ci-upstream-kasan-gce-smack-root/strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ci-upstream-kasan-gce-smack-root/syz-executor2406487355 <...> Warning: Permanently added '10.128.0.172' (ED25519) to the list of known hosts. execve("ci-upstream-kasan-gce-smack-root/syz-executor2406487355", ["ci-upstream-kasan-gce-smack-root/syz-executor2406487355"], 0x7fff72ff7b50 /* 10 vars */) = 0 brk(NULL) = 0x5555825f0000 brk(0x5555825f0d80) = 0x5555825f0d80 arch_prctl(ARCH_SET_FS, 0x5555825f0400) = 0 set_tid_address(0x5555825f06d0) = 5626 set_robust_list(0x5555825f06e0, 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-kasan-gce-smack-root/syz-executor2406487355", 4096) = 61 getrandom("\x14\x79\x50\xb3\x0b\x3f\x29\x67", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555825f0d80 brk(0x555582611d80) = 0x555582611d80 brk(0x555582612000) = 0x555582612000 mprotect(0x7fcfb5aed000, 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|SIGCHLDci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 5627 attached , child_tidptr=0x5555825f06d0) = 5627 [pid 5627] set_robust_list(0x5555825f06e0, 24) = 0 [pid 5627] rt_sigprocmask(SIG_SETMASK, [] [pid 5626] rt_sigprocmask(SIG_SETMASK, [] [pid 5627] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5626] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5627] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5627] setpgid(0, 0) = 0 [pid 5627] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5627] write(3, "1000", 4) = 4 [pid 5627] close(3) = 0 executing program [pid 5627] write(1, "executing program\n", 18) = 18 [pid 5627] futex(0x7fcfb5af3b4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5627] rt_sigaction(SIGRT_1, {sa_handler=0x7fcfb5a56f10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fcfb5a491e0}, NULL, 8) = 0 [pid 5627] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5627] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fcfb59f9000 [pid 5627] mprotect(0x7fcfb59fa000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5627] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5627] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fcfb5a19990, parent_tid=0x7fcfb5a19990, exit_signal=0, stack=0x7fcfb59f9000, stack_size=0x202c0, tls=0x7fcfb5a196c0}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 5628 attached => {parent_tid=[5628]}, 88) = 5628 [pid 5627] rt_sigprocmask(SIG_SETMASK, [] [pid 5628] 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 [pid 5627] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5627] futex(0x7fcfb5af3b48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5628] set_robust_list(0x7fcfb5a199a0, 24 [pid 5627] <... futex resumed>) = 0 [pid 5628] <... set_robust_list resumed>) = 0 [pid 5628] rt_sigprocmask(SIG_SETMASK, [] [pid 5627] futex(0x7fcfb5af3b4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 5628] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5628] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 5628] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fcfb5a18190) = 0 [pid 5628] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fcfb5a18190) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fcfb5a18190) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fcfb5a18190) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fcfb5a18190) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fcfb5a17180) = 18 [pid 5628] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fcfb5a18190) = 0 [ 166.462812][ T999] usb 1-1: new high-speed USB device number 2 using dummy_hcd [pid 