ci-upstream-linux-next-kasan-gce-root/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci-upstream-linux-next-kasan-gce-root/syz-executor1187055568 <...> Warning: Permanently added '10.128.0.103' (ED25519) to the list of known hosts. execve("ci-upstream-linux-next-kasan-gce-root/syz-executor1187055568", ["ci-upstream-linux-next-kasan-gce-root/syz-executor1187055568"], 0x7ffedeaf4d90 /* 10 vars */) = 0 brk(NULL) = 0x55559001b000 brk(0x55559001bd80) = 0x55559001bd80 arch_prctl(ARCH_SET_FS, 0x55559001b400) = 0 set_tid_address(0x55559001b6d0) = 5631 set_robust_list(0x55559001b6e0, 24) = 0 rseq({cpu_id_start=0, cpu_id=RSEQ_CPU_ID_UNINITIALIZED, rseq_cs=NULL, flags=0, node_id=0, mm_cid=0, slice_ctrl={request=0, granted=0, __reserved=0}, __reserved=0}, 33, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlinkat(AT_FDCWD, "/proc/self/exe", "/root/ci-upstream-linux-next-kasan-gce-root/syz-executor1187055568", 4096) = 66 getrandom("\x66\xc2\xa0\x6b\x22\x7f\xe0\x73", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55559001bd80 brk(0x55559003cd80) = 0x55559003cd80 brk(0x55559003d000) = 0x55559003d000 mprotect(0x7fb86da3a000, 20480, 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 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x55559001b6d0) = 5632 ci-upstream-linux-next-kasan-gce-root/strace-static-x86_64: Process 5632 attached [pid 5631] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5632] set_robust_list(0x55559001b6e0, 24) = 0 [pid 5632] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5632] setpgid(0, 0) = 0 [pid 5632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5632] write(3, "1000", 4) = 4 [pid 5632] close(3) = 0 [pid 5632] write(1, "executing program\n", 18) = 18 executing program [pid 5632] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 5632] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffe04613df0) = 0 [pid 5632] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe04613df0) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe04613df0) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe04613df0) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe04613df0) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe04612de0) = 18 [pid 5632] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe04613df0) = 0 [ 76.584166][ T25] usb 1-1: new high-speed USB device number 2 using dummy_hcd [pid 5632] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe04613df0) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe04613df0) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe04612de0) = 18 [pid 5632] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe04613df0) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe04612de0) = 9 [pid 5632] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe04613df0) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe04612de0) = 25 [pid 5632] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe04613df0) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe04612de0) = 4 [pid 5632] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe04613df0) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe04612de0) = 8 [pid 5632] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe04613df0) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe04612de0) = 8 [pid 5632] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe04613df0) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffe04612de0) = 8 [pid 5632] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe04613df0) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0xfa) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fb86da40b4c) = 10 [pid 5632] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffe04612de0) = 0 [ 76.746308][ T25] usb 1-1: New USB device found, idVendor=eb1a, idProduct=2800, bcdDevice= 1.00 [ 76.765055][ T25] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 76.765084][ T25] usb 1-1: Product: syz [ 76.765677][ T25] usb 1-1: Manufacturer: syz [ 76.765692][ T25] usb 1-1: SerialNumber: syz [ 76.799180][ T25] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (eb1a:2800, interface 0, class 0) [ 76.799215][ T25] em28xx 1-1:1.0: Video interface 0 found: bulk [pid 5632] exit_group(0) = ? [pid 5632] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5632, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDci-upstream-linux-next-kasan-gce-root/strace-static-x86_64: Process 5637 attached , child_tidptr=0x55559001b6d0) = 5637 [pid 5637] set_robust_list(0x55559001b6e0, 24) = 0 [pid 5631] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5637] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5637] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5637] setpgid(0, 0) = 0 [pid 5637] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5637] write(3, "1000", 4) = 4 [pid 5637] close(3) = 0 executing program [pid 5637] write(1, "executing program\n", 18) = 18 [pid 5637] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 5637] ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffe04613df0) = 0 [pid 5637] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 5637] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffe04613df0) = 0 [ 77.054548][ T25] em28xx 1-1:1.0: unknown em28xx chip ID (0) [ 77.118898][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xa0 (error=-5) [ 77.118954][ T25] em28xx 1-1:1.0: board has no eeprom [ 77.119362][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x0 (error=-5) [ 77.119731][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x2 (error=-5) [ 77.120086][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x4 (error=-5) [ 77.120438][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x6 (error=-5) [ 77.120848][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x8 (error=-5) [ 77.121466][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xa (error=-5) [ 77.122276][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xc (error=-5) [ 77.122686][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xe (error=-5) [ 77.123053][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x10 (error=-5) [ 77.123416][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x12 (error=-5) [ 77.123775][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x14 (error=-5) [ 77.124710][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x16 (error=-5) [ 77.125068][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x18 (error=-5) [ 77.125424][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x1a (error=-5) [ 77.126374][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x1c (error=-5) [ 77.126738][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x1e (error=-5) [ 77.127100][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x20 (error=-5) [ 77.127454][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x22 (error=-5) [ 77.128049][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x24 (error=-5) [ 77.128410][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x26 (error=-5) [ 77.128765][ T25] em28xx 1-1:1.0: failed to trigger read fr ** replaying previous printk message ** [ 77.128765][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x28 (error=-5) [ 77.129116][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x2a (error=-5) [ 77.129466][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x2c (error=-5) [ 77.129821][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x2e (error=-5) [ 77.130172][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x30 (error=-5) [ 77.130523][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x32 (error=-5) [ 77.130879][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x34 (error=-5) [ 77.131227][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x36 (error=-5) [ 77.131583][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x38 (error=-5) [ 77.131938][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x3a (error=-5) [ 77.132293][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x3c (error=-5) [ 77.132644][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x3e (error=-5) [ 77.133344][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x40 (error=-5) [ 77.133700][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x42 (error=-5) [ 77.134719][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x44 (error=-5) [ 77.135313][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x46 (error=-5) [ 77.135669][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x48 (error=-5) [ 77.136717][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x4a (error=-5) [ 77.137086][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x4c (error=-5) [ 77.137442][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x4e (error=-5) [ 77.137802][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x50 (error=-5) [ 77.138157][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x52 (error=-5) [ 77.138513][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x54 (error=-5) [ 77.138875][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x56 (error=-5) [ 77.139228][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x58 (error=-5) [ 77.139585][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x5a (error=-5) [ 77.139935][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x5c (error=-5) [ 77.140287][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x5e (error=-5) [ 77.140641][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x60 (error=-5) [ 77.140992][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x62 (error=-5) [ 77.141345][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x64 (error=-5) [ 77.141694][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x66 (error=-5) [ 77.142050][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x68 (error=-5) [ 77.142403][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x6a (error=-5) [ 77.142759][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x6c (error=-5) [ 