./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1743983076 <...> Warning: Permanently added '10.128.0.135' (ED25519) to the list of known hosts. execve("./syz-executor1743983076", ["./syz-executor1743983076"], 0x7ffd59c42a00 /* 10 vars */) = 0 brk(NULL) = 0x555578e46000 brk(0x555578e46d00) = 0x555578e46d00 arch_prctl(ARCH_SET_FS, 0x555578e46380) = 0 set_tid_address(0x555578e46650) = 5857 set_robust_list(0x555578e46660, 24) = 0 rseq(0x555578e46ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1743983076", 4096) = 28 getrandom("\xab\xcd\xe4\x60\xc4\xc1\xf9\x67", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555578e46d00 brk(0x555578e67d00) = 0x555578e67d00 brk(0x555578e68000) = 0x555578e68000 mprotect(0x7fcdcd7b9000, 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, 0x7ffc55b3f810) = 0 ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc55b3e800) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 [ 67.428015][ T1211] usb 1-1: new high-speed USB device number 2 using dummy_hcd ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc55b3e800) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc55b3e800) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 [ 67.577928][ T1211] usb 1-1: Using ep0 maxpacket: 8 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc55b3e800) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc55b3e800) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc55b3e800) = 9 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 [ 67.647450][ T1211] usb 1-1: unable to get BOS descriptor or descriptor too short ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc55b3e800) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc55b3e800) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 [ 67.689945][ T1211] usb 1-1: config 4 has an invalid interface number: 30 but max is 0 [ 67.698296][ T1211] usb 1-1: config 4 has no interface number 0 [ 67.704406][ T1211] usb 1-1: config 4 interface 30 has no altsetting 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc55b3e800) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc55b3e800) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc55b3e800) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc55b3e800) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc55b3e800) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc55b3f810) = 0 ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0x81) = 0 ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [ 67.847943][ T1211] usb 1-1: string descriptor 0 read error: -22 [ 67.854391][ T1211] usb 1-1: New USB device found, idVendor=9022, idProduct=d484, bcdDevice=ff.88 [ 67.863525][ T1211] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffc55b3e800) = 0 [ 67.917298][ T1211] dvb-usb: found a 'TeVii S482 (tuner 2)' in warm state. [ 67.924466][ T1211] dw2102: su3000_power_ctrl: 1, initialized 0 [ 67.930585][ T1211] dvb-usb: bulk message failed: -22 (2/0) [ 67.937600][ T1211] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer. [ 67.947557][ T1211] dvbdev: DVB: registering new adapter (TeVii S482 (tuner 2)) [ 67.955090][ T1211] usb 1-1: media controller created [ 67.960442][ T1211] dvb-usb: bulk message failed: -22 (6/0) [ 67.966281][ T1211] dw2102: i2c transfer failed. [ 67.971098][ T1211] dvb-usb: bulk message failed: -22 (6/0) [ 67.976825][ T1211] dw2102: i2c transfer