5628] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fcfb5a18190) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fcfb5a18190) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fcfb5a17180) = 18 [pid 5628] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fcfb5a18190) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fcfb5a17180) = 9 [pid 5628] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fcfb5a18190) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7fcfb5a17180) = 99 [ 166.645214][ T999] usb 1-1: New USB device found, idVendor=1660, idProduct=0932, bcdDevice= 1.00 [ 166.683544][ T999] usb 1-1: config 1 interface 0 has no altsetting 2 [pid 5628] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fcfb5a18190) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0x32) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fcfb5af3c8c) = 9 [pid 5628] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fcfb5af3c9c) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fcfb5af3cac) = 10 [pid 5628] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fcfb5a17180) = 0 [ 166.684086][ T999] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 166.754625][ T999] dvb-usb: found a 'Medion MD95700 (MDUSBTV-HYBRID)' in warm state. [ 166.755388][ T999] usb 1-1: setting power ON [pid 5628] futex(0x7fcfb5af3b4c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5628] futex(0x7fcfb5af3b48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5627] <... futex resumed>) = 0 [pid 5627] futex(0x7fcfb5af3b48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5628] <... futex resumed>) = 0 [pid 5627] <... futex resumed>) = 1 [pid 5628] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fcfb5a181c0 [pid 5627] futex(0x7fcfb5af3b4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5627] futex(0x7fcfb5af3b5c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5627] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fcfb59d8000 [pid 5627] mprotect(0x7fcfb59d9000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5627] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5627] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fcfb59f8990, parent_tid=0x7fcfb59f8990, exit_signal=0, stack=0x7fcfb59d8000, stack_size=0x202c0, tls=0x7fcfb59f86c0}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 5631 attached [pid 5631] 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 [pid 5627] <... clone3 resumed> => {parent_tid=[5631]}, 88) = 5631 [pid 5631] <... rseq resumed>) = 0 [pid 5631] set_robust_list(0x7fcfb59f89a0, 24 [pid 5627] rt_sigprocmask(SIG_SETMASK, [] [pid 5631] <... set_robust_list resumed>) = 0 [pid 5627] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5631] rt_sigprocmask(SIG_SETMASK, [] [pid 5627] futex(0x7fcfb5af3b58, FUTEX_WAKE_PRIVATE, 1000000 [pid 5631] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5627] <... futex resumed>) = 0 [pid 5631] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fcfb59f71c0 [pid 5627] futex(0x7fcfb5af3b5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000}) = -1 ETIMEDOUT (Connection timed out) [pid 5627] futex(0x7fcfb5af3b6c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5627] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fcfb59b7000 [pid 5627] mprotect(0x7fcfb59b8000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5627] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5627] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fcfb59d7990, parent_tid=0x7fcfb59d7990, exit_signal=0, stack=0x7fcfb59b7000, stack_size=0x202c0, tls=0x7fcfb59d76c0}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 5632 attached [pid 5632] 