77.143165][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x6e (error=-5) [ 77.143537][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x70 (error=-5) [ 77.143897][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x72 (error=-5) [ 77.144824][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x74 (error=-5) [ 77.145404][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x76 (error=-5) [ 77.145757][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x78 (error=-5) [ 77.146469][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x7a (error=-5) [ 77.147519][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x7c (error=-5) [ 77.148052][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x7e (error=-5) [ 77.148418][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x80 (error=-5) [ 77.148785][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x82 (error=-5) [ 77.149141][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x84 (error=-5) [ 77.149490][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x86 (error=-5) [ 77.149839][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x88 (error=-5) [ 77.150196][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x8a (error=-5) [ 77.150572][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x8c (error=-5) [ 77.150924][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x8e (error=-5) [ 77.151274][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x90 (error=-5) [ 77.151629][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x92 (error=-5) [ 77.151979][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x94 (error=-5) [ 77.152327][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x96 (error=-5) [ 77.152676][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x98 (error=-5) [ 77.153024][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x9a (error=-5) [ 77.153373][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x9c (error=-5) [ 77.155847][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0x9e (error=-5) [ 77.156217][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xa0 (error=-5) [ 77.156579][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xa2 (error=-5) [ 77.156930][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xa4 (error=-5) [ 77.157317][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xa6 (error=-5) [ 77.157696][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xa8 (error=-5) [ 77.158046][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xaa (error=-5) [ 77.158397][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xac (error=-5) [ 77.158768][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xae (error=-5) [ 77.159122][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xb0 (error=-5) [ 77.159477][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xb2 (error=-5) [ 77.159839][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xb4 (error=-5) [ 77.160188][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xb6 (error=-5) [ 77.160544][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xb8 (error=-5) [ 77.160902][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xba (error=-5) [ 77.161251][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xbc (error=-5) [ 77.161606][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xbe (error=-5) [ 77.161972][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xc0 (error=-5) [ 77.162323][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xc2 (error=-5) [ 77.162674][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xc4 (error=-5) [ 77.163024][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xc6 (error=-5) [ 77.163373][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xc8 (error=-5) [ 77.163722][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xca (error=-5) [ 77.164752][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xcc (error=-5) [ 77.165353][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xce (error=-5) [ 77.165713][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xd0 (error=-5) [ 77.166318][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xd2 (error=-5) [ 77.166899][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xd4 (error=-5) [ 77.167736][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xd6 (error=-5) [ 77.168228][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xd8 (error=-5) [ 77.168597][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xda (error=-5) [ 77.168951][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xdc (error=-5) [ 77.169303][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xde (error=-5) [ 77.169652][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xe0 (error=-5) [ 77.170001][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xe2 (error=-5) [ 77.170352][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xe4 (error=-5) [ 77.170703][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xe6 (error=-5) [ 