program: syz_usb_connect(0x3, 0x24, &(0x7f0000000040)={{0x12, 0x1, 0x201, 0xd1, 0xa0, 0x5e, 0x20, 0xccd, 0x102, 0x890e, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x8, 0x54, 0x40, 0x1, "", [{{0x9, 0x4, 0xbc, 0x80, 0x0, 0xc, 0xf1, 0xc7, 0x7f}}]}}]}}, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x1, [{0x0, 0x0}]}) r0 = syz_open_dev$I2C(&(0x7f00000000c0), 0xc, 0x88000) ioctl$I2C_RDWR(r0, 0x707, &(0x7f0000000000)={&(0x7f0000000340)=[{0x1900, 0x8000, 0x0, 0x0}, {0xfffa, 0x1, 0x0, 0x0}], 0x2}) [ 275.051516][ T4684] Bluetooth: hci0: command tx timeout [ 275.351768][ T10] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 275.501575][ T10] usb 5-1: Using ep0 maxpacket: 32 [ 275.507254][ T10] usb 5-1: unable to get BOS descriptor or descriptor too short [ 275.514641][ T10] usb 5-1: config 8 has an invalid interface number: 188 but max is 0 [ 275.518655][ T10] usb 5-1: config 8 has no interface number 0 [ 275.523987][ T10] usb 5-1: config 8 interface 188 has no altsetting 0 [ 275.536373][ T10] usb 5-1: string descriptor 0 read error: -22 [ 275.540158][ T10] usb 5-1: New USB device found, idVendor=0ccd, idProduct=0102, bcdDevice=89.0e [ 275.544625][ T10] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 275.593067][ T10] dvb-usb: found a 'Terratec Cinergy S2 USB HD Rev.3' in warm state. [ 275.598224][ T10] dw2102: su3000_power_ctrl: 1, initialized 0 [ 275.604823][ T10] dvb-usb: bulk message failed: -22 (2/0) [ 275.634183][ T10] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer. [ 275.640138][ T10] dvbdev: DVB: registering new adapter (Terratec Cinergy S2 USB HD Rev.3) [ 275.646493][ T10] usb 5-1: media controller created [ 275.649546][ T10] dvb-usb: bulk message failed: -22 (6/0) [ 275.653782][ T10] dw2102: i2c transfer failed. [ 275.656939][ T10] dvb-usb: bulk message failed: -22 (6/0) [ 275.660938][ T10] dw2102: i2c transfer failed. [ 275.664740][ T10] dvb-usb: bulk message failed: -22 (6/0) [ 275.667294][ T10] dw2102: i2c transfer failed. [ 275.670027][ T10] dvb-usb: bulk message failed: -22 (6/0) [ 275.673483][ T10] dw2102: i2c transfer failed. [ 275.676026][ T10] dvb-usb: bulk message failed: -22 (6/0) [ 275.679002][ T10] dw2102: i2c transfer failed. [ 275.681228][ T10] dvb-usb: bulk message failed: -22 (6/0) [ 275.685079][ T10] dw2102: i2c transfer failed. [ 275.687540][ T10] dvb-usb: MAC address: 02:02:02:02:02:02 [ 275.705388][ T10] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 275.736299][ T10] dvb-usb: bulk message failed: -22 (3/0) [ 275.745825][ T10] dw2102: command 0x0e transfer failed. [ 275.751007][ T10] dvb-usb: bulk message failed: -22 (3/0) [ 275.754721][ T10] dw2102: command 0x0e transfer failed. [ 276.063261][ T10] dvb-usb: bulk message failed: -22 (3/0) [ 276.066408][ T10] dw2102: command 0x0e transfer failed. [ 276.069274][ T10] dvb-usb: bulk message failed: -22 (3/0) [ 276.072399][ T10] dw2102: command 0x0e transfer failed. [ 276.074801][ T10] dvb-usb: bulk message failed: -22 (1/0) [ 276.077605][ T10] dw2102: command 0x51 transfer failed. [ 276.091505][ T5386] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] SMP KASAN NOPTI [ 276.098194][ T5386] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] [ 276.102056][ T5386] CPU: 0 UID: 0 PID: 5386 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 276.105812][ T5386] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 276.110543][ T5386] RIP: 0010:su3000_i2c_transfer+0x1ad/0xfd0 [ 276.114031][ T5386] Code: 4c 89 f8 48 c1 e8 03 49 bc 00 00 00 00 00 fc ff df 42 80 3c 20 00 74 08 4c 89 ff e8 bd 69 33 fa 49 8b 1f 48 89 d8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 0f 85 f5 08 00 00 0f b6 1b 48 8b 44 24 38 42 [ 276.122540][ T5386] RSP: 0018:ffffc9000d7d7bb0 EFLAGS: 00010202 [ 276.124905][ T5386] RAX: 0000000000000002 RBX: 0000000000000010 RCX: 0000000000000003 [ 276.128360][ T5386] RDX: ffffffff87ff4035 RSI: ffffffff8f97bdb0 RDI: 0000000000001900 [ 276.133128][ T5386] RBP: 0000000000000000 R08: ffff88801cf48000 R09: 0000000000000002 [ 276.137084][ T5386] R10: 0000000000001a00 R11: 