./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2598269087 <...> Warning: Permanently added '10.128.1.96' (ED25519) to the list of known hosts. execve("./syz-executor2598269087", ["./syz-executor2598269087"], 0x7ffd39b9ec20 /* 10 vars */) = 0 brk(NULL) = 0x55556ae14000 brk(0x55556ae14d00) = 0x55556ae14d00 arch_prctl(ARCH_SET_FS, 0x55556ae14380) = 0 set_tid_address(0x55556ae14650) = 5865 set_robust_list(0x55556ae14660, 24) = 0 rseq(0x55556ae14ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2598269087", 4096) = 28 getrandom("\x31\x69\x4d\x04\x35\x1a\xe9\x6d", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55556ae14d00 brk(0x55556ae35d00) = 0x55556ae35d00 brk(0x55556ae36000) = 0x55556ae36000 mprotect(0x7fc919205000, 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, 0x7ffcc5ebbfe0) = 0 ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcc5ebafd0) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 [ 62.412447][ T10] usb 1-1: new high-speed USB device number 2 using dummy_hcd ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcc5ebafd0) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcc5ebafd0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcc5ebafd0) = 0 [ 62.562445][ T10] usb 1-1: Using ep0 maxpacket: 8 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcc5ebafd0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcc5ebafd0) = 9 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcc5ebafd0) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcc5ebafd0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcc5ebafd0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcc5ebafd0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 [ 62.621097][ T10] usb 1-1: unable to get BOS descriptor or descriptor too short [ 62.642609][ T10] usb 1-1: config 4 has an invalid interface number: 30 but max is 0 [ 62.650733][ T10] usb 1-1: config 4 has no interface number 0 [ 62.656846][ T10] usb 1-1: config 4 interface 30 has no altsetting 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcc5ebafd0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcc5ebafd0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffcc5ebafd0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffcc5ebbfe0) = 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, 0x7ffcc5ebafd0) = 0 [ 62.748265][ T10] usb 1-1: string descriptor 0 read error: -22 [ 62.754603][ T10] usb 1-1: New USB device found, idVendor=9022, idProduct=d484, bcdDevice=ff.88 [ 62.763692][ T10] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 62.786925][ T10] dvb-usb: found a 'TeVii S482 (tuner 2)' in warm state. [ 62.794040][ T10] dw2102: su3000_power_ctrl: 1, initialized 0 [ 62.800095][ T10] dvb-usb: bulk message failed: -22 (2/0) [ 62.807055][ T10] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer. [ 62.816666][ T10] dvbdev: DVB: registering new adapter (TeVii S482 (tuner 2)) [ 62.824480][ T10] usb 1-1: media controller created [ 62.829691][ T10] dvb-usb: bulk message failed: -22 (6/0) [ 62.835424][ T10] dw2102: i2c transfer failed. [ 62.840182][ T10] dvb-usb: bulk message failed: -22 (6/0) [ 62.845931][ T10] dw2102: i2c transfer failed. [ 62.850684][ T10] dvb-usb: bulk message failed: -22 (6/0) [ 62.856427][ T10] dw2102: i2c transfer failed. [ 62.861199][ T10] dvb-usb: