./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2317318703 <...> Warning: Permanently added '10.128.1.39' (ED25519) to the list of known hosts. execve("./syz-executor2317318703", ["./syz-executor2317318703"], 0x7fff94ef8410 /* 10 vars */) = 0 brk(NULL) = 0x555595091000 brk(0x555595091d00) = 0x555595091d00 arch_prctl(ARCH_SET_FS, 0x555595091380) = 0 set_tid_address(0x555595091650) = 5860 set_robust_list(0x555595091660, 24) = 0 rseq(0x555595091ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2317318703", 4096) = 28 getrandom("\xd9\xcd\x5a\x33\x9d\x42\x0c\xa1", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555595091d00 brk(0x5555950b2d00) = 0x5555950b2d00 brk(0x5555950b3000) = 0x5555950b3000 mprotect(0x7fdad45c1000, 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, 0executing program ) = 0x200001000000 write(1, "executing program\n", 18) = 18 openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffe40daaa40) = 0 ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe40da9a30) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 [ 68.314428][ T45] usb 1-1: new high-speed USB device number 2 using dummy_hcd ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe40da9a30) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe40da9a30) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe40da9a30) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe40da9a30) = 0 [ 68.464438][ T45] usb 1-1: Using ep0 maxpacket: 8 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe40da9a30) = 9 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe40da9a30) = 18 [ 68.503803][ T45] usb 1-1: unable to get BOS descriptor or descriptor too short ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe40da9a30) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe40da9a30) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe40da9a30) = 0 [ 68.545615][ T45] usb 1-1: config 4 has an invalid interface number: 30 but max is 0 [ 68.554048][ T45] usb 1-1: config 4 has no interface number 0 [ 68.560420][ T45] usb 1-1: config 4 interface 30 has no altsetting 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe40da9a30) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe40da9a30) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe40da9a30) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe40daaa40) = 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, 0x7ffe40da9a30) = 0 [ 68.633211][ T45] usb 1-1: string descriptor 0 read error: -22 [ 68.639783][ T45] usb 1-1: New USB device found, idVendor=9022, idProduct=d484, bcdDevice=ff.88 [ 68.649019][ T45] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 68.683049][ T45] dvb-usb: found a 'TeVii S482 (tuner 2)' in warm state. [ 68.690346][ T45] dw2102: su3000_power_ctrl: 1, initialized 0 [ 68.696463][ T45] dvb-usb: bulk message failed: -22 (2/0) [ 68.703390][ T45] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer. [ 68.713040][ T45] dvbdev: DVB: registering new adapter (TeVii S482 (tuner 2)) [ 68.720628][ T45] usb 1-1: media controller created [ 68.725894][ T45] dvb-usb: bulk message failed: -22 (6/0) [ 68.731624][ T45] dw2102: i2c transfer failed. [ 68.736573][ T45] dvb-usb: bulk message failed: -22 (6/0) [ 68.742325][ T45] dw2102: i2c transfer failed. [ 68.747241][ T45] dvb-usb: bulk message failed: -22 (6/0) [ 68.752994][ T45] dw2102: i2c transfer failed. [ 68.757907][ T45] dvb-usb: bulk message failed: -22 (6/0) [ 68.763913][ T45] dw2102: i2c transfer failed. [ 68.768736][ T45] dvb-usb: bulk message failed: -22 (6/0) [ 68.774523][ T45] dw2102: i2c transfer failed. [ 68.779290][ T45] dvb-usb: bulk message failed: -22 (6/0) [ 68.785030][ T45] dw2102: i2c transfer failed. [ 68.789814][ T45] dvb-usb: MAC address: 02:02:02:02:02:02 [ 68.801462][ T45] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 68.816468][ T45] dvb-usb: bulk message failed: -22 (3/0) [ 68.822249][ T45] dw2102: command 0x0e transfer failed. [ 68.827915][ T45] dvb-usb: bulk message failed: -22 (3/0) openat(AT_FDCWD, "/dev/i2c-1", O_ACCMODE|FASYNC) = 4 [ 68.833738][ T45] dw2102: command 0x0e transfer failed. [ 69.144396][ T45] dvb-usb: bulk message failed: -22 (3/0) [ 69.150140][ T45] dw2102: command 0x0e transfer failed. [ 69.155756][ T45] dvb-usb: bulk message failed: -22 (3/0) [ 69.161531][ T45] dw2102: command 0x0e transfer failed. [ 69.167350][ T45] dvb-usb: bulk message failed: -22 (1/0) [ 69.173114][ T45] dw2102: command 0x51 transfer failed. [ 69.178772][ T45] dvb-usb: bulk message failed: -22 (5/0) [ 69.184617][ T45] dw2102: i2c probe for address 0x68 failed. [ 69.190613][ T45] dvb-usb: bulk message failed: -22 (5/0) [ 69.196407][ T45] dw2102: i2c probe for address 0x69 failed. [ 69.202442][ T45] dvb-usb: bulk message failed: -22 (5/0) [ 69.208285][ T45] dw2102: i2c probe for address 0x6a failed. [ 69.214365][ T5860] dvb-usb: bulk message failed: -22 (1/0) [ 69.220113][ T5860] dw2102: i2c transfer failed. [ 69.224985][ T45] dw2102: probing for demodulator failed. Is the external power switched on? [ 69.225356][ T5860] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] SMP KASAN PTI [ 69.233759][ T45] dvb-usb: no frontend was attached by 'TeVii S482 (tuner 2)' [ 69.245640][ T5860] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] [ 69.245663][ T5860] CPU: 0 UID: 0 PID: 5860 Comm: syz-executor231 Not tainted 6.17.0-rc1-syzkaller-00224-g8d561baae505 #0 PREEMPT(full) [ 69.245684][ T5860] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 69.245695][ T5860] RIP: 0010:su3000_i2c_transfer+0x2e3/0x1040 [ 69.245723][ T5860] 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 [ 69.304461][ T45] rc_core: IR keymap rc-tt-1500 not found [ 69.309609][ T5860] RSP: 0018:ffffc90003e7faa8 EFLAGS: 00010202 [ 69.315425][ T45] Registered IR keymap rc-empty [ 69.321418][ T5860] RAX: 0000000000000002 RBX: 0000000000000010 RCX: d9aa0cad58527f00 [ 69.327435][ T45] rc rc0: TeVii S482 (tuner 2) as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc0 [ 69.334228][ T5860] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 69.344607][ T45] input: TeVii S482 (tuner 2) as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc0/input5 [ 69.351199][ T5860] RBP: 0000000000000000 R08: ffffc90003e7f7c7 R09: 1ffff920007cfef8 [ 69.368765][ T5860] R10: dffffc0000000000 R11: fffff520007cfef9 R12: 0000000000000001 [ 69.376758][ T5860] R13: dffffc0000000000 R14: 0000000000000011 R15: ffff888027585288 [ 69.384736][ T5860] FS: 0000555595091380(0000) GS:ffff888125c1b000(0000) knlGS:0000000000000000 [ 69.393672][ T5860] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.400257][ T5860] CR2: 000055fcc8e53238 CR3: 0000000071b5e000 CR4: 00000000003526f0 [ 69.408267][ T5860] Call Trace: [ 69.411549][ T5860] [ 69.414483][ T5860] ? i2cdev_ioctl+0x64b/0x7f0 [ 69.419181][ T5860] __i2c_transfer+0x871/0x2170 [ 69.423959][ T5860] ? __pfx___i2c_transfer+0x10/0x10 [ 69.429166][ T5860] ? rt_mutex_lock_nested+0x15e/0x1e0 [ 69.434542][ T5860] ? i2c_transfer+0x120/0x3a0 [ 69.439229][ T5860] i2c_transfer+0x25b/0x3a0 [ 69.443746][ T5860] ? lock_release+0x4b/0x3e0 [ 69.448603][ T5860] ? __pfx_i2c_transfer+0x10/0x10 [ 69.453634][ T5860] ? __might_fault+0xcc/0x130 [ 69.458331][ T5860] ? _copy_from_user+0x94/0xb0 [ 69.463121][ T5860] i2cdev_ioctl_rdwr+0x460/0x740 [ 69.468097][ T5860] i2cdev_ioctl+0x64b/0x7f0 [ 69.472649][ T5860] ? __pfx_i2cdev_ioctl+0x10/0x10 [ 69.477690][ T5860] ? bpf_lsm_file_ioctl+0x9/0x20 [ 69.482630][ T5860] ? __pfx_i2cdev_ioctl+0x10/0x10 [ 69.487662][ T5860] __se_sys_ioctl+0xf9/0x170 [ 69.492256][ T5860] do_syscall_64+0xfa/0x3b0 [ 69.496768][ T5860] ? rcu_is_watching+0x15/0xb0 [ 69.501622][ T5860] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 69.507687][ T5860] ? clear_bhb_loop+0x60/0xb0 [ 69.512365][ T5860] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 69.518294][ T5860] RIP: 0033:0x7fdad454de99 [ 69.522714][ T5860] 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 [ 69.542322][ T5860] RSP: 002b:00007ffe40daba98 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 69.550742][ T5860] RAX: ffffffffffffffda RBX: 0000200000000000 RCX: 00007fdad454de99 [ 69.558739][ T5860] RDX: 0000200000000a40 RSI: 0000000000000707 RDI: 0000000000000004 [ 69.566731][ T5860] RBP: 00007fdad45c1610 R08: 00232d6332692f76 R09: 00007ffe40dabc68 [ 69.574699][ T5860] R10: 000000000000000f R11: 0000000000000246 R12: 0000000000000001 [ 69.582669][ T5860] R13: 00007ffe40dabc58 R14: 0000000000000001 R15: 0000000000000001 [ 69.590640][ T5860] [ 69.593657][ T5860] Modules linked in: [ 69.597766][ T5860] ---[ end trace 0000000000000000 ]--- [ 69.602364][ T45] dvb-usb: schedule remote query interval to 250 msecs. [ 69.610299][ T5860] RIP: 0010:su3000_i2c_transfer+0x2e3/0x1040 [ 69.610336][ T5860] 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 [ 69.610353][ T5860] RSP: 0018:ffffc90003e7faa8 EFLAGS: 00010202 [ 69.610374][ T5860] RAX: 0000000000000002 RBX: 0000000000000010 RCX: d9aa0cad58527f00 [ 69.610388][ T5860] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 69.610402][ T5860] RBP: 0000000000000000 R08: ffffc90003e7f7c7 R09: 1ffff920007cfef8 [ 69.610424][ T5860] R10: dffffc0000000000 R11: fffff520007cfef9 R12: 0000000000000001 [ 69.610438][ T5860] R13: dffffc0000000000 R14: 0000000000000011 R15: ffff888027585288 [ 69.610454][ T5860] FS: 0000555595091380(0000) GS:ffff888125c1b000(0000) knlGS:0000000000000000 [ 69.610471][ T5860] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.610485][ T5860] CR2: 000055fcc8e53238 CR3: 0000000071b5e000 CR4: 00000000003526f0 [ 69.610507][ T5860] Kernel panic - not syncing: Fatal exception [ 69.610793][ T5860] Kernel Offset: disabled