./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2657604555 <...> Warning: Permanently added '10.128.1.182' (ED25519) to the list of known hosts. execve("./syz-executor2657604555", ["./syz-executor2657604555"], 0x7fff86356840 /* 10 vars */) = 0 brk(NULL) = 0x55556fb57000 brk(0x55556fb57d00) = 0x55556fb57d00 arch_prctl(ARCH_SET_FS, 0x55556fb57380) = 0 set_tid_address(0x55556fb57650) = 5865 set_robust_list(0x55556fb57660, 24) = 0 rseq(0x55556fb57ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2657604555", 4096) = 28 getrandom("\x34\x4e\xb4\x65\xa0\xbe\xfb\xc4", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556fb57d00 brk(0x55556fb78d00) = 0x55556fb78d00 brk(0x55556fb79000) = 0x55556fb79000 mprotect(0x7fa060022000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 executing program write(1, "executing program\n", 18) = 18 openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffc4ffbaaa0) = 0 ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc4ffb9a90) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 [ 56.444191][ T982] usb 1-1: new high-speed USB device number 2 using dummy_hcd ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc4ffb9a90) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc4ffb9a90) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 [ 56.594208][ T982] usb 1-1: Using ep0 maxpacket: 8 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc4ffb9a90) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc4ffb9a90) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc4ffb9a90) = 9 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc4ffb9a90) = 18 [ 56.663135][ T982] usb 1-1: unable to get BOS descriptor or descriptor too short ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc4ffb9a90) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc4ffb9a90) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 [ 56.704427][ T982] usb 1-1: config 4 has an invalid interface number: 30 but max is 0 [ 56.712670][ T982] usb 1-1: config 4 has no interface number 0 [ 56.718888][ T982] usb 1-1: config 4 interface 30 has no altsetting 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc4ffb9a90) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc4ffb9a90) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc4ffb9a90) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc4ffb9a90) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc4ffbaaa0) = 0 ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0x81) = 0 ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffc4ffb9a90) = 0 [ 56.829863][ T982] usb 1-1: string descriptor 0 read error: -22 [ 56.836393][ T982] usb 1-1: New USB device found, idVendor=9022, idProduct=d484, bcdDevice=ff.88 [ 56.845722][ T982] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 56.878937][ T982] dvb-usb: found a 'TeVii S482 (tuner 2)' in warm state. [ 56.886087][ T982] dw2102: su3000_power_ctrl: 1, initialized 0 [ 56.892142][ T982] dvb-usb: bulk message failed: -22 (2/0) [ 56.898964][ T982] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer. [ 56.908582][ T982] dvbdev: DVB: registering new adapter (TeVii S482 (tuner 2)) [ 56.916382][ T982] usb 1-1: media controller created [ 56.921574][ T982] dvb-usb: bulk message failed: -22 (6/0) [ 56.927315][ T982] dw2102: i2c transfer failed. [ 56.932075][ T982] dvb-usb: bulk message failed: -22 (6/0) [ 56.937809][ T982] dw2102: i2c transfer failed. [ 56.942562][ T982] dvb-usb: bulk