program: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:03.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000000180)='0000:00:03.0\x00', 0xd) r1 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:03.0/driver_override\x00', 0x2, 0x0) write(r1, &(0x7f0000000100)='thunderbolt\x00', 0xc) r2 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./sys/bus/pci/drivers/thunderbolt/bind\x00', 0x1, 0x0) write(r2, &(0x7f0000000180)='0000:00:03.0\x00', 0xd) nanosleep(&(0x7f0000000300)={0x1}, 0x0) [ 115.887120][ T5333] BUG: unable to handle page fault for address: 00000000000556e0 [ 115.890348][ T5333] #PF: supervisor read access in kernel mode [ 115.892860][ T5333] #PF: error_code(0x0000) - not-present page [ 115.895350][ T5333] PGD 0 P4D 0 [ 115.896815][ T5333] Oops: Oops: 0000 [#1] SMP KASAN NOPTI [ 115.899156][ T5333] CPU: 0 UID: 0 PID: 5333 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 115.902951][ T5333] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 115.907166][ T5333] RIP: 0010:ioread32+0x1c/0x80 [ 115.909294][ T5333] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 53 48 89 fb e8 e2 b5 e7 fc 48 81 fb 00 00 04 00 72 09 e8 d4 b5 e7 fc <8b> 03 eb 55 48 81 fb 01 00 01 00 72 0a e8 c2 b5 e7 fc 89 da ed eb [ 115.917092][ T5333] RSP: 0018:ffffc9000fa7f850 EFLAGS: 00010283 [ 115.919606][ T5333] RAX: ffffffff84df6cec RBX: 00000000000556e0 RCX: 0000000000100000 [ 115.922886][ T5333] RDX: ffffc90020001000 RSI: 0000000000016922 RDI: 0000000000016923 [ 115.926109][ T5333] RBP: 1ffff11003f8cb10 R08: ffffffff9057c237 R09: 1ffffffff20af846 [ 115.929348][ T5333] R10: dffffc0000000000 R11: fffffbfff20af847 R12: ffff88801fc65888 [ 115.932624][ T5333] R13: ffff88801f87c0d0 R14: ffff88801fc65838 R15: 1ffff11003f8cb11 [ 115.935843][ T5333] FS: 00007f73d758d6c0(0000) GS:ffff88808c540000(0000) knlGS:0000000000000000 [ 115.939597][ T5333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 115.942214][ T5333] CR2: 00000000000556e0 CR3: 0000000050b7c000 CR4: 0000000000352ef0 [ 115.945442][ T5333] Call Trace: [ 115.946845][ T5333] [ 115.948070][ T5333] nhi_probe+0xcc/0x880 [ 115.949843][ T5333] nhi_pci_probe+0x46b/0x580 [ 115.951767][ T5333] ? __pfx_nhi_pci_probe+0x10/0x10 [ 115.953825][ T5333] ? __pfx__raw_spin_lock_bh+0x10/0x10 [ 115.956038][ T5333] ? lockdep_hardirqs_on+0x7a/0x110 [ 115.958129][ T5333] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 115.960508][ T5333] pci_device_probe+0x431/0xc90 [ 115.962546][ T5333] ? up_write+0x19f/0x4a0 [ 115.964288][ T5333] ? __pfx_pci_device_probe+0x10/0x10 [ 115.966440][ T5333] ? kernfs_put+0x7b9/0x820 [ 115.968304][ T5333] ? kernfs_create_link+0x187/0x200 [ 115.970477][ T5333] ? sysfs_do_create_link_sd+0xe0/0x110 [ 115.972696][ T5333] ? driver_sysfs_add+0x1fe/0x210 [ 115.974387][ T5333] ? __pfx_pci_device_probe+0x10/0x10 [ 115.976091][ T5333] really_probe+0x254/0xae0 [ 115.977558][ T5333] __driver_probe_device+0x1e8/0x360 [ 115.979299][ T5333] device_driver_attach+0xe0/0x1d0 [ 115.980941][ T5333] bind_store+0x1d0/0x220 [ 115.982407][ T5333] ? __pfx_sysfs_kf_write+0x10/0x10 [ 115.984103][ T5333] kernfs_fop_write_iter+0x3a4/0x540 [ 115.985780][ T5333] vfs_write+0x612/0xba0 [ 115.987146][ T5333] ? __pfx_vfs_write+0x10/0x10 [ 115.989050][ T5333] ? __fget_files+0x2a/0x420 [ 115.990850][ T5333] ksys_write+0x150/0x270 [ 115.992505][ T5333] ? __pfx_ksys_write+0x10/0x10 [ 115.994378][ T5333] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 115.996753][ T5333] do_syscall_64+0x174/0x580 [ 115.998847][ T5333] ? trace_irq_disable+0x3b/0x140 [ 116.000724][ T5333] ? clear_bhb_loop+0x40/0x90 [ 116.002573][ T5333] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 116.004827][ T5333] RIP: 0033:0x7f73d679e019 [ 116.006555][ T5333] 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 [ 116.013678][ T5333] RSP: 002b:00007f73d758cfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 116.016756][ T5333] RAX: ffffffffffffffda RBX: 00007f73d6a26090 RCX: 00007f73d679e019 [ 116.019746][ T5333] RDX: 000000000000000d RSI: 0000200000000180 RDI: 0000000000000005 [ 116.022785][ T5333] RBP: 00007f73d683500c R08: 0000000000000000 R09: 0000000000000000 [ 116.025861][ T5333] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 116.028937][ T5333] R13: 00007f73d6a26128 R14: 00007f73d6a26090 R15: 00007ffc59207fc8 [ 116.031965][ T5333] [ 116.033170][ T5333] Modules linked in: [ 116.034732][ T5333] CR2: 00000000000556e0 [ 116.036322][ T5333] ---[ end trace 0000000000000000 ]--- [ 116.038394][ T5333] RIP: 0010:ioread32+0x1c/0x80 [ 116.040107][ T5333] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 53 48 89 fb e8 e2 b5 e7 fc 48 81 fb 00 00 04 00 72 09 e8 d4 b5 e7 fc <8b> 03 eb 55 48 81 fb 01 00 01 00 72 0a e8 c2 b5 e7 fc 89 da ed eb [ 116.047214][ T5333] RSP: 0018:ffffc9000fa7f850 EFLAGS: 00010283 [ 116.049550][ T5333] RAX: ffffffff84df6cec RBX: 00000000000556e0 RCX: 0000000000100000 [ 116.052534][ T5333] RDX: ffffc90020001000 RSI: 0000000000016922 RDI: 0000000000016923 [ 116.055559][ T5333] RBP: 1ffff11003f8cb10 R08: ffffffff9057c237 R09: 1ffffffff20af846 [ 116.058579][ T5333] R10: dffffc0000000000 R11: fffffbfff20af847 R12: ffff88801fc65888 [ 116.061551][ T5333] R13: ffff88801f87c0d0 R14: ffff88801fc65838 R15: 1ffff11003f8cb11 [ 116.064754][ T5333] FS: 00007f73d758d6c0(0000) GS:ffff88808c540000(0000) knlGS:0000000000000000 [ 116.068337][ T5333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 116.070977][ T5333] CR2: 00000000000556e0 CR3: 0000000050b7c000 CR4: 0000000000352ef0 [ 116.074126][ T5333] Kernel panic - not syncing: Fatal exception [ 116.076929][ T5333] Kernel Offset: disabled [ 116.078684][ T5333] Rebooting in 86400 seconds..