bulk message failed: -22 (6/0) [ 62.866924][ T10] dw2102: i2c transfer failed. [ 62.871680][ T10] dvb-usb: bulk message failed: -22 (6/0) [ 62.877417][ T10] dw2102: i2c transfer failed. [ 62.882184][ T10] dvb-usb: bulk message failed: -22 (6/0) [ 62.887904][ T10] dw2102: i2c transfer failed. [ 62.892860][ T10] dvb-usb: MAC address: 02:02:02:02:02:02 [ 62.904234][ T10] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 62.918256][ T10] dvb-usb: bulk message failed: -22 (3/0) [ 62.924042][ T10] dw2102: command 0x0e transfer failed. [ 62.929579][ T10] dvb-usb: bulk message failed: -22 (3/0) [ 62.935387][ T10] dw2102: command 0x0e transfer failed. openat(AT_FDCWD, "/dev/i2c-1", O_ACCMODE|FASYNC) = 4 [ 63.242381][ T10] dvb-usb: bulk message failed: -22 (3/0) [ 63.248113][ T10] dw2102: command 0x0e transfer failed. [ 63.253688][ T10] dvb-usb: bulk message failed: -22 (3/0) [ 63.259406][ T10] dw2102: command 0x0e transfer failed. [ 63.264976][ T10] dvb-usb: bulk message failed: -22 (1/0) [ 63.270680][ T10] dw2102: command 0x51 transfer failed. [ 63.276239][ T10] dvb-usb: bulk message failed: -22 (5/0) [ 63.281945][ T10] dw2102: i2c probe for address 0x68 failed. [ 63.287935][ T10] dvb-usb: bulk message failed: -22 (5/0) [ 63.293678][ T10] dw2102: i2c probe for address 0x69 failed. [ 63.299656][ T10] dvb-usb: bulk message failed: -22 (5/0) [ 63.305393][ T10] dw2102: i2c probe for address 0x6a failed. [ 63.311363][ T10] dw2102: probing for demodulator failed. Is the external power switched on? [ 63.311475][ T5865] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] SMP KASAN PTI [ 63.320172][ T10] dvb-usb: no frontend was attached by 'TeVii S482 (tuner 2)' [ 63.331962][ T5865] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] [ 63.331986][ T5865] CPU: 1 UID: 0 PID: 5865 Comm: syz-executor259 Not tainted 6.17.0-rc1-syzkaller-00224-g8d561baae505 #0 PREEMPT(full) [ 63.360195][ T5865] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 63.370251][ T5865] RIP: 0010:su3000_i2c_transfer+0x1ad/0x1040 [ 63.376221][ T5865] 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 8d b6 3c fa 49 8b 1f 48 89 d8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 0f 85 5f 09 00 00 0f b6 1b 48 8b 44 24 38 42 [ 63.392413][ T10] rc_core: IR keymap rc-tt-1500 not found [ 63.395803][ T5865] RSP: 0018:ffffc9000411faa8 EFLAGS: 00010202 [ 63.401501][ T10] Registered IR keymap rc-empty [ 63.401503][ T5865] [ 63.402137][ T10] rc rc0: TeVii S482 (tuner 2) as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc0 [ 63.407546][ T5865] RAX: 0000000000000002 RBX: 0000000000000010 RCX: 0000000000000003 [ 63.407559][ T5865] RDX: ffffffff87e65d05 RSI: ffffffff8f0d3a50 RDI: 0000000000001900 [ 63.407571][ T5865] RBP: 0000000000000000 R08: ffff888032dd0000 R09: 0000000000000002 [ 63.407582][ T5865] R10: 0000000000001a00 R11: 0000000000000000 R12: dffffc0000000000 [ 63.407594][ T5865] R13: 1ffff1100fb25968 R14: 0000000000000002 R15: ffff88807d92cb48 [ 63.414438][ T10] input: TeVii S482 (tuner 2) as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc0/input5 [ 63.414722][ T5865] FS: 000055556ae14380(0000) GS:ffff888125d1b000(0000) knlGS:0000000000000000 [ 63.425858][ T10] dvb-usb: schedule remote query interval to 250 msecs. [ 63.431665][ T5865] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.439929][ T10] dw2102: su3000_power_ctrl: 0, initialized 1 [ 63.447573][ T5865] CR2: 000055b6f1430230 CR3: 000000007277a000 CR4: 00000000003526f0 [ 63.447591][ T5865] Call Trace: [ 63.447598][ T5865] [ 63.447606][ T5865] ? i2cdev_ioctl+0x64b/0x7f0 [ 63.447641][ T5865] __i2c_transfer+0x871/0x2170 [ 63.447671][ T5865] ? __pfx___i2c_transfer+0x10/0x10 [ 63.447698][ T5865] ? rt_mutex_lock_nested+0x15e/0x1e0 [ 63.447716][ T5865] ? i2c_transfer+0x120/0x3a0 [ 63.447740][ T5865] i2c_transfer+0x25b/0x3a0 [ 63.447765][ T5865] ? lock_release+0x4b/0x3e0 [ 63.447790][ T5865] ? __pfx_i2c_transfer+0x10/0x10 [ 63.456569][ T10] dvb-usb: TeVii S482 (tuner 2) successfully initialized and connected. [ 63.463701][ T5865] ? __might_fault+0xcc/0x130 [ 63.463728][ T5865] ? _copy_from_user+0x94/0xb0 [ 63.571970][ T5865] i2cdev_ioctl_rdwr+0x460/0x740 [ 63.576915][ T5865] i2cdev_ioctl+0x64b/0x7f0 [ 63.581410][ T5865] ? __pfx_i2cdev_ioctl+0x10/0x10 [ 63.586429][ T5865] ? bpf_lsm_file_ioctl+0x9/0x20 [ 63.591358][ T5865] ? __pfx_i2cdev_ioctl+0x10/0x10 [ 63.596374][ T5865] __se_sys_ioctl+0xf9/0x170 [ 63.600962][ T5865] do_syscall_64+0xfa/0x3b0 [ 63.605461][ T5865] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 63.611515][ T5865] ? clear_bhb_loop+0x60/0xb0 [ 63.616180][ T5865] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 63.622056][ T5865] RIP: 0033:0x7fc919191e19 [ 63.626467][ 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 [ 63.646061][ T5865] RSP: 002b:00007ffcc5ebd038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 63.654463][ T5865] RAX: ffffffffffffffda RBX: 00007fc9191cd533 RCX: 00007fc919191e19 [ 63.662426][ T5865] RDX: 0000200000000a40 RSI: 0000000000000707 RDI: 0000000000000004 [ 63.670382][ T5865] RBP: 00007fc919205610 R08: 0000000000002a00 R09: 00007ffcc5ebd208 [ 63.678339][ T5865] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000001 [ 63.686299][ T5865] R13: 00007ffcc5ebd1f8 R14: 0000000000000001 R15: 0000000000000001 [ 63.694261][ T5865] [ 63.697262][ T5865] Modules linked in: [ 63.701515][ T5865] ---[ end trace 0000000000000000 ]--- [ 63.711488][ T5865] RIP: 0010:su3000_i2c_transfer+0x1ad/0x1040 [ 63.725377][ T5865] 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 8d b6 3c fa 49 8b 1f 48 89 d8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 0f 85 5f 09 00 00 0f b6 1b 48 8b 44 24 38 42 [ 63.745429][ T5865] RSP: 0018:ffffc9000411faa8 EFLAGS: 00010202 [ 63.751753][ T5865] RAX: 0000000000000002 RBX: 0000000000000010 RCX: 0000000000000003 [ 63.761452][ T5865] RDX: ffffffff87e65d05 RSI: ffffffff8f0d3a50 RDI: 0000000000001900 [ 63.769497][ T5865] RBP: 0000000000000000 R08: ffff888032dd0000 R09: 0000000000000002 [ 63.778501][ T5865] R10: 0000000000001a00 R11: 0000000000000000 R12: dffffc0000000000 [ 63.786516][ T5865] R13: 1ffff1100fb25968 R14: 0000000000000002 R15: ffff88807d92cb48 [ 63.794508][ T5865] FS: 000055556ae14380(0000) GS:ffff888125c1b000(0000) knlGS:0000000000000000 [ 63.803452][ T5865] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.810114][ T5865] CR2: 0000562d24ac2168 CR3: 000000007277a000 CR4: 00000000003526f0 [ 63.818109][ T5865] Kernel panic - not syncing: Fatal exception [ 63.824397][ T5865] Kernel Offset: disabled [ 63.828703][ T5865] Rebooting in 86400 seconds..