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 [pid 5627] <... clone3 resumed> => {parent_tid=[5632]}, 88) = 5632 [pid 5632] <... rseq resumed>) = 0 [pid 5632] set_robust_list(0x7fcfb59d79a0, 24 [pid 5627] rt_sigprocmask(SIG_SETMASK, [] [pid 5632] <... set_robust_list resumed>) = 0 [pid 5627] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5632] rt_sigprocmask(SIG_SETMASK, [] [pid 5627] futex(0x7fcfb5af3b68, FUTEX_WAKE_PRIVATE, 1000000 [pid 5632] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5627] <... futex resumed>) = 0 [pid 5632] ioctl(3, USB_RAW_IOCTL_EP_READ, 0x7fcfb59d61c0 [pid 5627] futex(0x7fcfb5af3b6c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 5632] <... ioctl resumed>) = 2 [ 167.686715][ T999] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer. [ 167.697455][ T999] dvbdev: DVB: registering new adapter (Medion MD95700 (MDUSBTV-HYBRID)) [ 167.704627][ T999] usb 1-1: media controller created [pid 5628] <... ioctl resumed>) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0x9) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = 0 [ 167.732958][ T999] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [pid 5628] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fcfb5af40ac) = 9 [pid 5628] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fcfb5af40bc) = 0 [pid 5628] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fcfb5af40cc) = 10 [pid 5628] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fcfb5a171b0) = 0 [pid 5632] futex(0x7fcfb5af3b6c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5627] <... futex resumed>) = 0 [pid 5627] futex(0x7fcfb5af3b68, FUTEX_WAKE_PRIVATE, 1000000 [pid 5632] ioctl(3, USB_RAW_IOCTL_EP_READ, 0x7fcfb59d61c0 [pid 5627] <... futex resumed>) = 0 [pid 5627] futex(0x7fcfb5af3b6c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 5632] <... ioctl resumed>) = -1 EOVERFLOW (Value too large for defined data type) [pid 5632] futex(0x7fcfb5af3b6c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5627] <... futex resumed>) = 0 [pid 5632] futex(0x7fcfb5af3b68, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 5627] futex(0x7fcfb5af3b68, FUTEX_WAKE_PRIVATE, 1000000 [pid 5632] ioctl(3, USB_RAW_IOCTL_EP_READ, 0x7fcfb59d61c0 [pid 5627] <... futex resumed>) = 0 [pid 5627] futex(0x7fcfb5af3b6c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 5632] <... ioctl resumed>) = -1 EOVERFLOW (Value too large for defined data type) [pid 5632] futex(0x7fcfb5af3b6c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5627] <... futex resumed>) = 0 [pid 5632] futex(0x7fcfb5af3b68, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5627] futex(0x7fcfb5af3b68, FUTEX_WAKE_PRIVATE, 1000000 [pid 5632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5632] ioctl(3, USB_RAW_IOCTL_EP_WRITE, 0x7fcfb59d61c0 [pid 5627] <... futex resumed>) = 0 [pid 5632] <... ioctl resumed>) = 0 [ 167.885404][ T999] usb 1-1: mode switch failed (-1) [ 167.886124][ T999] dvb-usb: no frontend was attached by 'Medion MD95700 (MDUSBTV-HYBRID)' [ 167.890530][ T999] usb 1-1: setting power OFF [ 167.907419][ T999] dvb-usb: Medion MD95700 (MDUSBTV-HYBRID) successfully initialized and connected. [ 167.916655][ T999] usb 1-1: setting power ON [pid 5627] futex(0x7fcfb5af3b6c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 5628] futex(0x7fcfb5af3b4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5628] futex(0x7fcfb5af3b48, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5632] futex(0x7fcfb5af3b6c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5627] <... futex resumed>) = 0 [pid 