77.171051][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xe8 (error=-5) [ 77.171400][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xea (error=-5) [ 77.171755][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xec (error=-5) [ 77.172104][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xee (error=-5) [ 77.172453][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xf0 (error=-5) [ 77.172812][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xf2 (error=-5) [ 77.173162][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xf4 (error=-5) [ 77.173512][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xf6 (error=-5) [ 77.173867][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xf8 (error=-5) [ 77.174792][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xfa (error=-5) [ 77.175375][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xfc (error=-5) [ 77.175742][ T25] em28xx 1-1:1.0: failed to trigger read from i2c address 0xfe (error=-5) [ 77.175765][ T25] em28xx 1-1:1.0: Your board has no unique USB ID and thus need a hint to be detected. [ 77.175765][ T25] You may try to use card= insmod option to workaround that. [ 77.175765][ T25] Please send an email with this log to: [ 77.175765][ T25] V4L Mailing List [ 77.175765][ T25] Board eeprom hash is 0x00000000 [ 77.175765][ T25] Board i2c devicelist hash is 0x1b800080 [ 77.175789][ T25] em28xx 1-1:1.0: Here is a list of valid choices for the card= insmod option: [ 77.175801][ T25] em28xx 1-1:1.0: card=0 -> Unknown EM2800 video grabber [ 77.175815][ T25] em28xx 1-1:1.0: card=1 -> Unknown EM2750/28xx video grabber [ 77.175828][ T25] em28xx 1-1:1.0: card=2 -> Terratec Cinergy 250 USB [ 77.175842][ T25] em28xx 1-1:1.0: card=3 -> Pinnacle PCTV USB 2 [ 77.175855][ T25] em28xx 1-1:1.0: card=4 -> Hauppauge WinTV USB 2 [ 77.175868][ T25] em28xx 1-1:1.0: card=5 -> MSI VOX USB 2.0 [ 77.175881][ T25] em28xx 1-1:1.0: card=6 -> Terratec Cinergy 200 USB [ 77.175894][ T25] em28xx 1-1:1.0: card=7 -> Leadtek Winfast USB II [ 77.175907][ T25] em28xx 1-1:1.0: card=8 -> Kworld USB2800 [ 77.175920][ T25] em28xx 1-1:1.0: card=9 -> Pinnacle Dazzle DVC 90/100/101/107 / Kaiser Baas Video to DVD maker / Kworld DVD Maker 2 / Plextor ConvertX PX-AV100U [ 77.175938][ T25] em28xx 1-1:1.0: card=10 -> Hauppauge WinTV HVR 900 [ 77.175951][ T25] em28xx 1-1:1.0: card=11 -> Terratec Hybrid XS [ 77.175964][ T25] em28xx 1-1:1.0: card=12 -> Kworld PVR TV 2800 RF [ 77.175977][ T25] em28xx 1-1:1.0: card=13 -> Terratec Prodigy XS [ 77.175990][ T25] em28xx 1-1:1.0: card=14 -> SIIG AVTuner-PVR / Pixelview Prolink PlayTV USB 2.0 [ 77.176005][ T25] em28xx 1-1:1.0: card=15 -> V-Gear PocketTV [ 77.176018][ T25] em28xx 1-1:1.0: card=16 -> Hauppauge WinTV HVR 950 [ 77.176030][ T25] em28xx 1-1:1.0: card=17 -> Pinnacle PCTV HD Pro Stick [ 77.176044][ T25] em28xx 1-1:1.0: card=18 -> Hauppauge WinTV HVR 900 (R2) [ 77.176057][ T25] em28xx 1-1:1.0: card=19 -> EM2860/SAA711X Reference Design [ 77.176071][ T25] em28xx 1-1:1.0: card=20 -> AMD ATI TV Wonder HD 600 [ 77.176084][ T25] em28xx 1-1:1.0: card=21 -> eMPIA Technology, Inc. GrabBeeX+ Video Encoder [ 77.176098][ T25] em28xx 1-1:1.0: card=22 -> EM2710/EM2750/EM2751 webcam grabber [ 77.176112][ T25] em28xx 1-1:1.0: card=23 -> Huaqi DLCW-130 [ 77.176148][ T25] em28xx 1-1:1.0: card=24 -> D-Link DUB-T210 TV Tuner [ 77.176162][ T25] em28xx 1-1:1.0: card=25 -> Gadmei UTV310 [ 77.176175][ T25] em28xx 1-1:1.0: card=26 -> Hercules Smart TV USB 2.0 [ 77.176188][ T25] em28xx 1-1:1.0: card=27 -> Pinnacle PCTV USB 2 (Philips FM1216ME) [ 77.176202][ T25] em28xx 1-1:1.0: card=28 -> Leadtek Winfast USB II Deluxe [ 77.176216][ T25] em28xx 1-1:1.0: card=29 -> EM2860/TVP5150 Reference Design [ 77.176230][ T25] em28xx 1-1:1.0: card=30 -> Videology 20K14XUSB USB2.0 [ 77.176243][ T25] em28xx 1-1:1.0: card=31 -> Usbgear VD204v9 [ 77.176256][ T25] em28xx 1-1:1.0: card=32 -> Supercomp USB 2.0 TV [ 77.176270][ T25] em28xx 1-1:1.0: card=33 -> Elgato Video Capture [ 77.176283][ T25] em28xx 1-1:1.0: card=34 -> Terratec Cinergy A Hybrid XS [ 77.176296][ T25] em28xx 1-1:1.0: card=35 -> Typhoon DVD Maker [ 77.176309][ T25] em28xx 1-1:1.0: card=36 -> NetGMBH Cam [ 77.176322][ T25] em28xx 1-1:1.0: card=37 -> Gadmei UTV330 [ 77.176335][ T25] em28xx 1-1:1.0: card=38 -> Yakumo MovieMixer [ 77.176348][ T25] em28xx 1-1:1.0: card=39 -> KWorld PVRTV 300U [ 77.176361][ T25] em28xx 1-1:1.0: card=40 -> Plextor ConvertX PX-TV100U [ 77.176375][ T25] em28xx 1-1:1.0: card=41 -> Kworld 350 U DVB-T [ 77.176387][ T25] em28xx 1-1:1.0: card=42 -> Kworld 355 U DVB-T [ 77.176400][ T25] em28xx 1-1:1.0: card=43 -> Terratec Cinergy T XS [ 77.176414][ T25] em28xx 1-1:1.0: card=44 -> Terratec Cinergy T XS (MT2060) [ 77.176427][ T25] em28xx 1-1:1.0: card=45 -> Pinnacle PCTV DVB-T [ 77.176441][ T25] em28xx 1-1:1.0: card=46 -> Compro, VideoMate U3 [ 77.176454][ T25] em28xx 1-1:1.0: card=47 -> KWorld DVB-T 305U [ 77.176467][ T25] em28xx 1-1:1.0: card=48 -> KWorld DVB-T 310U [ 77.176479][ T25] em28xx 1-1:1.0: card=49 -> MSI DigiVox A/D [ 77.176492][ T25] em28xx 1-1:1.0: card=50 -> MSI DigiVox A/D II [ 77.176506][ T25] em28xx 1-1:1.0: card=51 -> Terratec Hybrid XS Secam [ 77.176519][ T25] em28xx 1-1:1.0: card=52 -> DNT DA2 Hybrid [ 77.176538][ T25] em28xx 1-1:1.0: card=53 -> Pinnacle Hybrid Pro [ 77.176551][ T25] em28xx 1-1:1.0: card=54 -> Kworld VS-DVB-T 323UR [ 77.176565][ T25] em28xx 1-1:1.0: card=55 -> Terratec Cinergy Hybrid T USB XS (em2882) [ 77.176578][ T25] em28xx 1-1:1.0: card=56 -> Pinnacle Hybrid Pro (330e) [ 77.176591][ T25] em28xx 1-1:1.0: card=57 -> Kworld PlusTV HD Hybrid 330 [ 77.176605][ T25] em28xx 1-1:1.0: card=58 -> Compro VideoMate ForYou/Stereo [ 77.176619][ T25] em28xx 1-1:1.0: card=59 -> Pinnacle PCTV HD Mini [ 77.176632][ T25] em28xx 1-1:1.0: card=60 -> Hauppauge WinTV HVR 850 [ 77.176645][ T25] em28xx 1-1:1.0: card=61 -> Pixelview PlayTV Box 4 USB 2.0 [ 77.176659][ T25] em28xx 1-1:1.0: card=62 -> Gadmei TVR200 [ 77.176672][ T25] em28xx 1-1:1.0: card=63 -> Kaiomy TVnPC U2 [ 77.176685][ T25] em28xx 1-1:1.0: card=64 -> Easy Cap Capture DC-60 [ 77.176698][ T25] em28xx 1-1:1.0: card=65 -> IO-DATA GV-MVP/SZ [ 77.176711][ T25] em28xx 1-1:1.0: card=66 -> Empire dual TV [ 77.176724][ T25] em28xx 1-1:1.0: card=67 -> Terratec Grabby [ 77.176737][ T25] em28xx 1-1:1.0: card=68 -> Terratec AV350 [ 77.176750][ T25] em28xx 1-1:1.0: card=69 -> KWorld ATSC 315U HDTV TV Box [ 77.176764][ T25] em28xx 1-1:1.0: card=70 -> Evga inDtube [ 77.176776][ T25] em28xx 1-1:1.0: card=71 -> Silvercrest Webcam 1.3mpix [ 77.176790][ T25] em28xx 1-1:1.0: card=72 -> Gadmei UTV330+ [ 77.176803][ T25] em28xx 1-1:1.0: card=73 -> Reddo DVB-C USB TV Box [ 77.176816][ T25] em28xx 1-1:1.0: card=74 -> Actionmaster/LinXcel/Digitus VC211A [ 77.176830][ T25] em28xx 1-1:1.0: card=75 -> Dikom DK300 [ 77.176843][ T25] em28xx 1-1:1.0: card=76 -> KWorld PlusTV 340U or UB435-Q (ATSC) [ 77.176857][ T25] em28xx 1-1:1.0: card=77 -> EM2874 Leadership ISDBT [ 77.176869][ T25] em28xx 1-1:1.0: card=78 -> PCTV nanoStick T2 290e [ 77.176883][ T25] em28xx 1-1:1.0: card=79 -> Terratec Cinergy H5 [ 77.176896][ T25] em28xx 1-1:1.0: card=80 -> PCTV DVB-S2 Stick (460e) [ 77.176910][ T25] em28xx 1-1:1.0: card=81 -> Hauppauge WinTV HVR 930C [ 77.176923][ T25] em28xx 1-1:1.0: card=82 -> Terratec Cinergy HTC Stick [ 77.176936][ T25] em28xx 1-1:1.0: card=83 -> Honestech Vidbox NW03 [ 77.176950][ T25] em28xx 1-1:1.0: card=84 -> MaxMedia UB425-TC [ 77.176963][ T25] em28xx 1-1:1.0: card=85 -> PCTV QuatroStick (510e) [ 77.176976][ T25] em28xx 1-1:1.0: card=86 -> PCTV QuatroStick nano (520e) [ 77.176990][ T25] em28xx 1-1:1.0: card=87 -> Terratec Cinergy HTC USB XS [ 77.177003][ T25] em28xx 1-1:1.0: card=88 -> C3 Tech Digital Duo HDTV/SDTV USB [ 77.177017][ T25] em28xx 1-1:1.0: card=89 -> Delock 61959 [ 77.177030][ T25] em28xx 1-1:1.0: card=90 -> KWorld USB ATSC TV Stick UB435-Q V2 [ 77.177044][ T25] em28xx 1-1:1.0: card=91 -> SpeedLink Vicious And Devine Laplace webcam [ 77.177058][ T25] em28xx 1-1:1.0: card=92 -> PCTV DVB-S2 Stick (461e) [ 77.177071][ T25] em28xx 1-1:1.0: card=93 -> KWorld USB ATSC TV Stick UB435-Q V3 [ 77.177085][ T25] em28xx 1-1:1.0: card=94 -> PCTV tripleStick (292e) [ 77.177098][ T25] em28xx 1-1:1.0: card=95 -> Leadtek VC100 [ 77.177111][ T25] em28xx 1-1:1.0: card=96 -> Terratec Cinergy T2 Stick HD [ 77.177125][ T25] em28xx 1-1:1.0: card=97 -> Elgato EyeTV Hybrid 2008 INT [ 77.177138][ T25] em28xx 1-1:1.0: card=98 -> PLEX PX-BCUD [ 77.180440][ T25] em28xx 1-1:1.0: card=99 -> Hauppauge WinTV-dualHD DVB [ 77.180460][ T25] em28xx 1-1:1.0: card=100 -> Hauppauge WinTV-dualHD 01595 ATSC/QAM [ 77.180475][ T25] em28xx 1-1:1.0: card=101 -> Terratec Cinergy H6 rev. 2 [ 77.180488][ T25] em28xx 1-1:1.0: card=102 -> :ZOLID HYBRID TV STICK [ 77.180502][ T25] em28xx 1-1:1.0: card=103 -> Magix USB Videowandler-2 [ 77.180516][ T25] em28xx 1-1:1.0: card=104 -> PCTV DVB-S2 Stick (461e v2) [ 77.180537][ T25] em28xx 1-1:1.0: card=105 -> MyGica iGrabber [ 77.180550][ T25] em28xx 1-1:1.0: card=106 -> Hauppauge USB QuadHD ATSC [ 77.180563][ T25] em28xx 1-1:1.0: card=107 -> MyGica UTV3 Analog USB2.0 TV Box [ 77.180577][ T25] em28xx 1-1:1.0: card=108 -> Hauppauge USB Live2 [ 77.180590][ T25] em28xx 1-1:1.0: card=109 -> Hauppauge WinTV-HVR-935 [ 77.180604][ T25] em28xx 1-1:1.0: card=110 -> Hauppauge WinTV-HVR-955 [ 77.180617][ T25] em28xx 1-1:1.0: card=111 -> Hauppauge WinTV-HVR-975 [ 77.180631][ T25] em28xx 1-1:1.0: card=112 -> PCTV DVB-S2 Stick (461e v3) [ 77.180644][ T25] em28xx 1-1:1.0: card=113 -> StarTech SVID2USB232 [ 77.180658][ T25] em28xx 1-1:1.0: Board not discovered [ 77.180669][ T25] em28xx 1-1:1.0: Identified as Unknown EM2800 video grabber (card=0) [ 77.180684][ T25] em28xx 1-1:1.0: Your board has no unique USB ID and thus need a hint to be detected. [ 77.180684][ T25] You may try to use card= insmod option to workaround that. [ 77.180684][ T25] Please send an email with this log to: [ 77.180684][ T25] V4L Mailing List [ 77.180684][ T25] Board eeprom hash is 0x00000000 [ 77.180684][ T25] Board i2c devicelist hash is 0x1b800080 [ 77.180708][ T25] em28xx 1-1:1.0: Here is a list of valid choices for the card= insmod option: [ 77.180721][ T25] em28xx 1-1:1.0: card=0 -> Unknown EM2800 video grabber [ 77.180734][ T25] em28xx 1-1:1.0: card=1 -> Unknown EM2750/28xx video grabber [ 77.180748][ T25] em28xx 1-1:1.0: card=2 -> Terratec Cinergy 250 USB [ 77.180760][ T25] em28xx 1-1:1.0: card=3 -> Pinnacle PCTV USB 2 [ 77.180773][ T25] em28xx 1-1:1.0: card=4 -> Hauppauge WinTV USB 2 [ 77.180786][ T25] em28xx 1-1:1.0: card=5 -> MSI VOX USB 2.0 [ 77.180799][ T25] em28xx 1-1:1.0: card=6 -> Terratec Cinergy 200 USB [ 77.180812][ T25] em28xx 1-1:1.0: card=7 -> Leadtek Winfast USB II [ 77.180825][ T25] em28xx 1-1:1.0: card=8 -> Kworld USB2800 [ 77.180838][ T25] em28xx 1-1:1.0: card=9 -> Pinnacle Dazzle DVC 90/100/101/107 / Kaiser Baas Video to DVD maker / Kworld DVD Maker 2 / Plextor ConvertX PX-AV100U [ 77.180854][ T25] em28xx 1-1:1.0: card=10 -> Hauppauge WinTV HVR 900 [ 77.180867][ T25] em28xx 1-1:1.0: card=11 -> Terratec Hybrid XS [ 77.180880][ T25] em28xx 1-1:1.0: card=12 -> Kworld PVR TV 2800 RF [ 77.180893][ T25] em28xx 1-1:1.0: card=13 -> Terratec Prodigy XS [ 77.180906][ T25] em28xx 1-1:1.0: card=14 -> SIIG AVTuner-PVR / Pixelview Prolink PlayTV USB 2.0 [ 77.180920][ T25] em28xx 1-1:1.0: card=15 -> V-Gear PocketTV [ 77.180933][ T25] em28xx 1-1:1.0: card=16 -> Hauppauge WinTV HVR 950 [ 77.180946][ T25] em28xx 1-1:1.0: card=17 -> Pinnacle PCTV HD Pro Stick [ 77.180959][ T25] em28xx 1-1:1.0: card=18 -> Hauppauge WinTV HVR 900 (R2) [ 77.180973][ T25] em28xx 1-1:1.0: card=19 -> EM2860/SAA711X Reference Design [ 77.180987][ T25] em28xx 1-1:1.0: card=20 -> AMD ATI TV Wonder HD 600 [ 77.181000][ T25] em28xx 1-1:1.0: card=21 -> eMPIA Technology, Inc. GrabBeeX+ Video Encoder [ 77.181015][ T25] em28xx 1-1:1.0: card=22 -> EM2710/EM2750/EM2751 webcam grabber [ 77.181027][ T25] em28xx 1-1:1.0: card=23 -> Huaqi DLCW-130 [ 77.181037][ T25] em28xx 1-1:1.0: card=24 -> D-Link DUB-T210 TV Tuner [ 77.181048][ T25] em28xx 1-1:1.0: card=25 -> Gadmei UTV310 [ 77.181058][ T25] em28xx 1-1:1.0: card=26 -> Hercules Smart TV USB 2.0 [ 77.181069][ T25] em28xx 1-1:1.0: card=27 -> Pinnacle PCTV USB 2 (Philips FM1216ME) [ 77.181080][ T25] em28xx 1-1:1.0: card=28 -> Leadtek Winfast USB II Deluxe [ 77.181091][ T25] em28xx 1-1:1.0: card=29 -> EM2860/TVP5150 Reference Design [ 77.181103][ T25] em28xx 1-1:1.0: card=30 -> Videology 20K14XUSB USB2.0 [ 77.181116][ T25] em28xx 1-1:1.0: card=31 -> Usbgear VD204v9 [ 77.181129][ T25] em28xx 1-1:1.0: card=32 -> Supercomp USB 2.0 TV [ 77.181142][ T25] em28xx 1-1:1.0: card=33 -> Elgato Video Capture [ 77.181155][ T25] em28xx 1-1:1.0: card=34 -> Terratec Cinergy A Hybrid XS [ 77.181169][ T25] em28xx 1-1:1.0: card=35 -> Typhoon DVD Maker [ 77.181182][ T25] em28xx 1-1:1.0: card=36 -> NetGMBH Cam [ 77.181195][ T25] em28xx 1-1:1.0: card=37 -> Gadmei UTV330 [ 77.181207][ T25] em28xx 1-1:1.0: card=38 -> Yakumo MovieMixer [ 77.181220][ T25] em28xx 1-1:1.0: card=39 -> KWorld PVRTV 300U [ 77.181232][ T25] em28xx 1-1:1.0: card=40 -> Plextor ConvertX PX-TV100U [ 77.181246][ T25] em28xx 1-1:1.0: card=41 -> Kworld 350 U DVB-T [ 77.181259][ T25] em28xx 1-1:1.0: card=42 -> Kworld 355 U DVB-T [ 77.181272][ T25] em28xx 1-1:1.0: card=43 -> Terratec Cinergy T XS [ 77.181286][ T25] em28xx 1-1:1.0: card=44 -> Terratec Cinergy T XS (MT2060) [ 77.181299][ T25] em28xx 1-1:1.0: card=45 -> Pinnacle PCTV DVB-T [ 77.181312][ T25] em28xx 1-1:1.0: card=46 -> Compro, VideoMate U3 [ 77.181325][ T25] em28xx 1-1:1.0: card=47 -> KWorld DVB-T 305U [ 77.181338][ T25] em28xx 1-1:1.0: card=48 -> KWorld DVB-T 310U [ 77.181351][ T25] em28xx 1-1:1.0: card=49 -> MSI DigiVox A/D [ 77.181364][ T25] em28xx 1-1:1.0: card=50 -> MSI DigiVox A/D II [ 77.181377][ T25] em28xx 1-1:1.0: card=51 -> Terratec Hybrid XS Secam [ 77.181391][ T25] em28xx 1-1:1.0: card=52 -> DNT DA2 Hybrid [ 77.181404][ T25] em28xx 1-1:1.0: card=53 -> Pinnacle Hybrid Pro [ 77.181417][ T25] em28xx 1-1:1.0: card=54 -> Kworld VS-DVB-T 323UR [ 77.181430][ T25] em28xx 1-1:1.0: card=55 -> Terratec Cinergy Hybrid T USB XS (em2882) [ 77.181444][ T25] em28xx 1-1:1.0: card=56 -> Pinnacle Hybrid Pro (330e) [ 77.181457][ T25] em28xx 1-1:1.0: card=57 -> Kworld PlusTV HD Hybrid 330 [ 77.181471][ T25] em28xx 1-1:1.0: card=58 -> Compro VideoMate ForYou/Stereo [ 77.181485][ T25] em28xx 1-1:1.0: card=59 -> Pinnacle PCTV HD Mini [ 77.181498][ T25] em28xx 1-1:1.0: card=60 -> Hauppauge WinTV HVR 850 [ 77.181511][ T25] em28xx 1-1:1.0: card=61 -> Pixelview PlayTV Box 4 USB 2.0 [ 77.181541][ T25] em28xx 1-1:1.0: card=62 -> Gadmei TVR200 [ 77.181554][ T25] em28xx 1-1:1.0: card=63 -> Kaiomy TVnPC U2 [ 77.181567][ T25] em28xx 1-1:1.0: card=64 -> Easy Cap Capture DC-60 [ 77.181580][ T25] em28xx 1-1:1.0: card=65 -> IO-DATA GV-MVP/SZ [ 77.181593][ T25] em28xx 1-1:1.0: card=66 -> Empire dual TV [ 77.181607][ T25] em28xx 1-1:1.0: card=67 -> Terratec Grabby [ 77.181620][ T25] em28xx 1-1:1.0: card=68 -> Terratec AV350 [ 77.181632][ T25] em28xx 1-1:1.0: card=69 -> KWorld ATSC 315U HDTV TV Box [ 77.181645][ T25] em28xx 1-1:1.0: card=70 -> Evga inDtube [ 77.181658][ T25] em28xx 1-1:1.0: card=71 -> Silvercrest Webcam 1.3mpix [ 77.181672][ T25] em28xx 1-1:1.0: card=72 -> Gadmei UTV330+ [ 77.181685][ T25] em28xx 1-1:1.0: card=73 -> Reddo DVB-C USB TV Box [ 77.181698][ T25] em28xx 1-1:1.0: card=74 -> Actionmaster/LinXcel/Digitus VC211A [ 77.181712][ T25] em28xx 1-1:1.0: card=75 -> Dikom DK300 [ 77.181724][ T25] em28xx 1-1:1.0: card=76 -> KWorld PlusTV 340U or UB435-Q (ATSC) [ 77.181738][ T25] em28xx 1-1:1.0: card=77 -> EM2874 Leadership ISDBT [ 77.181752][ T25] em28xx 1-1:1.0: card=78 -> PCTV nanoStick T2 290e [ 77.181765][ T25] em28xx 1-1:1.0: card=79 -> Terratec Cinergy H5 [ 77.185239][ T25] em28xx 1-1:1.0: card=80 -> PCTV DVB-S2 Stick (460e) [ 77.185255][ T25] em28xx 1-1:1.0: card=81 -> Hauppauge WinTV HVR 930C [ 77.185268][ T25] em28xx 1-1:1.0: card=82 -> Terratec Cinergy HTC Stick [ 77.185282][ T25] em28xx 1-1:1.0: card=83 -> Honestech Vidbox NW03 [ 77.185295][ T25] em28xx 1-1:1.0: card=84 -> MaxMedia UB425-TC [ 77.185309][ T25] em28xx 1-1:1.0: card=85 -> PCTV QuatroStick (510e) [ 77.185333][ T25] em28xx 1-1:1.0: card=86 -> PCTV QuatroStick nano (520e) [ 77.185347][ T25] em28xx 1-1:1.0: card=87 -> Terratec Cinergy HTC USB XS [ 77.185360][ T25] em28xx 1-1:1.0: card=88 -> C3 Tech Digital Duo HDTV/SDTV USB [ 77.185374][ T25] em28xx 1-1:1.0: card=89 -> Delock 61959 [ 77.185386][ T25] em28xx 1-1:1.0: card=90 -> KWorld USB ATSC TV Stick UB435-Q V2 [ 77.185400][ T25] em28xx 1-1:1.0: card=91 -> SpeedLink Vicious And Devine Laplace webcam [ 77.185415][ T25] em28xx 1-1:1.0: card=92 -> PCTV DVB-S2 Stick (461e) [ 77.185428][ T25] em28xx 1-1:1.0: card=93 -> KWorld USB ATSC TV Stick UB435-Q V3 [ 77.185442][ T25] em28xx 1-1:1.0: card=94 -> PCTV tripleStick (292e) [ 77.185455][ T25] em28xx 1-1:1.0: card=95 -> Leadtek VC100 [ 77.185467][ T25] em28xx 1-1:1.0: card=96 -> Terratec Cinergy T2 Stick HD [ 77.185481][ T25] em28xx 1-1:1.0: card=97 -> Elgato EyeTV Hybrid 2008 INT [ 77.185494][ T25] em28xx 1-1:1.0: card=98 -> PLEX PX-BCUD [ 77.185507][ T25] em28xx 1-1:1.0: card=99 -> Hauppauge WinTV-dualHD DVB [ 77.185527][ T25] em28xx 1-1:1.0: card=100 -> Hauppauge WinTV-dualHD 01595 ATSC/QAM [ 77.185541][ T25] em28xx 1-1:1.0: card=101 -> Terratec Cinergy H6 rev. 2 [ 77.185555][ T25] em28xx 1-1:1.0: card=102 -> :ZOLID HYBRID TV STICK [ 77.185568][ T25] em28xx 1-1:1.0: card=103 -> Magix USB Videowandler-2 [ 77.185581][ T25] em28xx 1-1:1.0: card=104 -> PCTV DVB-S2 Stick (461e v2) [ 77.185594][ T25] em28xx 1-1:1.0: card=105 -> MyGica iGrabber [ 77.185608][ T25] em28xx 1-1:1.0: card=106 -> Hauppauge USB QuadHD ATSC [ 77.185621][ T25] em28xx 1-1:1.0: card=107 -> MyGica UTV3 Analog USB2.0 TV Box [ 77.185635][ T25] em28xx 1-1:1.0: card=108 -> Hauppauge USB Live2 [ 77.185648][ T25] em28xx 1-1:1.0: card=109 -> Hauppauge WinTV-HVR-935 [ 77.185661][ T25] em28xx 1-1:1.0: card=110 -> Hauppauge WinTV-HVR-955 [ 77.185674][ T25] em28xx 1-1:1.0: card=111 -> Hauppauge WinTV-HVR-975 [ 77.185687][ T25] em28xx 1-1:1.0: card=112 -> PCTV DVB-S2 Stick (461e v3) [ 77.185701][ T25] em28xx 1-1:1.0: card=113 -> StarTech SVID2USB232 [ 77.185730][ T25] em28xx 1-1:1.0: analog set to bulk mode. [ 77.190127][ T986] em28xx 1-1:1.0: Registering V4L2 extension [ 77.212651][ T25] usb 1-1: USB disconnect, device number 2 [ 77.220656][ T25] em28xx 1-1:1.0: Disconnecting em28xx [ 77.302733][ T986] em28xx 1-1:1.0: Config register raw data: 0xffffffed [ 77.302756][ T986] em28xx 1-1:1.0: AC97 chip type couldn't be determined [ 77.302769][ T986] em28xx 1-1:1.0: No AC97 audio processor [ 77.307737][ T986] usb 1-1: Decoder not found [ 77.307755][ T986] em28xx 1-1:1.0: failed to create media graph [ 77.307777][ T986] em28xx 1-1:1.0: V4L2 device video103 deregistered [ 77.311641][ T986] INFO: trying to register non-static key. [ 80.021017][ T986] The code is fine but needs lockdep annotation, or maybe [ 80.028114][ T986] you didn't initialize this object before use? [ 80.034353][ T986] turning off the locking correctness validator. [ 80.040680][ T986] CPU: 1 UID: 0 PID: 986 Comm: kworker/1:2 Not tainted syzkaller #0 PREEMPT(full) [ 80.050209][ T986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 80.060341][ T986] Workqueue: events request_module_async [ 80.065996][ T986] Call Trace: [ 80.069265][ T986] [ 80.072183][ T986] dump_stack_lvl+0xe8/0x150 [ 80.076754][ T986] assign_lock_key+0x133/0x150 [ 80.081517][ T986] register_lock_class+0xcc/0x2e0 [ 80.086519][ T986] __lock_acquire+0xaf/0x2e50 [ 80.091194][ T986] ? __mutex_trylock_common+0x15f/0x270 [ 80.096718][ T986] ? __pfx___mutex_trylock_common+0x10/0x10 [ 80.102594][ T986] lock_acquire+0x115/0x350 [ 80.107163][ T986] ? __wake_up_common_lock+0x30/0x1f0 [ 