failed. [ 67.981636][ T1211] dvb-usb: bulk message failed: -22 (6/0) [ 67.987430][ T1211] dw2102: i2c transfer failed. [ 67.992280][ T1211] dvb-usb: bulk message failed: -22 (6/0) [ 67.998078][ T1211] dw2102: i2c transfer failed. [ 68.002877][ T1211] dvb-usb: bulk message failed: -22 (6/0) [ 68.008642][ T1211] dw2102: i2c transfer failed. [ 68.013428][ T1211] dvb-usb: bulk message failed: -22 (6/0) [ 68.019207][ T1211] dw2102: i2c transfer failed. [ 68.024072][ T1211] dvb-usb: MAC address: 02:02:02:02:02:02 [ 68.035808][ T1211] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 68.051073][ T1211] dvb-usb: bulk message failed: -22 (3/0) [ 68.056905][ T1211] dw2102: command 0x0e transfer failed. openat(AT_FDCWD, "/dev/i2c-1", O_ACCMODE|FASYNC) = 4 [ 68.062637][ T1211] dvb-usb: bulk message failed: -22 (3/0) [ 68.068394][ T1211] dw2102: command 0x0e transfer failed. [ 68.377950][ T1211] dvb-usb: bulk message failed: -22 (3/0) [ 68.383785][ T1211] dw2102: command 0x0e transfer failed. [ 68.389517][ T1211] dvb-usb: bulk message failed: -22 (3/0) [ 68.395352][ T1211] dw2102: command 0x0e transfer failed. [ 68.401128][ T1211] dvb-usb: bulk message failed: -22 (1/0) [ 68.406853][ T1211] dw2102: command 0x51 transfer failed. [ 68.412462][ T1211] dvb-usb: bulk message failed: -22 (5/0) [ 68.418323][ T1211] dw2102: i2c probe for address 0x68 failed. [ 68.424388][ T1211] dvb-usb: bulk message failed: -22 (5/0) [ 68.430149][ T1211] dw2102: i2c probe for address 0x69 failed. [ 68.436130][ T1211] dvb-usb: bulk message failed: -22 (5/0) [ 68.441983][ T1211] dw2102: i2c probe for address 0x6a failed. [ 68.448021][ T1211] dw2102: probing for demodulator failed. Is the external power switched on? [ 68.448080][ T5857] dvb-usb: bulk message failed: -22 (1/0) [ 68.456781][ T1211] dvb-usb: no frontend was attached by 'TeVii S482 (tuner 2)' [ 68.462565][ T5857] dw2102: i2c transfer failed. [ 68.462597][ T5857] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] SMP KASAN PTI [ 68.486848][ T5857] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] [ 68.495330][ T5857] CPU: 1 UID: 0 PID: 5857 Comm: syz-executor174 Not tainted 6.17.0-rc1-syzkaller-00224-g8d561baae505 #0 PREEMPT(full) [ 68.507754][ T5857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 68.517963][ T1211] rc_core: IR keymap rc-tt-1500 not found [ 68.517985][ T5857] RIP: 0010:su3000_i2c_transfer+0x2e3/0x1040 [ 68.523793][ T1211] Registered IR keymap rc-empty [ 68.529847][ T5857] 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 5a b5 3c 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 [ 68.529869][ T5857] RSP: 0018:ffffc9000401faa8 EFLAGS: 00010202 [ 68.529887][ T5857] RAX: 0000000000000002 RBX: 0000000000000010 RCX: 37673c23a68cda00 [ 68.529901][ T5857] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 68.529913][ T5857] RBP: 0000000000000000 R08: ffffffff8fa38137 R09: 1ffffffff1f47026 [ 68.529926][ T5857] R10: dffffc0000000000 R11: fffffbfff1f47027 R12: 0000000000000001 [ 68.529940][ T5857] R13: dffffc0000000000 R14: 0000000000000011 R15: ffff888027464e28 [ 68.535718][ T1211] rc rc0: TeVii S482 (tuner 2) as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc0 [ 68.554381][ T5857] FS: 0000555578e46380(0000) GS:ffff888125d1b000(0000) knlGS:0000000000000000 [ 68.554402][ T5857] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.554415][ T5857] CR2: 