0000000000000002 R12: dffffc0000000000 [ 276.140512][ T5386] R13: 1ffff11006ff3bb8 R14: 0000000000000002 R15: ffff888037f9ddc8 [ 276.143943][ T5386] FS: 00007fe58a1276c0(0000) GS:ffff88808c808000(0000) knlGS:0000000000000000 [ 276.147592][ T5386] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 276.150610][ T5386] CR2: 00007fe58940f8b8 CR3: 000000003d8a7000 CR4: 0000000000352ef0 [ 276.154904][ T5386] Call Trace: [ 276.156529][ T5386] [ 276.157891][ T5386] __i2c_transfer+0x79a/0x1f70 [ 276.160040][ T5386] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 276.162602][ T5386] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 276.165363][ T5386] ? i2c_transfer+0xc8/0x2d0 [ 276.167529][ T5386] i2c_transfer+0x1cc/0x2d0 [ 276.169550][ T5386] i2cdev_ioctl_rdwr+0x460/0x740 [ 276.171721][ T5386] i2cdev_ioctl+0x6a5/0x880 [ 276.173805][ T5386] ? __pfx_i2cdev_ioctl+0x10/0x10 [ 276.175991][ T5386] ? __fget_files+0x3a0/0x420 [ 276.178087][ T5386] ? __fget_files+0x2a/0x420 [ 276.180220][ T5386] ? bpf_lsm_file_ioctl+0x9/0x20 [ 276.182387][ T5386] ? __pfx_i2cdev_ioctl+0x10/0x10 [ 276.184639][ T5386] __se_sys_ioctl+0xfc/0x170 [ 276.186722][ T5386] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 276.189640][ T5386] do_syscall_64+0x15f/0xf80 [ 276.192049][ T5386] ? trace_irq_disable+0x3b/0x140 [ 276.194647][ T5386] ? clear_bhb_loop+0x40/0x90 [ 276.197097][ T5386] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 276.199809][ T5386] RIP: 0033:0x7fe58919cdd9 [ 276.201858][ T5386] 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 [ 276.211753][ T5386] RSP: 002b:00007fe58a126fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 276.215353][ T5386] RAX: ffffffffffffffda RBX: 00007fe589415fa0 RCX: 00007fe58919cdd9 [ 276.219098][ T5386] RDX: 0000200000000000 RSI: 0000000000000707 RDI: 0000000000000004 [ 276.223436][ T5386] RBP: 00007fe589232d69 R08: 0000000000000000 R09: 0000000000000000 [ 276.227093][ T5386] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 276.230542][ T5386] R13: 00007fe589416038 R14: 00007fe589415fa0 R15: 00007ffe9b02f8a8 [ 276.234393][ T5386] [ 276.236071][ T5386] Modules linked in: [ 276.239024][ T5386] ---[ end trace 0000000000000000 ]--- [ 276.270275][ T5386] RIP: 0010:su3000_i2c_transfer+0x1ad/0xfd0 [ 276.278319][ T10] DVB: Unable to find symbol ds3000_attach() [ 276.285873][ T10] dvb-usb: no frontend was attached by 'Terratec Cinergy S2 USB HD Rev.3' [ 276.290185][ T5386] Code: 4c 89 f8 48 c1 e8 03 49 bc 00 00 00 00 00 fc ff df 42 80 3c 20 00 74 08 4c 89 ff e8 bd 69 33 fa 49 8b 1f 48 89 d8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 0f 85 f5 08 00 00 0f b6 1b 48 8b 44 24 38 42 [ 276.319652][ T5386] RSP: 0018:ffffc9000d7d7bb0 EFLAGS: 00010202 [ 276.324190][ T5386] RAX: 0000000000000002 RBX: 0000000000000010 RCX: 0000000000000003 [ 276.327678][ T5386] RDX: ffffffff87ff4035 RSI: ffffffff8f97bdb0 RDI: 0000000000001900 [ 276.333301][ T5386] RBP: 0000000000000000 R08: ffff88801cf48000 R09: 0000000000000002 [ 276.337385][ T5386] R10: 0000000000001a00 R11: 0000000000000002 R12: dffffc0000000000 [ 276.341000][ T5386] R13: 1ffff11006ff3bb8 R14: 0000000000000002 R15: ffff888037f9ddc8 [ 276.344596][ T10] rc_core: IR keymap rc-su3000 not found [ 276.348031][ T10] Registered IR keymap rc-empty [ 276.352563][ T10] rc rc0: Terratec Cinergy S2 USB HD Rev.3 as /devices/platform/dummy_hcd.0/usb5/5-1/rc/rc0 [ 276.362547][ T10] input: Terratec Cinergy S2 USB HD Rev.3 as /devices/platform/dummy_hcd.0/usb5/5-1/rc/rc0/input5 [ 276.367983][ T5386] FS: 00007fe58a1276c0(0000) GS:ffff88808c808000(0000) knlGS:0000000000000000 [ 276.378216][ T5386] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 276.384325][ T10] dvb-usb: schedule remote query interval to 150 msecs. [ 276.391846][ T5386] CR2: 00007f4f52cdc3a0 CR3: 000000003d8a7000 CR4: 0000000000352ef0 [ 276.402769][ T10] dw2102: su3000_power_ctrl: 0, initialized 1 [ 276.409169][ T5386] Kernel panic - not syncing: Fatal exception [ 276.412586][ T5386] Kernel Offset: disabled [ 276.414677][ T5386] Rebooting in 86400 seconds..