80.112520][ T986] ? rcu_is_watching+0x16/0xb0 [ 80.117289][ T986] _raw_spin_lock_irqsave+0x40/0x60 [ 80.122466][ T986] ? __wake_up_common_lock+0x30/0x1f0 [ 80.127856][ T986] __wake_up_common_lock+0x30/0x1f0 [ 80.133051][ T986] ? __pfx___mutex_lock+0x10/0x10 [ 80.138070][ T986] __vb2_queue_cancel+0x2de/0xde0 [ 80.143085][ T986] ? __vb2_cleanup_fileio+0x134/0x1f0 [ 80.148454][ T986] vb2_core_queue_release+0x2f/0x150 [ 80.153719][ T986] vb2_video_unregister_device+0x15b/0x200 [ 80.159503][ T986] em28xx_v4l2_init+0x1c89/0x3150 [ 80.164527][ T986] em28xx_init_extension+0x120/0x1d0 [ 80.169787][ T986] ? process_scheduled_works+0x97a/0x1630 [ 80.175506][ T986] process_scheduled_works+0xc3d/0x1630 [ 80.181035][ T986] ? __pfx_process_scheduled_works+0x10/0x10 [ 80.186996][ T986] ? assign_work+0x3cf/0x5d0 [ 80.191564][ T986] worker_thread+0xa47/0xfb0 [ 80.196135][ T986] kthread+0x38b/0x480 [ 80.200198][ T986] ? __pfx_worker_thread+0x10/0x10 [ 80.205287][ T986] ? __pfx_kthread+0x10/0x10 [ 80.209850][ T986] ret_from_fork+0x514/0xb70 [ 80.214431][ T986] ? __pfx_ret_from_fork+0x10/0x10 [ 80.219515][ T986] ? __switch_to+0xc89/0x1420 [ 80.224178][ T986] ? __pfx_kthread+0x10/0x10 [ 80.228745][ T986] ret_from_fork_asm+0x1a/0x30 [ 80.233492][ T986] [ 80.236541][ T986] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN PTI [ 80.248397][ T986] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 80.256803][ T986] CPU: 1 UID: 0 PID: 986 Comm: kworker/1:2 Not tainted syzkaller #0 PREEMPT(full) [ 80.266073][ T986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 80.276123][ T986] Workqueue: events request_module_async [ 80.281745][ T986] RIP: 0010:__wake_up_common_lock+0xd6/0x1f0 [ 80.287703][ T986] Code: 0f 84 d4 00 00 00 44 8b 64 24 04 eb 13 48 ba 00 00 00 00 00 fc ff df 4c 39 fd 0f 84 ba 00 00 00 49 89 ee 48 89 e8 48 c1 e8 03 <80> 3c 10 00 74 12 4c 89 f7 e8 4c de 97 00 48 ba 00 00 00 00 00 fc [ 80.307285][ T986] RSP: 0018:ffffc90004c87880 EFLAGS: 00010046 [ 80.313328][ T986] RAX: 0000000000000000 RBX: ffff88807e91d740 RCX: 0000000000000001 [ 80.321278][ T986] RDX: dffffc0000000000 RSI: 0000000000000004 RDI: ffffc90004c877e0 [ 80.329243][ T986] RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000004 [ 80.337189][ T986] R10: dffffc0000000000 R11: fffff52000990efc R12: 0000000000000000 [ 80.345136][ T986] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88807e91d7d0 [ 80.353099][ T986] FS: 0000000000000000(0000) GS:ffff888124dcb000(0000) knlGS:0000000000000000 [ 80.362005][ T986] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.368563][ T986] CR2: 000055758a4a6688 CR3: 000000007e224000 CR4: 00000000003526f0 [ 80.376521][ T986] Call Trace: [ 80.379804][ T986] [ 80.382733][ T986] __vb2_queue_cancel+0x2de/0xde0 [ 80.387747][ T986] ? __vb2_cleanup_fileio+0x134/0x1f0 [ 80.393101][ T986] vb2_core_queue_release+0x2f/0x150 [ 80.398374][ T986] vb2_video_unregister_device+0x15b/0x200 [ 80.404175][ T986] em28xx_v4l2_init+0x1c89/0x3150 [ 80.409182][ T986] em28xx_init_extension+0x120/0x1d0 [ 80.414439][ T986] ? process_scheduled_works+0x97a/0x1630 [ 80.420133][ T986] process_scheduled_works+0xc3d/0x1630 [ 80.425663][ T986] ? __pfx_process_scheduled_works+0x10/0x10 [ 80.431623][ T986] ? assign_work+0x3cf/0x5d0 [ 80.436197][ T986] worker_thread+0xa47/0xfb0 [ 80.440789][ T986] kthread+0x38b/0x480 [ 80.444849][ T986] ? __pfx_worker_thread+0x10/0x10 [ 80.449945][ T986] ? __pfx_kthread+0x10/0x10 [ 80.454525][ T986] ret_from_fork+0x514/0xb70 [ 80.459094][ T986] ? __pfx_ret_from_fork+0x10/0x10 [ 80.464180][ T986] ? __switch_to+0xc89/0x1420 [ 80.468832][ T986] ? __pfx_kthread+0x10/0x10 [ 80.473395][ T986] ret_from_fork_asm+0x1a/0x30 [ 80.478139][ T986] [ 80.481274][ T986] Modules linked in: [ 80.485175][ T986] ---[ end trace 0000000000000000 ]--- [ 80.490619][ T986] RIP: 0010:__wake_up_common_lock+0xd6/0x1f0 [ 80.490642][ T986] Code: 0f 84 d4 00 00 00 44 8b 64 24 04 eb 13 48 ba 00 00 00 00 00 fc ff df 4c 39 fd 0f 84 ba 00 00 00 49 89 ee 48 89 e8 48 c1 e8 03 <80> 3c 10 00 74 12 4c 89 f7 e8 4c de 97 00 48 ba 00 00 00 00 00 fc [ 80.490651][ T986] RSP: 0018:ffffc90004c87880 EFLAGS: 00010046 [ 80.490661][ T986] RAX: 0000000000000000 RBX: ffff88807e91d740 RCX: 0000000000000001 [ 80.490667][ T986] RDX: dffffc0000000000 RSI: 0000000000000004 RDI: ffffc90004c877e0 [ 80.490674][ T986] RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000004 [ 80.490679][ T986] R10: dffffc0000000000 R11: fffff52000990efc R12: 0000000000000000 [ 80.490686][ T986] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88807e91d7d0 [ 80.490692][ T986] FS: 0000000000000000(0000) GS:ffff888124dcb000(0000) knlGS:0000000000000000 [ 80.490700][ T986] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.490706][ T986] CR2: 000055758a4a6688 CR3: 000000007e224000 CR4: 00000000003526f0 [ 80.490717][ T986] Kernel panic - not syncing: Fatal exception [ 80.591919][ T986] Kernel Offset: disabled [ 80.596239][ T986] Rebooting in 86400 seconds..