message failed: -22 (6/0) [ 56.948296][ T982] dw2102: i2c transfer failed. [ 56.953046][ T982] dvb-usb: bulk message failed: -22 (6/0) [ 56.958780][ T982] dw2102: i2c transfer failed. [ 56.963537][ T982] dvb-usb: bulk message failed: -22 (6/0) [ 56.969296][ T982] dw2102: i2c transfer failed. [ 56.974047][ T982] dvb-usb: bulk message failed: -22 (6/0) [ 56.979798][ T982] dw2102: i2c transfer failed. [ 56.984582][ T982] dvb-usb: MAC address: 02:02:02:02:02:02 [ 56.995873][ T982] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 57.010013][ T982] dvb-usb: bulk message failed: -22 (3/0) [ 57.015795][ T982] dw2102: command 0x0e transfer failed. [ 57.021325][ T982] dvb-usb: bulk message failed: -22 (3/0) [ 57.027129][ T982] dw2102: command 0x0e transfer failed. openat(AT_FDCWD, "/dev/i2c-1", O_ACCMODE|FASYNC) = 4 [ 57.334247][ T982] dvb-usb: bulk message failed: -22 (3/0) [ 57.340051][ T982] dw2102: command 0x0e transfer failed. [ 57.345623][ T982] dvb-usb: bulk message failed: -22 (3/0) [ 57.351338][ T982] dw2102: command 0x0e transfer failed. [ 57.356886][ T982] dvb-usb: bulk message failed: -22 (1/0) [ 57.362594][ T982] dw2102: command 0x51 transfer failed. [ 57.368260][ T982] dvb-usb: bulk message failed: -22 (5/0) [ 57.373970][ T982] dw2102: i2c probe for address 0x68 failed. [ 57.379948][ T982] dvb-usb: bulk message failed: -22 (5/0) [ 57.385684][ T982] dw2102: i2c probe for address 0x69 failed. [ 57.391641][ T982] dvb-usb: bulk message failed: -22 (5/0) [ 57.397370][ T982] dw2102: i2c probe for address 0x6a failed. [ 57.403356][ T982] dw2102: probing for demodulator failed. Is the external power switched on? [ 57.403399][ T5865] dvb-usb: bulk message failed: -22 (1/0) [ 57.412155][ T982] dvb-usb: no frontend was attached by 'TeVii S482 (tuner 2)' [ 57.418123][ T5865] dw2102: i2c transfer failed. [ 57.430116][ T5865] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] SMP KASAN PTI [ 57.441995][ T5865] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] [ 57.450404][ T5865] CPU: 0 UID: 0 PID: 5865 Comm: syz-executor265 Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 PREEMPT(full) [ 57.462263][ T5865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 57.472305][ T5865] RIP: 0010:su3000_i2c_transfer+0x2e3/0x1040 [ 57.474157][ T982] rc_core: IR keymap rc-tt-1500 not found [ 57.478293][ T5865] Code: 0f b6 18 49 83 c7 08 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 ea 95 33 fa 4d 8b 37 49 ff c6 4c 89 f0 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 e6 08 00 00 41 88 1e 48 8b 44 24 48 42 [ 57.483989][ T982] Registered IR keymap rc-empty [ 57.503575][ T5865] RSP: 0018:ffffc90003fafaa8 EFLAGS: 00010202 [ 57.503597][ T5865] RAX: 0000000000000002 RBX: 0000000000000010 RCX: c33134134f4ffd00 [ 57.503608][ T5865] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 57.503618][ T5865] RBP: 0000000000000000 R08: ffffc90003faf7c7 R09: 1ffff920007f5ef8 [ 57.503629][ T5865] R10: dffffc0000000000 R11: fffff520007f5ef9 R12: 0000000000000001 [ 57.510861][ T982] rc rc0: TeVii S482 (tuner 2) as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc0 [ 57.514491][ T5865] R13: dffffc0000000000 R14: 0000000000000011 R15: ffff8880272cfca8 [ 57.514506][ T5865] FS: 000055556fb57380(0000) GS:ffff8881257d6000(0000) knlGS:0000000000000000 [ 57.514520][ T5865] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.514531][ T5865] CR2: 000055ddcdec7f40 CR3: 000000007241e000 CR4: 00000000003526f0 [ 57.514547][ T5865] Call Trace: [ 57.523624][ T982] input: TeVii S482 (tuner 2) as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc0/input5 [ 57.530448][ T5865] [ 57.530457][ T5865] ? i2cdev_ioctl+0x64b/0x7f0 [ 57.530482][ T5865] __i2c_transfer+0x874/0x2170 [ 57.541077][ T982] dvb-usb: schedule remote query interval to 250 msecs. [ 57.546384][ T5865] ? __pfx___i2c_transfer+0x10/0x10 [ 57.546409][ T5865] ? rt_mutex_lock_nested+0x15e/0x1e0 [ 57.629266][ T5865] ? i2c_transfer+0x11d/0x3a0 [ 57.633939][ T5865] i2c_transfer+0x25b/0x3a0 [ 57.638424][ T5865] ? lock_release+0x4b/0x3e0 [ 57.642997][ T5865] ? __pfx_i2c_transfer+0x10/0x10 [ 57.648002][ T5865] ? __might_fault+0xcc/0x130 [ 57.652684][ T5865] ? _copy_from_user+0x94/0xb0 [ 57.657430][ T5865] i2cdev_ioctl_rdwr+0x460/0x740 [ 57.662354][ T5865] i2cdev_ioctl+0x64b/0x7f0 [ 57.666837][ T5865] ? __pfx_i2cdev_ioctl+0x10/0x10 [ 57.671845][ T5865] ? bpf_lsm_file_ioctl+0x9/0x20 [ 57.676767][ T5865] ? __pfx_i2cdev_ioctl+0x10/0x10 [ 57.681772][ T5865] __se_sys_ioctl+0xfc/0x170 [ 57.686342][ T5865] do_syscall_64+0xfa/0x3b0 [ 57.690830][ T5865] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 57.696876][ T5865] ? clear_bhb_loop+0x60/0xb0 [ 57.701538][ T5865] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 57.707413][ T5865] RIP: 0033:0x7fa05ffaee99 [ 57.711823][ T5865] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 31 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 57.731410][ T5865] RSP: 002b:00007ffc4ffbbaf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 57.739804][ T5865] RAX: ffffffffffffffda RBX: 0000200000000000 RCX: 00007fa05ffaee99 [ 57.747758][ T5865] RDX: 0000200000000a40 RSI: 0000000000000707 RDI: 0000000000000004 [ 57.755716][ T5865] RBP: 00007fa060022610 R08: 00232d6332692f76 R09: 00007ffc4ffbbcc8 [ 57.763678][ T5865] R10: 000000000000000f R11: 0000000000000246 R12: 0000000000000001 [ 57.771636][ T5865] R13: 00007ffc4ffbbcb8 R14: 0000000000000001 R15: 0000000000000001 [ 57.779600][ T5865] [ 57.782603][ T5865] Modules linked in: [ 57.786549][ T982] dw2102: su3000_power_ctrl: 0, initialized 1 [ 57.786640][ T5865] ---[ end trace 0000000000000000 ]--- [ 57.792607][ T982] dvb-usb: TeVii S482 (tuner 2) successfully initialized and connected. [ 57.806478][ T5865] RIP: 0010:su3000_i2c_transfer+0x2e3/0x1040 [ 57.812642][ T5865] Code: 0f b6 18 49 83 c7 08 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 ff e8 ea 95 33 fa 4d 8b 37 49 ff c6 4c 89 f0 48 c1 e8 03 <42> 0f b6 04 28 84 c0 0f 85 e6 08 00 00 41 88 1e 48 8b 44 24 48 42 [ 57.832306][ T5865] RSP: 0018:ffffc90003fafaa8 EFLAGS: 00010202 [ 57.838511][ T5865] RAX: 0000000000000002 RBX: 0000000000000010 RCX: c33134134f4ffd00 [ 57.846685][ T5865] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 57.854901][ T5865] RBP: 0000000000000000 R08: ffffc90003faf7c7 R09: 1ffff920007f5ef8 [ 57.862874][ T5865] R10: dffffc0000000000 R11: fffff520007f5ef9 R12: 0000000000000001 [ 57.870889][ T5865] R13: dffffc0000000000 R14: 0000000000000011 R15: ffff8880272cfca8 [ 57.878878][ T5865] FS: 000055556fb57380(0000) GS:ffff8881257d6000(0000) knlGS:0000000000000000 [ 57.887845][ T5865] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.894441][ T5865] CR2: 000055ddcdec7f40 CR3: 000000007241e000 CR4: 00000000003526f0 [ 57.902412][ T5865] Kernel panic - not syncing: Fatal exception [ 57.908666][ T5865] Kernel Offset: disabled [ 57.912971][ T5865] Rebooting in 86400 seconds..