5632] futex(0x7fcfb5af3b68, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5627] futex(0x7fcfb5af3b48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5628] <... futex resumed>) = 0 [pid 5627] <... futex resumed>) = 1 [pid 5628] ioctl(3, USB_RAW_IOCTL_EP_READ, 0x7fcfb5a181c0 [pid 5627] futex(0x7fcfb5af3b4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 5628] <... ioctl resumed>) = -1 EOVERFLOW (Value too large for defined data type) [pid 5628] futex(0x7fcfb5af3b4c, FUTEX_WAKE_PRIVATE, 1000000 [pid 5627] <... futex resumed>) = 0 [pid 5628] <... futex resumed>) = 1 [pid 5627] futex(0x7fcfb5af3b48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5628] ioctl(3, USB_RAW_IOCTL_EP_WRITE, 0x7fcfb5a181c0 [pid 5627] <... futex resumed>) = 0 [pid 5627] futex(0x7fcfb5af3b4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 5631] <... ioctl resumed>) = 0 [pid 5631] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0x9) = 0 [pid 5631] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0) = -1 EINVAL (Invalid argument) [pid 5631] ioctl(3, USB_RAW_IOCTL_EP_DISABLE, 0xa) = 0 [pid 5631] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fcfb5af3e9c) = 9 [pid 5631] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fcfb5af3eac) = 12 [pid 5631] ioctl(3, USB_RAW_IOCTL_EP_ENABLE, 0x7fcfb5af3ebc) = -1 EINVAL (Invalid argument) [pid 5631] ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7fcfb59f61b0) = 0 [pid 5631] futex(0x7fcfb5af3b5c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5631] futex(0x7fcfb5af3b58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5627] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5627] futex(0x7fcfb5af3b58, FUTEX_WAKE_PRIVATE, 1000000 [pid 5631] <... futex resumed>) = 0 [pid 5627] <... futex resumed>) = 1 [pid 5631] ioctl(3, USB_RAW_IOCTL_EP_READ, 0x7fcfb59f71c0 [pid 5627] futex(0x7fcfb5af3b5c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=350000000} [pid 5631] <... ioctl resumed>) = 1 [pid 5631] futex(0x7fcfb5af3b5c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5627] <... futex resumed>) = 0 [pid 5631] futex(0x7fcfb5af3b58, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5627] exit_group(0 [pid 5632] <... futex resumed>) = ? [pid 5631] <... futex resumed>) = ? [pid 5628] <... ioctl resumed>) = ? [pid 5627] <... exit_group resumed>) = ? [pid 5632] +++ exited with 0 +++ [pid 5631] +++ exited with 0 +++ [pid 5628] +++ exited with 0 +++ [ 168.914883][ T999] dvb-usb: bulk message failed: -71 (3/0) [ 168.915721][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.916146][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.916574][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.916977][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.918460][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.918481][ T999] cx25840 1-0044: Unable to detect h/w, assuming cx23887 [ 168.918877][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.918945][ T999] cx25840 1-0044: cx23887 A/V decoder found @ 0x88 (Medion MD95700 (MDUSBTV-HYBRID)) [ 168.920432][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.920846][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.947445][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.955852][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.956868][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.957787][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.958628][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.959493][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.960305][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.961138][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.968743][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.970290][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.971145][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.976514][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.977417][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.979332][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 