000055c7880af8e0 CR3: 0000000071b44000 CR4: 00000000003526f0 [ 68.554434][ T5857] Call Trace: [ 68.563397][ T1211] input: TeVii S482 (tuner 2) as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc0/input5 [ 68.568465][ T5857] [ 68.568476][ T5857] ? i2cdev_ioctl+0x64b/0x7f0 [ 68.568512][ T5857] __i2c_transfer+0x871/0x2170 [ 68.658290][ T5857] ? __pfx___i2c_transfer+0x10/0x10 [ 68.663504][ T5857] ? rt_mutex_lock_nested+0x15e/0x1e0 [ 68.668880][ T5857] ? i2c_transfer+0x120/0x3a0 [ 68.673565][ T5857] i2c_transfer+0x25b/0x3a0 [ 68.678162][ T5857] ? lock_release+0x4b/0x3e0 [ 68.682773][ T5857] ? __pfx_i2c_transfer+0x10/0x10 [ 68.687895][ T5857] ? __might_fault+0xcc/0x130 [ 68.692837][ T5857] ? _copy_from_user+0x94/0xb0 [ 68.697688][ T5857] i2cdev_ioctl_rdwr+0x460/0x740 [ 68.702638][ T5857] i2cdev_ioctl+0x64b/0x7f0 [ 68.707233][ T5857] ? __pfx_i2cdev_ioctl+0x10/0x10 [ 68.712287][ T5857] ? bpf_lsm_file_ioctl+0x9/0x20 [ 68.717493][ T5857] ? __pfx_i2cdev_ioctl+0x10/0x10 [ 68.722536][ T5857] __se_sys_ioctl+0xf9/0x170 [ 68.727154][ T5857] do_syscall_64+0xfa/0x3b0 [ 68.731665][ T5857] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 68.737735][ T5857] ? clear_bhb_loop+0x60/0xb0 [ 68.742426][ T5857] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 68.748329][ T5857] RIP: 0033:0x7fcdcd745e99 [ 68.752745][ T5857] 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 [ 68.772460][ T5857] RSP: 002b:00007ffc55b40868 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 68.780974][ T5857] RAX: ffffffffffffffda RBX: 0000200000000000 RCX: 00007fcdcd745e99 [ 68.788949][ T5857] RDX: 0000200000000a40 RSI: 0000000000000707 RDI: 0000000000000004 [ 68.796923][ T5857] RBP: 00007fcdcd7b9610 R08: 00232d6332692f76 R09: 00007ffc55b40a38 [ 68.805156][ T5857] R10: 000000000000001f R11: 0000000000000246 R12: 0000000000000001 [ 68.813126][ T5857] R13: 00007ffc55b40a28 R14: 0000000000000001 R15: 0000000000000001 [ 68.821107][ T5857] [ 68.824124][ T5857] Modules linked in: [ 68.828168][ T5857] ---[ end trace 0000000000000000 ]--- [ 68.835189][ T1211] dvb-usb: schedule remote query interval to 250 msecs. [ 68.835700][ T5857] RIP: 0010:su3000_i2c_transfer+0x2e3/0x1040 [ 68.843570][ T1211] dw2102: su3000_power_ctrl: 0, initialized 1 [ 68.857026][ T5857] 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 5a b5 3c 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 [ 68.858227][ T1211] dvb-usb: TeVii S482 (tuner 2) successfully initialized and connected. [ 68.885286][ T5857] RSP: 0018:ffffc9000401faa8 EFLAGS: 00010202 [ 68.893405][ T5857] RAX: 0000000000000002 RBX: 0000000000000010 RCX: 37673c23a68cda00 [ 68.901642][ T5857] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 68.910069][ T5857] RBP: 0000000000000000 R08: ffffffff8fa38137 R09: 1ffffffff1f47026 [ 68.918552][ T5857] R10: dffffc0000000000 R11: fffffbfff1f47027 R12: 0000000000000001 [ 68.926542][ T5857] R13: dffffc0000000000 R14: 0000000000000011 R15: ffff888027464e28 [ 68.934579][ T5857] FS: 0000555578e46380(0000) GS:ffff888125c1b000(0000) knlGS:0000000000000000 [ 68.943583][ T5857] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.950230][ T5857] CR2: 00007fc08b17e9c8 CR3: 0000000071b44000 CR4: 00000000003526f0 [ 68.958251][ T5857] Kernel panic - not syncing: Fatal exception [ 68.964699][ T5857] Kernel Offset: disabled [ 68.969018][ T5857] Rebooting in 86400 seconds..