: 000000000000000d RSI: 0000200000000180 RDI: 0000000000000004 [ 115.973533][ T5332] RBP: 00007f8a4a63500c R08: 0000000000000000 R09: 0000000000000000 [ 115.976384][ T5332] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 115.979213][ T5332] R13: 00007f8a4a826038 R14: 00007f8a4a825fa0 R15: 00007ffe80b91ea8 [ 115.982061][ T5332] [ 115.983215][ T5332] Modules linked in: [ 115.985068][ T5332] ---[ end trace 0000000000000000 ]--- [ 115.987481][ T5332] RIP: 0010:i915_pci_probe+0x58/0x470 [ 115.989657][ T5332] Code: 7b 18 4c 89 f8 48 c1 e8 03 42 80 3c 30 00 74 08 4c 89 ff e8 da fe 96 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 [ 115.997105][ T5332] RSP: 0018:ffffc9000e117970 EFLAGS: 00010207 [ 115.999557][ T5332] RAX: 1ffffffff189d1cb RBX: 000000000000001c RCX: 0000000000100000 [ 116.002734][ T5332] RDX: ffffc9000f0b2000 RSI: 0000000000000bf9 RDI: 0000000000000bfa [ 116.005802][ T5332] RBP: ffff88801d266000 R08: ffffffff9057c237 R09: 1ffffffff20af846 [ 116.008871][ T5332] R10: dffffc0000000000 R11: ffffffff859f5640 R12: 0000000000000003 [ 116.011994][ T5332] R13: 0000000000000023 R14: dffffc0000000000 R15: 0000000000000000 [ 116.015058][ T5332] FS: 00007f8a4b4906c0(0000) GS:ffff88808c540000(0000) knlGS:0000000000000000 [ 116.018507][ T5332] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.021111][ T5332] CR2: 00007f8a4a81bb30 CR3: 000000001d33a000 CR4: 0000000000352ef0 [ 116.024129][ T5332] Kernel panic - not syncing: Fatal exception [ 116.026936][ T5332] Kernel Offset: disabled [ 116.028665][ T5332] Rebooting in 86400 seconds..