168.980387][ T999] dvb-usb: bulk message failed: -71 (9/0) [ 169.002687][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 169.006786][ T999] dvb-usb: bulk message failed: -71 (9/0) [ 169.007761][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 169.008584][ T999] dvb-usb: bulk message failed: -71 (9/0) [ 169.009439][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 169.010302][ T999] dvb-usb: bulk message failed: -71 (9/0) [ 169.011136][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 169.021903][ T999] dvb-usb: bulk message failed: -71 (9/0) [ 169.022810][ T999] dvb-usb: bulk message failed: -71 (9/0) [ 169.024554][ T999] dvb-usb: bulk message failed: -71 (9/0) [ 169.060758][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 169.062804][ T999] dvb-usb: bulk message failed: -71 (9/0) [ 169.065717][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 169.066622][ T999] dvb-usb: bulk message failed: -71 (9/0) [ 169.067521][ T999] dvb-usb: bulk message failed: -71 (6/0) ** replaying previous printk message ** [ 169.067521][ T999] dvb-usb: bulk message failed: -71 (6/0) [ 169.068343][ T999] dvb-usb: bulk message failed: -71 (9/0) [ 169.069135][ T999] dvb-usb: bulk message failed: -71 (9/0) [ 169.165609][ T999] ------------[ cut here ]------------ [ 169.165661][ T999] 1 [ 169.165692][ T999] WARNING: drivers/media/i2c/cx25840/cx25840-core.c:2313 at cx25840_init+0xa3/0x110, CPU#0: kworker/0:3/999 [ 169.206281][ T999] Modules linked in: [ 169.210269][ T999] CPU: 0 UID: 0 PID: 999 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [pid 5627] +++ exited with 0 +++ [ 169.220116][ T999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 169.230266][ T999] Workqueue: usb_hub_wq hub_event [ 169.235409][ T999] RIP: 0010:cx25840_init+0xa3/0x110 [ 169.240728][ T999] Code: dc 02 00 00 4c 89 f0 48 c1 e8 03 42 0f b6 04 20 84 c0 75 5e 41 c7 06 2a b5 2a 01 89 de e8 c5 66 00 00 eb 09 e8 4e 10 4c fa 90 <0f> 0b 90 31 c0 5b 41 5c 41 5e 41 5f 5d e9 5b df de 03 cc 89 f9 80 [ 169.261375][ T999] RSP: 0018:ffffc90006506bd0 EFLAGS: 00010293 --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5627, si_uid=0, si_status=0, si_utime=0, si_stime=9 /* 0.09 s */} --- [ 169.267499][ T999] RAX: ffffffff877a6972 RBX: 00000000000ac8aa RCX: ffff888025828000 [ 169.275570][ T999] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 169.283625][ T999] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 169.291708][ T999] R10: dffffc0000000000 R11: ffffffff877a68d0 R12: dffffc0000000000 [ 169.299731][ T999] R13: 0000000000000000 R14: ffff888020f74040 R15: ffff888020f74330 [ 169.307847][ T999] FS: 0000000000000000(0000) GS:ffff888125bd5000(0000) knlGS:0000000000000000 [ 169.316888][ T999] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 restart_syscall(<... resuming interrupted rt_sigprocmask ...