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, &(0x7f0000000300)={&(0x7f00000001c0)=[{0x1900, 0x2001, 0x0, 0x0}], 0x1}) [ 76.651444][ T4673] Bluetooth: hci0: command tx timeout [ 76.956308][ T5312] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 77.106311][ T5312] usb 5-1: Using ep0 maxpacket: 32 [ 77.111902][ T5312] usb 5-1: unable to get BOS descriptor or descriptor too short [ 77.118433][ T5312] usb 5-1: config 8 has an invalid interface number: 188 but max is 0 [ 77.122531][ T5312] usb 5-1: config 8 has no interface number 0 [ 77.125888][ T5312] usb 5-1: config 8 interface 188 has no altsetting 0 [ 77.132994][ T5312] usb 5-1: string descriptor 0 read error: -22 [ 77.135832][ T5312] usb 5-1: New USB device found, idVendor=0ccd, idProduct=0102, bcdDevice=89.0e [ 77.140231][ T5312] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 77.170428][ T5312] dvb-usb: found a 'Terratec Cinergy S2 USB HD Rev.3' in warm state. [ 77.179859][ T5312] dw2102: su3000_power_ctrl: 1, initialized 0 [ 77.182960][ T5312] dvb-usb: bulk message failed: -22 (2/0) [ 77.210577][ T5312] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer. [ 77.219880][ T5312] dvbdev: DVB: registering new adapter (Terratec Cinergy S2 USB HD Rev.3) [ 77.223899][ T5312] usb 5-1: media controller created [ 77.229621][ T5312] dvb-usb: bulk message failed: -22 (6/0) [ 77.232131][ T5312] dw2102: i2c transfer failed. [ 77.235094][ T5312] dvb-usb: bulk message failed: -22 (6/0) [ 77.239879][ T5312] dw2102: i2c transfer failed. [ 77.242342][ T5312] dvb-usb: bulk message failed: -22 (6/0) [ 77.245418][ T5312] dw2102: i2c transfer failed. [ 77.248052][ T5312] dvb-usb: bulk message failed: -22 (6/0) [ 77.250504][ T5312] dw2102: i2c transfer failed. [ 77.252632][ T5312] dvb-usb: bulk message failed: -22 (6/0) [ 77.255102][ T5312] dw2102: i2c transfer failed. [ 77.259063][ T5312] dvb-usb: bulk message failed: -22 (6/0) [ 77.261703][ T5312] dw2102: i2c transfer failed. [ 77.263804][ T5312] dvb-usb: MAC address: 02:02:02:02:02:02 [ 77.279521][ T5312] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 77.304744][ T5312] dvb-usb: bulk message failed: -22 (3/0) [ 77.314545][ T5312] dw2102: command 0x0e transfer failed. [ 77.318460][ T5312] dvb-usb: bulk message failed: -22 (3/0) [ 77.321012][ T5312] dw2102: command 0x0e transfer failed. [ 77.628130][ T5312] dvb-usb: bulk message failed: -22 (3/0) [ 77.630902][ T5312] dw2102: command 0x0e transfer failed. [ 77.633632][ T5312] dvb-usb: bulk message failed: -22 (3/0) [ 77.637942][ T5312] dw2102: command 0x0e transfer failed. [ 77.640092][ T5312] dvb-usb: bulk message failed: -22 (1/0) [ 77.642512][ T5312] dw2102: command 0x51 transfer failed. [ 77.645887][ T5326] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] SMP KASAN NOPTI [ 77.650452][ T5326] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] [ 77.653897][ T5326] CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 77.657751][ T5326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 77.661614][ T5326] RIP: 0010:su3000_i2c_transfer+0x1ad/0xfd0 [ 77.664219][ T5326] 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 4d b7 34 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 [ 77.672265][ T5326] RSP: 0018:ffffc90003497bb0 EFLAGS: 00010202 [ 77.674874][ T5326] RAX: 0000000000000002 RBX: 0000000000000010 RCX: 0000000000000003 [ 77.678321][ T5326] RDX: ffffffff87fd65c5 RSI: ffffffff8f979050 RDI: 0000000000001900 [ 77.681764][ T5326] RBP: 0000000000000000 R08: ffff888012a52500 R09: 0000000000000002 [ 77.685020][ T5326] R10: 0000000000001a00 R11: 0000000000000002 R12: dffffc0000000000 [ 77.688304][ T5326] R13: 1ffff110087ee4e0 R14: 0000000000000001 R15: ffff888043f72708 [ 77.691628][ T5326] FS: 00007f6c4c7996c0(0000) GS:ffff88808c81a000(0000) knlGS:0000000000000000 [ 77.695375][ T5326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.698051][ T5326] CR2: 00007f6c4bc0f5c8 CR3: 0000000043fad000 CR4: 0000000000352ef0 [ 77.701323][ T5326] Call Trace: [ 77.702764][ T5326] [ 77.703987][ T5326] __i2c_transfer+0x79a/0x1f70 [ 77.706049][ T5326] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 77.708433][ T5326] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 77.710885][ T5326] ? i2c_transfer+0xc8/0x2d0 [ 77.712949][ T5326] i2c_transfer+0x1cc/0x2d0 [ 77.714862][ T5326] i2cdev_ioctl_rdwr+0x460/0x740 [ 77.717097][ T5326] i2cdev_ioctl+0x6a5/0x880 [ 77.719000][ T5326] ? __pfx_i2cdev_ioctl+0x10/0x10 [ 77.721102][ T5326] ? __fget_files+0x3a0/0x420 [ 77.723145][ T5326] ? __fget_files+0x2a/0x420 [ 77.725110][ T5326] ? bpf_lsm_file_ioctl+0x9/0x20 [ 77.727218][ T5326] ? __pfx_i2cdev_ioctl+0x10/0x10 [ 77.729429][ T5326] __se_sys_ioctl+0xfc/0x170 [ 77.731414][ T5326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.734108][ T5326] do_syscall_64+0x15f/0xf80 [ 77.736151][ T5326] ? trace_irq_disable+0x3b/0x140 [ 77.738260][ T5326] ? clear_bhb_loop+0x40/0x90 [ 77.740267][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.742906][ T5326] RIP: 0033:0x7f6c4b99c819 [ 77.744865][ T5326] 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 [ 77.753244][ T5326] RSP: 002b:00007f6c4c798fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 77.756668][ T5326] RAX: ffffffffffffffda RBX: 00007f6c4bc15fa0 RCX: 00007f6c4b99c819 [ 77.760071][ T5326] RDX: 0000200000000300 RSI: 0000000000000707 RDI: 0000000000000004 [ 77.763282][ T5326] RBP: 00007f6c4ba32c91 R08: 0000000000000000 R09: 0000000000000000 [ 77.766562][ T5326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 77.769969][ T5326] R13: 00007f6c4bc16038 R14: 00007f6c4bc15fa0 R15: 00007ffc0f09fc38 [ 77.773320][ T5326] [ 77.774718][ T5326] Modules linked in: [ 77.777370][ T5326] ---[ end trace 0000000000000000 ]--- [ 77.807213][ T5312] DVB: Unable to find symbol ds3000_attach() [ 77.809834][ T5312] dvb-usb: no frontend was attached by 'Terratec Cinergy S2 USB HD Rev.3' [ 77.813745][ T5326] RIP: 0010:su3000_i2c_transfer+0x1ad/0xfd0 [ 77.833603][ T5326] 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 4d b7 34 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 [ 77.844103][ T5326] RSP: 0018:ffffc90003497bb0 EFLAGS: 00010202 [ 77.848486][ T5326] RAX: 0000000000000002 RBX: 0000000000000010 RCX: 0000000000000003 [ 77.851960][ T5326] RDX: ffffffff87fd65c5 RSI: ffffffff8f979050 RDI: 0000000000001900 [ 77.855351][ T5326] RBP: 0000000000000000 R08: ffff888012a52500 R09: 0000000000000002 [ 77.858924][ T5312] rc_core: IR keymap rc-su3000 not found [ 77.861272][ T5312] Registered IR keymap rc-empty [ 77.863791][ T5312] rc rc0: Terratec Cinergy S2 USB HD Rev.3 as /devices/platform/dummy_hcd.0/usb5/5-1/rc/rc0 [ 77.869019][ T5312] input: Terratec Cinergy S2 USB HD Rev.3 as /devices/platform/dummy_hcd.0/usb5/5-1/rc/rc0/input5 [ 77.876926][ T5312] dvb-usb: schedule remote query interval to 150 msecs. [ 77.887829][ T5312] dw2102: su3000_power_ctrl: 0, initialized 1 [ 77.896599][ T5312] dvb-usb: Terratec Cinergy S2 USB HD Rev.3 successfully initialized and connected. [ 77.900867][ T5326] R10: 0000000000001a00 R11: 0000000000000002 R12: dffffc0000000000 [ 77.909074][ T5326] R13: 1ffff110087ee4e0 R14: 0000000000000001 R15: ffff888043f72708 [ 77.920015][ T5326] FS: 00007f6c4c7996c0(0000) GS:ffff88808c81a000(0000) knlGS:0000000000000000 [ 77.929410][ T5326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 77.932648][ T5326] CR2: 00007f84907909c0 CR3: 0000000043fad000 CR4: 0000000000352ef0 [ 77.936743][ T5326] Kernel panic - not syncing: Fatal exception [ 77.939601][ T5326] Kernel Offset: disabled [ 77.941419][ T5326] Rebooting in 86400 seconds..