>) = 0 rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555825f06d0) = 5635 rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 5635 attached [ 169.323691][ T999] CR2: 00005608c55916f8 CR3: 000000000dfb0000 CR4: 00000000003526f0 [ 169.331750][ T999] Call Trace: [ 169.335053][ T999] [ 169.338025][ T999] ? __pfx_cx25840_init+0x10/0x10 [ 169.343157][ T999] cxusb_medion_register_analog+0x303/0x1160 [ 169.349278][ T999] ? __pfx_cxusb_medion_register_analog+0x10/0x10 [ 169.355905][ T999] cxusb_probe+0x664/0x710 [ 169.360388][ T999] ? __pfx_cxusb_probe+0x10/0x10 [ 169.365451][ T999] ? __pm_runtime_set_status+0x977/0xc40 [pid 5635] set_robust_list(0x5555825f06e0, 24) = 0 [pid 5635] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5635] setpgid(0, 0) = 0 [pid 5635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [ 169.371159][ T999] usb_probe_interface+0x788/0xe50 [ 169.376422][ T999] ? __pfx_usb_probe_interface+0x10/0x10 [ 169.382172][ T999] ? sysfs_do_create_link_sd+0xe0/0x110 [ 169.387783][ T999] ? driver_sysfs_add+0x1fe/0x210 [ 169.392945][ T999] ? __pfx_usb_probe_interface+0x10/0x10 [ 169.398659][ T999] really_probe+0x254/0xae0 [ 169.403263][ T999] __driver_probe_device+0x1e8/0x360 [ 169.408592][ T999] driver_probe_device+0x4f/0x240 [ 169.413743][ T999] __device_attach_driver+0x270/0x410 [ 169.419177][ T999] bus_for_each_drv+0x25b/0x2f0 [pid 5635] write(3, "1000", 4) = 4 [pid 5635] close(3) = 0 executing program [pid 5635] write(1, "executing program\n", 18) = 18 [pid 5635] futex(0x7fcfb5af3b4c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 169.424171][ T999] ? __pfx___device_attach_driver+0x10/0x10 [ 169.430133][ T999] ? __pfx_bus_for_each_drv+0x10/0x10 [ 169.435645][ T999] ? rt_spin_unlock+0x165/0x200 [ 169.440605][ T999] __device_attach+0x2c7/0x450 [ 169.445501][ T999] ? rt_spin_unlock+0x159/0x200 [ 169.450426][ T999] ? __pfx___device_attach+0x10/0x10 [ 169.455849][ T999] device_initial_probe+0xa1/0xd0 [ 169.460949][ T999] bus_probe_device+0x12d/0x220 [ 169.465910][ T999] device_add+0x7d7/0xb80 [pid 5635] rt_sigaction(SIGRT_1, {sa_handler=0x7fcfb5a56f10, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fcfb5a491e0}, NULL, 8) = 0 [pid 5635] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fcfb59f9000 [pid 5635] mprotect(0x7fcfb59fa000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5635] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5635] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fcfb5a19990, parent_tid=0x7fcfb5a19990, exit_signal=0, stack=0x7fcfb59f9000, stack_size=0x202c0, tls=0x7fcfb5a196c0}ci-upstream-kasan-gce-smack-root/strace-static-x86_64: Process 5636 attached [ 169.470306][ T999] usb_set_configuration+0x1ad8/0x2180 [ 169.475935][ T999] usb_generic_driver_probe+0x8d/0x150 [ 169.481505][ T999] usb_probe_device+0x1c3/0x3b0 [ 169.486429][ T999] ? __pfx_usb_probe_device+0x10/0x10 [ 169.491909][ T999] really_probe+0x254/0xae0 [ 169.496484][ T999] __driver_probe_device+0x1e8/0x360 [ 169.501854][ T999] driver_probe_device+0x4f/0x240 [ 169.506954][ T999] __device_attach_driver+0x270/0x410 [ 169.512451][ T999] bus_for_each_drv+0x25b/0x2f0 [ 169.517359][ T999] ? __pfx___device_attach_driver+0x10/0x10 [pid 5636] 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 [pid 5635] <... clone3 resumed> => {parent_tid=[5636]}, 88) = 5636 [pid 5636] <... rseq resumed>) = 0 [pid 5635] rt_sigprocmask(SIG_SETMASK, [] [pid 5636] set_robust_list(0x7fcfb5a199a0, 24 [pid 5635] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5636] <... set_robust_list resumed>) = 0 [ 169.523358][ T999] ? __pfx_bus_for_each_drv+0x10/0x10 [ 169.528824][ T999] ? rt_spin_unlock+0x165/0x200 [ 169.533797][ T999] __device_attach+0x2c7/0x450 [ 169.538599][ T999] ? __pfx___device_attach+0x10/0x10 [ 169.544019][ T999] device_initial_probe+0xa1/0xd0 [ 169.549103][ T999] bus_probe_device+0x12d/0x220 [ 169.554068][ T999] device_add+0x7d7/0xb80 [ 169.558466][ T999] usb_new_device+0x99a/0x1680 [ 169.563328][ T999] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 169.569215][ T999] ? __pfx_usb_new_device+0x10/0x10 [pid 5635] futex(0x7fcfb5af3b48, FUTEX_WAKE_PRIVATE, 1000000 [pid 5636] rt_sigprocmask(SIG_SETMASK, [] [pid 5635] <... futex resumed>) = 0 [pid 5636] <... rt_sigprocmask resumed>, NULL, 8) = 0 [pid 5635] futex(0x7fcfb5af3b4c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=3, tv_nsec=50000000} [pid 5636] openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [pid 5636] ioctl(3, USB_RAW_IOCTL_INIT, 0x7fcfb5a18190) = 0 [pid 5636] ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [pid 5636] ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7fcfb5a18190) = 0 [ 169.574532][ T999] hub_event+0x28cf/0x4cf0 [ 169.579171][ T999] ? __pfx_hub_event+0x10/0x10 [ 169.584059][ T999] ? rcu_is_watching+0x16/0xb0 [ 169.588885][ T999] ? process_scheduled_works+0x97a/0x1630 [ 169.594747][ T999] process_scheduled_works+0xc3d/0x1630 [ 169.600389][ T999] ? __pfx_process_scheduled_works+0x10/0x10 [ 169.606489][ T999] ? assign_work+0x3cf/0x5d0 [ 169.611142][ T999] worker_thread+0xa47/0xfb0 [ 169.615858][ T999] ? __kthread_parkme+0x71/0x1f0 [ 169.620870][ T999] kthread+0x38b/0x470 [ 169.625038][ T999] ? __pfx_worker_thread+0x10/0x10 [ 169.630206][ T999] ? __pfx_kthread+0x10/0x10 [ 169.634919][ T999] ret_from_fork+0x514/0xb70 [ 169.639567][ T999] ? __pfx_ret_from_fork+0x10/0x10 [ 169.644788][ T999] ? __switch_to+0xc89/0x1420 [ 169.649519][ T999] ? __pfx_kthread+0x10/0x10 [ 169.654218][ T999] ret_from_fork_asm+0x1a/0x30 [ 169.659038][ T999] [ 169.662233][ T999] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 169.669532][ T999] CPU: 0 UID: 0 PID: 999 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT_{RT,(full)} [ 169.679523][ T999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 169.689600][ T999] Workqueue: usb_hub_wq hub_event [ 169.694769][ T999] Call Trace: [ 169.698059][ T999] [ 169.700996][ T999] vpanic+0x56d/0xa60 [ 169.704989][ T999] ? __pfx__printk+0x10/0x10 [ 169.709597][ T999] ? __pfx_vpanic+0x10/0x10 [ 169.714105][ T999] ? is_bpf_text_address+0x292/0x2b0 [ 169.719448][ T999] ? is_bpf_text_address+0x26/0x2b0 [ 169.724733][ T999] panic+0xc5/0xd0 [ 169.728479][ T999] ? __pfx_panic+0x10/0x10 [ 169.732962][ T999] ? ret_from_fork_asm+0x1a/0x30 [ 169.737923][ T999] __warn+0x315/0x4c0 [ 169.741940][ T999] ? cx25840_init+0xa3/0x110 [ 169.746551][ T999] ? cx25840_init+0xa3/0x110 [ 169.751248][ T999] __report_bug+0x276/0x570 [ 169.755819][ T999] ? cx25840_init+0xa3/0x110 [ 169.760454][ T999] ? __pfx___report_bug+0x10/0x10 [ 169.765589][ T999] ? rt_spin_unlock+0x165/0x200 [ 169.770475][ T999] ? __v4l2_device_register_subdev+0x519/0x5b0 [ 169.776674][ T999] ? cx25840_init+0xa3/0x110 [ 169.781314][ T999] report_bug+0x16b/0x220 [ 169.785671][ T999] ? cx25840_init+0xa3/0x110 [ 169.790274][ T999] ? cx25840_init+0xa5/0x110 [ 169.794889][ T999] handle_bug+0x9c/0x200 [ 169.799166][ T999] exc_invalid_op+0x1a/0x50 [ 169.803719][ T999] asm_exc_invalid_op+0x1a/0x20 [ 169.808580][ T999] RIP: 0010:cx25840_init+0xa3/0x110 [ 169.813800][ T999] Code: dc 02 00 00 4c 89 f0 48 c1 e8 03 42 0f b6 04 20 84 c0 75 5e 41 c7 06 2a b5 2a 01 89 de e8 c5 66 00 00 eb 09 e8 4e 10 4c fa 90 <0f> 0b 90 31 c0 5b 41 5c 41 5e 41 5f 5d e9 5b df de 03 cc 89 f9 80 [ 169.833425][ T999] RSP: 0018:ffffc90006506bd0 EFLAGS: 00010293 [ 169.839547][ T999] RAX: ffffffff877a6972 RBX: 00000000000ac8aa RCX: ffff888025828000 [ 169.847535][ T999] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 169.855513][ T999] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 169.863493][ T999] R10: dffffc0000000000 R11: ffffffff877a68d0 R12: dffffc0000000000 [ 169.871573][ T999] R13: 0000000000000000 R14: ffff888020f74040 R15: ffff888020f74330 [ 169.879610][ T999] ? __pfx_cx25840_init+0x10/0x10 [ 169.884678][ T999] ? cx25840_init+0xa2/0x110 [ 169.889302][ T999] ? __pfx_cx25840_init+0x10/0x10 [ 169.894380][ T999] cxusb_medion_register_analog+0x303/0x1160 [ 169.900392][ T999] ? __pfx_cxusb_medion_register_analog+0x10/0x10 [ 169.906839][ T999] cxusb_probe+0x664/0x710 [ 169.911308][ T999] ? __pfx_cxusb_probe+0x10/0x10 [ 169.916303][ T999] ? __pm_runtime_set_status+0x977/0xc40 [ 169.921995][ T999] usb_probe_interface+0x788/0xe50 [ 169.927161][ T999] ? __pfx_usb_probe_interface+0x10/0x10 [ 169.932842][ T999] ? sysfs_do_create_link_sd+0xe0/0x110 [ 169.938404][ T999] ? driver_sysfs_add+0x1fe/0x210 [ 169.943449][ T999] ? __pfx_usb_probe_interface+0x10/0x10 [ 169.949128][ T999] really_probe+0x254/0xae0 [ 169.953660][ T999] __driver_probe_device+0x1e8/0x360 [ 169.959005][ T999] driver_probe_device+0x4f/0x240 [ 169.964089][ T999] __device_attach_driver+0x270/0x410 [ 169.969514][ T999] bus_for_each_drv+0x25b/0x2f0 [ 169.974419][ T999] ? __pfx___device_attach_driver+0x10/0x10 [ 169.980445][ T999] ? __pfx_bus_for_each_drv+0x10/0x10 [ 169.985850][ T999] ? rt_spin_unlock+0x165/0x200 [ 169.990776][ T999] __device_attach+0x2c7/0x450 [ 169.995571][ T999] ? rt_spin_unlock+0x159/0x200 [ 170.000474][ T999] ? __pfx___device_attach+0x10/0x10 [ 170.005814][ T999] device_initial_probe+0xa1/0xd0 [ 170.010888][ T999] bus_probe_device+0x12d/0x220 [ 170.015953][ T999] device_add+0x7d7/0xb80 [ 170.020304][ T999] usb_set_configuration+0x1ad8/0x2180 [ 170.025807][ T999] usb_generic_driver_probe+0x8d/0x150 [ 170.031308][ T999] usb_probe_device+0x1c3/0x3b0 [ 170.036213][ T999] ? __pfx_usb_probe_device+0x10/0x10 [ 170.041632][ T999] really_probe+0x254/0xae0 [ 170.046160][ T999] __driver_probe_device+0x1e8/0x360 [ 170.051472][ T999] driver_probe_device+0x4f/0x240 [ 170.056544][ T999] __device_attach_driver+0x270/0x410 [ 170.061940][ T999] bus_for_each_drv+0x25b/0x2f0 [ 170.066809][ T999] ? __pfx___device_attach_driver+0x10/0x10 [ 170.072727][ T999] ? __pfx_bus_for_each_drv+0x10/0x10 [ 170.078141][ T999] ? rt_spin_unlock+0x165/0x200 [ 170.083126][ T999] __device_attach+0x2c7/0x450 [ 170.087934][ T999] ? __pfx___device_attach+0x10/0x10 [ 170.093333][ T999] device_initial_probe+0xa1/0xd0 [ 170.098419][ T999] bus_probe_device+0x12d/0x220 [ 170.103297][ T999] device_add+0x7d7/0xb80 [ 170.107655][ T999] usb_new_device+0x99a/0x1680 [ 170.112459][ T999] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 170.118282][ T999] ? __pfx_usb_new_device+0x10/0x10 [ 170.123498][ T999] hub_event+0x28cf/0x4cf0 [ 170.127974][ T999] ? __pfx_hub_event+0x10/0x10 [ 170.132770][ T999] ? rcu_is_watching+0x16/0xb0 [ 170.137576][ T999] ? process_scheduled_works+0x97a/0x1630 [ 170.143323][ T999] process_scheduled_works+0xc3d/0x1630 [ 170.148933][ T999] ? __pfx_process_scheduled_works+0x10/0x10 [ 170.154948][ T999] ? assign_work+0x3cf/0x5d0 [ 170.159581][ T999] worker_thread+0xa47/0xfb0 [ 170.164246][ T999] ? __kthread_parkme+0x71/0x1f0 [ 170.169222][ T999] kthread+0x38b/0x470 [ 170.173315][ T999] ? __pfx_worker_thread+0x10/0x10 [ 170.178444][ T999] ? __pfx_kthread+0x10/0x10 [ 170.183093][ T999] ret_from_fork+0x514/0xb70 [ 170.187703][ T999] ? __pfx_ret_from_fork+0x10/0x10 [ 170.192829][ T999] ? __switch_to+0xc89/0x1420 [ 170.197531][ T999] ? __pfx_kthread+0x10/0x10 [ 170.202131][ T999] ret_from_fork_asm+0x1a/0x30 [ 170.206932][ T999] [ 170.210579][ T999] Kernel Offset: disabled [ 170.214923][ T999] Rebooting in 86400 seconds..